The Paul Scherrer Institute PSI is the largest research institute for natural and engineering sciences within Switzerland. We perform cutting-edge research in the fields of matter and materials, energy and environment and human health. By performing fundamental and applied research, we work on sustainable solutions for major challenges facing society, science and economy. PSI is committed to the training of future generations. Therefore, about one quarter of our staff are post-docs, post-graduates or apprentices. Altogether, PSI employs 2300 people. 

The structural integrity group investigates the influence of material ageing phenomena on the lifetime and structural integrity of nuclear power plant components. In order to strengthening our fatigue research activities, we are looking for a

PhD Student: Crack arrest toughness evaluation with standard and sub-sized specimens on unirradiated and neutron irradiated ferritic steel for nuclear applications

Apply online now

Your tasks

  • PhD thesis on arrest toughness in the ductile to brittle transition region of unirradiated and irradiated ferritic steels for nuclear applications 
  • Development of innovative techniques to measure arrest toughness in ferritic steels using standard and sub-sized specimens
  • Fractographic observations to analyze crack path, and arrest locations 
  • Modeling of static and dynamic crack arrest conditions with finite element simulations 
  • Supervision of semester students and/or internships 
  • Publication of results in scientific journals and at international conferences

Your profile

You hold a Master degree in Materials Science or in Physics and have a solid background in metallurgy. Practical experience in material testing and metallographic characterization and very good communication skills in English are also required. A German working knowledge would be an asset.

We offer

Our institution is based on an interdisciplinary, innovative and dynamic collaboration. You will profit from a systematic training on the job, in addition to personal development possibilities and our pronounced vocational training culture. If you wish to optimally combine work and family life or other personal interests, we are able to support you with our modern employment conditions and the on-site infrastructure. 

For further information please contact Philippe Spätig, phone +41 56 310 29 34, e-mail: philippe.spatig@psi.ch

Please submit your application online until 16 May 2025 (including addresses of referees) for the position as a PhD student (index no. 4603-00).

Paul Scherrer Institut, Human Resources Management, Mariusz Prus, 5232 Villigen PSI, Switzerland