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Prof. Dr. Mehtap Oezaslan

Scientific Contribution

ORCID ResearcherID Google Scholar

Dr. Frédéric Hasché

Scientific Contribution




[061] Highly Durable Pt-Based Core–Shell Catalysts with Metallic and Oxidized Co Species for Boosting the Oxygen Reduction Reaction

P. Weber, D. J. Weber, C. Dosche, M Oezaslan*
ACS Catalysis, 12 (2022), p. 6394-6408

Online Version

[060] How to Minimise Hydrogen Evolution on Carbon Based Materials?

R. P. Oates, J. Murawski, C. Hor, X. Shen, D. J. Weber, M Oezaslan, M. S.P. Shaffer, I. E.L Stephens*
Journal of The Electrochemical Society, 169 (2022) 054516

This paper is part of the JES/JSS Joint Focus Issue In Honor of John Goodenough: A Centenarian Milestone

Online Versionopen access

[059] Nanoporous Copper Ribbons Prepared by Chemical Dealloying of a Melt-Spun ZnCu Alloy

S. Ibrahim, A. Dworzak, D. Crespo, F. U. Renner, C. Dosche, M. Oezaslan*
The Journal of Physical Chemistry C, 126 (2022), p. 212-226

Online Version


[058] Insights from Operando and Identical Location (IL) Techniques on the Activation of Electrocatalysts for the Conversion of CO2: A Mini-Review

A. Dutta*, K. Kiran, M. Rahaman, I. Z. Montiel, P. Moreno-García, S. Vesztergom, J. Drnec, M. Oezaslan, P. Broekmann*
Chimia International Journal for Chemistry, 75 (2021), p. 733-743

Online Versionopen access, Mini-Review

[057] Tuning the Pt-Co nanoparticle motifs for enhancing the HOR performance in alkaline media

D. J. Weber, C. Dosche, M. Oezaslan*
Journal of Materials Chemistry A, 9 (2021), p. 15415-15431

Online Versionopen access

[056] The Oxygen Reduction Reaction on Pt: Why Particle Size and Interparticle Distance Matter

M. Inaba, A. Zana, J. Quinson, F. Bizzotto, C. Dosche, A. Dworzak, M. Oezaslan, S. B. Simonsen, L. T. Kuhn, M. Arenz*
ACS Catalysis, 11 (2021), p. 7144–7153

Online Version

[055] Quantitative 3D Characterization of Nanoporous Gold Nanoparticles by Transmission Electron Microscopy

C. Mahr*, A. Dworzak, M. Schowalter, M. Oezaslan, A. Rosenauer
Microscopy and Microanalysis, 27 (2021), p. 678–686

Online Version open access

[054] Insights from In Situ Studies on the Early Stages of Platinum Nanoparticle Formation

J. K. Mathiesen, J. Quinson*, A. Dworzak, T. Vosch, M. Juelsholt, E. T. S. Kjær, J. Schröder, J. J. K. Kirkensgaard, M. Oezaslan, M. Arenz*, K. M. Ø. Jensen*
The Journal of Physical Chemistry Letters, 12 (2021), p. 3224–3231

Online Version

[053] A Unified Research Data Infrastructure for Catalysis Research ‐ Challenges and Concepts

C. Wulf, M. Beller, T. Boenisch, O. Deutschmann, S. Hanf, N. Kockmann, R. Kraehnert, M. Oezaslan, S. Palkovits, S. Schimmler, S. A. Schunk, K. Wagemann, D. Linke*
ChemCatChem, 13 (2021), p. 3223-3236

Online Versionopen access, Concepts

[052] Surfactant-free synthesis of size controlled platinum nanoparticles: Insights from in situ studies

J. Quinson*, A. Dworzak, S. B. Simonsen, L. T. Kuhn, K. M. Ø. Jensen, A. Zana, M. Oezaslan, J. J. K. Kirkensgaard*, M. Arenz*
Applied Surface Science, 549 (2021), 149263.

Online Version open access


[051] The Dissolution Dilemma for Low Pt Loading Polymer Electrolyte Membrane Fuel Cell Catalysts

D. J. S. Sandbeck*, N. Mørch Secher, M. Inaba, J. Quinson, J. Ejler Sørensen, J. Kibsgaard, A. Zana, F. Bizzotto, F. D. Speck, M. T. Y. Paul, A. Dworzak, C. Dosche, M. Oezaslan, I. Chorkendorff, M. Arenz*, S. Cherevko*
Journal of The Electrochemical Society, 167 (2020), 164501.

Online Version open access

[050] Towards a Harmonized Accelerated Stress Test Protocol for Fuel Starvation Induced Cell Reversal Events in PEM Fuel Cells: The Effect of Pulse Duration

R. Marić, C. Gebauer, M. Nesselberger, F. Hasché*, P. Strasser*
Journal of The Electrochemical Society, 167 (2020), 124520.

Online Version open access

[049] Self-supported Pt–CoO networks combining high specific activity with high surface area for oxygen reduction

G. W. Sievers*, A. W. Jensen, J. Quinson, A. Zana, F. Bizzotto, M. Oezaslan, A. Dworzak, J. J. K. Kirkensgaard, T. E. L. Smitshuysen, S. Kadkhodazadeh, M. Juelsholt, K. M. Ø. Jensen, K. Anklam, H. Wan, J. Schäfer, K. Čépe, M. Escudero-Escribano, J. Rossmeisl, A. Quade, V. Brüser, M. Arenz*
Nature Materials, 20 (2021), p. 208-213.

Online Version

[048] Solvent‐Dependent Growth and Stabilization Mechanisms of Surfactant‐Free Colloidal Pt Nanoparticles

J. Quinson*, S. Neumann, L. Kacenauskaite, J. Bucher, J. J. K. Kirkensgaard, S. B. Simonsen, L. Theil Kuhn, A. Zana, T. Vosch, M. Oezaslan, S. Kunz, M. Arenz*
Chemistry - A European Journal, 26 (2020), p. 9012-9023.

Online VersionHot Paper

[047] CO2 Electrolysis - Complementary operando XRD, XAS and Raman Spectroscopy Study on the Stability of CuxO Foam Catalysts

A. Dutta*, M. Rahaman, B. Hecker, J. Drnec, K. Kiran, I. Zelocualtecatl Montiel, D. J. Weber, A. Zanetti, A. Cedeño López, I. Martens, P. Broekmann*, M. Oezaslan*
Journal of Catalysis, 389 (2020), p. 592-603.

Online Version

[046] Dual Metastability in Electroless Plating: Complex Inertness Enabling the Deposition of Composition‐Tunable Platinum Copper Alloy Nanostructures

T. Stohr, J. Brötz, M. Oezaslan, F. Muench*
Chemistry - A European Journal, 26 (2020) 14, p. 3030-3033.

Online Versionopen access

[045] Fundamental Aspects of Contamination during the Hydrogen Evolution/Oxidation Reaction in Alkaline Media

D. J. Weber, C. Dosche, M. Ozaslan*
Journal of The Electrochemical Society, 167 (2020), 024506.

Online Versionopen access


[044] Effects of Capping Agents on the Oxygen Reduction Reaction Activity and Shape Stability of Pt Nanocubes

I. A. Safo, C. Dosche, M. Ozaslan*
ChemPhysChem, 20 (2019) 19, p. 3010-3023.

Online Versionopen access

[043] Ir nanoparticles with ultrahigh dispersion as oxygen evolution reaction (OER) catalysts: synthesis and activity benchmarking

F. Bizzotto, J. Quinson, A. Zana, J.J.K. Kirkensgaard, A. Dworzak, M. Oezaslan, M. Arenz*
Catalysis Science & Technology 9 (2019) 22, p. 6345-6356.

Online Version

[042] Contamination of Metal Impurities during Hydrogen Evolution/Oxidation Reaction

D. J. Weber, C. Dosche, M Oezaslan*
ECS Transactions 92 (2019) 8, p. 703-714.

Online Version

[041] In Situ Mechanical Analysis of the Nanoscopic Solid Electrolyte Interphase on Anodes of Li‐Ion Batteries

B. Moeremans, H.W. Cheng, C. Merola, Q. Hu, M. Oezaslan, M. Safari, M. K. Van Bael, A. Hardy, M. Valtiner*, F. U. Renner*
Advanced Science, 6 (2019) 16, p. 1900190.

Online Versionopen access

[040] The role of Polyvinylpyrrolidone (PVP) as Capping and Structure-Directing Agent in the Formation of Pt Nanocubes

I.A. Safo, M. Werheid, C. Dosche, M. Oezaslan*
Nanoscale Advances, 1 (2019) p. 3095-3106.

Online Version open access

[039] Electrochemistry of CdSe quantum dots studied by single molecule spectroscopy

A. Alshalfouh, M. Oezaslan, C. Dosche*, G. Wittstock*
ChemElectroChem, 6 (2019) 6, p. 1884-1893.

Online Version 

[038] The Co4Cat process: fundamental and practical insights into the surfactant-free preparation of water-dispersible colloidal platinum nanoparticles

J. Quinson*, L. Kacenauskaite, S. B. Simonsen, L. T. Kuhn, M. Oezaslan, S. Kunz, M. Arenz*
ChemSusChem, 12 (2019) 6, p.1229-1239.

Online Version

[037] Effect of Monovalent Cations on the HOR/HER Activity for Pt in Alkaline Environment

D. J. Weber, M. Janssen, M. Oezaslan*
Journal of The Electrochemical Society, 166 (2019) 2, p. F66-F73.

Online Version open access

[036] Halide-induced Leaching of Pt Nanoparticles – Manipulation of Particle Size by Controlled Ostwald Ripening

S. Neumann, J. Schröder, F. Bizzotto, M. Arenz, A. Dworzak, M. Oezaslan, M. Bäumer, S. Kunz*
ChemNanoMat, 5 (2019) p. 462-471.

Online Version 


[035] Nucleation-Controlled Solution Deposition of Silver Nanoplate Architectures for Facile Derivatization and Catalytic Applications

F. Muench,* R. Popovitz-Biro, T. Bendikov, Y. Feldman, B. Hecker, M. Oezaslan, I.Rubinstein,  A. Vaskevich*
Advanced Materials, 30 (2018) 51, p. 1805179.

Online Version 

[034] Dealloying: Ligament evolution in nanoporous Cu films

B. Hecker, C. Dosche, M. Oezaslan*
Journal of Physical Chemistry C, 122 (2018) 46, p. 26378-26384.

Online Version

[033] Fundamental Insights in Degradation Mechanisms of Pt/C Nanoparticles for the ORR

P. Weber, M. Werheid, M. Janssen, M. Oezaslan*
ECS Transaction, 86 (2018) 13, p. 433-445.

Online Version

[032] Investigating Particle Size Effects in Catalysis by Applying a Size-Controlled and Surfactant-Free Synthesis of Colloidal Nanoparticles in Alkaline Ethylene Glycol: Case Study of the Oxygen Reduction Reaction on Pt

J. Quinson, M. Inaba, A. A. Swane, S. B. Simonsen, L. T. Kuhn, J. J. K. Kirkensgaard, K. M. Jensen, M. Oezaslan, S. Kunz*, M. Arenz*
ACS Catalysis, 8 (2018) p. 6627-6635.

Online Version 

[031] TEM, FTIR and electrochemistry study: Desorption of PVP from Pt Nanocubes

I.A. Safo, C. Dosche, M. Oezaslan*
Zeitschrift für Physikalische Chemie, 2018.

Online Version 


[030] Preparation and Characterization of Nanoporous Copper Films by Chemical Dealloying

B. Hecker, C. Dosche, J. Knake, and M. Oezaslan*
ECS Transactions, 80 (2017) 10, p. 541-550.

Online Version 

[029] Surface characterization of oxidized biochar fibers derived from Luffa Cylindrica and lanthanide binding

I. Liatsou, I. Pashalidis*, M. Oezaslan, C. Dosche
Journal of Environmental Chemical Engineering, 5 (2017) 4, p.4069-4074.

Online Version 

[028] Electrochemical Cleaning of Polyvinylpyrrolidone-capped Pt Nanocubes for the Oxygen Reduction Reaction

I. A. Safo and M. Oezaslan*
Electrochimica Acta, 241 (2017) p. 544-552.

Online Version 

[027] Nanoparticles in a Box: A Concept to Isolate, Store and Re-use Colloidal Surfactant-Free Precious Metal Nanoparticles 

S. Neumann, S. Grotheer, J. Tielke, I. Schrader, J. Quinson, A. Zana, M. Oezaslan, M. Arenz, S. Kunz*
Journal of Materials Chemistry A, 5 (2017) p. 6140-6145.

Online Version 

[026] Structural Analysis and Electrochemical Properties of Bimetallic Pd-Pt Aerogels prepared by a two-step Gelation Process

M. Oezaslan*, A.-K. Herrmann, M. Werheid, A. I. Frenkel, M. Nachtegaal, C. Dosche, C. Laugier Bonnaud, H. C. Yilmaz, L. Kühn, E. Rhiel, N. Gaponik, A. Eychmüller, T. J. Schmidt*
ChemCatChem, 9 (2017) 5, p. 798–808.

Online Version 


[025] Homogeneity and elemental distribution in self-assembled bimetallic Pd-Pt aerogels prepared by a spontaneous one-step gelation process

M. Oezaslan*, W. Liu, M. Nachtegaal, A. I. Frenkel, B. Rutkowski, M. Werheid, A. K. Herrmann, C. Laugier-Bonnaud, H. C. Yilmaz, N. Gaponik, A. Czyrska-Filemonowicz, A. Eychmuller, T. J. Schmidt*
Physical Chemistry Chemical Physics, 18 (2016) p. 20640-20650.

Online Version open access

[024] Alloying Behavior of Self-Assembled Noble Metal

L. Kühn, A.-K. Herrmann, B. Rutkowski, M. Oezaslan, M. Nachtegaal, M. Klose, L. Giebeler, N. Gaponik, J. Eckert, T. J. Schmidt, A. Czyrska-Filemonowicz, A. Eychmüller*
Chemistry – A European Journal, 22 (2016) 38, p. 13446-13450.

Online Version 

[023] Electrocatalytic hydrogen peroxide formation on mesoporous non metal nitrogen doped carbon catalyst

F. Hasche*, M. Oezaslan, P. Strasser, T.-P. Fellinger
Journal of Energy Chemistry, 25 (2016) 2, p. 251-257.

Online Version 


[022] Electroless plating of ultrathin palladium films: self-initiated deposition and application in microreactor fabrication

F. Muench*, M. Oezaslan, I. Svoboda, W. Ensinger
Materials Research Express (2015) 2, p. 105010.

Online Version 

[021] High-resolution and large-area nanoparticle arrays using EUV interference lithography

W. Karim, S. A. Tschupp, M. Oezaslan, T. J. Schmidt, J. Gobrecht, J. A. van Bokhoven*, Y. Ekinci*
Nanoscale, 7 (2015) 16, p. 7386-7393.

Online Version 

[020] Noble Metal Aerogels - Synthesis, Characterization, and Application as Electrocatalysts

W. Liu, A.-K. Herrmann, N. Bigall, P. Rodriguez, D. Wen, M. Oezaslan, T.-J. Schmidt,N. Gaponik, A. Eychmueller*
Accounts of Chemical Research, 48 (2015) 2, p. 154–162.

Online Version


[019] Pt-based Core-Shell Catalyst Architectures for Oxygen Fuel Cell Electrodes

M. Oezaslan*, F. Hasché, P. Strasser*
Journal of the Physical Chemistry Letters, 4 (2013) 19, p. 3273-3291.

Online Version

[018] Controlling Catalytic Selectivities during CO2 Electroreduction on Thin Cu Metal Overlayers

R. Reske, M. Duca, M. Oezaslan, K. Schouten, M. T. M. Koper, P. Strasser*
Journal of the Physical Chemistry Letters, 4 (2013) 15, p. 2410-2413.

Online Version

[017] Electroless Synthesis of Nanostructured Nickel and Nickel-Boron Microtubes as Highly Active Unsupported Ethanol Electrooxidation Catalysts

F. Muench*, M. Oezaslan, M. Rauber, S. Kaserer, A. Fuchs, E. Mankel, J. Brötz, P. Strasser, C. Roth, W. Ensinger
Journal of Power Sources, 222 (2013) p. 243-252.

Online Version 


[016] Formation and Impact of Core-Shell Fine Structures in Pt bimetallic Nanoparticle Fuel Cell Electrocatalysts

M. Heggen*, M. Oezaslan, L. Houben, P. Strasser
Journal of Physical Chemistry C, 116 (2012) 36, p. 19073-19083.

Online Version 

[015] Electrocatalytic Oxygen Evolution Reaction (OER) on Ru, Ir and Pt Catalysts – A Comparative Study of Nanoparticles and Bulk Materials

T. Reier*, M. Oezaslan, P. Strasser
ACS Catalysis, 2 (2012) 8, p. 1765-1772.

Online Version 

[014] Size-Dependent Morphology of dealloyed bimetallic Catalysts:
Linking the Nano to the Macro Scale

M. Oezaslan*, M. Heggen, P. Strasser
Journal of The American Chemical Society, 134 (2012) 1, p. 514-524.

Online Version 

[013] Oxygen Electroreduction on PtCo3, PtCo and Pt3Co Alloy Nanoparticles for Alkaline and Acidic PEM Fuel Cells

M. Oezaslan*, F. Hasché, P. Strasser
Journal of The Electrochemical Society, 159 (2012) 4, p. B394-B405.

Online Version

[012] PtCu3, PtCu and Pt3Cu Alloy Nanoparticle Electrocatalysts
for Oxygen Reduction Reaction in Alkaline and Acidic Media

M. Oezaslan*, F. Hasché, P. Strasser
Journal of The Electrochemical Society, 159 (2012) 4, p. B444-B454.

Online Version 

[011] Mesoporous Nitrogen Doped Carbon Supported Platinum PEM Fuel Cell Electrocatalyst Made From Ionic Liquids

F. Hasché*, T.-P. Fellinger, M. Oezaslan, J. P. Paraknowitsch, M. Antonietti, P. Strasser
ChemCatChem, 4 (2012) 4, p. 479-483.

Online Version 

[010] In Situ Observation of Thermal Induced Growth of Platinum Nanoparticle Catalyst Using High Temperature X-Ray Diffraction

F. Hasché*, M. Oezaslan, P. Strasser
ChemPhysChem, 13 (2012) 3, p. 828-834.

Online Version 

[009] Activity, Structure and Degradation of Dealloyed PtNi3 Nanoparticle Electrocatalyst for Oxygen Reduction Reaction in PEMFC

F. Hasché*, M. Oezaslan, P. Strasser
Journal of The Electrochemical Society, 159 (2012) 1, p. B25-B34.

Online Version 


[008] In-situ Observation of bimetallic Alloy Nanoparticle Formation and Growth using High Temperature XRD

M. Oezaslan, F. Hasché, P. Strasser*
Chemistry of Materials, 23 (2011) 8, p. 2159-2165.

Online Version

[007] Activity of dealloyed PtCo3 and PtCu3 Nanoparticle Electrocatalyst
for Oxygen Reduction Reaction in Polymer Electrolyte Membrane Fuel Cell

M. Oezaslan*, P. Strasser
Journal of Power Sources, 196 (2011) 12, p. 5240-5249.

Online Version 

[006] Oxygen Electroreduction on PtxCo1-x and PtxCu1-x Alloy Nanoparticles for Basic and Acidic PEM Fuel Cell

M. Oezaslan*, F. Hasché, P. Strasser
ECS Transactions, 41 (2011) 1, p. 1659-1668.

Online Version 

[005] Multiple Activation of Ion Track Etched Polycarbonate
for the Electroless Synthesis of Metal Nanotubes

F. Muench*, M. Oezaslan, T. Seidl, S. Lauterbach, P. Strasser, H.-J. Kleebe, W. Ensinger
Applied Physics A: Materials Science & Processing, 105 (2011) 4, p. 847-854.

Online Version 

[004] Activity and Structure of Dealloyed PtNi3 Nanoparticle Electrocatalyst
for Oxygen Reduction Reaction in PEMFC

F. Hasché*, M. Oezaslan, P. Strasser
ECS Transactions, 41 (2011) 1, p. 1079-1088.

Online Version 

[003] Activity, Stability and Degradation Mechanisms of
Dealloyed PtCu3 and PtCo3 Nanoparticle Fuel Cell Catalysts

F. Hasché*, M. Oezaslan, P. Strasser
ChemCatChem, 3 (2011) 11, p. 1805-1813.

Online Version open access


[002] Activity, Stability and Degradation of Multi Wall Carbon Nanotube (MWCNT) supported Pt fuel cell electrocatalysts

F. Hasché, M. Oezaslan, P. Strasser*
Physical Chemistry Chemical Physics, 12 (2010) 46, p. 15251-15258.

Online Version 

[001] Structure-Activity relationship of dealloyed PtCo3 and PtCu3 nanoparticle electrocatalyst for oxygen reduction reaction in PEMFC

M. Oezaslan*, F. Hasché, P. Strasser
ECS Transactions, 33 (2010) 1, p. 333-341.

Online Version