Prof. für Digital Baufabrikation
Dr. (sc. ETH Zürich), M.Arch. (AA), Dipl.-Ing. Architektur
Stellvertretende Institutsleitung
t: (0531) 391-3580
Kloft, Harald; Hack, Norman; Sawicki, Bartłomiej; Dörrie, Robin; Gosslar, Joschua; Jonischkies, Sven; Ledderose, Lukas; Zöllner, Jan-Phillip (2025): Digital Fabrication Strategies for Sustainability. In: Proceedings of the 4th International Conference on Sustainable Development in Civil, Urban and Transportation Engineering, Cham: Springer Nature Singapore (Lecture Notes in Civil Engineering, vol. 418), pp. 35–44.
Blocksdorf, H.; Doerfler, K.; Hack, N.; Scheible, M.; Fleckenstein, J.; Niemann, A.; Löwe, L.; Nagler, F.: From Additive Manufacturing to Architecture: An Explorative Design Project. In: Technische Universität Braunschweig, 2023
Xiao, Y.; Shen, Y.; Hack, N.; D’Acunto, P.: A structure-and fabrication-informed strategy for the design of lattice structures with Injection 3D Concrete Printing. In: Proceedings of IASS Annual Symposia, 2022
Full Text PDF
Vasilic, K.; Hack, N.; Kloft, H.; Lowke, D.; Mechtcherine, V.; Nerella, V.; Wangler, T.: Digitale Fertigung im Betonbau In: BetonKalender 2022: Nachhaltigkeit, Digitalisierung, Instandhaltung, 2022/2/23 https://doi.org/10.1002/9783433610879.ch10
Dörrie, R.; Laghi, V .; Arrè, L.; Kienbaum, G.; Babovic, N.; Hack, N.; Kloft, H.: Combined Additive Manufacturing Techniques for Adaptive Coastline Protection Structures. In: Buildings 12 (11), 1806 https://doi.org/10.3390/buildings12111806
Jonischkies, S.; Mainka, J.; Kloft, H.; Kinzebach, W.; Hack, N: Non-Waste-Wax Formwork for customized precast concrete construction-Practical example of the digital manufacturing process for small series of large-format bollards. Non-Waste-Wax Formwork for customized precast concrete construction-Practical example of the digital manufacturing process for small series of large-format bollards. In: Beton‐und Stahlbetonbau 117 (7), 531-538, 2022 https://doi.org/10.1002/best.202200036
Hack, N.; Jantzen, C.; Brohmann, L.; Gerke, M.; Mawas, K.; Maboudi, M.: A Closed-Loop Workflow for Quality Inspection and Integrated Post-processing of 3D-Printed Concrete Elements. In: Third RILEM International Conference on Concrete and Digital Fabrication, Digital Concrete 2022 (pp.364-369) doi: 10.1007/978-3-031-06116-5_54
Xiao, Y.; Khader, N.; Vandenberg, A.; Lowke, D.; Kloft, H.; Hack, N.: Injection 3D Concrete Printing (I3DCP) Combined with Vector-Based 3D Graphic Statics In: Third RILEM International Conference on Concrete and Digital Fabrication: Digital Concrete 2022, 43-49https://doi.org/10.1007/978-3-031-06116-5_7
Gantner, S.; Rothe, T.; Hühne, C.; Hack, N.: (2021). Reinforcement strategies for additive manufacturing in construction based on Dynamic Fibre Winding: Concepts and initial case studies. In: Vision and Strategies for Reinforcing Additively Manufactured Concrete Structures, Conference, Dresden, Germany, 2021.
Buswell, R. A.; Bos, F. P.; Leal da Silva, W. R.; Hack, N.; Kloft, H.; Lowke, D.; Freund, N.; Fromm, A.; Dini, E.; Wangler, T.; Lloret-Fritschi, E.; Roel Schipper, R.; Mechtcherine, V.; Perrot, A.; Vasilic, K.; Roussel, N.: Digital fabrication with cement-based materials: process classification and case studies. In: Digital Fabrication with Cement-Based Materials: State-of-the-Art Report of the RILEM TC 276-DFC, 2022, 11-48, https://doi.org/10.1007/978-3-030-90535-4_2
Gantner, S.; Rothe, T.; Hühne, C.; Hack, N.: Reinforcement strategies for additive manufacturing in construction based on Dynamic Fibre Winding. In: Concepts and initial case studies. In: Vision and Strategies for Reinforcing Additively Manufactured Concrete Structures, Conference, Dresden, Germany, 2021.
Mechtcherine, V.; Buswell, R.; Kloft, H.; Bos, F. P.; Hack, N.; Wolfs, R.; Sanjayan, J.; Nematollahi, B.; Ivaniuk, E.; Neef, T.: Integrating reinforcement in digital fabrication with concrete: A review and classification framework. In: Cement and Concrete Composites, 119, 2021. - DOI: https://doi.org/10.1016/j.cemconcomp.2021.103964.
Mai, I.; Brohmann, L.; Freund, N.; Gantner, S.; Kloft, H.; Lowke, D.; Hack, N.: Large Particle 3D Concrete Printing - A Green and Viable Solution. In: Materials, 14, 6125, 2021. DOI: https://doi.org/10.3390/ma14206125
Lowke, D.; Vandenberg, A.; Pierre, A.; Thomas, A.; Kloft, H.; Hack, N.: Injection 3D concrete printing in a carrier liquid – Underlying physics and applications to lightweight space frame structures. In: Cement and Concrete Composites, 2021. - DOI: https://doi.org/10.1016/j.cemconcomp.2021.104169.
Hack, N.; Bahar, M.; Hühne, C.; Lopez, W.; Gantner, S.; Khader, N.; Rothe, T.: Development of a Robot-Based Multi-Directional Dynamic Fiber Winding Process for Additive Manufacturing Using Shotcrete 3D Printing. In: Fibers 2021, 9, 39, 2021. doi: https://doi.org/10.3390/fib9060039
Schweiker, Marcel; Endres, Elisabeth; Gosslar, Joschua; Hack, Norman; Hildebrand, Linda; Creutz, Mascha; Klinge, Andrea; Kloft, Harald; Knaack, Ulrich; Mehnert, Jan; Roswag-Klinge, Eike: Ten questions concerning the potential of digital production and new technologies for contemporary earthen constructions. In: Building and Environment (2021) 108240, ISSN 0360-1323, https://doi.org/10.1016/j.buildenv.2021.108240
Kloft, H.; Gehlen, C.; Dörfler, K.; Hack, N.; Henke, K.; Lowke, D.; Mainka, J.; Raatz, A.: TRR 277 Additive Fertigung im Bauwesen. In: Bautechnik (2021) DOI: 10.1002/bate.202000
Placzek, G.; Brohmann, L.; Mawas, K.; Schwerdtner, P.; Hack, N.; Maboudi, M.; Gerke, M.: A lean-based production approach for shotcrete 3D printed concrete components. In: ISARC. Proceedings of the International Symposium on Automation and Robotics in Construction (2021) Volume 38
Full Text PDF
Hack, N.; Kloft, H.: Shotcrete 3D Printing Technology for the Fabrication of Slender Fully Reinforced Freeform Concrete Elements with High Surface Quality: A Real-Scale Demonstrator. In: Bos F., Lucas S., Wolfs R., Salet T. (Hrsg.): Second RILEM International Conference on Concrete and Digital Fabrication. RILEM Bookseries, Vol 28. Springer, Berlin, 2020, S. 1128-1137 – DOI: 10.1007/978-3-030-49916-7_107
Buswell, R.; Kinnell, P.; Xu, J.; Hack, N.; Kloft, H.; Maboudi, M.; et al.: Inspection Methods for 3D Concrete Printing. In: Bos, F.; Lucas, S.; Wolfs, R.; Salet, T. (Hrsg.): Second RILEM International Conference on Concrete and Digital Fabrication. RILEM Bookseries, Vol 28. Springer, Berlin, 2020, S. 790-803 – DOI: 10.1007/978-3-030-49916-7_78
Hack, N.; Kloft, H.; Lowke, D.: Additive Fertigung Im Bauwesen: 3D-Betondruck Als eine Schlüsseltechnologie für die Digitalisierung der Bauwirtschaft. In: Ingenieurbaukunst 2020. Ernst & Sohn, Berlin, 2020, S.178-183 - 9783433032886
Hack, N.; Dressler, I.; Brohmann, L.; Gantner, S.; Lowke, D.; Kloft, H.: Injection 3D Concrete Printing (I3DCP): Basic Principles and Case Studies. In: Materials, Nr. 5 (2020) Vol. 13 - DOI: 10.3390/ma13051093
Kloft, H.; Empelmann, M.; Hack, N.; Herrmann, E.; Lowke, D.: Bewehrungsstrategien für den Beton‐3D‐Druck. In: Beton‐ und Stahlbetonbau, Nr. 8 (2020) Vol. 115, S. 607-616 – DOI: 10.1002/best.202000032
Kloft, H.; Empelmann, M.; Hack, N.; Herrmann, E.; Lowke, D.: Reinforcement strategies for 3D‐concrete‐printing. In: Civil Engineering Design, Nr. 4 (2020) Vol. 2, S. 131-139 – DOI: 10.1002/cend.202000022
Kloft, H.; Krauss, H.-W.; Hack, N.; Herrmann, E.; Neudecker, S.; Varady, P.; Lowke, D.: Influence of process parameters on the interlayer bond strength of concrete elements additive manufactured by Shotcrete 3D Printing (SC3DP). In: Cement and Concrete Research, Nr. 134 (2020) - DOI: 10.1016/j.cemconres.2020.106078.
Buswell, R.; Bos, F.; Schipper, R.; Lowke, D.; Hack, N.; Kloft, H.; Mechtcherine, V.; Wangler, T.; Roussel, N.: A process classification framework for defining and describing Digital Fabrication with Concrete In: Cement and Concrete Research, Nr. 134 (2020) - DOI: 10.1016/j.cemconres.2020.106068
Maboudi, M.; Gerke, M.; Hack, N.; Brohmann, L.; Schwerdtner, P.; Placzek, G.: Current Surveying Methods for the Integration of Additive Manufacturing in the Construction Process. In: XXIV ISPRS Congress: International Society for Photogrammetry and Remot Sensing. Nice, 2020
Hack, N.; Dörfler, K.; Walzer, A.N.; Wangler, T.; Mata-Falcón, J.; Kumar, N.; Buchli, J.; Kaufmann, W.; Flatt, R.J.; Gramazio, F.; Kohler, M.: Structural Stay-In-Place Formwork for Robotic in Situ Fabrication of Non-Standard Concrete Structures: A Real Scale Architectural Demonstrator. In: Automation in Construction. (2020) Vol. 115 – DOI: 10.1016/j.autcon.2020.103197
Graser, K.; Baur, M.; Apolinarska, A.A.; Dörfler, K.; Hack, N.; Jipa, A.; Sandy, T.; Lloret-Fritschi, E.; Sanz Pont, D.; Hall, D.M.; Kohler, M.: DFAB HOUSE - A Comprehensive Demonstrator of Digital Fabrication in Architecture. In: J. Burry, J.E. Sabin, B. Sheil, M. Skavara (Hrsg.), Fabricate 2020: Making Resilient Architectur. UCL Press, London, 2020: pp. 130-139 – DOI: 10.2307/j.ctv13xpsvw.21
Hack, N.; Lindemann, H.; Kloft, H.: Adaptive Modular Spatial Structures for Shotcrete 3D Printing. Conference: Proceedings of the 24th International Conference on Computer-Aided Architectural Design Research in Asia. 15.-18.04.2019, Wellington, Neuseeland, 2019, S. 363-372
Kloft, H.; Hack, N.; Lindemann, H.; Mainka, J.: Shotcrete 3D Printing (SC3DP) – 3D-Drucken von großformatigen Betonbauteilen. In: Deutsche BauZeitschrift. (2019) Nr. 2, S. 54-57
Kloft, H.; Hack, N.; Lowke, D.: 3D-Drucken Mit Druck. In: Baumit ArchitekturSpezial. (2019) Nr.4, S. 26–29.
Kloft, H.; Hack, N.; Mainka, J.; Brohmann, L.; Herrmann, E.; Ledderose, L.; Lowke, D.: Additive Fertigung im Bauwesen. Erste 3‐D‐gedruckte und bewehrte Betonbauteile im Shotcrete‐3‐D‐Printing‐Verfahren (SC3DP). In: Bautechnik, Nr. 12 (2016) Vol. 96, S. 929-938 - DOI: 10.1002/bate.201900094.
Kloft, H.; Hack, N.; Mainka, J.; Lowke, D.: Large scale 3D Concrete Printing. Basic principles of 3D concrete printing. In: ad-media GmbH (Hg.): CPT Worldwide, Bd. 1, Köln, 2019, S. 28–35. Online verfügbar unter www.cpt-worldwide.com
Kloft, H.; Lowke, D.; Hack, N.: 3D printing. An Innovative And Efficient Technology For 3D Printing Of Large-Scale Concrete Components. In: drymix.info (Hg.): Drymix Mortar Yearbook 3D Special, München, 2019, S. 38–43
Kloft, H.; Lowke, D.; Hack, N.: Shotcrete 3D Printing - An innovative and efficient technology for 3D printing of large-scale concrete components. In: Drymix Mortar Yearbook 3D Special. 2019, S. 38-43.
Dörfler, K.; Hack, N.; Sandy, T.; Giftthaler, M.; Lussi, M.; Walzer, A.N.; Buchli, J.; Gramazio, F.; Kohler, M.: Mobile Robotic Fabrication Beyond Factory Conditions: Case Study Mesh Mould Wall Of The DFAB HOUSE. In: Construction Robotics. (2019) Nr. 3, S. 53-67 - DOI: 10.1007/s41693-019-00020-w
Lussi, M.; Sandy, T.; Dörfler, K.; Hack, N.; Gramazio, F.; Kohler, M.; Buchli, J.: Accurate and Adaptive in situ Fabrication of an Undulated Wall using an On-Board Visual Sensing System. Conference: IEEE International Conference on Robotics and Automation (ICRA), 21.-25.5.2018, Brisbane, Australien, 2018 – DOI: 10.1109/ICRA.2018.8460480
Lindemann, H.; Kloft, H.; Hack, N.: Gradual Transition Shotcrete 3D Printing. Conference: Advances in Architectural Geometry 2018. 22.-25.09.2018, Chalmers University of Technology, Gothenburg, 2018
Hack, N.: Mesh Mould: A Robotically Fabricated Structural Stay-in-Place Formwork System, ETH Zurich, 2018 - DOI: 10.3929/ethz-b-000263345
Buchli, J.; Giftthaler, M.; Kumar, N.; Lussi, M.; Sandy, T.; Dörfler, K.; Hack, N.: Digital in situ fabrication - Challenges and opportunities for robotic in situ fabrication in architecture, construction, and beyond. In: Cement and Concrete Research. Nr. 112 (2018) S. 66–75 - DOI: 10.1016/j.cemconres.2018.05.013
Heller, H.; Wangler, T.; Hack, N.; Walzer, A.N.; Flatt, R.J.: Challenges In Full Scale Filling Of A Digitally Fabricated Leaky Formwork. Conference: 1st RILEM International Conference on Concrete and Digital Fabrication, Switzerland, 2018
N. Hack, N.; Wangler, T.; Mata-Falcónc, J.; Dörfler, K.; Kumar, N.; Walzer, A.; Grasere, K.; Reiter, L.; Richner, H.; Buchli, J.; Flatt, R.J.; Gramazio, F.; Kohler, M.: Mesh Mould: An on Site, Robotically Fabricated, Functional Formwork, Conference: The Second Concrete Innovation Conference (2nd CIC), 6.-8.3.2017, Tromsø, Norwegen 2017 - ISBN: 9788282080545
Kumar, N.; Hack, N.; Kathrin, A.; Walzer, D.; Rey, G.; Gramazio, F.; Kohler, M.; Buchli, J.: Design, Development and Experimental Assessment of a Robotic End-Effector for Non-Standard Concrete Applications. Conference: IEEE International Conference on Robotics and Automation (ICRA), 29.5.-3.6.2017, Singapur, China, 2017 – DOI: 10.1109/ICRA.2017.7989201
Wangler, T.; Lloret, E.; Reiter, L.; Hack, N.; Gramazio, F.; Kohler, M.; Bernhard, M.; Dillenburger, B.; Buchli, J.; Roussel, N.; Flatt, R.: Digital Concrete: Opportunities And Challenges In: RILEM Technical Letters. Vol.1 (2016) S. 67–75. DOI: 10.21809/rilemtechlett.2016.16
Hack, N.; Lauer, W.V.; Gramazio, F.; Kohler, M.: Mesh Mould: Robotically Fabricated Metal Meshes as Concrete Formwork and Reinforcement. In: W. Brameshuber (Hrsg.): Proceedings of the 11th International Symposium on Ferrocement and 3rd ICTRC International Conference on Textile Reinforced Concrete, Rilem Publications, Aachen, 2015, S. 347–359 – ISBN: 9782351581520
Helm, V.; Willmann, J.; Thoma, A.; Piškorec, L.; Hack, N.; Gramazio, F.; Kohler, M.: Iridescence Print: Robotically Printed Lightweight Mesh Structures. In: 3D Printing and Additive Manufacturing. Nr. 2 (2015) S. 117-122 DOI: 10.1089/3dp.2015.0018
Hack, N.; Lauer, W.V.; Gramazio, F.; Kohler, M.: Mesh-Mould: Robotically Fabricated Spatial Meshes as Reinforced Concrete Formwok. In: F. Gramazio, M. Kohler, S. Langenberg (Hrsg.): Fabricate: Negotiating Design & Making, Gta Verlag, Zürich, 2014, S. 224–231 – ISBN: 9783856763312
Hack, N.; Lauer, W.V.: Mesh-Mould: Robotically Fabricated Spatial Meshes as Reinforced Concrete Formwork. In: Architectural Design. Vol. 84 (2014) Nr. 3. S. 44-53 - DOI: 10.1002/ad.1753
Hack, N.; Lauer, W.V.; Gramazio, F.; Kohler, M.: Mesh Mould: Differentiation for Enhanced Performance. In: Rethinking Comprehensive Design: Speculative Counterculture, Proceedings of the 19th International Conference on Computer-Aided Architectural Design Research in Asia (CAADRIA).14.-16.5.2014, Kyoto, Japan, 2014
Hack, N.; Lauer, W.; Langenberg, S.; Gramazio, F.; Kohler, M.: Overcoming Repetition: Robotic Fabrication Processes at a Large Scale. In: International Journal of Architectural Computing. Vol. 11 (2013) Nr. 3, S. 285-300 - DOI: 10.1260/1478-0771.11.3.285
D’Acunto, P.; Hack, N.; Rock de Luigi, C.: Bridge+, An Evolutionary Approach To Architectural Design. In: SPACE Magazine. Vol. 536 (2012), S. 88–95
N. Hack, N. Kumar, J. Buchli, F. Gramazio, and M. Kohler, "Digital method and automated robotic setup for producing variable-density and arbitrary shaped metallic meshes," EP16159663, 2016
N.Hack, W. V Lauer, F. M. Gramazio, M. Kohler, and N. Blank, "Method of fabricating a 3-dimensional structure, mesh formwork element for fabricating a 3-dimensional structure, and method of fabricating the same," Google Patents, 20