TU BRAUNSCHWEIG

Prof. Dr. rer. nat. habil. Andreas WaagAndreas Waag

Institut für Halbleitertechnik

TU Braunschweig

Hans-Sommer-Straße 66

38106 Braunschweig  

Tel. 0531 391-3774

Fax 0531 391-5844

E-Mail: A.Waag@tu-braunschweig.de

 

Arbeitsgebiete:

  • Epitaxie von Halbleitern
  • dreidimensionale Halbleiterstrukturen
  • Festkörperbeleuchtung (solid state lighting)
  • Anwendungen mit "strukturiertem Licht"
  • Prozessierung von Halbleiter-Nanostrukturen
  • GaN-Prozesstechnik
  • GaN-Silicium-Integration
  • GaN-Leistungselektronik
  • Bio-Photonik

Lehre:

  • Grundlagen der Elektronik
  • Integrierte Schaltungen
  • Magnetoelektronik 
  • Lichttechnik
  • Labore Elektronische Technologie I und II (mit Prof. Dr. Bakin)

Publikationen:

(Stand Dez. 2014, Hirsch-Faktor 42, ca. 520 Publikationen insgesamt)



1. Wang X, Hartmann J, Mandl M, Sadat Mohajerani M, Wehmann H-, Strassburg M, Waag A. Growth kinetics and mass transport mechanisms of GaN columns by selective area metal organic vapor phase epitaxy. J Appl Phys. 2014;115(16)

2. Caccamo L, Hartmann J, Fàbrega C, Estradé S, Lilienkamp G, Prades JD, Hoffmann MWG, Ledig J, Wagner A, Wang X, Lopez-Conesa L, Peiró F, Rebled JM, Wehmann H-, Daum W, Shen H, Waag A. Band engineered epitaxial 3D GaN-InGaN core-shell rod arrays as an advanced photoanode for visible-light-driven water splitting. ACS Applied Materials and Interfaces. 2014;6(4):2235-40.

3. Hoffmann MWG, Prades JD, Mayrhofer L, Hernandez-Ramirez F, Järvi TT, Moseler M, Waag A, Shen H. Highly selective SAM-nanowire hybrid NO2 sensor: Insight into charge transfer dynamics and alignment of frontier molecular orbitals. Advanced Functional Materials. 2014;24(5):595-602.

4. Griffiths I, Cherns D, Wang X, Wehman H-, Mandl M, Strassburg M, Waag A. Characterisation of 3D-GaN/InGaN core-shell nanostructures by transmission electron microscopy. Physica Status Solidi (C) Current Topics in Solid State Physics. 2014;11(3-4):425-7.

5. Kähler J, Stranz A, Waag A, Peiner E. Thermoelectric coolers with sintered silver interconnects. J Electron Mater. 2014;43(6):2397-404.

6. Raj E, Lisik Z, Niedzielski P, Ruta L, Turczynski M, Wang X, Waag A. Modelling of MOCVD reactor: New 3D approach. Journal of Physics: Conference Series. 2014;494(1).

7. Wagner A, Stahl M, Ehrhardt N, Fahl A, Ledig J, Waag A, Bakin A. Oxides for sustainable photovoltaics with earth-abundant materials. In: Proceedings of SPIE - The International Society for Optical Engineering; 20142014.

8. Wasisto HS, Huang K, Merzsch S, Stranz A, Waag A, Peiner E. Finite element modeling and experimental proof of NEMS-based silicon pillar resonators for nanoparticle mass sensing applications. Microsystem Technologies. 2014;20(4-5):571-84.

9. Wasisto HS, Zhang Q, Merzsch S, Waag A, Peiner E. A phase-locked loop frequency tracking system for portable microelectromechanical piezoresistive cantilever mass sensors. Microsystem Technologies. 2014;20(4-5):559-69.

10. Zhukov EA, Yakovlev DR, Schwan A, Yugov OA, Waag A, Molenkamp LW, Bayer M. Spin coherence of electrons and holes in ZnSe-based quantum wells studied by pump-probe kerr rotation. Physica Status Solidi (B) Basic Research. 2014;251(9):1872-80.

11. Wasisto HS, Merzsch S, Steib F, Waag A, Peiner E. In-plane-excited silicon nanowire arrays-patterned cantilever sensors for enhanced airborne particulate matter exposure detection. In: 9th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, IEEE-NEMS 2014; 20142014. p. 32-7.

12. Merzsch S, Steib F, Wasisto HS, Stranz A, Hinze P, Weimann T, Peiner E, Waag A. Production of vertical nanowire resonators by cryogenic-ICP-DRIE. Microsystem Technologies. 2014;20(4-5):759-67.

13. Wasisto HS, Merzsch S, Steib F, Waag A, Peiner E. Vertical silicon nanowire array-patterned microcantilever resonators for enhanced detection of cigarette smoke aerosols. Micro and Nano Letters. 2014;9(10):676-9.

14. Debus J, Maksimov AA, Dunker D, Yakovlev DR, Filatov EV, Tartakovskii II, Ivanov VY, Waag A, Bayer M. Heating of the mn spin system by photoexcited holes in type-II (zn, mn)se/(be, mn)te quantum wells. Physica Status Solidi (B) Basic Research. 2014;251(9):1694-9.

15. Griffiths IJ, Cherns D, Wang X, Waag A, Wehmann H-. Characterisation of 3D-GaN/InGaN nanostructured light emitting diodes by transmission electron microscopy. Journal of Physics: Conference Series. 2013;471(1)

16. Wasisto HS, Merzsch S, Stranz A, Waag A, Uhde E, Salthammer T, Peiner E. Femtogram aerosol nanoparticle mass sensing utilising vertical silicon nanowire resonators. Micro and Nano Letters. 2013;8(10):554-8.

17. Wang X, Jahn U, Ledig J, Wehmann H-, Mandl M, Straßburg M, Waag A. The MOVPE growth mechanism of catalyst-free self-organized GaN columns in H2 and N2 carrier gases. J Cryst Growth. 2013;384:61-5.

18. Wagner A, Scherg-Kurmes H, Waag A, Bakin A. Vapour phase epitaxy of Cu2O on a-plane Al2O3. Physica Status Solidi (C) Current Topics in Solid State Physics. 2013;10(10):1284-7.

19. Mandl M, Wang X, Schimpke T, Kölper C, Binder M, Ledig J, Waag A, Kong X, Trampert A, Bertram F, Christen J, Barbagini F, Calleja E, Strassburg M. Group III nitride core-shell nano- and microrods for optoelectronic applications. Physica Status Solidi - Rapid Research Letters. 2013;7(10):800-14.

20. Wasisto HS, Merzsch S, Stranz A, Waag A, Uhde E, Salthammer T, Peiner E. Silicon nanowire resonators for aerosol nanoparticle mass sensing. In: 8th Annual IEEE International Conference on Nano/Micro Engineered and Molecular Systems, IEEE NEMS 2013; 20132013. p. 506-9.

21. Wasisto HS, Zhang Q, Merzsch S, Waag A, Peiner E. A closed-loop system for frequency tracking of piezoresistive cantilever sensors. In: Proceedings of SPIE - The International Society for Optical Engineering; 20132013

22. Wasisto HS, Merzsch S, Huang K, Stranz A, Waag A, Peiner E. Simulation and characterization of silicon nanopillar-based nanoparticle sensors. In: Proceedings of SPIE - The International Society for Optical Engineering; 20132013

23. Merzsch S, Wasisto HS, Stranz A, Hinze P, Weimann T, Peiner E, Waag A. Fabrication of vertical nanowire resonators for aerosol exposure assessment. In: Proceedings of SPIE - The International Society for Optical Engineering; 20132013

24. Wasisto HS, Merzsch S, Waag A, Peiner E. MEMS-based silicon cantilevers with integrated electrothermal heaters for airborne ultrafine particle sensing. In: Proceedings of SPIE - The International Society for Optical Engineering; 20132013

25. Merzsch S, Salthammer T, Wasisto HS, Kirsch I, Uhde E, Waag A, Peiner E. A personal sampler for direct mass determination of nano-particles using a resonant cantilever sensor. In: Technical Proceedings of the 2013 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2013; 20132013. p. 123-6.

26. Wang X, Li S, Mohajerani MS, Ledig J, Wehmann H-, Mandl M, Strassburg M, Steegmüller U, Jahn U, Lähnemann J, Riechert H, Griffiths I, Cherns D, Waag A. Continuous-flow MOVPE of ga-polar GaN column arrays and core-shell LED structures. Crystal Growth and Design. 2013;13(8):3475-80.

27. Wasisto HS, Merzsch S, Stranz A, Waag A, Uhde E, Salthammer T, Peiner E. Silicon nanowire resonators: Aerosol nanoparticle mass sensing in the workplace. IEEE Nanotechnology Magazine. 2013;7(2):18-23.

28. Lammerhardt N, Merzsch S, Ledig J, Bora A, Waag A, Tornow M, Mischnick P. Toward three-dimensional microelectronic systems: Directed self-assembly of silicon microcubes via DNA surface functionalization. Langmuir. 2013;29(26):8410-6.

29. Stranz A, Waag A, Peiner E. High-temperature performance of stacked silicon nanowires for thermoelectric power generation. J Electron Mater. 2013;42(7):2233-8.

30. Stranz A, Kähler J, Waag A, Peiner E. Thermoelectric properties of high-doped silicon from room temperature to 900 K. J Electron Mater. 2013;42(7):2381-7.

31. Dreher L, Bihler C, Peiner E, Waag A, Schoch W, Limmer W, Goennenwein STB, Brandt MS. Angle-dependent spin-wave resonance spectroscopy of (ga,mn)as films. Physical Review B - Condensed Matter and Materials Physics. 2013;87(22)

32. Wang X, Li S, Fündling S, Wehmann H-, Strassburg M, Lugauer H-, Steegmüller U, Waag A. Mechanism of nucleation and growth of catalyst-free self-organized GaN columns by MOVPE. J Phys D. 2013;46(20)

33. Wasisto HS, Merzsch S, Stranz A, Waag A, Uhde E, Salthammer T, Peiner E. Silicon resonant nanopillar sensors for airborne titanium dioxide engineered nanoparticle mass detection. Sensors and Actuators, B: Chemical. 2013;189:146-56.

34. Mohajerani MS, Reshchikov MA, Behrends A, Bakin A, Kück S, Waag A. Determination of zinc concentration in GaN: Zn,si from photoluminescence. Physica Status Solidi (C) Current Topics in Solid State Physics. 2013;10(3):523-6.

35. Reshchikov MA, Mcnamara JD, Behrends A, Mohajerani MS, Bakin A, Waag A. Higher than 90% internal quantum efficiency of photoluminescence in GaN: Si,zn. Physica Status Solidi (C) Current Topics in Solid State Physics. 2013;10(3):507-10.

36. Horn H, Balocchi A, Marie X, Bakin A, Waag A, Oestreich M, Hübner J. Spin noise spectroscopy of donor-bound electrons in ZnO. Physical Review B - Condensed Matter and Materials Physics. 2013;87(4)

37. Wasisto HS, Merzsch S, Waag A, Uhde E, Salthammer T, Peiner E. Evaluation of photoresist-based nanoparticle removal method for recycling silicon cantilever mass sensors. Sens Actuators A Phys. 2013;202:90-9.

38. Horn H, Berski F, Balocchi A, Marie X, Mansur-Al-Suleiman M, Bakin A, Waag A, Hübner J, Oestreich M. Spin noise spectroscopy of ZnO. In: AIP Conference Proceedings; 20132013. p. 69-70.

39. Wasisto HS, Merzsch S, Waag A, Uhde E, Salthammer T, Peiner E. Portable cantilever-based airborne nanoparticle detector. Sensors and Actuators, B: Chemical. 2013;187:118-27.

40. Li S, Wang X, Mohajerani MS, Fündling S, Erenburg M, Wei J, Wehmann H-, Waag A, Mandl M, Bergbauer W, Strassburg M. Dependence of N-polar GaN rod morphology on growth parameters during selective area growth by MOVPE. J Cryst Growth. 2013;364:149-54.

41. Waag A. GaN based nanorod technology for solid state lighting. In: 2012 Conference on Lasers and Electro-Optics, CLEO 2012; 20122012

42. Wasistoa HS, Merzsch S, Stranz A, Waag A, Uhde E, Salthammer T, Peiner E. Femtogram mass measurement of airborne engineered nanoparticles using silicon nanopillar resonators. In: Procedia Engineering; 20122012. p. 289-92.

43. Wasistoa HS, Merzsch S, Waag A, Kirsch I, Uhde E, Salthammer T, Peiner E. Effect of photoresist coating on the reusable resonant cantilever sensors for assessing exposure to airborne nanoparticles. In: Procedia Engineering; 20122012. p. 302-5.

44. Kahler J, Stranz A, Peiner E, Waag A. Sinter-attach of high-temperature sensors for deep-drilling monitoring. In: ICEPT-HDP 2012 Proceedings - 2012 13th International Conference on Electronic Packaging Technology and High Density Packaging; 20122012. p. 1594-9.

45. Merzsch S, Wasisto HS, Waag A, Kirsch I, Uhde E, Salthammer T, Peiner E. Cleaning of structured templates from nanoparticle accumulation using silicone. Microsystem Technologies. 2012;18(7-8):835-42.

46. Kähler J, Stranz A, Doering L, Merzsch S, Heuck N, Waag A, Peiner E. Fabrication, packaging, and characterization of p-SOI wheatstone bridges for harsh environments. Microsystem Technologies. 2012;18(7-8):869-78.

47. Stranz A, Kähler J, Merzsch S, Waag A, Peiner E. Nanowire silicon as a material for thermoelectric energy conversion. Microsystem Technologies. 2012;18(7-8):857-62.

48. Wasisto HS, Merzsch S, Waag A, Kirsch I, Uhde E, Salthammer T, Peiner E. Determination of exposure to engineered carbon nanoparticles using a self-sensing piezoresistive silicon cantilever sensor. Microsystem Technologies. 2012;18(7-8):905-15.

49. Kähler J, Stranz A, Waag A, Peiner E, Jung S, Kruspe T. Sinter-attach of Peltier dice for cooling of deep-drilling electronics. In: 2012 IEEE I2MTC - International Instrumentation and Measurement Technology Conference, Proceedings; 20122012. p. 658-63.

50. Kähler J, Heuck N, Wagner A, Stranz A, Peiner E, Waag A. Sintering of copper particles for die attach. IEEE Transactions on Components, Packaging and Manufacturing Technology. 2012;2(10):1587-91.

51. Li S, Wang X, Fündling S, Erenburg M, Ledig J, Wei J, Wehmann HH, Waag A, Bergbauer W, Mandl M, Strassburg M, Trampert A, Jahn U, Riechert H, Jönen H, Hangleiter A. Nitrogen-polar core-shell GaN light-emitting diodes grown by selective area metalorganic vapor phase epitaxy. Appl Phys Lett. 2012;101(3)

52. Wasisto HS, Merzsch S, Waag A, Uhde E, Salthammer T, Peiner E. Airborne engineered nanoparticle mass sensor based on a silicon resonant cantilever. Sensors and Actuators, B: Chemical. 2012

53. Wang X, Li S, Fündling S, Wei J, Erenburg M, Wehmann H-, Waag A, Bergbauer W, Strassburg M, Jahn U, Riechert H. Polarity control in 3D GaN structures grown by selective area MOVPE. Crystal Growth and Design. 2012;12(5):2552-6.

54. Wagner A, Bakin A, Otto T, Zimmermann M, Jahn B, Waag A. Fabrication and characterization of nanoporous ZnO layers for sensing applications. Thin Solid Films. 2012;520(14):4662-5.

55. Wagner A, Behrends A, Waag A, Bakin A. Two step deposition method with a high growth rate for ZnO nanowire arrays and its application in photovoltaics. Thin Solid Films. 2012;520(14):4637-41.

56. Römer F, Deppner M, Andreev Z, Kölper C, Sabathil M, Straßburg M, Ledig J, Li S, Waag A, Witzigmann B. Luminescence and efficiency optimization of InGaN/GaN core-shell nanowire LEDs by numerical modelling. In: Proceedings of SPIE - The International Society for Optical Engineering; 20122012

57. Reshchikov MA, Foussekis M, McNamara JD, Behrends A, Bakin A, Waag A. Determination of the absolute internal quantum efficiency of photoluminescence in GaN co-doped with si and zn. J Appl Phys. 2012;111(7)

58. Li S, Waag A. GaN based nanorods for solid state lighting. J Appl Phys. 2012;111(7)

59. Behrends A, Wagner A, Al-Suleiman MAM, Lugauer H-, Strassburg M, Walter R, Weimar A, Waag A, Bakin A. Transparent conductive ga-doped ZnO films fabricated by MOCVD. Physica Status Solidi (A) Applications and Materials Science. 2012;209(4):708-13.

60. Wang X, Li S, FÜndling S, Wei J, Erenburg M, Ledig J, Wehmann HH, Waag A, Bergbauer W, Mandl M, Strassburg M, Steegmüller U. GaN based 3D core-shell leds. Int J High Speed Electron Syst. 2012;21(1)

61. Behrends A, Ledig J, Al-Suleiman MAM, Peters S, Racu AM, Schmunk W, Hofer H, Kück S, Bakin A, Waag A. Zn doped GaN for single-photon emission. Physica Status Solidi (C) Current Topics in Solid State Physics. 2012;9(3-4):1024-7.

62. Kähler J, Heuck N, Stranz A, Waag A, Peiner E. Pick-and-place silver sintering die attach of small-area chips. IEEE Transactions on Components, Packaging and Manufacturing Technology. 2012;2(2):199-207.

63. Uhde E, Kirsch I, Wasisto HS, Merzsch S, Waag A, Peiner E. Direct mass determination of ultrafine aerosols using a microscale sensor. In: 12th International Conference on Indoor Air Quality and Climate 2011; 20112011. p. 1346-7.

64. Filatov EV, Maksimov AA, Tartakovskii II, Yakovlev DR, Waag A. Effect of the external electric field on the kinetics of recombination of photoexcited carriers in a ZnSe/BeTe type II heterostructure. JETP Letters. 2011;94(12):858-62.

65. Wasisto HS, Merzsch S, Waag A, Kirsch I, Uhde E, Salthammer T, Peiner E. Enhanced airborne nanoparticles mass sensing using a high-mode resonant silicon cantilever sensor. In: Proceedings of IEEE Sensors; 20112011. p. 736-9.

66. Merzsch S, Wasisto HS, Waag A, Kirsch I, Uhde E, Salthammer T, Peiner E. Low-weight electrostatic sampler for airborne nanoparticles. In: Proceedings of IEEE Sensors; 20112011. p. 1177-80.

67. Wasisto HS, Doering L, Merzsch S, Waag A, Uhde E, Peiner E. Self-exciting and self-sensing resonant cantilever sensors for improved monitoring of airborne nanoparticles exposure. In: Proceedings of IEEE Sensors; 20112011. p. 728-31.

68. Kähler J, Heuck N, Palm G, Stranz A, Waag A, Peiner E. Low-pressure sintering of silver micro- and nanoparticles for a high temperature stable pick & place die attach. In: EMPC-2011 - 18th European Microelectronics and Packaging Conference, Proceedings; 20112011

69. Deppner M, Römer F, Witzigmann B, Ledig J, Neumann R, Waag A, Bergbauer W, Strassburg M. Computational study of carrier injection in III-nitride core-shell nanowire-LEDs. In: IEEE - 2011 Semiconductor Conference Dresden: Technology, Design, Packaging, Simulation and Test, SCD 2011 - International Conference, Workshop and Table-Top Exhibition; 20112011

70. Stranz A, Sökmen Ü, Kähler J, Waag A, Peiner E. Measurements of thermoelectric properties of silicon pillars. Sens Actuators A Phys. 2011;171(1):48-53.

71. Heuck N, Langer A, Stranz A, Palm G, Sittig R, Bakin A, Waag A. Analysis and modeling of thermomechanically improved silver-sintered die-attach layers modified by additives. IEEE Transactions on Components, Packaging and Manufacturing Technology. 2011;1(11):1846-55.

72. Neumann R, Al-Suleiman M, Erenburg M, Ledig J, Wehmann H-, Waag A. Contacts on high aspect ratio 3D structures. Microelectronic Engineering. 2011;88(11):3224-6.

73. Reshchikov MA, Willyard AG, Behrends A, Bakin A, Waag A. Extremely high absolute internal quantum efficiency of photoluminescence in co-doped GaN:Zn,si. Appl Phys Lett. 2011;99(17)

74. Gurevich AS, Kochereshko VP, Bleuse J, Mariette H, Waag A, Akimoto R. Observation of interface carrier states in no-common-atom heterostructures ZnSe/BeTe. Nanotechnology. 2011;22(36)

75. Wasisto HS, Merzsch S, Stranz A, Waag A, Kirsch I, Uhde E, Salthammer T, Peiner E. A resonant cantilever sensor for monitoring airborne nanoparticles. In: 2011 16th International Solid-State Sensors, Actuators and Microsystems Conference, TRANSDUCERS'11; 20112011. p. 1116-9.

76. Stranz A, Waag A, Peiner E. Thermal characterization of vertical silicon nanowires. J Mater Res. 2011;26(15):1958-62.

77. Wasisto HS, Merzsch S, Stranz A, Waag A, Uhde E, Kirsch I, Salthammer T, Peiner E. Use of self-sensing piezoresistive Si cantilever sensor for determining carbon nanoparticles mass. In: Proceedings of SPIE - The International Society for Optical Engineering; 20112011

78. Stranz A, Kähler J, Waag A, Peiner E. Nanostructured silicon for thermoelectric. In: Proceedings of SPIE - The International Society for Optical Engineering; 20112011

79. Kähler J, Döring L, Merzsch S, Stranz A, Waag A, Peiner E. Design and fabrication of piezoresistive p-SOI wheatstone bridges for high-temperature applications. In: Proceedings of SPIE - The International Society for Optical Engineering; 20112011

80. Waag A, Wang X, Fündling S, Ledig J, Erenburg M, Neumann R, Al Suleiman M, Merzsch S, Wei J, Li S, Wehmann HH, Bergbauer W, Straßburg M, Trampert A, Jahn U, Riechert H. The nanorod approach: GaN NanoLEDs for solid state lighting. Physica Status Solidi (C) Current Topics in Solid State Physics. 2011;8(7-8):2296-301.

81. Kölper C, Bergbauer W, Drechsel P, Sabathil M, Straßburg M, Lugauer H-, Witzigmann B, Fündling S, Li S, Wehmann H-, Waag A. Towards nanorod LEDs: Numerical predictions and controlled growth. Physica Status Solidi (C) Current Topics in Solid State Physics. 2011;8(7-8):2305-7.

82. Wei J, Neumann R, Wang X, Li S, Fündling S, Merzsch S, Al-Suleiman MAM, Sökmen Ü, Wehmann H-, Waag A. Polarity analysis of GaN nanorods by photo-assisted kelvin probe force microscopy. Physica Status Solidi (C) Current Topics in Solid State Physics. 2011;8(7-8):2157-9.

83. Li S, Fündling S, Wang X, Erenburg M, Al-Suleiman MAM, Wei J, Bergbauer W, Strassburg M, Wehmann H-, Waag A. Selective area growth of GaN rod structures by MOVPE: Dependence on growth conditions. Physica Status Solidi (C) Current Topics in Solid State Physics. 2011;8(7-8):2318-20.

84. Merzsch S, Wasisto HS, Waag A, Kirsch I, Uhde E, Salthammer T, Peiner E. Cleaning of nanopillar templates for nanoparticle collection using PDMS. In: Proceedings of SPIE - The International Society for Optical Engineering; 20112011

85. Bobrov MA, Toropov AA, Ivanov SV, El-Shaer A, Bakin A, Waag A. Excitonic spectrum of the ZnO/ZnMgO quantum wells. Semiconductors. 2011;45(6):766-70.

86. Petukhov V, Bakin A, Tsiaoussis I, Rothman J, Ivanov S, Stoemenos J, Waag A. Implementation of ZnO/ZnMgO strained-layer superlattice for ZnO heteroepitaxial growth on sapphire. J Cryst Growth. 2011;323(1):111-3.

87. Li SF, Fuendling S, Wang X, Merzsch S, Al-Suleiman MAM, Wei JD, Wehmann H-, Waag A, Bergbauer W, Strassburg M. Polarity and its influence on growth mechanism during MOVPE growth of GaN sub-micrometer rods. Crystal Growth and Design. 2011;11(5):1573-7.

88. Bergbauer W, Strassburg M, Klper C, Linder N, Roder C, Lhnemann J, Trampert A, Fndling S, Li SF, Wehmann H-, Waag AA. N-face GaN nanorods: Continuous-flux MOVPE growth and morphological properties. J Cryst Growth. 2011;315(1):164-7.

89. Petukhov V, Stoemenos J, Rothman J, Bakin A, Waag A. Interpretation of transport measurements in ZnO-thin films. Applied Physics A: Materials Science and Processing. 2011;102(1):161-8.

90. Petukhov V, Stoemenos J, Rothman J, Bakin A, Waag A. Erratum: Interpretation of transport measurements in ZnO-thin films (appl phys A (DOI: 10.1007/s00339-010-5945-0). Applied Physics A: Materials Science and Processing. 2011;102(1):251.

91. Kähler J, Heuck N, Palm G, Stranz A, Waag A, Peiner E. Die-attach for high-temperature applications using fineplacer-pressure- sintering (FPS). In: Electronics System Integration Technology Conference, ESTC 2010 - Proceedings; 20102010

92. Heuck N, Müller S, Palm G, Bakin A, Waag A. Swelling phenomena in sintered silver die attach structures at high temperatures: Reliability problems and solutions for an operation above 350°C. In: International Conference and Exhibition on High Temperature Electronics 2010, HiTEC 2010; 20102010. p. 18-25.

93. Wei JD, Li SF, Atamuratov A, Wehmann H-, Waag A. Photoassisted kelvin probe force microscopy at GaN surfaces: The role of polarity. Appl Phys Lett. 2010;97(17)

94. Fündling S, Sökmen U, Behrends A, Al-Suleiman MAM, Merzsch S, Li S, Bakin A, Wehmann H-, Waag A, Lähnemann J, Jahn U, Trampert A, Riechert H. GaN and ZnO nanostructures. Physica Status Solidi (B) Basic Research. 2010;247(10):2315-28.

95. Stranz A, Sökmen Ü, Wehmann H-, Waag A, Peiner E. Fabrication and characterization of nanopillars for silicon-based thermoelectrics. J Electron Mater. 2010;39(9):2013-6.

96. Debus J, Maksimov AA, Dunker D, Yakovlev DR, Tartakovskii II, Waag A, Bayer M. Dynamical control of mn spin-system cooling by photogenerated carriers in a (zn,mn)Se/BeTe heterostructure. Physical Review B - Condensed Matter and Materials Physics. 2010;82(8)

97. Li S, Fündling S, Sökmen Ü, Neumann R, Merzsch S, Hinze P, Weimann T, Jahn U, Trampert A, Riechert H, Peiner E, Wehmann H-, Waag A. GaN nanorods and LED structures grown on patterned si and AlN/Si substrates by selective area growth. Physica Status Solidi (C) Current Topics in Solid State Physics. 2010;7(7-8):2224-6.

98. Filatov EV, Zaitsev SV, Tartakovskii II, Maksimov AA, Yakovlev DR, Waag A. Picosecond kinetics of the electron-hole layers formation in wide-bandgap II-VI type-II heterostructures. Physica Status Solidi (C) Current Topics in Solid State Physics. 2010;7(6):1533-5.

99. Behrends A, Bakin A, Waag A, Kwack H-, Dang LS. Electroluminescence from a n-ZnO/p-GaN hybrid LED. Physica Status Solidi (C) Current Topics in Solid State Physics. 2010;7(6):1709-11.

100. Maksimov AA, Yakovlev DR, Debus J, Tartakovskii II, Waag A, Karczewski G, Wojtowicz T, Kossut J, Bayer M. Spin diffusion in the Mn2+ ion system of II-VI diluted magnetic semiconductor heterostructures. Physical Review B - Condensed Matter and Materials Physics. 2010;82(3)

101. Bergbauer W, Strassburg M, Kölper CH, Linder N, Roder C, Lähnemann J, Trampert A, Fündling S, Li SF, Wehmann H-, Waag A. Continuous-flux MOVPE growth of position-controlled N-face GaN nanorods and embedded InGaN quantum wells. Nanotechnology. 2010;21(30)

102. Bakin A, Behrends A, Waag A, Lugauer H-, Laubsch A, Streubel K. ZnO-GaN hybrid heterostructures as potential cost-efficient LED technology. Proc IEEE. 2010;98(7):1281-7.

103. Sökmen Ü, Stranz A, Waag A, Ababneh A, Seidel H, Schmid U, Peiner E. Evaluation of resonating si cantilevers sputter-deposited with AlN piezoelectric thin films for mass sensing applications. J Micromech Microengineering. 2010;20(6)

104. Sökmen Ü, Stranz A, Fündling S, Merzsch S, Neumann R, Wehmann H-, Peiner E, Waag A. Shallow and deep dry etching of silicon using ICP cryogenic reactive ion etching process. Microsystem Technologies. 2010;16(5):863-70.

105. Li S, Fündling S, Sökmen Ü, Merzsch S, Neumann R, Hinze P, Weimann T, Jahn U, Trampert A, Riechert H, Peiner E, Wehmann H-, Waag A. GaN and LED structures grown on pre-patterned silicon pillar arrays. Physica Status Solidi (C) Current Topics in Solid State Physics. 2010;7(1):84-7.

106. Heuck N, Baars F, Bakin A, Waag A. Development of a wire-bond technology for SiC high temperature applications; 2010. 749 p.

107. Heuck N, Palm G, Sauerberg T, Stranz A, Waag A, Bakin A. SiC-die-attachment for high temperature applications; 2010. 741 p.

108. Reshchikov MA, El-Shaer A, Behrends A, Bakin A, Waag A. On quantum efficiency of photoluminescence in ZnO layers and nanostructures. Physica B: Condensed Matter. 2009;404(23-24):4813-5.

109. Reshchikov MA, Behrends A, Bakin A, Waag A. Photoluminescence from ZnO nanowires. Journal of Vacuum Science and Technology B:Nanotechnology and Microelectronics. 2009;27(3):1688-92.

110. Fündling S, Li S, Postels B, Al-Suleiman M, Wehmann H-, Bakin A, Waag A. MOVPE gallium-nitride nanostructures fabricated on ZnO nanorod templates grown from aqueous chemical solution. In: IOP Conference Series: Materials Science and Engineering; 20092009

111. Sökmen U, Stranz A, Fündling S, Wehmann H-, Bandalo V, Bora A, Tornow M, Waag A, Peiner E. Capabilities of ICP-RIE cryogenic dry etching of silicon: Review of exemplary microstructures. J Micromech Microengineering. 2009;19(10)

112. Al-Suleiman MAM, Bakin A, Waag A. Mechanisms for high internal quantum efficiency of ZnO nanorods. J Appl Phys. 2009;106(6)

113. Sökmen Ü, Balke M, Stranz A, Fündling S, Peiner E, Wehmann H-, Waag A. ICP cryogenic dry etching for shallow and deep etching of silicon. In: Proceedings of SPIE - The International Society for Optical Engineering; 20092009

114. Willander M, Nur O, Zhao QX, Yang LL, Lorenz M, Cao BQ, Z̃iga Pérez J, Czekalla C, Zimmermann G, Grundmann M, Bakin A, Behrends A, Al-Suleiman M, El-Shaer A, Che Mofor A, Postels B, Waag A, Boukos N, Travlos A, Kwack HS, Guinard J, Le Si Dang D. Zinc oxide nanorod based photonic devices: Recent progress in growth, lightemitting diodes and lasers. Nanotechnology. 2009;20(33)

115. Fündling S, Li S, Sökmen U, Merzsch S, Hinze P, Weimann T, Jahn U, Trampert A, Riechert H, Peiner E, Wehmann H-, Waag A. Three-dimensionally structured silicon as a substrate for the MOVPE growth of GaN nanoLEDs. Physica Status Solidi (A) Applications and Materials Science. 2009;206(6):1194-8.

116. Robin IC, Marotel P, El-Shaer AH, Petukhov V, Bakin A, Waag A, Lafossas M, Garcia J, Rosina M, Ribeaud A, Brochen S, Ferret P, Feuillet G. Compared optical properties of ZnO heteroepitaxial, homoepitaxial 2D layers and nanowires. J Cryst Growth. 2009;311(7):2172-5.

117. Behrends A, Bakin A, Waag A. Investigation of ZnO nanopillars fabrication in a new thomas swan close coupled showerhead MOCVD reactor. Microelectron J. 2009;40(2):280-2.

118. Zaitsev SV, Yakovlev DR, Waag A. Renormalization of the band gap in highly photoexcited type-II ZnSe/BeTe structures. Semiconductors. 2009;43(2):212-7.

119. Lischka K, Waag A, Mariette H, Neugebauer J. Wide band gap semiconductor nanostructures for optoelectronic applications. Microelectron J. 2009;40(2):203.

120. Fündling S, Jahn U, Trampert A, Riechert H, Wehmann H-, Waag A. Metal-organic vapour-phase epitaxy of gallium nitride nanostructures for optoelectronic applications. Microelectron J. 2009;40(2):333-5.

121. Maksimov AA, Zaitsev SV, Filatov EV, Larionov AV, Tartakovskii II, Yakovlev DR, Waag A. Formation of metastable above-barrier hole states in ZnSe/BeTe type II heterostructures under high-density optical excitation. JETP Letters. 2008;88(8):511-4.

122. Bakin A, Wagner A, Schlenker E, Postels B, Al-Suleiman M, Behrends A, Elshaer A-, Petukhov V, Waag A. ZnO nanostructures and thin layers for device applications. In: ECS Transactions; 20082008. p. 107-15.

123. Ivanov SV, El-Shaer A, Al-Suleiman M, Bakin A, Waag A, Lyublinskaya OG, Shmidt NM, Listoshin SB, Kyutt RN, Ratnikov VV, Terentyev AY, Ber BY, Komissarova TA, Ryabova LI, Khokhlov DR. Studies of N-doped p-ZnO layers grown on c-sapphire by radical source molecular beam epitaxy. Journal of the Korean Physical Society. 2008;53(5 PART 2):3016-20.

124. Bekeny C, Voss T, Hilker B, Gutowski J, Hauschild R, Kalt H, Postels B, Bakin A, Waag A. Microscopic origin of the near-band-edge emission in aqueous chemically-grown ZnO nanorods. Journal of the Korean Physical Society. 2008;53(5 PART 2):2867-9.

125. Robin IC, Tavares C, Rothman J, Feuillet G, El-Shaer AH, Bakin A, Waag A, Dang LS. Structural and spectroscopic properties of a 2 inch ZnO-on-sapphire epiwafer grown by using molecular beam epitaxy. Journal of the Korean Physical Society. 2008;53(5 PART 2):2877-9.

126. Fündling S, Sökmen Ü, Peiner E, Weimann T, Hinze P, Jahn U, Trampert A, Riechert H, Bakin A, Wehmann H-, Waag A. Gallium nitride heterostructures on 3D structured silicon. Nanotechnology. 2008;19(40)

127. Hofstetter D, Th́ron R, El-Shaer A-, Bakin A, Waag A. Demonstration of a ZnO/MgZnO-based one-dimensional photonic crystal multiquantum well laser. Appl Phys Lett. 2008;93(10)

128. Schlenker E, Bakin A, Weimann T, Hinze P, Weber DH, Gölzhäuser A, Wehmann H-, Waag A. On the difficulties in characterizing ZnO nanowires. Nanotechnology. 2008;19(36)

129. Ivanov VY, Godlewski M, Yakovlev DR, Kneip MK, Bayer M, Ryabchenko SM, Waag A. Optically detected magnetic resonance in (zn,mn)se/(zn,be)se quantum wells. Physical Review B - Condensed Matter and Materials Physics. 2008;78(8)

130. Postels B, Kasprzak A, Buergel T, Bakin A, Schlenker E, Wehmann H-, Waag A. Dye-sensitized solar cells on the basis of ZnO nanorods. Journal of the Korean Physical Society. 2008;53(1):115-8.

131. Schlenker E, Bakin A, Wehmann H-, Mofor AC, Behrends A, Waag A, Weimann T, Hinze P, Melnikov A, Wieck AD. Electrical properties of ZnO-based nanostructures. Journal of the Korean Physical Society. 2008;53(1):119-22.

132. Schlenker E, Bakin A, Schmid H, Mader W, Bremers H, Hangleiter A, Wehmann H-, Al-Suleiman M, Lüdke J, Albrecht M, Waag A. Properties of mn-doped ZnO nanopowder. Applied Physics A: Materials Science and Processing. 2008;91(3):375-8.

133. Postels B, Bakin A, Wehmann H-, Suleiman M, Weimann T, Hinze P, Waag A. Electrodeposition of ZnO nanorods for device application. Applied Physics A: Materials Science and Processing. 2008;91(4):595-9.

134. Zaitsev SV, Maksimov AA, Tartakovskiǐ II, Yakovlev DR, Waag A. Resonance tunneling of charge carriers in photoexcited type-II ZnSe/BeTe heterostructures. Semiconductors. 2008;42(5):540-4.

135. Weimann T, Hinze P, Schlenker E, Bakin A, Mofor AC, Behrends A, Waag A. Electrical and structural characterisation of single ZnO nanorods. Microelectronic Engineering. 2008;85(5-6):1248-52.

136. Waag TA, Bradford JR, Lucas MJ, Rooney KA, Nutsch RG, Lechtenberg KF, Smothers CD. Duration of effectiveness of tulathromycin injectable solution in an actinobacillus pleuropneumoniae respiratory-disease challenge model in swine. Journal of Swine Health and Production. 2008;16(3):126-30.

137. Hofstetter D, Bonetti Y, Baumann E, Giorgetta FR, El-Shaer A-, Bakin A, Waag A, Schmidt-Grund R, Grundmann M, Schubert M. Characterization of an optically pumped ZnO-based 3rd order distributed feedback laser. In: Proceedings of SPIE - The International Society for Optical Engineering; 20082008

138. Mofor AC, Bakin AS, Postels B, Suleiman M, Elshaer A, Waag A. Growth of ZnO layers for transparent and flexible electronics. Thin Solid Films. 2008;516(7):1401-4.

139. Weber DH, Beyer A, Völkel B, Gölzhäuser A, Schlenker E, Bakin A, Waag A. Determination of the specific resistance of individual freestanding ZnO nanowires with the low energy electron point source microscope. Appl Phys Lett. 2007;91(25)

140. Bakin A, El-Shaer A, Mofor AC, Al-Suleiman M, Schlenker E, Waag A. ZnMgO-ZnO quantum wells embedded in ZnO nanopillars: Towards realisation of nano-LEDs. Physica Status Solidi (C) Current Topics in Solid State Physics. 2007;4(1):158-61.

141. Wischmeier L, Voss T, Rückmann I, Gutowski J, Mofor AC, Bakir A, Waag A. Photoluminescence dynamics of surface-related emission in VPE grown ZnO nanowires. In: AIP Conference Proceedings; 20072007. p. 277-8.

142. Bekeny C, Voss T, Wischmeier L, Gutowski J, Postels B, Kreye M, Waag A. Optical characterisation of low-temperature grown ZnO nanorods. In: AIP Conference Proceedings; 20072007. p. 289-90.

143. Ivanov SV, El-Shaer A, Shubina TV, Listoshin SB, Bakin A, Waag A. Growth kinetics and properties of ZnO/ZnMgO heterostructures grown by radical-source molecular beam epitaxy. Physica Status Solidi (C) Current Topics in Solid State Physics. 2007;4(1):154-7.

144. Shubina TV, Toropov AA, Lublinskaya OG, Kop'ev PS, Ivanov SV, El-Shaer A, Al-Suleiman M, Bakin A, Waag A, Voinilovich A, Lutsenko EV, Yablonskii GP, Bergman JP, Pozina G, Monemar B. Recombination dynamics and lasing in ZnO/ZnMgO single quantum well structures. Appl Phys Lett. 2007;91(20)

145. Petukhov V, Bakin A, El-Shaer A-, Mofor A-, Waag A. Etch-pit density investigation on both polar faces of ZnO substrates. Electrochemical and Solid-State Letters. 2007;10(12):H357-61.

146. Bakin A, Kioseoglou J, Pecz B, El-Shaer A, Mofor A-, Stoemenos J, Waag A. Misfit reduction by a spinel layer formed during the epitaxial growth of ZnO on sapphire using a MgO buffer layer. J Cryst Growth. 2007;308(2):314-20.

147. Hofstetter D, Bonetti Y, Giorgetta FR, El-Shaer A-, Bakin A, Waag A, Schmidt-Grund R, Schubert M, Grundmann M. Demonstration of an ultraviolet ZnO-based optically pumped third order distributed feedback laser. Appl Phys Lett. 2007;91(11)

148. Bekeny C, Voss T, Hilker B, Gutowski J, Hauschild R, Kalt H, Postels B, Bakin A, Waag A. Influence of ZnO seed crystals and annealing on the optical quality of low-temperature grown ZnO nanorods. J Appl Phys. 2007;102(4)

149. Al-Suleiman M, El-Shaer A, Bakin A, Wehmann H-, Waag A. Optical investigations and exciton localization in high quality zn 1-xMgxO-ZnO single quantum wells. Appl Phys Lett. 2007;91(8)

150. Zaitsev SV, Maksimov AA, Tartakovskii II, Yakovlev DR, Bayer M, Waag A. Radiative and nonradiative recombination in type-II ZnSe BeTe quantum wells. Physical Review B - Condensed Matter and Materials Physics. 2007;76(3)

151. Bakin A, Che Mofor A, El-Shaer A, Waag A. Vapour phase transport growth of ZnO layers and nanostructures. Superlattices and Microstructures. 2007;42(1-6):33-9.

152. El-Shaer A, Bakin A, Schlenker E, Mofor AC, Wagner G, Reshanov SA, Waag A. Fabrication and characterization of n-ZnO on p-SiC heterojunction diodes on 4H-SiC substrates. Superlattices and Microstructures. 2007;42(1-6):387-91.

153. Postels B, Kreye M, Wehmann H-, Bakin A, Boukos N, Travlos A, Waag A. Selective growth of ZnO nanorods in aqueous solution. Superlattices and Microstructures. 2007;42(1-6):425-30.

154. Schlenker E, Bakin A, Postels B, Mofor AC, Kreye M, Ronning C, Sievers S, Albrecht M, Siegner U, Kling R, Waag A. Magnetic characterization of ZnO doped with vanadium. Superlattices and Microstructures. 2007;42(1-6):236-41.

155. Mofor AC, Bakin A, Chejarla U, Schlenker E, El-Shaer A, Wagner G, Boukos N, Travlos A, Waag A. Fabrication of ZnO nanorod-based p-n heterojunction on SiC substrate. Superlattices and Microstructures. 2007;42(1-6):415-20.

156. El-Shaer A, Bakin A, Che Mofor A, Stoimenos J, Pécz B, Waag A. Layer by layer growth of ZnO on (0001) sapphire substrates by radical-source molecular beam epitaxy. Superlattices and Microstructures. 2007;42(1-6):158-64.

157. Bekeny C, Voss T, Gutowski J, Postels B, Kreye M, Waag A. Optical properties of ZnO nanorods realised by aqueous chemical growth. Superlattices and Microstructures. 2007;42(1-6):398-402.

158. Rogers DJ, Hosseini Teherani F, Largeteau A, Demazeau G, Moisson C, Turover D, Nause J, Garry G, Kling R, Gruber T, Waag A, Jomard F, Galtier P, Lusson A, Monteiro T, Soares MJ, Neves A, Carmo MC, Peres M, Lerondel G, Hubert C. ZnO homoepitaxy on the O polar face of hydrothermal and melt-grown substrates by pulsed laser deposition. Applied Physics A: Materials Science and Processing. 2007;88(1):49-56.

159. El-Shaer A, Bakin A, Al-Suleiman M, Ivanov S, Che Mofor A, Waag A. Growth of wide band gap wurtzite ZnMgO layers on (0001) Al2O3 by radical-source molecular beam epitaxy. Superlattices and Microstructures. 2007;42(1-6):129-33.

160. El Shaer A, Bakin A, Che Mofor A, Bläsing J, Krost A, Stoimenos J, Pécz B, Kreye M, Waag A. H2O2-molecular beam epitaxy of high quality ZnO. Applied Physics A: Materials Science and Processing. 2007;88(1):57-60.

161. Mofor AC, Reuss F, El-Shaer A, Kling R, Schlenker E, Bakin A, Ahlers H, Siegner U, Sievers S, Albrecht M, Schoch W, Limmer W, Eisenmenger J, Mueller T, Huebel A, Denninger G, Ziemann P, Waag A. Magnetism in V-/Mn-doped ZnO layers fabricated on sapphire. Applied Physics A: Materials Science and Processing. 2007;88(1):161-6.

162. Mofor AC, Bakin AS, Elshaer A, Fuhrmann D, Bertram F, Hangleiter A, Christen J, Waag A. Vapour transport growth of ZnO nanorods. Applied Physics A: Materials Science and Processing. 2007;88(1):17-20.

163. Postels B, Wehmann H-, Bakin A, Kreye M, Fuhrmann D, Blaesing J, Hangleiter A, Krost A, Waag A. Controlled low-temperature fabrication of ZnO nanopillars with a wet-chemical approach. Nanotechnology. 2007;18(19)

164. Schlenker E, Bakin A, Postels B, Mofor AC, Wehmann H-, Weimann T, Hinze P, Waag A. Electrical characterization of ZnO nanorods. Physica Status Solidi (B) Basic Research. 2007;244(5):1473-7.

165. Piechal B, Yoo J, Elshaer A, Mofor AC, Yi G-, Bakin A, Waag A, Donatini F, Dang LS. Cathodoluminescence of single ZnO nanorod heterostructures. Physica Status Solidi (B) Basic Research. 2007;244(5):1458-61.

166. Schlenker E, Bakin A, Schmid H, Mader W, Sievers S, Albrecht M, Ronning C, Müller S, Al-Suleiman M, Postels B, Wehmann H-, Siegner U, Waag A. Properties of V-implanted ZnO nanorods. Nanotechnology. 2007;18(12)

167. Ivanov VY, Godlewski M, Yakovlev DR, Ryabchenko SM, Karczewskl G, Waag BA. Time-resolved optically-detected magnetic resonance of II-VI diluted-magnetic-semiconductor heterostructures. Physica Status Solidi (A) Applications and Materials Science. 2007;204(1):174-8.

168. Al-Suleiman M, Che Mofor A, El-Shaer A, Bakin A, Wehmann H-, Waag A. Photoluminescence properties: Catalyst-free ZnO nanorods and layers versus bulk ZnO. Appl Phys Lett. 2006;89(23)

169. Ṕcz B, El-Shaer A, Bakin A, Mofor A-, Waag A, Stoemenos J. Structural characterization of ZnO films grown by molecular beam epitaxy on sapphire with MgO buffer. J Appl Phys. 2006;100(10)

170. Bekeny C, Voss T, Gafsi H, Gutowski J, Postels B, Kreye M, Waag A. Origin of the near-band-edge photoluminescence emission in aqueous chemically grown ZnO nanorods. J Appl Phys. 2006;100(10)

171. Wischmeier L, Voss T, Rückmann I, Gutowski J, Mofor AC, Bakin A, Waag A. Dynamics of surface-excitonic emission in ZnO nanowires. Physical Review B - Condensed Matter and Materials Physics. 2006;74(19)

172. Gurevich AS, Kochereshko VP, Litvinov AN, Platonov AV, Zyakin BA, Waag BA, Landwehr G. Strong photoluminescence caused by optical transitions between electron and hole Tamm-like interface states in ZnSe/BeTe heterostructures. In: Proceedings of SPIE - The International Society for Optical Engineering; 20062006

173. Voss T, Bekeny C, Wischmeier L, Gafsi H, Börner S, Schade W, Mofor AC, Bakin A, Waag A. Influence of exciton-phonon coupling on the energy position of the near-band-edge photoluminescence of ZnO nanowires. Appl Phys Lett. 2006;89(18)

174. Mofor AC, El-Shaer A, Suleiman M, Bakin A, Waag A. A two-step obtainment of quantum confinement in ZnO nanorods. Nanotechnology. 2006;17(19):4859-62.

175. Hauschild R, Lange H, Priller H, Klingshirn C, Kling R, Waag A, Fan HJ, Zacharias M, Kalt H. Stimulated emission from ZnO nanorod arrays. Physica Status Solidi (C) Current Topics in Solid State Physics. 2006;3(7):2514-7.

176. Müller E, Gerthsen D, Brückner P, Scholz F, Gruber T, Waag A. Probing the electrostatic potential of charged dislocations in n-GaN and n-ZnO epilayers by transmission electron holography. Physical Review B - Condensed Matter and Materials Physics. 2006;73(24)

177. Avrutin V, Özgür Ü, Lee H, Chevtchenko S, Morkoç H, Callahan M, El-Shaer A, Che Mofor A, Bakin A, Waag A, Izyumskaya N, Schoch W, Sorokin S, Ivanov S. Optical studies of ZnO doped with transition metals. In: Proceedings of SPIE - The International Society for Optical Engineering; 20062006

178. Akimov AV, Scherbakov AV, Yakovlev DR, Merkulov IA, Bayer M, Waag A, Molenkamp LW. Multiple transfer of angular momentum quanta from a spin-polarized hole to magnetic ions in Zn1-x mnx se Zn1-y bey se quantum wells. Physical Review B - Condensed Matter and Materials Physics. 2006;73(16)

179. Mofor AC, Reuss F, El-Shaer A, Ahlers H, Siegner U, Bakin A, Limmer W, Eisenmenger J, Mueller T, Ziemann P, Waag A. A study of ZnMnO as a material for magneto- and spin-electronics. In: Physica Status Solidi C: Conferences; 20062006. p. 1104-8.

180. Mofor AC, Bakin AS, Elshaer A, Fuhrmann D, Bertram F, Hangleiter A, Christen J, Waag A. Catalyst-free vapor-phase transport growth of vertically aligned ZnO nanorods on 6H-SiC and (11-20)Al2O3. In: Physica Status Solidi C: Conferences; 20062006. p. 1046-50.

181. Kreye M, Postels B, Wehmann H-, Fuhrmann D, Hangleiter A, Waag A. Aqueous chemical growth and patterning of ZnO nanopillars on different substrate materials. In: Physica Status Solidi C: Conferences; 20062006. p. 992-6.

182. Eich D, Fuchs O, Groh U, Weinhardt L, Fink R, Umbach E, Heske C, Fleszar A, Hanke W, Gross EKU, Bostedt C, V. Buuren T, Franco N, Terminello LJ, Keim M, Reuscher G, Lugauer H, Waag A. Resonant inelastic soft x-ray scattering of be chalcogenides. Physical Review B - Condensed Matter and Materials Physics. 2006;73(11)

183. Maksimov AA, Tartakovski II, Yakovlev DR, Bayer M, Waag A. Picosecond carrier relaxation in type-II ZnSe/BeTe heterostructures. JETP Letters. 2006;83(4):141-5.

184. El-Shaer A, Bakin A, Mofor AC, Bläsing J, Krost A, Stoimenos J, Pécz B, Kreye M, Heuken M, Waag A. CBE growth of high-quality ZnO epitaxial layers. Physica Status Solidi (B) Basic Research. 2006;243(4):768-72.

185. Hauschild R, Lange H, Priller H, Klingshirn C, Kling R, Waag A, Fan HJ, Zacharias M, Kalt H. Stimulated emission from ZnO nanorods. Physica Status Solidi (B) Basic Research. 2006;243(4):853-7.

186. Scherbakov AV, Akimov AV, Yakovlev DR, Merkulov IA, Bayer M, Waag A, Molenkamp LW. Picosecond kinetics of magnetization in optically excited (zn,mn)se quantum wells. Physica Status Solidi (B) Basic Research. 2006;243(4):934-8.

187. Kneip MK, Yakovlev DR, Bayer M, Maksimov AA, Tartakovskii II, Keller D, Ossau W, Molenkamp LW, Waag A. Direct energy transfer from photocarriers to mn-ion system in II-VI diluted-magnetic-semiconductor quantum wells. Physical Review B - Condensed Matter and Materials Physics. 2006;73(3)

188. Kneip MK, Yakovlev DR, Bayer M, Maksimov AA, Tartakovskii II, Keller D, Ossau W, Molenkamp LW, Waag A. Spin-lattice relaxation of mn ions in ZnMnSeZnBeSe quantum wells measured under pulsed photoexcitation. Physical Review B - Condensed Matter and Materials Physics. 2006;73(4)

189. Bertram F, Giemsch S, Forster D, Christen J, Kling R, Kirchner C, Waag A. Direct imaging of phase separation in ZnCdO layers. Appl Phys Lett. 2006;88(6)

190. Müller E, Gerthsen D, Brückner P, Scholz F, Kirchner C, Waag A. Electrical activity of dislocations in epitaxial ZnO- and GaN-layers analyzed by holography in a transmission electron microscope. Materials Science in Semiconductor Processing. 2006;9(1-3):127-31.

191. Bakin A, El-Shaer A, Mofor AC, Kreye M, Waag A, Bertram F, Christen J, Heuken M, Stoimenos J. MBE growth of ZnO layers on sapphire employing hydrogen peroxide as an oxidant. J Cryst Growth. 2006;287(1):7-11.

192. Avrutin V, Izyumskaya N, Özgür Ü, El-Shaer A, Lee H, Schoch W, Reuss F, Beshenkov VG, Pustovit AN, Mofor AC, Bakin A, Morkoç H, Waag A. Optical and electrical properties of ZnMnO layers grown by peroxide MBE. Superlattices and Microstructures. 2006;39(1-4):291-8.

193. Schmidt O, Geis A, Kiesel P, Van De Walle CG, Johnson NM, Bakin A, Waag A, Döhler GH. Analysis of a conducting channel at the native zinc oxide surface. Superlattices and Microstructures. 2006;39(1-4):8-16.

194. Mofor AC, El-Shaer A, Bakin A, Wehmann H-, Ahlers H, Siegner U, Sievers S, Albrecht M, Schoch W, Izyumskaya N, Avrutin V, Stoemenos J, Waag A. Magnetic property investigations on ZnMnO. Superlattices and Microstructures. 2006;39(1-4):381-6.

195. Gurevich AS, Kochereshko VP, Platonov AV, Zyakin BA, Waag A. Tamm-like interface states in periodical ZnSe/BeTe heterostructures: Observed by spectroscopic ellipsometry. In: Proceedings of SPIE - The International Society for Optical Engineering; 20052005. p. 1-11.

196. Keller D, Yakovlev DR, Astakhov GV, Ossau W, Crooker SA, Slobodskyy T, Waag A, Schmidt G, Molenkamp LW. Magneto-optics of two-dimensional electron gases modified by strong coulomb interactions in ZnSe quantum wells. Physical Review B - Condensed Matter and Materials Physics. 2005;72(23)

197. Klingshirn C, Priller H, Decker M, Bruckner J, Kalt H, Hauschild R, Zeller J, Waag A, Bakin A, Wehmann H, Thonke K, Sauer R, Kling R, Reuss F, Kirchner C. Excitonic properties of ZnO; 2005. 275 p.

198. Limmer W, Koeder A, Frank S, Avrutin V, Schoch W, Sauer R, Zuern K, Eisenmenger J, Ziemann P, Peiner E, Waag A. Effect of annealing on the depth profile of hole concentration in (ga,mn)as. Physical Review B - Condensed Matter and Materials Physics. 2005;71(20)

199. Dremin AA, Yakovlev DR, Sirenko AA, Gubarev SI, Shabelsky OP, Waag A, Bayer M. Electron cyclotron mass in undoped CdTe CdMnTe quantum wells. Physical Review B - Condensed Matter and Materials Physics. 2005;72(19)

200. Gurevich AS, Kochereshko VP, Platonov AV, Zyakin BA, Waag A, Landwehr G. Tamm interface states in ZnSe/BeTe periodic heterostructures. Physics of the Solid State. 2005;47(10):1964-71.

201. El-Shaer A, Mofor AC, Bakin A, Kreye M, Waag A. High-quality ZnO layers grown by MBE on sapphire. Superlattices and Microstructures. 2005;38(4-6):265-71.

202. Reuss F, Frank S, Kirchner C, Kling R, Gruber T, Waag A. Magnetoresistance in epitaxially grown degenerate ZnO thin films. Appl Phys Lett. 2005;87(11)

203. Mofor AC, El-Shaer A, Bakin A, Waag A, Ahlers H, Siegner U, Sievers S, Albrecht M, Schoch W, Izyumskaya N, Avrutin V, Sorokin S, Ivanov S, Stoimenos J. Magnetic property investigations on mn-doped ZnO layers on sapphire. Appl Phys Lett. 2005;87(6)

204. Vyatkin AF, Zinenko VI, Agaphonov YA, Pustovit AN, Roshchupkin DV, Reuss F, Kirchner C, Kling R, Waag A. High-dose V+ implantation in ZnO thin film structures. Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 2005;237(1-2):179-82.

205. Weiers T, Denninger G, Koeder A, Schoch W, Waag A. Interstitial manganese in (ga,mn)as detected by electron paramagnetic resonance. Solid State Commun. 2005;135(7):416-9.

206. Avrutin V, Humienik D, Frank S, Koeder A, Schoch W, Limmer W, Sauer R, Waag A. Growth of GaMnAs under near-stoichiometric conditions. J Appl Phys. 2005;98(2)

207. Müller E, Kruse P, Gerthsen D, Schowalter M, Rosenauer A, Lamoen D, Kling R, Waag A. Measurement of the mean inner potential of ZnO nanorods by transmission electron holography. Appl Phys Lett. 2005;86(15):1-3.

208. Shan W, Walukiewicz W, Ager III JW, Yu KM, Zhang Y, Mao SS, Kling R, Kirchner C, Waag A. Pressure-dependent photoluminescence study of ZnO nanowires. Appl Phys Lett. 2005;86(15):1-3.

209. Toropov AA, Nekrutkina OV, Shubina TV, Ivanov SV, Gruber T, Kling R, Reuss F, Kirchner C, Waag A, Karlsson KF, Bergman JP, Monemar B. Excitonic properties of ZnO films and nanorods. In: AIP Conference Proceedings; 20052005. p. 991-2.

210. Priller H, Hauschild R, Zeller J, Klingshirn C, Kalt H, Reuss F, Kling R, Kirchner C, Waag A. Temperature dependent dynamics of the excitonic photoluminescence in zinc oxide nanorods. In: AIP Conference Proceedings; 20052005. p. 896-7.

211. Yakovlev DR, Kneip M, Bayer M, Maksimov AA, Tartakovskii II, Scherbakov AV, Akimov AV, Keller D, Ossau W, Molenkamp LW, Waag A. Spin dynamics of Mn-ion system in diluted-magnetic-semiconductor heterostructures based on ZnMnSe. In: AIP Conference Proceedings; 20052005. p. 1301-2.

212. Scherbakov AV, Akimov AV, Yakovlev DR, Ossau W, Hansen L, Waag A, Molenkamp LW. Spin control in heteromagnetic nanostructures. Appl Phys Lett. 2005;86(16):1-3.

213. Priller H, Hauschild R, Zeller J, Klingshirn C, Kalt H, Kling R, Reuss F, Kirchner C, Waag A. Temperature-dependent luminescence dynamics in ZnO nanorods. J Lumin. 2005;112(1):173-6.

214. Toropov AA, Nekrutkina OV, Shubina TV, Gruber T, Kirchner C, Waag A, Karlsson KF, Monemar B. Temperature-dependent polarized luminescence of exciton polaritons in a ZnO film. Physica Status Solidi (A) Applications and Materials Science. 2005;202(3):392-5.

215. Priller H, Hausschild R, Zeller J, Klingshirn C, Kalt H, Kling R, Reuss F, Kirchner C, Waag A. Luminescence dynamics in ZnO nanorods; 2004. 147 p.

216. Scherbakov AV, Akimov AV, Yakovlev DR, Ossau W, Hansen L, Waag A, Molenkamp LW. Spin-lattice relaxation in heteromagnetic nanostructures. In: Physica Status Solidi C: Conferences; 20042004. p. 2852-5.

217. Limmer W, Glunk M, Mascheck S, Schoch W, Köder A, Klarer D, Thonke K, Sauer R, Waag A. Optical study of plasmon-lo phonon modes in ga1-xmnxas. Journal of Superconductivity and Novel Magnetism. 2004;17(3):417-20.

218. Izyumskaya N, Avrutin V, Schoch W, El-Shaer A, Reuß F, Gruber T, Waag A. Molecular beam epitaxy of high-quality ZnO using hydrogen peroxide as an oxidant. J Cryst Growth. 2004;269(2-4):356-61.

219. Koeder A, Limmer W, Frank S, Schoch W, Avrutin V, Sauer R, Waag A, Zuern K, Ziemann P. Enhancement of the curie temperature in GaMnAs/InGaMnAs superlattices. Appl Phys Lett. 2004;85(5):783-5.

220. Kling R, Kirchner C, Gruber T, Reuss F, Waag A. Analysis of ZnO and ZnMgO nanopillars grown by self-organization. Nanotechnology. 2004;15(8):1043-6.

221. Weigand W, Reuss F, Hansen L, Waag A, Molenkamp LW, Kumpf C, Sokolowski M, Umbach E. Structure of the Te/Ge(0 0 1) surface studied by SPA-LEED. Surf Sci. 2004;562(1-3):33-42.

222. Goennenwein STB, Wassner TA, Huebl H, Brandt MS, Philipp JB, Opel M, Gross R, Koeder A, Schoch W, Waag A. Hydrogen control of ferromagnetism in a dilute magnetic semiconductor. Phys Rev Lett. 2004;92(22):227202-1.

223. Gruber T, Prinz GM, Kirchner C, Kling R, Reuss F, Limmer W, Waag A. Influences of biaxial strains on the vibrational and exciton energies in ZnO. J Appl Phys. 2004;96(1):289-93.

224. Gruber T, Kirchner C, Kling R, Reuss F, Waag A. ZnMgO epilayers and ZnO-ZnMgO quantum wells for optoelectronic applications in the blue and UV spectral region. Appl Phys Lett. 2004;84(26):5359-61.

225. Waag A, Gruber T, Thonke K, Sauer R, Kling R, Kirchner C, Ress H. ZnO metal-organic vapor phase epitaxy: Present state and prospective applications. J Alloys Compounds. 2004;371(1-2):77-81.

226. Toropov AA, Nekrutkina OV, Shubina TV, Gruber T, Kirchner C, Waag A, Karlsson KF, Holtz PO, Monemar B. Temperature-dependent exciton polariton photoluminescence in ZnO films. Physical Review B - Condensed Matter and Materials Physics. 2004;69(16):165205,1-165205-4.

227. Reuss F, Kirchner C, Gruber T, Kling R, Maschek S, Limmer W, Waag A, Ziemann P. Optical investigations on the annealing behavior of gallium- and nitrogen-implanted ZnO. J Appl Phys. 2004;95(7):3385-90.

228. Könemann J, Maude DK, Avrutin V, Waag A, Haug RJ. Spin-resolved single-electron-tunneling and local density of states fluctuations in high magnetic fields. Physica E: Low-Dimensional Systems and Nanostructures. 2004;22(1-3):434-7.

229. Brandt MS, Goennenwein STB, Wassner TA, Kohl F, Lehner A, Huebl H, Graf T, Stutzmann M, Koeder A, Schoch W, Waag A. Passivation of mn acceptors in GaMnAs. Appl Phys Lett. 2004;84(13):2277-9.

230. Priller H, Bückner J, Gruber T, Klingshirn C, Kalt H, Waag A, Ko HJ, Yao T. Comparison of linear and nonlinear optical spectra of various ZnO epitaxial layers and of bulk material obtained by different experimental techniques. Physica Status Solidi (B) Basic Research. 2004;241(3):587-90.

231. Limmer W, Koeder A, Frank S, Glunk M, Schoch W, Avrutin V, Zuern K, Sauer R, Waag A. Electronic and magnetic properties of GaMnAs: Annealing effects. Physica E: Low-Dimensional Systems and Nanostructures. 2004;21(2-4):970-4.

232. Koeder A, Frank S, Limmer W, Schoch W, Avrutin V, Sauer R, Waag A, Peiner E, Schlachetzki A. Depth dependence of magnetic and electric properties in GaMnAs layers. International Journal of Nanoscience. 2004;3(1-2):115-21.

233. Goennenwein STB, Graf T, Wassner T, Brandt MS, Stutzmann M, Koeder A, Frank S, Schoch W, Waag A. Ferromagnetic resonance in Ga1-xMnxAs. Journal of Superconductivity and Novel Magnetism. 2003;16(1):75-8.

234. Shubina TV, Jmerik VN, Ivanov SV, Solnyshkov DD, Cherkashin NA, Karlsson KF, Holtz PO, Waag A, Kop'ev PS, Monemar B. Polarized micro-photoluminescence spectroscopy of GaN nanocolumns. In: Physica Status Solidi C: Conferences; 20032003. p. 2602-5.

235. Gruber T, Kirchner C, Kling R, Reuss F, Waag A, Bertram F, Forster D, Christen J, Schreck M. Optical and structural analysis of ZnCdO layers grown by metalorganic vapor-phase epitaxy. Appl Phys Lett. 2003;83(16):3290-2.

236. Puls J, Mikhailov GV, Henneberger F, Yakovlev DR, Waag A. Optical gain and lasing of trions in delta-doped ZnSe quantum wells. In: Proceedings of SPIE - The International Society for Optical Engineering; 20032003. p. 376-8.

237. Koeder A, Schoch W, Frank S, Kling R, Oettinger M, Avrutin V, Limmer W, Sauer R, Waag A. Ferromagnetic GaMnAs for spintronic devices. In: Proceedings of SPIE - The International Society for Optical Engineering; 20032003. p. 469-71.

238. Koeder A, Frank S, Schoch W, Avrutin V, Limmer W, Thonke K, Sauer R, Waag A, Krieger M, Zuern K, Ziemann P, Brotzmann S, Bracht H. Curie temperature and carrier concentration gradients in epitaxy-grown Ga1-xMnxAs layers. Appl Phys Lett. 2003;82(19):3278-80.

239. Gleim T, Weinhardt L, Schmidt T, Fink R, Heske C, Umbach E, Hansen L, Landwehr G, Waag A, Fleszar A, Richter B, Ammon C, Probst M, Steinrück H-. Influence of as passivation on the electronic level alignment at BeTe/Si(111) interfaces. Physical Review B - Condensed Matter and Materials Physics. 2003;67(20):2053151-6.

240. Toropov AA, Nekrutkina OV, Nestoklon MO, Sorokin SV, Solnyshkov DD, Ivanov SV, Waag A, Landwehr G. Γ-X electron level crossover in ZnSe/BeTe multiple quantum wells. Physical Review B - Condensed Matter and Materials Physics. 2003;67(11):1133071-4.

241. Goennenwein STB, Graf T, Wassner T, Brandt MS, Stutzmann M, Philipp JB, Gross R, Krieger M, Zürn K, Ziemann P, Koeder A, Frank S, Schoch W, Waag A. Spin wave resonance in Ga1-xMnxAs. Appl Phys Lett. 2003;82(5):730-2.

242. Toropov AA, Sorokin SV, Shubina TV, Nekrutkina OV, Solnyshkov DD, Ivanov SV, Waag A, Landwehr G. Optical anisotropy of non-common-atom quantum wells and dots: Effects of interface symmetry reduction. Physica Status Solidi (A) Applied Research. 2003;195(3):551-7.

243. Kirchner C, Gruber T, Reuß F, Thonke K, Waag A, Gießen C, Heuken M. MOVPE growth of ZnO using various oxygen precursors. J Cryst Growth. 2003;248(SUPPL.):20-4.

244. Puls J, Mikhailov GV, Henneberger F, Yakovlev DR, Waag A, Faschinger W. Laser action of trions in a semiconductor quantum well. Phys Rev Lett. 2002;89(28 I):287402/1,287402/4.

245. Zaitsev SV, Maksimov AA, Dorozhkin PS, Kulakovskii VD, Tartakovskii II, Yakovlev DR, Ossau W, Hansen L, Landwehr G, Waag A. Electric-field effects on the radiative recombination in type-II ZnSe/BeTe heterostructures with equivalent and nonequivalent interfaces. Physical Review B - Condensed Matter and Materials Physics. 2002;66(24):2453101-9.

246. Gerthsen D, Litvinov D, Gruber T, Kirchner C, Waag A. Origin and consequences of a high stacking fault density in epitaxial ZnO layers. Appl Phys Lett. 2002;81(21):3972-4.

247. Limmer W, Glunk M, Mascheck S, Koeder A, Klarer D, Schoch W, Thonke K, Sauer R, Waag A. Coupled plasmon-LO-phonon modes in Ga1-xMnxAs. Physical Review B - Condensed Matter and Materials Physics. 2002;66(20):2052091-6.

248. Kling R, Köder A, Schoch W, Frank S, Oettinger M, Limmer W, Sauer R, Waag A. Influence of nitrogen incorporation on structural, electronic and magnetic properties of Ga1-xMnxAs. Solid State Commun. 2002;124(5-6):207-10.

249. Maksimov AA, Zaitsev SV, Dorozhkin PS, Kulakovskii VD, Tartakovskii II, Yakovlev DR, Ossau W, Hansen L, Landwehr G, Waag A. Interface properties and in-plane linear photoluminescence polarization in highly excited type-II ZnSe/BeTe heterostructures. Physica Status Solidi (B) Basic Research. 2002;229(1):35-40.

250. Shubina TV, Ivanov SV, Toropov AA, Sorokin SV, Lebedev AV, Kyutt RN, Solnyshkov DD, Pozina GR, Bergman JP, Monemar B, Willander M, Waag A, Landwehr G. Interface effects in type-II CdSe/BeTe quantum dots. Physica Status Solidi (B) Basic Research. 2002;229(1):489-92.

251. Sawicki M, Khoi LV, Hansen L, Ferrand D, Molenkamp LW, Waag A, Dietl T. Magnetic characterisation of highly doped MBE grown Be1-xMnxTe and bulk Zn1-xMnxTe. Physica Status Solidi (B) Basic Research. 2002;229(2):717-21.

252. Gordeev NY, Ivanov SV, Novikov II, Shubina TV, Ilinskaya ND, Kopev PS, Reuscher G, Waag A, Landwehr G. Degradation of nse-free blue-green ZnSe-based light emitting diodes with superlattice miniband hole transport. Physica Status Solidi (B) Basic Research. 2002;229(2):1019-23.

253. Gruber T, Kirchner C, Waag A. MOCVD growth of ZnO on different substrate materials. Physica Status Solidi (B) Basic Research. 2002;229(2):841-4.

254. Keller D, Yakovlev DR, Gruber T, Waag A, Ossau W, Molenkamp LW, Pulizzi F, Christianen PCM, Maan JC. Diffusion of carriers induced by exchange interaction with magnetic-ion system in (zn, mn)se/(zn, be)se quantum wells. Physica Status Solidi (B) Basic Research. 2002;229(2):797-801.

255. Platonov AV, Yakovlev DR, Ossau W, Kochereshko VP, Ivchenko EL, Hansen L, Waag A, Landwehr G, Molenkamp LW. Elliptically polarized luminescence of spin-oriented carriers recombining at anisotropic type-II interface in ZnSe/BeTe quantum wells. Physica Status Solidi (B) Basic Research. 2002;229(2):689-94.

256. Reshina II, Ivanov SV, Mirlin DN, Toropov AA, Waag A, Landwehr G. Raman scattering and luminescence in semimagnetic CdSe/ZnSe nanostructures with quantum discs. Physica Status Solidi (B) Basic Research. 2002;229(2):685-8.

257. Puls J, Mikhailov GV, Henneberger F, Yakovlev DR, Waag A. Trionic gain in δ-doped ZnSe quantum wells. Physica Status Solidi (B) Basic Research. 2002;229(2):637-41.

258. Gruber T, Kirchner C, Thonke K, Sauer R, Waag A. MOCVD growth of ZnO for optoelectronic applications. Physica Status Solidi (A) Applied Research. 2002;192(1):166-70.

259. Yakovlev DR, Platonov AV, Ivchenko EL, Kochereshko VP, Sas C, Ossau W, Hansen L, Waag A, Landwehr G, Molenkamp LW. Hidden in-plane anisotropy of interfaces in zn(mn)Se/BeTe quantum wells with a type-II band alignment. Phys Rev Lett. 2002;88(25 I):2574011-4.

260. Astakhov GV, Yakovlev DR, Kochereshko VP, Ossau W, Faschinger W, Puls J, Henneberger F, Crooker SA, McCulloch Q, Wolverson D, Gippius NA, Waag A. Binding energy of charged excitons in ZnSe-based quantum wells. Physical Review B - Condensed Matter and Materials Physics. 2002;65(16):1653351-16533517.

261. Limmer W, Glunk M, Schoch W, Köder A, Kling R, Sauer R, Waag A. Micro-raman scattering study of Ga1-xMnxAs. Physica E: Low-Dimensional Systems and Nanostructures. 2002;13(2-4):589-92.

262. Waag A, Kling R, Köder A, Frank S, Oettinger M, Schoch W, Limmer W, Sauer R. Epitaxy and characterization of GaMn(N)as for spin electronics. Physica E: Low-Dimensional Systems and Nanostructures. 2002;13(2-4):593-6.

263. Zaitsev SV, Maksimov AA, Kulakovskii VD, Tartakovskii II, Yakovlev DR, Ossau W, Hansen L, Landwehr G, Waag A. Interface properties and in-plane linear photoluminescence polarization in highly excited type-II ZnSe/BeTe heterostructures with equivalent and nonequivalent interfaces. J Appl Phys. 2002;91(2):652-7.

264. Keller D, Yakovlev DR, König B, Ossau W, Gruber T, Waag A, Molenkamp LW, Scherbakov AV. Heating of the magnetic ion system in (zn,mn)se/(zn,be)se semimagnetic quantum wells by means of photoexcitation. Physical Review B - Condensed Matter and Materials Physics. 2002;65(3):353131-9.

265. Ivanov SV, Shubina TV, Sorokin SV, Toropov AA, Kyutt RN, Sitnikova AA, Willander M, Waag A, Landwehr G. Interface engineering in type-II CdSe/BeTe quantum dots. In: Materials Research Society Symposium - Proceedings; 20022002. p. 189-94.

266. Ossau W, Yakovlev DR, Astakhov GV, Waag A, Meinig CJ, Nickel HA, McCombe BD, Crooker SA. High magnetic field optical studies of 2DEG in modulation-doped ZnSe quantum wells. Physica E: Low-Dimensional Systems and Nanostructures. 2002;12(1-4):512-5.

267. Thonke K, Kerwien N, Wysmolek A, Potemski M, Waag A, Sauer R. Multiple donors in zinc oxide substrates. In: Materials Research Society Symposium - Proceedings; 20022002. p. 61-6.

268. Thonke K, Gruber T, Teofilov N, Schönfelder R, Waag A, Sauer R. Donor-acceptor pair transitions in ZnO substrate material. Physica B: Condensed Matter. 2001;308-310:945-8.

269. Waag A, Gruber T, Reuscher G, Fiederling R, Ossau W, Schmidt G, Molenkamp LW. Spin manipulation using magnetic II-VI semiconductors. J Supercond. 2001;14(2):291-8.

270. Hansen L, Ferrand D, Richter G, Thierley M, Hock V, Schwarz N, Reuscher G, Schmidt G, Molenkamp LW, Waag A. Epitaxy and magnetotransport properties of the diluted magnetic semiconductor p-be(1-x)MnxTe. Appl Phys Lett. 2001;79(19):3125-7.

271. Gordeev NY, Ivanov SV, Kopchatov VI, Novikov II, Shubina TV, Il'inskaya ND, Kop'ev PS, Reuscher G, Waag A, Landwehr G. Improved degradation stability of blue-green II-VI light-emitting diodes with excluded nitrogen-doped ZnSe-based layers. Semiconductors. 2001;35(11):1340-4.

272. Yakovlev DR, Astakhov GV, Ossau W, Crooker SA, Uchida K, Miura N, Waag A, Gippius NA, Sivachenko AY, Dzyubenko AB. Trions in ZnSe-based quantum wells probed by 50 T magnetic fields. Physica Status Solidi (B) Basic Research. 2001;227(2):353-63.

273. Reshina II, Ivanov SV, Mirlin DN, Toropov AA, Waag A, Landwehr G. Raman scattering by magnetic excitations and phonons in diluted magnetic structures formed by self-organized quantum disks of CdZn(mn)se in a zn(mn)se matrix. Physical Review B - Condensed Matter and Materials Physics. 2001;64(3):0353031-8.

274. Wagner V, Wagner J, Muck T, Reuscher G, Waag A, Geurts J, Sadchikov N, Sorokin SV, Ivanov SV, Kop'Ev PS. CdSe monolayers, embedded in BeTe: Analysis of interface vibrations by raman spectroscopy. Appl Surf Sci. 2001;175-176:169-74.

275. Nekrutkina OV, Sorokin SV, Kaǐgorodov VA, Sitnikova AA, Shubina TV, Toropov AA, Ivanov SV, Kop'ev PS, Reuscher G, Wagner V, Geurts J, Waag A, Landwehr G. BeCdSe: A new material for the active region in devices operating in the blue-green region of the spectrum. Semiconductors. 2001;35(5):520-4.

276. Toropov AA, Sorokin SV, Kuritsyn KA, Ivanov SV, Pozina G, Bergman JP, Wagner M, Chen WM, Monemar B, Waag A, Yakovlev DR, Sas C, Ossau W, Landwehr G. Magneto-photoluminescence studies of cd(mn)Se/Zn(mn)se diluted magnetic nanostructures. Physica E: Low-Dimensional Systems and Nanostructures. 2001;10(1-3):362-7.

277. Yakovlev DR, Sas C, König B, Hansen L, Ossau W, Landwehr G, Molenkamp LW, Waag A. Magnetoluminescence of zn(mn)Se/Be(mn)te semimagnetic heterostructures with a type-II band alignment. Appl Phys Lett. 2001;78(13):1870-2.

278. Hansen L, Ankudinov A, Bensing F, Wagner J, Ade G, Hinze P, Wagner V, Geurts J, Waag A. Growth and characterization of InAs quantum dots on silicon. Physica Status Solidi (B) Basic Research. 2001;224(2):515-9.

279. Gruber T, Keim M, Fiederling R, Reuscher G, Ossau W, Schmidt G, Molenkamp LW, Waag A. Electron spin manipulation using semimagnetic resonant tunneling diodes. Appl Phys Lett. 2001;78(8):1101-3.

280. Ivanov SV, Nekrutkina OV, Sorokin SV, Kaygorodov VA, Shubina TV, Toropov AA, Kop'ev PS, Reuscher G, Wagner V, Geurts J, Waag A, Landwehr G. BeCdSe as a ternary alloy for blue-green optoelectronic applications. Appl Phys Lett. 2001;78(4):404-6.

281. Keim M, Korn M, Seufert J, Bacher G, Forchel A, Landwehr G, Ivanov S, Sorokin S, Sitnikova AA, Shubina TV, Toropov A, Waag A. Be-enhanced CdSe island formation in CdSe/ZnSe heterostructures. J Appl Phys. 2000;88(12):7051-5.

282. Hansen L, Ankudinov A, Sensing F, Wagner J, Ade G, Hinze P, Wagner V, Geurts J, Waag A. Growth and characterization of InAs quantum dots on silicon. In: Materials Research Society Symposium - Proceedings; 20002000. p. 33-8.

283. Hansen L, Ankudinov A, Bensing F, Wagner J, Ade G, Hinze P, Wagner V, Geurts J, Waag A. Properties of InAs quantum dots on silicon(001) and (111). In: Proceedings of the 8th International Symposium Nanostructures: Physics and Technology; 20002000. p. 363-6.

284. Ivanov SV, Reuscher G, Gruber T, Muck T, Wagner V, Geurts J, Waag A, Landwehr G, Shubina TV, Sadchikov NA, Toropov AA, Kop'ev PS. Novel Cd(Se,Te)/BeTe nanostructures: Fabrication by molecular beam epitaxy and properties. In: Proceedings of the 8th International Symposium Nanostructures: Physics and Technology; 20002000. p. 98-101.

285. Toropov AA, Sorokin SV, Kuritsyn KA, Ivanov SV, Kop'ev PS, Reuscher G, Waag A, Wagner M, Chen WM, Monemar B. Magnetooptical studies in CdSe/(Zn,Mn)Se semimagnetic nanostructures. In: Proceedings of the 8th International Symposium Nanostructures: Physics and Technology; 20002000. p. 440-3.

286. Ivanov SV, Nekrutkina OV, Kaygorodov VA, Shubina TV, Kop'ev PS, Reuscher G, Wagner V, Geurts J, Waag A, Landwehr G. Optical and structural properties of BeCdSe/ZnSe QW heterostructures grown by MBE. In: Proceedings of the 8th International Symposium Nanostructures: Physics and Technology; 20002000. p. 102-5.

287. Platonov AV, Kochereshko VP, Ivchenko EL, Yakovlev DR, Reuscher G, Ossau W, Waag A, Landwehr G. Anisotropy of light emission from the surface LED based on the type-II ZnSe/BeTe heterojunction. In: Proceedings of the 8th International Symposium Nanostructures: Physics and Technology; 20002000. p. 16-8.

288. Kopchatov VI, Gordeev NY, Il'inskaja ND, Ivanov SV, Kop'ev PS, Lugauer H-, Reuscher G, Waag A, Landwehr G. Electroluminescence study of green Be-contained II-VI lasers. In: Proceedings of the 8th International Symposium Nanostructures: Physics and Technology; 20002000. p. 27-30.

289. Yakovlev DR, Ivchenko EL, Kochereshko VP, Platonov AV, Zaitsev SV, Maksimov AA, Tartakovskii II, Kulakovskii VD, Ossau W, Keim M, Waag A, Landwehr G. Orientation of chemical bonds at type-II heterointerfaces probed by polarized optical spectroscopy. Physical Review B - Condensed Matter and Materials Physics. 2000;61(4):R2421-4.

290. Gruber T, Keim M, Fiederling R, Reuscher G, Waag A, Ossau W, Schmidt G, Molenkamp L. Semimagnetic resonant tunneling diodes for electron spin manipulation. In: Proceedings of the 8th International Symposium Nanostructures: Physics and Technology; 20002000. p. 483-6.

291. Seufert J, Rambach M, Bacher G, Forchel A, Keim M, Ivanov S, Waag A, Landwehr G. Be-induced island formation in CdSe/ZnSe heterostructures: Ensemble versus single dot studies. Physical Review B - Condensed Matter and Materials Physics. 2000;62(19):12609-12.

292. Schreiber J, Hilpert U, Höring L, Worschech L, König B, Ossau W, Waag A, Landwehr G. Luminescence studies on plastic stress relaxation in ZnSe/GaAs(001). Physica Status Solidi (B) Basic Research. 2000;222(1):169-77.

293. Wagner V, Becker M, Weber M, Korn M, Keim M, Waag A, Geurts J. Electric field effects in ZnSe/BeTe superlattices. Appl Surf Sci. 2000;166(1):30-4.

294. Ankudinov AV, Dunaevskiǐ MS, Marushchak VA, Titkov AN, Ivanov SV, Sorokin SV, Shubina TV, Kop'ev PS, Waag A, Landwehr G. Morphology of (001) and (110) surfaces of crystal layers in solid solutions of II-VI compounds with a high ZnSe content under atmospheric conditions. Physics of the Solid State. 2000;42(10):1927-34.

295. Maksimov AA, Zaitsev SV, Tartakovskii II, Kulakovskii VD, Gippius NA, Yakovlev DR, Ossau W, Reuscher G, Waag A, Landwehr G. Kinetics of radiative recombination in strongly excited ZnSe/BeTe superlattices. Physica Status Solidi (B) Basic Research. 2000;221(1):523-7.

296. Ivanov SV, Toropov AA, Shubina TV, Sorokin SV, Nekrutkina OV, Kaygorodov VA, Kopev PS, Reuscher G, Keim M, Waag A, Landwehr G. BeCdSe/(be,zn)se quantum well as a new active region for blue-green II-VI lasers and light-emitting diodes. Physica Status Solidi (A) Applied Research. 2000;180(1):275-80.

297. Reuscher G, Keim M, Lugauer HJ, Waag A, Landwehr G. ZnSe/BeTe type-II light emitting diodes. Physica Status Solidi (A) Applied Research. 2000;180(1):225-9.

298. Reuscher G, Landwehr G, Keim M, Lugauer H-, Fischer F, Waag A. Blue light emitting diode based on p+-BeTe/n+-ZnSe ESAKI tunnelling heterojunction. Electron Lett. 2000;36(12):1056-8.

299. Schick H, Bensing F, Hilpert U, Richter U, Hansen L, Wagner J, Wagner V, Geurts J, Waag A, Landwehr G. Heteroepitaxy of CdTe(111)B on si(111):As. J Cryst Growth. 2000;214:1-4.

300. Yakovlev DR, Platonov AV, Kochereshko VP, Ivchenko EL, Keim M, Ossau W, Waag A, Landwehr G. Giant quantum-confined pockels effect in type-II heterostructures. J Cryst Growth. 2000;214:345-9.

301. Gerthsen D, Walter T, Fischer F, Gerhard T, Waag A, Landwehr G. Structural properties and relaxation behavior of short-period BeTe/ZnSe superlattices. J Cryst Growth. 2000;214:330-4.

302. Shubina TV, Sitnikova AA, Solov'Ev VA, Toropov AA, Sedova IV, Ivanov SV, Keim M, Waag A, Landwehr G. Defect-induced island formation in CdSe/ZnSe structures. J Cryst Growth. 2000;214:727-31.

303. Keim M, Korn M, Bensing F, Waag A, Landwehr G, Ivanov SV, Sorokin SV, Sitnikova AA, Shubina TV, Toropov AA. Be-induced CdSe island formation in CdSe/ZnSe sub-monolayer superlattices. J Cryst Growth. 2000;214:684-9.

304. Wagner V, Fleszar A, Geurts J, Reuscher G, Keim M, Waag A, Landwehr G, Wilmers K, Esser N, Richter W. Electronic band structure of quaternary be-chalcogenides, studied by ultraviolet ellipsometry and photoreflectance spectroscopy. J Cryst Growth. 2000;214:340-4.

305. Wojtowicz T, Kutrowski M, Karczewski G, Kossut J, König B, Keller A, Yakovlev DR, Waag A, Geurts J, Ossau W, Landwehr G, Merkulov IA, Teran FJ, Potemski M. II-VI quantum structures with tunable electron g-factor. J Cryst Growth. 2000;214:378-86.

306. Ivanov SV, Toropov AA, Shubina TV, Lebedev AV, Sorokin SV, Sitnikova AA, Kop'Ev PS, Reuscher G, Keim M, Bensing F, Waag A, Landwehr G, Pozina G, Bergman JP, Monemar B. MBE growth and properties of bulk BeCdSe alloys and digital (BeSe:CdSe)/ZnSe quantum wells. J Cryst Growth. 2000;214:109-14.

307. Reshina II, Toropov AA, Ivanov SV, Mirlin DN, Keim M, Waag A, Landwehr G. Resonant raman scattering of submono-layer CdSe/ZnSe superlattices. J Cryst Growth. 2000;214:656-9.

308. Waag A, Keim M, Reuscher G, Gerhard T, Platonov AV, Yakovlev DR, Molenkamp LW, Landwehr G. BeTe-ZnSe type-II heterojunctions. J Cryst Growth. 2000;214:316-20.

309. Hansen L, Bensing F, Waag A. InAs quantum dots embedded in silicon. Thin Solid Films. 2000;367(1-2):85-8.

310. Landwehr G, Yakovlev DR, Platonov AV, Kochereshko VP, Ivchenko EL, Keim M, Reuscher G, Ossau W, Waag A. Optical anisotropy of surface-emitting ZnSe/BeTe LEDs. Superlattices and Microstructures. 2000;27(5):515-8.

311. Schmidt G, Fiederling R, Keim M, Reuscher G, Gruber T, Ossau W, Waag A, Molenkamp LW. Demonstration of electrical spin injection into a semiconductor using a semimagnetic spin aligner. Superlattices and Microstructures. 2000;27(5):297-300.

312. Legge M, Bacher G, Bader S, Forchel A, Lugauer H-, Waag A, Landwehr G. Strongly index-guided II-VI laser diodes. IEEE Photonics Technology Letters. 2000;12(3):236-8.

313. Reuscher G, Landwehr G, Keim M, Lugauer H-, Fischer F, Waag A. p+-BeTe/n+-ZnSe ESAKI tunnelling heterojunctions for II-VI optoelectronic devices. Electron Lett. 2000;36(3):247-9.

314. Reuscher G, Keim M, Lugauer HJ, Waag A, Landwehr G. ZnSe/BeTe type-II LEDs emitting between 640 and 515 nm. J Cryst Growth. 2000;214:1071-4.

315. Flederling R, Kelm M, Reuscher G, Ossau W, Schmidt G, Waag A, Molenkamp LW. Injection and detection of a spin-polarized current in a light-emitting diode. Nature. 1999;402(6763):787-90.

316. Worschech L, Ossau W, Waag A, Landwehr G, Hilpert U, Schreiber J, Rebane YT, Shreter YG. Anisotropic polarization of dislocation-related luminescence in thin ZnSe films. Physica B: Condensed Matter. 1999;273-274:895-7.

317. Tyazhlov MG, Kulakovskii VD, Filin AI, Yakovlev DR, Waag A, Landwehr G. Mn spin domains in highly photoexcited (cd,mn)te/(cd,mg)te quantum wells. Physical Review B - Condensed Matter and Materials Physics. 1999;59(3):2050-6.

318. Scherbakov AV, Akimov AV, Yakovlev DR, Ossau W, Waag A, Landwehr G, Wojtowicz T, Karczewski G, Kossut J. Heating of the spin system by nonequilibrium phonons in semimagnetic (cd,mn,mg)te quantum wells. Physical Review B - Condensed Matter and Materials Physics. 1999;60(8):5609-16.

319. Chen Z, Eich D, Reuscher G, Waag A, Fink R, Umbach E. Photoemission study of the Na/ZnSe(100) interface. Physical Review B - Condensed Matter and Materials Physics. 1999;60(12):8915-23.

320. Hansen L, Bensing F, Waag A. Molecular beam epitaxial growth of InAs quantum dots directly on silicon. Japanese Journal of Applied Physics, Part 1: Regular Papers and Short Notes and Review Papers. 1999;38(11):6219-21.

321. Platonov AV, Kochereshko VP, Ivchenko EL, Mikhailov GV, Yakovlev DR, Keim M, Ossau W, Waag A, Landwehr G. Giant electro-optical anisotropy in type-II heterostructures. Phys Rev Lett. 1999;83(17):3546-9.

322. Ankudinov AV, Titkov AN, Shubina TV, Ivanov SV, Kop'ev PS, Lugauer H-, Reuscher G, Keim M, Waag A, Landwehr G. Cross-sectional atomic force microscopy of ZnMgSSe- and BeMgZnSe-based laser diodes. Appl Phys Lett. 1999;75(17):2626-8.

323. Reshina II, Toropov AA, Ivanov SV, Mirlin DN, Keim M, Waag A, Landwehr G. Resonance raman scattering of single and stacked mono- and submono-layers of CdSe in ZnSe. Solid State Commun. 1999;112(6):351-5.

324. Vogelgesang R, Liang JJ, Wagner V, Lugauer HJ, Geurts J, Waag A, Landwehr G. Wavelength-dependent optical degradation of green II-VI laser diodes. Appl Phys Lett. 1999;75(10):1351-3.

325. Wilmers K, Wethkamp T, Esser N, Cobet C, Richter W, Wagner V, Waag A, Lugauer H, Fischer F, Gerhard T, Keim M, Cardona M. VUV ellipsometry on beryllium chalcogenides. Physica Status Solidi (B) Basic Research. 1999;215(1):15-20.

326. Wagner V, Liang JJ, Kruse R, Gundel S, Keim M, Waag A, Geurts J. Lattice dynamics and bond polarity of be-chalcogenides a new class of II-VI materials. Physica Status Solidi (B) Basic Research. 1999;215(1):87-91.

327. Ivanov SV, Toropov AA, Sorokin SV, Shubina TV, Sedova IV, Kop'ev PS, Alferov ZI, Waag A, Lugauer HJ, Reuscher G, Keim M, Fischer FF, Landwehr G. Blue-green ZnSe lasers with a new type of active region. Semiconductors. 1999;33(9):1016-20.

328. Platonov AV, Kochereshko VP, Mikhaǐlov GV, Yakovlev DR, Ossau W, Waag A, Landwehr G. Giant linear polarization of photoluminescence in type-II ZnSe/BeTe superlattices. Semiconductors. 1999;33(9):996-8.

329. Maksimov AA, Zaitsev SV, Tartakovskii II, Kulakovskii VD, Yakovlev DR, Ossau W, Keim M, Reuscher G, Waag A, Landwehr G. Kinetics of radiative recombination in strongly excited ZnSe/BeTe superlattices with a type-II band alignment. Appl Phys Lett. 1999;75(9):1231-3.

330. Merkulov IA, Yakovlev DR, Keller A, Ossau W, Geurts J, Waag A, Landwehr G, Karczewski G, Wojtowicz T, Kossut J. Kinetic exchange between the conduction band electrons and magnetic ions in quantum-confined structures. Phys Rev Lett. 1999;83(7):1431-4.

331. König B, Zehnder U, Yakovlev DR, Ossau W, Gerhard T, Keim M, Waag A, Landwehr G. Magneto-optical properties of Zn0.95Mn0.05Se/Zn0.76Be0.08Mg 0.16Se quantum wells and Zn0.91Mn0.09Se/Zn0.972Be0.028Se spin superlattices. Physical Review B - Condensed Matter and Materials Physics. 1999;60(4):2653-60.

332. Siess J, Reuscher G, Grabs P, Lugauer H-, Schallenberg T, Ehinger M, Waag A, Landwehr G. High response photodiodes based on be-chalcogenides. J Cryst Growth. 1999;201:965-7.

333. Shubina TV, Toropov AA, Lebedev AV, Ivanov SV, Kop'ev PS, Lugauer H-, Reuscher G, Keim M, Worschech L, Waag A, Landwehr G. Optical characterization of MBE grown ZnSe-based QW laser heterostructures. J Cryst Growth. 1999;201:946-9.

334. Solov'ev VA, Sorokin SV, Sedova IV, Mosina GN, Ivanov SV, Lugauer H-, Reuscher G, Keim M, Waag A, Landwehr G. Cathodoluminescence study of molecular beam epitaxy (MBE) grown MgZnSSe and BeMgZnSe alloy based heterostructures. J Cryst Growth. 1999;201:481-5.

335. Keim M, Lunz U, Hu CY, Zehnder U, Ossau W, Waag A, Landwehr G. Semimagnetic II-VI heterostructures for resonant tunneling. J Cryst Growth. 1999;201:711-4.

336. Lugauer H-, Keim M, Reuscher G, Grabs P, Lunz U, Waag A, Landwehr G, Ivanov S, Shubina T, Toropov A, Il'inskaya N, Kop'ev P, Alferov Z. MBE-grown laser diodes based on beryllium containing II-VI semiconductors. J Cryst Growth. 1999;201:927-32.

337. Shen JX, Oka Y, Ossau W, Fischer F, Waag A, Landwehr G. Enlarged paramagnetism by electron-electron exchange interactions in n-type modulation doped Cd1-xMnxTe/Cd1-x-yMnxMg yTe single quantum wells. J Appl Phys. 1999;85(8 II B):5947-9.

338. Ivanov SV, Toropov AA, Sorokin SV, Shubina TV, Sedova IV, Sitnikova AA, Kop'ev PS, Alferov ZI, Lugauer H-, Reuscher G, Keim M, Fischer F, Waag A, Landwehr G. CdSe fractional-monolayer active region of molecular beam epitaxy grown green ZnSe-based lasers. Appl Phys Lett. 1999;74(4):498-500.

339. Yakovlev DR, Zehnder U, Ossau W, Waag A, Landwehr G, Wojtowicz T, Karczewski G, Kossut J. Optical study of spin glass-like transition in epilayers and quantum well structures containing Cd1 - xMnxTe. J Magn Magn Mater. 1999;191(1-2):25-37.

340. Ossau W, Yakovlev DR, Zehnder U, Astakhov GV, Platonov AV, Kochereshko VP, Nürnberger J, Faschinger W, Keim M, Waag A, Landwehr G, Christianen PCM, Maan JC, Gippius NA, Tikhodeev SG. Magneto-optical study of ZnSe-based quantum wells. Physica B: Condensed Matter. 1998;256-258:323-6.

341. Keim M, Lunz U, Fischer F, Waag A, Landwehr G. Resonant tunneling in ZnSe/BeTe double-barrier structures. J Cryst Growth. 1998;184-185:806-9.

342. Kiselev AA, Ivchenko EL, Sirenko AA, Ruf T, Cardona M, Yakovlev DR, Ossau W, Waag A, Landwehr G. Electron and hole g factor anisotropy in CdTe/CdMgTe quantum wells. J Cryst Growth. 1998;184-185:831-4.

343. Lunz U, Keim M, Waag A, Faschinger W, Landwehr G. Transverse magnetic field studies in ZnSe/BeTe resonant tunneling structures. Appl Phys Lett. 1998;72(17):2120-2.

344. Worschech L, Ossau W, Lugauer H-, Behr T, Waag A, Landwehr G. -Uniaxial local strain in epitaxially grown ZnSe on (001)-oriented GaAs. J Cryst Growth. 1998;184-185:500-4.

345. Lovisa S, Cox RT, Baron T, Keim M, Waag A, Landwehr G. Optical creation of a metastable two-dimensional electron gas in a ZnSe/BeTe quantum structure. Appl Phys Lett. 1998;73(5):656-8.

346. Yakovlev DR, Kochereshko VP, Ossau W, Shen JX, Waag A, Landwehr G, Christianen PCM, Maan JC. Bound and unbound exciton-electron states in II-VI quantum well structures with a 2DEG. J Cryst Growth. 1998;184-185:818-21.

347. Zehnder U, Yakovlev DR, Ossau W, Gerhard T, Fischer F, Lugauer HJ, Keim M, Reuscher G, Litz T, Waag A, Herz K, Bacher G, Forchel A, Landwehr G. Optical properties of laser diodes and heterostructures based on beryllium chalcogenides. J Cryst Growth. 1998;184-185:541-4.

348. Baron T, Saminadayar K, Tatarenko S, Lugauer H-, Waag A, Landwehr G. Nitrogen doping in molecular-beam epitaxy growth of II-VI semiconductors. J Cryst Growth. 1998;184-185:415-8.

349. Nagelstraßer M, Dröge H, Fischer F, Litz T, Waag A, Landwehr G, Steinrück H-. Photoelectron spectroscopy of molecular-beam epitaxially grown BeTe/ZnSe and BeTe/GaAs heterostructures. J Cryst Growth. 1998;184-185:173-7.

350. Kochereshko VP, Yakovlev DR, Suris RA, Ossau W, Waag A, Landwehr G, Christianen PCM, Maan JC. Combined exciton-electron excitation in quantum wells with a two-dimensional electron gas of low density. Superlattices and Microstructures. 1998;23(2):283-7.

351. Waag A, Fischer F, Lugauer H-, Schüll K, Zehnder U, Gerhard T, Keim M, Reuscher G, Landwehr G. Beryllium-containing II-VI semiconductor devices. In: Proceedings of SPIE - The International Society for Optical Engineering; 19981998. p. 30-8.

352. Waag A, Litz T, Fischer F, Lugauer H-, Baron T, Schüll K, Zehnder U, Gerhard T, Lunz U, Keim M, Reuscher G, Landwehr G. Novel beryllium containing II-VI compounds: Basic properties and potential applications. J Cryst Growth. 1998;184-185:1-10.

353. Ivchenko EL, Kochereshko VP, Yakovlev DR, Platonov AV, Waag A, Ossau W, Landwehr G. Optical reflection from long-period multiple quantum wells: Effects of dielectric constant mismatch. J Cryst Growth. 1998;184-185:763-7.

354. Wagner V, Gundel S, Geurts J, Gerhard T, Litz T, Lugauer H-, Fischer F, Waag A, Landwehr G, Kruse R, Becker C, Küster U. Optical and acoustical phonon properties of BeTe. J Cryst Growth. 1998;184-185:1067-71.

355. Platonov AV, Yakovlev DR, Zehnder U, Kochereshko VP, Ossau W, Fischer F, Litz T, Waag A, Landwehr G. Homogeneous linewidth of the direct exciton in a type-II ZnSe/BeTe quantum well. J Cryst Growth. 1998;184-185:801-5.

356. Ivanov S, Toropov A, Sorokin S, Shubina T, Lebedev A, Kop'ev P, Alferov Z, Lugauer H-, Reuscher G, Keim M, Fischer F, Waag A, Landwehr G. ZnSe-based blue-green lasers with a short-period superlattice waveguide. Appl Phys Lett. 1998;73(15):2104-6.

357. Landwehr G, Waag A, Fischer F, Lugauer H-, Schüll K. Blue emitting heterostructure laser diodes. Physica E: Low-Dimensional Systems and Nanostructures. 1998;3(1-3):158-68.

358. Nagelstraßer M, Dröge H, Steinrück H-, Fischer F, Litz T, Waag A, Landwehr G, Fleszar A, Hanke W. Band structure of BeTe: A combined experimental and theoretical study. Physical Review B - Condensed Matter and Materials Physics. 1998;58(16):10394-400.

359. Legge M, Bader S, Bacher G, Lugauer H-, Waag A, Forchel A, Landwehr G. High temperature operation of II-VI ridgewaveguide laser diodes. Electron Lett. 1998;34(21):2032-4.

360. Ivanov SV, Toropov AA, Sorokin SV, Shubina TV, Il'inskaya ND, Lebedev AV, Sedova IV, Kop'ev PS, Alferov ZI, Lugauer H-, Reuscher G, Keim M, Fischer F, Waag A, Landwehr G. Molecular beam epitaxy of alternating-strain ZnSe-based multilayer heterostructures for blue-green lasers. Semiconductors. 1998;32(10):1137-40.

361. Fischer F, Keller M, Gerhard T, Behr T, Litz T, Lugauer HJ, Keim M, Reuscher G, Baron T, Waag A, Landwehr G. Reduction of the extended defect density in molecular beam epitaxy grown ZnSe based II-VI heterostructures by the use of a BeTe buffer layer. J Appl Phys. 1998;84(3):1650-4.

362. Shen JX, Oka Y, Ossau W, Fischer F, Waag A, Landwehr G. Difference of self-energy corrections for charged and uncharged states in degenerate two dimensional systems. Physica B: Condensed Matter. 1998;249-251:589-93.

363. Nagelstrasser M, Dröge H, Fischer F, Litz T, Waag A, Landwehr G, Steinrück H-. Band discontinuities and local interface composition in BeTe/ZnSe heterostructures. J Appl Phys. 1998;83(8):4253-7.

364. Wagner V, Geurts J, Gerhard T, Litz T, Lugauer H-, Fischer F, Waag A, Landwehr G, Walter T, Gerthsen D. Determination of BeTe phonon dispersion by raman spectroscopy on BeTe/ZnSe-superlattices. Appl Surf Sci. 1998;123-124:580-4.

365. Litz MT, Fischer F, Lugauer H-, Keim M, Zehnder U, Ossau W, Gerhard T, Gall R, Waag A, Landwehr G, Nagelstraßer M, Steinrück H-, Walter T, Gerthsen D. Be-chalcogenides: Heteroepitaxy and interface properties. Appl Surf Sci. 1998;123-124:429-34.

366. Platonov AV, Kochereshko VP, Yakovlev DR, Ossau W, Waag A, Landwehr G, Bassani F, Cox RT. Differential magnetoreflection spectroscopy of doped and undoped II-VI semiconductor quantum wells. JETP Letters. 1997;65(1):45-52.

367. Waag A, Litz T, Fischer F, Lugauer H-, Gunshor RL, Landwehr G. Beryllium-containing materials for II-VI laser diodes. In: Proceedings of SPIE - The International Society for Optical Engineering; 19971997. p. 32-42.

368. Yakovlev DR, Kochereshko VP, Suris RA, Schenk H, Ossau W, Waag A, Landwehr G, Christianen PCM, Maan JC. Combined exciton-cyclotron resonance in quantum well structures. Phys Rev Lett. 1997;79(20):3974-7.

369. Zaǐtsev SV, Kulakovskiǐ VD, Maksimov AA, Pronin DA, Tartakovskiǐ II, Gippius NA, Litz MT, Fisher F, Waag A, Yakovlev DR, Ossau W, Landwehr G. Giant blue shift of photoluminescence in strongly excited type-II ZnSe/BeTe superlattices. JETP Letters. 1997;66(5):376-81.

370. Merkulov IA, Kavokin KV, Mackh G, Kuhn-Heinrich B, Ossau W, Waag A, Landwehr G, Yakovlev DR. Luminescence polarization and spontaneous lowering of symmetry caused by magnetic-polaron formation in semimagnetic-semiconductor quantum wells. Physics of the Solid State. 1997;39(11):1859-63.

371. Ivchenko EL, Kochereshko VP, Platonov AV, Yakovlev DR, Waag A, Ossau W, Landwehr G. Resonance optical spectroscopy of long-period quantum-well structures. Physics of the Solid State. 1997;39(11):1852-8.

372. Yakovlev DR, Kavokin KV, Merkulov IA, Mackh G, Ossau W, Hellmann R, Göbel EO, Waag A, Landwehr G. Picosecond dynamics of magnetic polarons governed by energy transfer to the zeeman reservoir. Physical Review B - Condensed Matter and Materials Physics. 1997;56(15):9782-8.

373. Tyazhlov MG, Filin AI, Larionov AV, Kulakovskiǐ VD, Yakovlev DR, Waag A, Landwehr G. Spin relaxation of mn ions in (CdMn)te/(CdMg)te quantum wells under picosecond optical pumping. Journal of Experimental and Theoretical Physics. 1997;85(4):784-96.

374. Landwehr G, Fischer F, Baron T, Litz T, Waag A, Schüll K, Lugauer H, Gerhard T, Keim M, Lunz U. Recent results on beryllium chalcogenides. Physica Status Solidi (B) Basic Research. 1997;202(2):645-55.

375. Sirenko AA, Ruf T, Cardona M, Yakovlev DR, Ossau W, Waag A, Landwehr G. Electron and hole g factors measured by spin-flip raman scattering in CdTe/Cdi1-xMgxTe single quantum wells. Physical Review B - Condensed Matter and Materials Physics. 1997;56(4):2114-9.

376. Meyer R, Dahl M, Schaack G, Waag A. Spin-flip raman scattering from donor-bound electrons in Cd1-xMnxTe/Cd1-yMgy te single quantum wells. Physical Review B - Condensed Matter and Materials Physics. 1997;55(24):16376-84.

377. Lugauer H-, Litz T, Fischer F, Waag A, Gerhard T, Zehnder U, Ossau W, Landwehr G. p-type doping of beryllium chalcogenides grown by molecular beam epitaxy. J Cryst Growth. 1997;175-176(PART 1):619-23.

378. Fischer F, Landwehr G, Litz T, Lugauer HJ, Zehnder U, Gerhard T, Ossau W, Waag A. II-VI light-emitting devices based on beryllium chalcogenides. J Cryst Growth. 1997;175-176(PART 1):532-40.

379. Waag A, Fischer F, Schüll K, Baron T, Lugauer H-, Lite T, Zehnder U, Ossau W, Gerhard T, Keim M, Reuscher G, Landwehr G. Laser diodes based on beryllium-chalcogenides. Appl Phys Lett. 1997;70(3):280-2.

380. Watanabe K, Litz MT, Korn M, Ossau W, Waag A, Landwehr G, Schüssler U. Optical properties of ZnTe/Zn1-xMgxSeyTe1-y quantum wells and epilayers grown by molecular beam epitaxy. J Appl Phys. 1997;81(1):451-5.

381. Litz T, Lugauer HJ, Fischer F, Zehnder U, Lunz U, Gerhard T, Ress H, Waag A, Landwehr G. Molecular beam epitaxy of be-related II-VI compounds. Materials Science and Engineering B. 1997;43(1-3):83-7.

382. Waag A, Fischer F, Lugauer H-, Litz T, Gerhard T, Nürnberger J, Lunz U, Zehnder U, Ossau W, Landwehr G, Roos B, Richter H. Beryllium chalcogenides for ZnSe-based light emitting devices. Materials Science and Engineering B. 1997;43(1-3):65-70.

383. Fischer F, Laubender J, Lugauer HJ, Litz T, Weingärtner A, Zehnder U, Gerhard T, Ossau W, Schüll K, Waag A, Landwehr G. Electrical properties of light-emitting devices based on the II-VI compounds BeTe and BeMgZnSe. Materials Science and Engineering B. 1997;43(1-3):92-6.

384. Lugauer H-, Fischer F, Litz T, Waag A, Zehnder U, Ossau W, Gerhard T, Landwehr G, Becker C, Kruse R, Geurts J. P-type doping of beryllium chalcogenides. Materials Science and Engineering B. 1997;43(1-3):88-91.

385. Surma M, Godlewski M, Karczewski G, Wojtowicz T, Kossut J, Bergman JP, Monemar B, Waag A, Kurtz E, Hommel D. Inter quantum well energy and carrier transfer in multiple quantum well structures of II-VI semiconductors. Electron Technology (Warsaw). 1996;29(2-3):300-4.

386. Lunz U, Keim M, Reuscher G, Fischer F, Schüll K, Waag A, Landwehr G. Resonant electron tunneling in ZnSe/BeTe double-barrier, single-quantum-well heterostructures. J Appl Phys. 1996;80(11):6329-32.

387. Godlewski M, Surma M, Bergman JP, Monemar B, Litz T, Waag A, Landwehr G. Optical properties of CdTe/CdMgTe quantum wells grown by molecular beam epitaxy. Electron Technology (Warsaw). 1996;29(4):339-45.

388. Spiegel R, Bacher G, Herz K, Forchel A, Litz T, Waag A, Landwehr G. Recombination and thermal emission of excitons in shallow CdTe/Cd1-xMgxTe quantum wells. Physical Review B - Condensed Matter and Materials Physics. 1996;53(8):4544-8.

389. Zehnder U, Kuhn-Heinrich B, Ossau W, Waag A, Landwehr G, Cheng HH, Nicholas RJ. Dimensional dependence of exchange interactions at high magnetic fields. Acta Physica Polonica A. 1996;90(5):989-92.

390. Kulakovskii VD, Tyazhlov MG, Filin AI, Yakovlev DR, Waag A, Landwehr G. Hierarchy of relaxation times in the system of mn-ion spins in photoexcited semimagnetic quantum wells. Physical Review B - Condensed Matter and Materials Physics. 1996;54(12):R8333-6.

391. Schikora D, Hankeln M, As DJ, Lischka K, Litz T, Waag A, Buhrow T, Henneberger F. Epitaxial growth and optical transitions of cubic GaN films. Physical Review B - Condensed Matter and Materials Physics. 1996;54(12):R8381-4.

392. Kraus J, Kurtz E, Einfeldt S, Hommel D, Lugauer H, Waag A. Raman signals and phonon sidebands under resonant excitation of donor-acceptor-pair states: Spectroscopy with enhanced sensitivity to local vibrational excitations. Semiconductor Science and Technology. 1996;11(9):1255-62.

393. Mackh G, Ossau W, Waag A, Landwehr G. Effect of the reduction of dimensionality on the exchange parameters in semimagnetic semiconductors. Physical Review B - Condensed Matter and Materials Physics. 1996;54(8):R5227-30.

394. Kulakovskii VD, Tyazhlov MG, Dite AF, Filin AI, Forchel A, Yakovlev DR, Waag A, Landwehr G. Interparticle interaction in spin-aligned and spin-degenerate exciton systems and magnetoplasmas in II-VI quantum wells. Physical Review B - Condensed Matter and Materials Physics. 1996;54(7):4981-7.

395. Shen JX, Ossau W, Fischer F, Waag A, Landwehr G. Electron and hole g-factor oscillations in CdTe-based modulation-doped quantum wells. Surf Sci. 1996;361-362:460-3.

396. Waag A, Fischer F, Lugauer HJ, Litz T, Laubender J, Lunz U, Zehnder U, Ossau W, Gerhardt T, Möller M, Landwehr G. Molecular-beam epitaxy of beryllium-chalcogenide-based thin films and quantum-well structures. J Appl Phys. 1996;80(2):792-6.

397. Reuscher G, Keim M, Fischer F, Waag A, Landwehr G. Resonant tunneling in CdTe/Cd1-xMgxTe double-barrier single-quantum-well heterostructures. Physical Review B - Condensed Matter and Materials Physics. 1996;53(24):16414-9.

398. Schenk H, Wolf M, Mackh G, Zehnder U, Ossau W, Waag A, Landwehr G. Influence of the negative thermal-expansion coefficient on the luminescence properties of (CdMnMg)te. J Appl Phys. 1996;79(11):8704-11.

399. Cundiff ST, Hellmann R, Koch M, Mackh G, Waag A, Landwehr G, Knox WH, Göbel EO. Excitonic dephasing in semimagnetic semiconductors. J Opt Soc Am B. 1996;13(6):1263-7.

400. Lugauer H-, Waag A, Worschech L, Ossau W, Landwehr G. Generation of atomic group V materials for the p-type doping of wide gap II-VI semiconductors using a novel plasma cracker. J Cryst Growth. 1996;161(1-4):86-9.

401. Fischer F, Waag A, Worschech L, Ossau W, Scholl S, Landwehr G, Mäkinen J, Hautojärvi P, Corbel C. Self-compensation in halogen doped CdTe grown by molecular beam epitaxy. J Cryst Growth. 1996;161(1-4):214-8.

402. Worschech L, Ossau W, Fischer F, Waag A, Landwehr G. Cadmium vacancy related defects in MBE grown CdTe. J Cryst Growth. 1996;161(1-4):134-8.

403. Stühler J, Schaack G, Dahl M, Waag A, Landwehr G, Kavokin KV, Merkulov IA. Raman investigation of the Mn2+-Mn2+ interaction in semimagnetic semiconductor quantum wells. J Raman Spectrosc. 1996;27(3-4):281-7.

404. Oehling S, Lugauer HJ, Schmitt M, Heinke H, Zehnder U, Waag A, Becker CR, Landwehr G. p-type doping of CdTe with a nitrogen plasma source. J Appl Phys. 1996;79(5):2343-6.

405. Litz MT, Watanabe K, Korn M, Ress H, Lunz U, Ossau W, Waag A, Landwehr G, Walter T, Neubauer B, Gerthsen D, Schüssler U. Epitaxy of Zn1 - xMgxSeyTe1 - y on (100)InAs. J Cryst Growth. 1996;159(1-4):54-7.

406. Shen JX, Ossau W, Fischer F, Waag A, Landwehr G. Magnetic oscillation of many-body effects in CdTe based modulation doped quantum wells. J Cryst Growth. 1996;159(1-4):1057-60.

407. Stühler J, Schaack G, Dahl M, Waag A, Landwehr G, Kavokin KV, Merkulov IA. Polarization properties of multiple Mn2+-spin-flip raman scattering in semimagnetic quantum wells. J Cryst Growth. 1996;159(1-4):1001-4.

408. Ossau W, Kuhn-Heinrich B, Mackh G, Waag A, Landwehr G. Spin dependent confinement effects in Cd0.9Mn0.1Te/Cd0.9Mg0.1Te spin superlattices. J Cryst Growth. 1996;159(1-4):1052-6.

409. Meyer R, Dahl M, Schaack G, Waag A, Boehler R. Magneto-optical study of the exchange interaction in (cd,mn)te under high hydrostatic pressure. J Cryst Growth. 1996;159(1-4):997-1000.

410. Hellmann R, Euteneuer A, Göbel EO, Mackh G, Yakovlev DR, Waag A, Landwehr G. Dynamics of exciton magnetic polarons in Cd1 - XMnxTe/Cd1 - X - YMnxMgyTe quantum wells. J Cryst Growth. 1996;159(1-4):976-9.

411. Dahl M, Mergler A, Sawicki M, Litz T, Waag A, Gerhard T, Karczewski G, Wojtowicz T, Kossut J. Optically detected spin-glass transition in superlattices and quantum wells of diluted magnetic semiconductors. J Cryst Growth. 1996;159(1-4):1009-13.

412. Worschech L, Ossau W, Fischer F, Waag A, Landwehr G. Characterization of self-compensating defect complexes in MBE grown CdTe by magnetoluminescence spectroscopy. J Cryst Growth. 1996;159(1-4):397-401.

413. Ossau W, Kuhn-Heinrich B, Waag A, Landwehr G. Enhanced paramagnetism in ultrathin Cd1-xMnxTe layers. J Cryst Growth. 1996;159(1-4):1046-51.

414. Oehling S, Ehinger M, Spahn W, Waag A, Becker CR, Landwehr G. Mechanisms of molecular beam epitaxial growth of (001) HgTe. J Appl Phys. 1996;79(2):748-51.

415. Yakovlev DR, Ossau W, Waag A, Landwehr G, Ivchenko EL. Double 2s-1s resonance in LO-phonon-assisted secondary emission of quantum-well structures. Physical Review B. 1995;52(8):5773-6.

416. Godlewski M, Bergman JP, Monemar B, Koziarska B, Suchocki A, Karczewski G, Wojtowicz T, Kossut J, Waag A, Hommel D. Defect related recombination processes in II-VI quantum wells. Mater Sci Forum. 1995;196-201(pt 1):455-60.

417. Yakovlev DR, MacKh G, Kuhn-Heinrich B, Ossau W, Waag A, Landwehr G, Hellmann R, Göbel EO. Exciton magnetic polarons in short-period CdTe/Cd1-xMnxTe superlattices. Physical Review B. 1995;52(16):12033-8.

418. Kochereshko VP, Merkulov IA, Pozina GR, Uraltsev IN, Yakovlev DR, Ossau W, Waag A, Landwehr G. Photoinduced inversion of magnetic hysteresis in semimagnetic superlattices. Solid State Commun. 1995;96(12):935-41.

419. Stühler J, Schaack G, Dahl M, Waag A, Landwehr G, Kavokin KV, Merkulov IA. Erratum: Multiple Mn2+-spin-flip raman scattering at high fields via magnetic polaron states in semimagnetic quantum wells (physical review letters (1995) 74, 24, (4966)). Phys Rev Lett. 1995;74(24):4966.

420. Hellmann R, Euteneuer A, Hense SG, Feldmann J, Thomas P, Göbel EO, Yakovlev DR, Waag A, Landwehr G. Low-temperature anti-stokes luminescence mediated by disorder in semiconductor quantum-well structures. Physical Review B. 1995;51(24):18053-6.

421. Behr T, Litz T, Waag A, Landwehr G. Growth model for the molecular beam epitaxial growth of CdTe using reflection high energy electron diffraction oscillation measurements. J Cryst Growth. 1995;156(3):206-11.

422. Kulakovskii VD, Tyazhlov MG, Gubarev SI, Yakovlev DR, Waag A, Landwehr G. Magnetic-field-induced dissociation of bound excitons in semi-magnetic semiconductor quantum wells. Il Nuovo Cimento D. 1995;17(11-12):1549-53.

423. Kulakovskii VD, Tyazhlov MG, Dite AF, Forchel A, Yakovlev DR, Waag A, Landwehr G. Interparticle interaction in spin-aligned and spin-degenerate exciton systems in II-VI quantum wells. Il Nuovo Cimento D. 1995;17(11-12):1543-7.

424. Yakovlev DR, Ivchenko EL, Ossau W, Waag A, Landwehr G. Double 2 s-1 s resonance in LO-phonon-assisted secondary emission of excitions in CdTe/(cd, mn) te MQW structures. Il Nuovo Cimento D. 1995;17(11-12):1787-90.

425. Meyer R, Dahl M, Schaack G, Waag A, Boehler R. Low-temperature magneto-optical studies of a CdTe/Cd1-xMnxTe quantum-well structure at high hydrostatic pressures. Solid State Commun. 1995;96(5):271-8.

426. Scholl S, Gerschütz J, Fischer F, Waag A, Schüll K, Schäfer H, Landwehr G. Quantum hall effect in CdTe Cd1-xMgxTe heterostructures. Solid State Commun. 1995;94(11):935-8.

427. Illing M, Bacher G, Forchel A, Litz T, Waag A, Landwehr G. Photoluminescence efficiency study of wet chemically etched CdTe/Cd1-xMgxTe wires. Appl Phys Lett. 1995;66(14):1815-7.

428. Stühler J, Schaack G, Dahl M, Waag A, Landwehr G, Kavokin KV, Merkulov IA. Multiple Mn2+-spin-flip raman scattering at high fields via magnetic polaron states in semimagnetic quantum wells. Phys Rev Lett. 1995;74(13):2567-70.

429. Waag A, Fischer F, Oehling S, Lugauer H-, Heinke H, Litz T, Schmitt M, Landwehr G. Molecular beam epitaxy and doping of (CdMgMn)te structures. Mater Sci Forum. 1995;182-184:383-8.

430. Cundiff ST, Hellmann RH, Koch M, Yakovlev DR, Waag A, Goebel EO, Landwehr G. Subpicosecond optical dephasing in diluted magnetic semiconductors. Mater Sci Forum. 1995;182-184:735-8.

431. Hamdani F, Ruf T, Waag A, Litz T, Landwehr G. Carrier-ion and ion-ion exchange interactions in Cd1-xMnxTe/Cd1-yMgyTe heterostructures. Mater Sci Forum. 1995;182-184:751-4.

432. Bacher G, Toennies D, Eisert D, Forchel A, Waag A, Litz T, Landwehr G. Lateral bandgap modulation in CdTe/CdMgTe heterostructures by selective ion-implantation. Mater Sci Forum. 1995;182-184:187-90.

433. Yakovlev DR, Mackh G, Ossau W, Waag A, Landwehr G. Effect of exciton localization on magnetic polaron formation in mn-based heterostructures and epilayers. Mater Sci Forum. 1995;182-184:537-42.

434. Meyer R, Schaack G, Waag A. Resonant spin-flip raman scattering on donor-bound electrons in Cd1-xMnxTe/Cd1-yMgyTe quantum well structures. Mater Sci Forum. 1995;182-184:463-6.

435. Heinke H, Fischer F, Waag A, Litz T, Korn M, Landwehr G. Strain relaxation in (CdMg)te layers grown by molecular beam epitaxy. Mater Sci Forum. 1995;182-184:255-8.

436. Stuehler J, Schaak G, Dahl M, Waag A, Landwehr G, Kavokin KV, Merkulov IA. Investigation of the Mn2+ -Mn2+ interaction in semimagnetic quantum wells by means of raman spectroscopy. Mater Sci Forum. 1995;182-184:783-6.

437. Kochereshko VP, Pozina GR, Ivchenko EL, Yakovlev DR, Ossau W, Waag A, Landwehr G. Polariton effects in CdTe/(cd,mn)te heterostructures. Mater Sci Forum. 1995;182-184:227-30.

438. Stuehler J, Schaack G, Dahl M, Waag A, Landwehr G, Kavokin KV, Merkulov IA. Resonant multiple Mn2+ spin-flip raman scattering by virtual magnetic polarons in semimagnetic quantum wells. Mater Sci Forum. 1995;182-184:561-4.

439. Mackh G, Ossau W, Yakovlev DR, Hellmann R, Goebel EO, Waag A, Landwehr G. Exciton magnetic polarons in semimagnetic quantum wells with nonmagnetic barriers. Mater Sci Forum. 1995;182-184:775-8.

440. Goebel EO, Hellmann R, Mackh G, Yakovlev DR, Ossau W, Waag A, Landwehr G. Picosecond dynamics of magnetic polarons in semimagnetic quantum well structures. Mater Sci Forum. 1995;182-184:519-24.

441. Hellmann R, Cundiff ST, Kuhn-Heinrich B, Koch M, Yakovlev DR, Feldmann J, Waag A, Goebel EO, Landwehr G. Dephasing of localized and delocalized excitons in disordered CdTe/(cd,mg)te multiple quantum wells. Mater Sci Forum. 1995;182-184:199-202.

442. Kuhn-Heinrich B, Ossau W, Litz T, Waag A, Landwehr G. Determination of the band offset in semimagnetic CdTe/Cd 1-xMnxTe quantum wells: A comparison of two methods. J Appl Phys. 1994;75(12):8046-52.

443. Godlewski M, Harris CI, Bergman JP, Monemar B, Waag A. Low temperature mobility limiting defects in CdTe/CdMnTe multi-quantum-well structures. Appl Phys Lett. 1994;65(17):2168-70.

444. Mackh G, Ossau W, Yakovlev DR, Waag A, Landwehr G, Hellmann R, Göbel EO. Localized exciton magnetic polarons in Cd1-xMnxTe. Physical Review B. 1994;49(15):10248-58.

445. Hellmann R, Cundiff ST, Koch M, Feldmann J, Göbel EO, Kuhn-Heinrich B, Yakovlev DR, Waag A, Landwehr G. Exciton dynamics in disordered quantum wells: Localized and delocalized regimes. Physical Review B. 1994;50(19):14651-4.

446. Kochereshko VP, Pozina GR, Ivchenko EL, Yakovlev DR, Waag A, Ossau W, Landwehr G, Hellmann R, Gobel EO. Giant exciton resonance reflectance in bragg MQW structures. Superlattices and Microstructures. 1994;15(4):471-3.

447. Ossau W, Zehnder U, Kuhn-Heinrich B, Waag A, Litz T, Landwehr G, Hellmann R, Goebel EO. Cd1-xMgxTe: A new promising barrier material to CdTe based heterostructures. Superlattices and Microstructures. 1994;16(1):5-10.

448. Gerthsen D, Meertens D, Heinke H, Waag A, Litz T, Landwehr G. Structural properties of CdMgTe/CdTe superlattices. J Appl Phys. 1994;75(11):7323-9.

449. Tönnies D, Bacher G, Forchel A, Waag A, Landwehr G. Photoluminescence study of strong interdiffusion in CdTe/CdMnTe quantum wells induced by rapid thermal annealing. Appl Phys Lett. 1994;64(6):766-8.

450. Tönnies D, Bacher G, Eisert D, Forchel A, Waag A, Litz T, Landwehr G. Ion-implantation induced interdiffusion in CdTe/CdMgTe quantum wells. Appl Phys Lett. 1994;65(25):3194-6.

451. Waag A, Fischer F, Gerschütz J, Scholl S, Landwehr G. N-type doping of the wide gap ternary alloy (CdMg)te during molecular beam epitaxy. J Appl Phys. 1994;75(3):1368-71.

452. Ossau W, Kuhn-Heinrich B, Waag A, Litz T, Landwehr G. Valence band offset in semimagnetic CdTe/(CdMn)te quantum wells. Superlattices and Microstructures. 1994;15(4):503-7.

453. Stühler J, Hirsch M, Schaack G, Waag A. Raman spectroscopy of the paramagnetic spin flip in Cd1-xMnxTe, the role of band-gap excitons as intermediate states, and optically detected electron-nuclear double resonance. Physical Review B. 1994;49(11):7345-56.

454. Mackh G, Hilpert M, Yakovlev DR, Ossau W, Heinke H, Litz T, Fischer F, Waag A, Landwehr G, Hellmann R, Göbel EO. Exciton magnetic polarons in the semimagnetic alloys Cd1-x-yMnxMgyTe. Physical Review B. 1994;50(19):14069-76.

455. Scholl S, Gerschütz J, Schäfer H, Fischer F, Waag A, Landwehr G. Persistent photoconductivity in CdTe-based II-VI-semiconductors. Solid State Commun. 1994;91(6):491-5.

456. Kuhn-Heinrich B, Ossau W, Bangert E, Waag A, Landwehr G. Zeeman pattern of semimagnetic (CdMn)te/(CdMg)te quantum wells in inplane magnetic fields. Solid State Commun. 1994;91(6):413-8.

457. Fischer F, Waag A, Bilger G, Litz T, Scholl S, Schmitt M, Landwehr G. Molecular beam epitaxy of iodine-doped CdTe and (CdMg) te. J Cryst Growth. 1994;141(1-2):93-7.

458. Lugauer H-, Fischer F, Litz T, Waag A, Hommel D, Landwehr G. Composition and temperature dependence of the refractive index in Cd1-xMgxTe epitaxial films. Semiconductor Science and Technology. 1994;9(8):1567-9.

459. Waag A, Bacher G, Jakobs A, Forchel A, Landwehr G. Stimulated emission from a (CdMg)te separate confinement quantum well laser. J Appl Phys. 1994;75(10 pt 1):5456-8.

460. Bacher G, Daiminger F, Forchel A, Waag A, Litz T, Landwehr G. Many body effects in transient luminescence spectra of a homogeneous electron-hole plasma in CdTe/CdMnTe quantum wells. J Cryst Growth. 1994;138(1-4):856-60.

461. Hellmann R, Koch M, Feldmann J, Cundiff ST, Göbel EO, Yakovlev DR, Waag A, Landwehr G. Dephasing of excitons in a CdTe/Cd0.86Mn0.14Te multiple quantum well. J Cryst Growth. 1994;138(1-4):791-5.

462. Waag A, Fischer F, Litz T, Kuhn-Heinrich B, Zehnder U, Ossau W, Spahn W, Heinke H, Landwehr G. Wide gap Cd1-xMgxTe: Molecular beam epitaxial growth and characterization. J Cryst Growth. 1994;138(1-4):155-60.

463. Buda B, Dahl M, von Truchsess N, Waag A. Polar magneto-optic kerr effect in (cd,mn)Te/CdTe superlattices. J Cryst Growth. 1994;138(1-4):652-5.

464. Waag A, Litz T, Fischer F, Heinke H, Scholl S, Hommel D, Landwehr G, Bilger G. Halogen doping of II-VI semiconductors during molecular beam epitaxy. J Cryst Growth. 1994;138(1-4):437-42.

465. Tönnies D, Bacher G, Forchel A, Waag A, Litz T, Hommel D, Becker C, Landwehr G, Heuken M, Scholl M. Optical study of interdiffusion in CdTe and ZnSe based quantum wells. J Cryst Growth. 1994;138(1-4):362-6.

466. Ruppert P, Hommel D, Behr T, Heinke H, Waag A, Landwehr G. Molecular beam epitaxial growth mechanism of ZnSe epilayers on (100) GaAs as determined by reflection high-energy electron diffraction, transmission electron microscopy and X-ray diffraction. J Cryst Growth. 1994;138(1-4):48-54.

467. Illing M, Bacher G, Forchel A, Waag A, Litz T, Landwehr G. Fabrication and optical characterization of wet chemically etched CdTe/CdMgTe wires. J Cryst Growth. 1994;138(1-4):638-42.

468. Kochereskho VP, Merkulov IA, Pozina GR, Uraltsev IN, Yakovlev DR, Ossau W, Waag A, Landwehr G. Light induced inversion of magnetic hysteresis in CdTe/(cd,mn)te superlattices. Solid State Electronics. 1994;37(4-6):1081-5.

469. Bacher G, Forchel A, Waag A, Landwehr G. Room temperature stimulated emission from a CdTe/CdMgTe superlattice laser structure in the red spectral angle. IEEE Photonics Technology Letters. 1994;6(2):125-7.

470. Tonnies D, Bacher G, Forchel A, Waag A, Litz T, Landwehr G. Optical study of intermixing in CdTe/CdMgTe quantum wells. Jpn J Appl Phys Part 2 Letter. 1994;33(2 B):L 247,L 249.

471. Heinke H, Waag A, Möller MO, Regnet MM, Landwehr G. Unusual strain in homoepitaxial CdTe(001) layers grown by molecular beam epitaxy. J Cryst Growth. 1994;135(1-2):53-60.

472. Hellmann R, Koch M, Feldmann J, Cundiff ST, Göbel EO, Yakovlev DR, Waag A, Landwehr G. Homogeneous linewidth of excitons in semimagnetic CdTe/Cd1-xMnxTe multiple quantum wells. Physical Review B. 1993;48(4):2847-50.

473. Scholl S, Schäfer H, Waag A, Hommel D, Von Schierstedt K, Kuhn-Heinrich B, Landwehr G. Two-dimensional shubnikov-de haas oscillations in modulation-doped CdTe/CdMnTe quantum-well structures. Appl Phys Lett. 1993;62(23):3010-2.

474. Wu YS, Becker CR, Waag A, Schmiedl R, Einfeldt S, Landwehr G. Oxygen on the (100) CdTe surface. J Appl Phys. 1993;73(11):7385-8.

475. Hirsch M, Meyer R, Waag A. Excitons as intermediate states in spin-flip raman scattering of electrons bound to donors in Cd1-xMnxTe epilayers. Physical Review B. 1993;48(8):5217-24.

476. Wu YS, Becker CR, Waag A, Von Schierstedt K, Bicknell-Tassius RN, Landwehr G. Surface sublimation of zinc blende CdTe. Appl Phys Lett. 1993;62(13):1510-2.

477. Kuhn-Heinrich B, Ossau W, Heinke H, Fischer F, Litz T, Waag A, Landwehr G. Optical investigation of confinement and strain effects in CdTe/(CdMg)te quantum wells. Appl Phys Lett. 1993;63(21):2932-4.

478. Tönnies D, Bacher G, Forchel A, Waag A, Landwehr G. Optical investigation of interdiffusion in CdTe/CdMnTe quantum wells. Materials Science and Engineering B. 1993;21(2-3):274-6.

479. Koch M, Hellmann R, Cundiff ST, Feldmann J, Göbel EO, Yakovlev DR, Waag A, Landwehr G. Excitonic quantum beats in CdTe Cd1-xMnxTe quantum wells. Solid State Commun. 1993;88(7):515-9.

480. Mackh G, Ossau W, Yakovlev DR, Waag A, Litz T, Landwehr G. Exciton magnetic polarons in semimagnetic quantum wells with nonmagnetic and semimagnetic barriers. Solid State Commun. 1993;88(3):221-5.

481. Hellmann R, Pohlmann A, Goebel EO, Yakovlev DR, Waag A, Bicknell-Tassius RN, Landwehr G. Time resolved photoluminescence studies of perpendicular transport in CdTe/Cd1-xMnxTe short-period superlattices. J Appl Phys. 1993;74(8):5272-4.

482. Waag A, Heinke H, Scholl S, Becker CR, Landwehr G. Growth of MgTe and Cd1-xMgxTe thin films by molecular beam epitaxy. J Cryst Growth. 1993;131(3-4):607-11.

483. Kuhn-Heinrich B, Popp M, Ossau W, Bangert E, Waag A, Landwehr G. Magneto-optical study of heavy- and light-hole excitons in CdTe/(cd, mn)te single quantum wells. Semiconductor Science and Technology. 1993;8(7):1239-46.

484. Waag A, Scholl S, von Schierstedt K, Hommel D, Landwehr G, Bilger G. Bromine doping of CdTe and CdMnTe epitaxial layers grown by molecular beam epitaxy. J Cryst Growth. 1993;129(1-2):243-8.

485. Scholl S, Waag A, Hommel D, von Schierstedt K, Ossau W, Landwehr G. First evidence of shubnikov-de haas oscillations in CdTe. Physica B: Physics of Condensed Matter. 1993;184(1-4):226-8.

486. Hommel D, Scholl S, Kuhn TA, Ossau W, Waag A, Landwehr G, Bilger G. Efficient n-type doping of CdTe epitaxial layers grown by photo-assisted molecular beam epitaxy with the use of chlorine. Materials Science and Engineering B. 1993;16(1-3):178-81.

487. Waag A, Behr T, Litz T, Kuhn-Heinrich B, Hommel D, Landwehr G. RHEED studies of MBE growth mechanisms of CdTe and CdMnTe. Materials Science and Engineering B. 1993;16(1-3):103-7.

488. Kurtz E, Schmitt K, Hommel D, Waag A, Bicknell-Tassius RN, Landwehr G. Piezomodulated reflectivity on CdMnTe/CdTe quantum well structures as a new standard characterization method. Materials Science and Engineering B. 1993;16(1-3):92-5.

489. Wu YS, Becker CR, Waag A, Bicknell-Tassius RN, Landwehr G. Removal of oxygen and reduction of carbon contamination on (100) Cd0.96Zn0.04 substrates. Semiconductor Science and Technology. 1993;8(1 S):S293-5.

490. Ivchenko EL, Kavokin AV, Kochereshko VP, Posina GR, Uraltsev IN, Yakovlev DR, Bicknell-Tassius RN, Waag A, Landwehr G. Exciton oscillator strength in magnetic-field-induced spin superlattices CdTe/(cd,mn)te. Physical Review B. 1992;46(12):7713-22.

491. Polhmann A, Hellmann R, Göbel EO, Yakovlev DR, Ossau W, Waag A, Bicknell-Tassius RN, Landwehr G. Exciton lifetimes in CdTe/CdMnTe single quantum wells. Appl Phys Lett. 1992;61(24):2929-31.

492. Litz T, Behr T, Hommel D, Waag A, Landwehr G. Growth mechanisms of CdTe during molecular beam epitaxy. J Appl Phys. 1992;72(8):3492-6.

493. Wu YS, Becker CR, Waag A, Bicknell-Tassius RN, Landwehr G. Thermal effects on (100) CdZnTe substrates as studied by x-ray photoelectron spectroscopy and reflection high energy electron diffraction. Appl Phys Lett. 1992;60(15):1878-80.

494. Kavokin AV, Kochereshko VP, Posina GR, Uraltsev IN, Yakovlev DR, Landwehr G, Bicknell-Tassius RN, Waag A. Effect of the electron coulomb potential on hole confinement in II-VI quantum wells. Physical Review B. 1992;46(15):9788-91.

495. Hommel D, Waag A, Scholl S, Landwehr G. Chlorine: A new efficient n-type dopant in CdTe layers grown by molecular beam epitaxy. Appl Phys Lett. 1992;61(13):1546-8.

496. Ehinger M, Wenzel M, Waag A, Landwehr G. Scanning tunneling microscope investigation of CdTe substrate surfaces for molecular beam epitaxy. J Cryst Growth. 1992;123(1-2):42-6.

497. Yakovlev DR, Ossau W, Landwehr G, Bicknell-Tassius RN, Waag A, Schmeusser S, Uraltsev IN. Two dimensional exciton magnetic polaron in CdTe/Cd1-xMnxTe quantum well structures. Solid State Commun. 1992;82(1):29-32.

498. Yakovlev DR, Uraltsev IN, Ossau W, Landwehr G, Bicknell-Tassius RN, Waag A, Schmeusser S. Two-dimensional exciton magnetic polaron in semimagnetic quantum wells. Surf Sci. 1992;263(1-3):485-90.

499. Kuhn B, Ossau W, Waag A, Bicknell-Tassius RN, Landwehr G. Excited exciton states in CdTe/(CdMn)te quantum wells. J Cryst Growth. 1992;117(1-4):871-6.

500. Kuhn TA, Ossau W, Waag A, Bicknell-Tassius RN, Landwehr G. Evidence of a deep donor in CdTe. J Cryst Growth. 1992;117(1-4):660-5.

501. Uraltsev IN, Kochereshko VP, Kavokin AV, Pozina GR, Yakovlev DR, Landwehr G, Bicknell-Tassius RN, Waag A. Resonant reflectivity study of exciton oscillator strength in CdTe/(cd,mn)te quantum wells and superlattices. J Cryst Growth. 1992;117(1-4):877-80.

502. Waag A, Kuhn TA, Schmeusser S, Schmied B, Kraus MM, Kallis N, Ossau W, Bicknell-Tassius RN, Landwehr G. Photoassisted MBE growth of doped CdTe and CdMnTe thin films and their characterization. J Cryst Growth. 1992;117(1-4):820-5.

503. Yakovlev DR, Ossau W, Landwehr G, Bicknell-Tassius RN, Waag A, Schmeusser S, Uraltsev IN, Pohlmann A, Göbel EO. Dynamics of two-dimensional exciton magnetic polaron in CdTe/(cd,mn)te quantum wells. J Cryst Growth. 1992;117(1-4):854-8.

504. Kempf P, von Ortenberg M, Bicknell-Tassius R, Waag A. Far-infrared magnetospectroscopy on epitaxial zero-gap and wide-gap semiconductor layer systems. Int J Infrared Millim Waves. 1992;13(2):207-13.

505. Pozina GR, Kavokin AV, Kochereshko VP, Uraltsev IN, Yakovlev DR, Landwehr G, Bicknell-Tassius RN, Waag A. Oscillator strength study of the 2D-3D exciton transition in CdTe/(cd,mn)te quantum wells and superlattices. Solid State Commun. 1992;81(8):639-42.

506. Becker CR, Wu YS, Waag A, Kraus MM, Landwehr G. Orientation independence of the CdTe-HgTe valence band offset as determined by x-ray photoelectron spectroscopy. Semiconductor Science and Technology. 1991;6(12 C):C76-9.

507. Waag A, Schmeusser S, Bicknell-Tassius RN, Yakovlev DR, Ossau W, Landwehr G, Uraltsev IN. Molecular beam epitaxial growth of ultrathin CdTe-CdMnTe quantum wells and their characterization. Appl Phys Lett. 1991;59(23):2995-7.

508. Meyer R, Hirsch M, Schaack G, Waag A, Bicknell-Tassius R-. Resonant spin-flip raman-scattering of excitons and magnetic polarons in CdTe/Cd1-xMnxTe quantum-well-structures. Superlattices and Microstructures. 1991;9(2):165-8.

509. Wu YS, Becker CR, Waag A, Kraus MM, Bicknell-Tassius RN, Landwehr G. Correlation of the cd-to-te ratio on CdTe surfaces with the surface structure. Physical Review B. 1991;44(16):8904-11.

510. Hirsch M, Daddato T, Schaack G, Waag A, Bicknell-Tassius RN. Investigation of lattice vibrations by resonant-raman-scattering in CdTe/Cd1-xMnxTe quantum-well structures. Superlattices and Microstructures. 1991;9(2):169-72.

511. Wu YS, Becker CR, Waag A, Bicknell-Tassius RN, Landwehr G. The effects of laser illumination and high energy electrons on molecular-beam epitaxial growth of CdTe. J Appl Phys. 1991;69(1):268-72.

512. Bicknell-Tassius RN, Wu YS, Waag A, Ossau W, Yakovlev DR. Photo-assisted molecular beam epitaxy of CdTeCdMnTe heterostructures. Materials Science and Engineering B. 1991;9(1-3):179-83.

513. Landwehr G, Waag A, Hofmann K, Kallis N, Bicknell-Tassius RN. Recent progress in device oriented II-VI research at the university of Wurzburg. In: Proceedings of SPIE - The International Society for Optical Engineering; 19911991. p. 282-90.

514. Waag A, Wu YS, Bicknell-Tassius RN, Gonser-Buntrock C, Landwehr G. Investigation of molecular-beam epitaxially grown CdTe on GaAs by x-ray photoelectron spectroscopy. J Appl Phys. 1990;68(1):212-7.

515. Wu YS, Waag A, Bicknell-Tassius RN. High-mobility CdTe films grown by molecular beam epitaxy with excess cd. Appl Phys Lett. 1990;57(17):1754-6.

516. Yakovlev DR, Ossau W, Landwehr G, Bicknell-Tassius RN, Waag A, Uraltsev IN. First observation and experimental proof of free magnetic polaron formation in CdTe/(cd, mn)te quantum wells. Solid State Commun. 1990;76(3):325-9.

517. Bicknell-Tassius RN, Waag A, Wu YS, Kuhn TA, Ossau W. Photoassisted molecular beam epitaxy of wide gap II-VI heterostructures. J Cryst Growth. 1990;101(1-4):33-41.

518. Waag A, Wu YS, Bicknell-Tassius RN, Landwehr G. Investigation of CdTe surfaces by x-ray photoelectron spectroscopy. Appl Phys Lett. 1989;54(26):2662-4.

519. Waag A, Heuring W, Remenyl G, Landwehr G, Bangert E, Weimann G, Schlapp W. Density of states in a two-dimensional hole gas in high magnetic fields. Surf Sci. 1988;196(1-3):328-33.




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