Research output per year
Research output per year
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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
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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
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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
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Quantitative physical modeling of the effect of precipitates in the subgrain interior on the creep curve and service life of P91
Witzmann, L., Mergl, J., Riedlsperger, F., Krenmayr, B., Zuderstorfer, G. & Sonderegger, B., 2024, In: Materials at High Temperatures. 41, 1, p. 84-94 11 p.Research output: Contribution to journal › Article › peer-review
Open Access
Projects
- 2 Finished
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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
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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
Activities
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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 2025Activity: Talk or presentation › Invited talk › science-to-science
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Live presentation of CreeSo – Creep Software
Zuderstorfer, G. (Speaker), Witzmann, L. (Contributor), Riedlsperger, F. (Contributor) & Sonderegger, B. (Contributor)
14 Sept 2025 → 18 Sept 2025Activity: Talk or presentation › Contributed talk › science-to-science
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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 2025Activity: Talk or presentation › Poster presentation › science-to-science
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Live presentation of CreeSo - Creep Software
Zuderstorfer, G. (Speaker), Witzmann, L. (Contributor), Riedlsperger, F. (Contributor) & Sonderegger, B. (Contributor)
14 Sept 2025 → 18 Sept 2025Activity: Talk or presentation › Contributed talk › science-to-science
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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 2025Activity: Talk or presentation › Poster presentation › science-to-science