Prof. Dr. Rene Radis

Work at ZHAW

Position

Director of IMPE - Institute of Materials and Process Engineering

Experience

• Director IMPE - Institute of Materials and Process Engineering
  ZHAW School of Engineering
  2021 - today
• Head of Materials Technology
  Swiss Safety Center AG
  2019 - 2021
• Group Leader / Senior Engineer - Materials Science and Engineering
  General Electric Switzerland GmbH (former ALSTOM Switzerland Ltd)
  2013 - 2019
• Guest Lecturer
  University of Applied Science Dornbirn
  2014 - 2016
• Guest Lecturer
  University of Innsbruck
  2013 - 2015
• Guest Lecturer
  Management Center Innsbruck
  2013 - 2014
• Senior Technical Sales Manager
  Erne Fittings GmbH
  2011 - 2013
• Researcher / PostDoc / Group Leader Materials Development
  Institute for Materials Science and Welding, Graz University of Technology
  2003 - 2011

Education and Continuing education

Education

• Doctoral Program for Technical Sciences / Materials Science
  Graz University of Technology
  2007 - 2010
• Master Studies of Mechanical Engineering and Economics / Production Engineering
  Graz University of Technology
  2002 - 2007

Continuing Education

• CAS University Didactics
  Zurich University of Teacher Education
  2023
• International Welding Engineer IWE
  Graz University of Technology
  2007

Network

Membership of networks

• ASMET - The Austrian Society for Metallurgy and Materials
• DGM - German Society for Materials Science
• IIW - International Institute of Welding
• SAMG - Swiss Additive Manufacturing Group
• SGZP - Swiss Society for Nondestructive Testing
• SVMT - Swiss Association for Materials Science and Technology
• SVS - Swiss Association for Welding Technology
• ZHAW - Platform Additive Manufacturing

Awards

• Alstom Gas Turbine Invention Award
  Alstom (Switzerland) Ltd.
  11 / 2014
• IWS Sossenheimer Award
  Institute of Materials Science and Welding, Graz University of Technology
  12 / 2009

Projects

• Additive Manufacturing of Nickel-based Superalloys with Laser Beam Shaping / Team member / ongoing
• Bobbin Tool and Process Monitoring for FSW for Lightweight Applications / Project leader / ongoing
• Development of an accelerated reliability test for innovative, lead-free power semiconductors / Team member / completed
• Scaling up Bio-based Production of High-Purity Acetic Acid / Team member / completed

Publications

• Hofmann, Michael; Mayer, Thomas; Friso, Francesca; Radis, Rene; Kontermann, Christian; Müller, Falk; Oechsner, Matthias,

  2026.

  Melt pool geometry and process windows in PBF of 316L : comprehensive single-source dataset and statistical modeling.

  Materials & Design.

  262(115459).

  Available from: https://doi.org/10.1016/j.matdes.2026.115459

• Mayer, Thomas; Friso, Francesca; Radis, Rene,

  2025.

  Effect of build orientation on thermal expansion of LPBF printed Ti-6Al-4V.

  Metallurgical and Materials Transactions A.

  56(4), pp. 1287-1309.

  Available from: https://doi.org/10.1007/s11661-025-07706-7

• Friso, Francesca; Jung, Arnd; Halatsch, Marc-Eric; Alfieri, Alex; Radis, Rene,

  2025.

  High-resolution microscopy of biofilm and bacteria on titanium implants.

  Practical Metallography.

  62(2), pp. 121-131.

  Available from: https://doi.org/10.1515/pm-2025-0002

• Döbrich, Oliver; Steiner, Sarah; Böhler, Patrick; Radis, Rene,

  2024.

  Planar fibre winding for topological optimized composite structures.

  Composites Part C: Open Access.

  16(100545).

  Available from: https://doi.org/10.1016/j.jcomc.2024.100545

• Mayer, Thomas; Capozzi, Paolo; Hofmann, Michael; Friso, Francesca; Radis, Rene,

  2026.

  Modeling and simulation of the anisotropic thermal expansion of Ti-6Al-4V processed by PBF-LB/M[paper].

  In:

  14th International Seminar on Numerical Analysis of Weldability, Graz, Austria, 21-24 September 2025.

  Winterthur:

  ZHAW Zurich University of Applied Sciences.

  Available from: https://doi.org/10.21256/zhaw-35911

• Scherrer, Christof; Jung, Arnd; Radis, Rene,

  2025.

  Strahlschweissen von Mischverbindungen von Hochtemperaturlegierungen für Flugzeugtriebwerke.

  Schweiss- und Prüftechnik.

  2025(7-8), pp. 114-118.

• Mayer, Thomas; Friso, Francesca; Kunze, Karsten; Radis, Rene,

  2024.

  Transformation induced anisotropic thermal expansion of LPBF processed Ti-6Al-4V.

  In:

  3rd Materials Science Colloquium, Lech am Arlberg, Austria, 15-18 April 2024.

• Radis, Rene,

  2023.

  Additive Fertigung am IMPE : von nachhaltigen Biopolymeren, funktionalen Keramiken und metallischen Hochleistungslegierungen bis hin zu Multimaterialanwendungen.

  In:

  16. Werkstofftagung, Graz, Österreich, 9. November 2023.

Publications before appointment at the ZHAW

• C. Sommitsch, R. Radis, A. Krumphals, M. Stockinger, D. Huber. Microstructure control in processing nickel, titanium and other special alloys. Chapter 12 in Microstructure evolution in metal forming processes, Editors: Jianguo Lin, Daniel Balint and Maciej Pietrzyk, Woodhead Publishing in Materials, 2012, pp. 337-383, ISBN: 978-0-85709-074-4 (print), ISBN: 978-0-85709-634-0 (online).
• R. Radis. Nickelbasis Superlegierung UDIMET 720 Li – Entstehung Mono- und Multimodaler Ausscheidungsverteilungen von Gamma Strich. VDM Verlag Dr. Müller GmbH & Co. KG, Saarbrücken, Deutschland, 2010, ISBN 978-3-639-31252-2.
• R. Radis. Numerical Simulation of the Precipitation Kinetics of Nitrides and Carbides in Microalloyed Steel. Verlag der Technischen Universität Graz, Graz, Österreich, 2010, ISBN 978-3-85125-123-4.
• P. Mayr und R. Radis. 10. Werkstofftagung – Verarbeitungs- und Gebrauchseigenschaften von Werkstoffen – Heute und Morgen. Verlag der Technischen Universität Graz, Graz, Österreich, 2008, ISBN 978-3-85125-001-5.
• R. Radis and E. Kozeschnik. Numerical simulation of NbC precipitation in micro-alloyed steel. Modelling and Simulation in Materials Science and Engineering, 20 (2012) 055010, 1-15.
• L. Whitmore, H. Leitner, E. Povoden-Karadeniz, R. Radis and M. Stockinger. Transmission Electron Microscopy of Single and Double Aged 718Plus Superalloy. Materials Science and Engineering A, 534 (2012) 413-423.
• R. Radis, C. Schlacher, E. Kozeschnik, P. Mayr, N. Enzinger, H. Schröttner and C. Sommitsch. Loss of Ductility caused by AlN Precipitation in Hadfield Steel. Metallurgical and Materials Transactions A, 43A (2012) 1132-1139.
• M. Maalekian, R. Radis, M. Militzer, A. Moreau and W. J. Poole. In-situ measurement and modelling of austenite grain growth in a Ti/Nb-microalloyed steel. Acta Materialia 60 (2012) 1015-1026.
• R. Radis, S. Schwarz, S. Zamberger and E. Kozeschnik. AlN Precipitation During Isothermal Annealing of Ultra Low Carbon Steel. Steel Research International, 82 (2011) 905-910.
• M. Pudar, S. Zamberger, K. Spiradek-Hahn, R. Radis and E. Kozeschnik. Computational Analysis of Precipitation During Continuous Casting of Microalloyed Steel. Steel Research International, 81 (2010) 372-380.
• R. Schnitzer, R. Radis, M. Nöhrer, M. Schober, R. Hochfellner, S. Zinner, E. Povoden-Karadeniz, E. Kozeschnik and H. Leitner. Reverted Austenite in PH 13-8 Mo Maraging Steels. Materials Chemistry and Physics 122 (2010) 138-145.
• G. A. Zickler , R. Radis, R. Schnitzer, E. Kozeschnik, M. Stockinger and H. Leitner. The Precipitation Behavior of Superalloy ATI Allvac®718PlusTM. Advanced Engineering Materials 12 (2010), 176-183.
• E. Kozeschnik, J. Svoboda, R. Radis and F. D. Fischer. Mean-Field Model for the Growth and Coarsening of Stoichiometric Precipitates at Grain Boundaries. Modelling and Simulation in Materials Science and Engineering 18 (2010) 015011 1-19.
• R. Radis and E. Kozeschnik. Concurrent Precipitation of AlN and VN in Microalloyed Steel. Steel Research International 81 (2010) 681-685.
• R. Radis and E. Kozeschnik. Kinetics of AlN Precipitation in Microalloyed Steel. Modelling and Simulation in Materials Science and Engineering, 18 (2010) 055003 1-16.
• R. Radis and E. Kozeschnik. Precipitation Kinetics of Aluminium Nitride in Austenite in Microalloyed HSLA Steels. Materials Science Forum 636-637 (2010) 605-611.
• R. Radis, G. A. Zickler, M. Stockinger, C. Sommitsch and E. Kozeschnik. Interaction of the Precipitation Kinetics of Gamma’ and Delta Phases in Nickel-Base Superalloy ATI Allvac®718PlusTM. Materials Science Forum 638-642 (2010) 2712-2717.
• G. A. Zickler, R. Schnitzer, R. Radis, R. Hochfellner, R. Schweins, M. Stockinger and H. Leitner. Microstructure and Mechanical Properties of the Superalloy ATI Allvac®718PlusTM. Material Science and Engineering A 523 (2009) 295-303.
• R. Radis, M. Schaffer, M. Albu, G. Kothleitner, P. Pölt and E. Kozeschnik. Multi-Modal Size Distributions of Gamma’ Precipitates During Continuous Cooling of UDIMET 720 Li. Acta Materialia 57 (2009) 5739-5747.
• R. Radis, E. Schirmer, P. Mayr, W. Noichl, M. Hämmerle, A. Amann, C. Linder, N. Heinzle, Effizienzsteigerung durch den Einsatz innovativer Formstücklösungen, 28. FDBR-Fachtagung Rohrleitungstechnik (Neuss, Germany) March 2013, 213-220.
• R. Radis. Herstellung von plattierten Formstücken (Clad Fittings), In: Uhlig Symposium Serviceoptimierung in Müllkesseln - 8. Erfahrungsaustausch 'Schweißplattieren mit Nickelbasis' (Goslar, Deutschland) February 2013, CD.
• P. Mayr, C. Schlacher, F. Mendez Martin, R. Radis and C. Sommitsch. Analysis of low-stress creep testing data and its implication on the life-time prediction for 9-12% Cr steels. In: 12th International Conference on Creep and Fracture of Engineering Materials and Structures (Kyoto, Japan) May 2012, CD.
• P. Lang, A. Falahati, M.R. Ahmadi, P. Warczok, E. Povoden-Karadeniz, E. Kozeschnik and R. Radis. Modeling the influence of cooling rate on the precipitate evolution in Al-Mg-Si (Cu) alloys. In: Materials Science and Technology (MS&T) (Columbus, Ohio, USA) October 2011, 284-291.
• R. Radis, G. A. Zickler, M. Stockinger, C. Sommitsch and E. Kozeschnik. Numerical Simulation of the Simultaneous Precipitation of Delta and Gamma' Phases in the Ni-Base Superalloy ATI Allvac®718PlusTM. In: 7th International Symposium on Superalloy 718 & Derivatives (Pittsburgh, Pennsylvania, USA) October 2010, 569-578.
• R. Radis and E. Kozeschnik. Kinetics of AlN Precipitation in the Ferrite Phase Field of Microalloyed (HSLA) Steels. In: Proceedings of 139th Annual Meeting & Exhibition TMS, Vol. 2: Materials Characterization, Computation, Modeling and Energy (Seattle, Washington, USA) February 2010, 341-348.
• S. Schwarz, R. Radis, E. Kozeschnik and G. Rumplmair. TEM Investigations of the Precipitation Kinetics of Mn(Cu)S and AlN in Microalloyed Steel. In: Microscopy Conference (Graz, Austria) September 2009, 253-254.
• R. Radis and E. Kozeschnik. Simulation of Concurrent AlN and VN Precipitation During Thermal Treatment of Microalloyed Steels. In: 3rd International Conference on Simulation and Modelling of Metallurgical Processes in Steelmaking STEELSIM (Leoben, Austria) September 2009, 326-331.
• R. Radis, G. A. Zickler, M. Stockinger, C. Sommitsch and E. Kozeschnik. Interaction of the Precipitation Kinetics of Gamma’ and Delta Phases in Nickel-Base Superalloy ATI Allvac®718PlusTM. In: 6th International Conference on Processing & Manufacturing of advanced Materials THERMEC (Berlin, Germany) August 2009, 2712-2717.
• R. Radis and E. Kozeschnik. Numerical Analysis of AlN Precipitation Kinetics in Microalloyed Austenite. In: 4th International Conference ASIA STEEL (Busan, South Korea) May 2009, 13-24.
• R. Radis and E. Kozeschnik. Precipitation Kinetics of Aluminium Nitride in Austenite in Microalloyed HSLA Steels. In: V International Materials Symposium MATERIAIS (Lisbon, Portugal) April 2009, paper 224 on CD.
• R. Radis und E. Kozeschnik. Die Ausscheidungskinetik von Aluminiumnitrid in mikrolegierten Stählen. In: 10. Werkstofftagung - Verarbeitungs- und Gebrauchseigenschaften von Werkstoffen - Heute und Morgen (Graz, Austria) March 2008, 89-91.
• R. Radis, M. Schaffer, M. Albu, G. Kothleitner, P. Pölt and E. Kozeschnik. Evolution of Size and Morphology of Gamma’ Precipitates in UDIMET 720 Li During Continuous Cooling. In: SUPERALLOYS 11 (Seven Springs Mountain Resort, Pennsylvania, USA) September 2008, 829-836.

Other publications

• R. Bütikofer, R. Radis and M. Pitrun, Fluid Conduit Element and Method for Producing the Fluid Conduit Element (2017), EP3224519A1.
• R. Radis, M. Staubli and R. Bütikofer, Process for welding pipe connections for high temperature applications (2015), EP2918364A1, US20150258629A1.

Affiliations

Current Affiliations

• SVS - Schweizerischer Verein für Schweisstechnik: Advisory Board
  Member of the Advisory Board according to the IIW guidelines for the education, examination, qualification and certification of welding personal. The role involves representing the academic institution in the board., Basel
  01 / 2026 - 12 / 2026
• SGZP - Schweizerische Gesellschaft für zerstörungsfreie Prüfung: Board Member
  Member of the SGZP Executive Board and Chair of the Technical Committee., Wallisellen
  01 / 2026 - 12 / 2026

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