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Bernhard Sonderegger

Univ.-Prof., DI Dr.

  • Institute for Engineering Materials - Metals and Alloys
 https://orcid.org/0000-0001-8927-0231
  • Emailbernhard.sondereggerjkuat
  • Overview
  • Network
  • Research output (20)
  • Projects (5)
  • Activities (26)

Research output

  • 11 Article
  • 4 Conference proceedings
  • 2 Other contribution
  • 1 Chapter
  • More
    • 1 Preprint
    • 1 Research report

Research output per year

Research output per year

  • Modelling microstructural evolution and creep behaviour of a novel martensitic 10 % Cr steel: a physics-based mean-field approach

    Witzmann, L., Riedlsperger, F., Kürnsteiner, P., Kulawinski, D., Hald, J., Krenmayr, B., Groiss, H. & Sonderegger, B., Dec 2025, In: Materials Science and Engineering: A. 948, 17 p., 149377.

    Research output: Contribution to journal › Article › peer-review

    Open Access
  • Unravelling the dynamics of stress relaxation: a deep dive into activation volume analysis in martensitic steels

    Riedlsperger, F., Witzmann, L., Retzl, P., Dománková, M., Trenzinger, T., Krenmayr, B. & Sonderegger, B., 24 Dec 2025, (E-pub ahead of print) 38 p. (SSRN).

    Research output: Working paper and reports › Preprint

  • Analyse des Spannungsrelaxationsverhaltens von P91-Stahl: Potential für eine verbesserte Vorhersage des Primärkriechverhaltens

    Riedlsperger, F., Witzmann, L., Trenzinger, T., Krenmayr, B. & Sonderegger, B., Nov 2024, Tagungsband FVWHT "Langzeitverhalten warmfester Stähle und Hochtemperaturwerkstoffe". FVWHT (ed.). Vol. 47. 13 p. (Tagungsband).

    Research output: Chapter in Book/Report/Conference proceeding › Conference proceedings › peer-review

  • Erweiterung und Validierung eines physikalisch-basierten Modells zur Simulation des Kriechverhaltens und der mikrostrukturellen Entwicklung eines neuen martensitischen 10% Cr-Stahls

    Witzmann, L., Riedlsperger, F., Kürnsteiner, P., Hald, J., Kulawinski, D., Krenmayr, B., Groiss, H. & Sonderegger, B., Nov 2024, Tagungsband FVWHT "Langzeitverhalten warmfester Stähle und Hochtemperaturwerkstoffe". FVWHT (ed.). Vol. 47. p. 131-143 13 p. (Tagungsband).

    Research output: Chapter in Book/Report/Conference proceeding › Conference proceedings › peer-review

  • Microstructural characterization of 15 Cr steel after quenching and slow cooling rates

    Ahmadi, M. R., Meixner, F. X., Dománková, M., Raus, M. I. M., Sonderegger, B. & Sommitsch, C., Jan 2024, In: Practical Metallography. 61, 2, p. 68-89 22 p.

    Research output: Contribution to journal › Article › peer-review

View all 20 research outputs

Projects

  • 1 Active
  • 4 Finished

Projects per year

  • Advanced thread connected production string for hydrogen storage in underground formations - DESSERT

    Sonderegger, B. (PI)

    01.07.2024 → 30.06.2027

    Project: Funded research › EU - European Union

  • MLSC - Model Development for Lifetime Assessment of Steels under Various Creep Loads

    Mergl, J. (Researcher), Riedlsperger, F. (Researcher), Witzmann, L. (Researcher), Zuderstorfer, G. (Researcher) & Sonderegger, B. (PI)

    01.07.2022 → 31.12.2024

    Project: Funded research › Federal / regional / local authorities

  • MLSC - Model Development for Lifetime Assessment of Steels under Various Creep Loads

    Mergl, J. (Researcher), Riedlsperger, F. (Researcher), Witzmann, L. (Researcher), Zuderstorfer, G. (Researcher) & Sonderegger, B. (PI)

    01.07.2022 → 30.09.2025

    Project: Other › Other project

  • Software Development on Dislocation Creep in Alloys

    Sonderegger, B. (PI)

    01.07.2018 → 31.07.2023

    Project: Funded research › FWF - Austrian Science Fund

  • Software Development on Dislocation Creep in Alloys

    Mergl, J. (Researcher), Witzmann, L. (Researcher) & Sonderegger, B. (PI)

    01.07.2018 → 30.06.2023

    Project: Funded research › FWF - Austrian Science Fund

Activities

  • 16 Contributed talk
  • 5 Poster presentation
  • 2 Publication Peer-review
  • 1 Organising a conference, workshop, ...
  • More
    • 1 Invited talk
    • 1 Other talk or presentation

Activities per year

  • Fortschritte bei der Mean-Field-Kriechmodellierung martensitischer Cr-Stähle für multiple Spannungen und Temperaturen

    Riedlsperger, F. (Speaker), Witzmann, L. (Contributor) & Sonderegger, B. (Contributor)

    28 Nov 2025

    Activity: Talk or presentation › Invited talk › science-to-science

  • Live presentation of CreeSo – Creep Software

    Zuderstorfer, G. (Speaker), Witzmann, L. (Contributor), Riedlsperger, F. (Contributor) & Sonderegger, B. (Contributor)

    14 Sept 2025 → 18 Sept 2025

    Activity: Talk or presentation › Contributed talk › science-to-science

  • Stress relaxation and activation volume analysis in 9% Cr-steel: insights into dislocation glide

    Riedlsperger, F. (Speaker), Witzmann, L. (Contributor), Zuderstorfer, G. (Contributor), Krenmayr, B. (Contributor), Sonderegger, B. (Contributor), Schuster, R. (Contributor), Dománková, M. (Contributor), Retzl, P. (Contributor) & Trenzinger, T. (Contributor)

    14 Sept 2025 → 18 Sept 2025

    Activity: Talk or presentation › Poster presentation › science-to-science

  • Live presentation of CreeSo - Creep Software

    Zuderstorfer, G. (Speaker), Witzmann, L. (Contributor), Riedlsperger, F. (Contributor) & Sonderegger, B. (Contributor)

    14 Sept 2025 → 18 Sept 2025

    Activity: Talk or presentation › Contributed talk › science-to-science

  • Stress relaxation and activation volume analysis in 9% Cr-steel: insights into dislocation glide

    Riedlsperger, F. (Speaker), Witzmann, L. (Contributor), Schuster, R. (Contributor), Dománková, M. (Contributor), Retzl, P. (Contributor), Trenzinger, T. (Contributor), Zuderstorfer, G. (Contributor), Krenmayr, B. (Contributor) & Sonderegger, B. (Contributor)

    14 Sept 2025 → 19 Sept 2025

    Activity: Talk or presentation › Poster presentation › science-to-science

View all 26 activities
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