PhD Student (f/m/d) for X‑ray Phase Contrast Imaging – part-time (29,25 hrs/week)

European XFEL is an international non-profit company located in the Hamburg area in Germany. It operates a 3.4 km-long X-ray laser, which produces X-rays of unique quality for studies in physics, chemistry, the life sciences, materials research and other disciplines. The diverse scientific facilities at European XFEL enable scientists from across the globe to carry out a wide range of experimental techniques.

For our HED instrument we are looking for a

PhD Student (f/m/d) for X‑ray Phase Contrast Imaging – part-time (29,25 hrs/week)

The Position

• Contribute to the advancement of X-ray Phase Contrast Imaging (XPCI) techniques for diamond anvil cell research at the High Energy Density (HED) instrument and/or later at the Hard X‑ray Science port (HXS).
• Prepare samples in diamond anvil cells, perform high-pressure experiments at large scale facilities using XPCI and X‑ray diffraction techniques, and characterize samples using in-house capabilities such as scanning electron microscopy
• Investigate the dynamics of melting, recrystallization, and liquid immiscibility in silicate samples using laser-heated diamond anvil cells to reach lower mantle conditions
• Receive comprehensive training in XPCI data analysis approaches, and utilize these methods to analyse XPCI data collected at high pressures and temperatures
• Participate in at least one experiment at the European XFEL, as well as additional experiments at other synchrotron facilities
• Interpret data from XPCI experiments, write up the results in a publication, and present the findings at scientific conferences
• Complete and defend doctoral thesis

Requirements

• Master's degree (or equivalent) in Physics, Earth sciences, Materials science, Chemistry, or a related field
• Strong interest in programming and proficiency in scripting languages such as Python or Matlab is highly desirable
• Experience with X-ray imaging techniques is considered an asset
• Knowledge of high-pressure techniques is an advantage
• Good verbal and written English communication skills

For additional information, please contact Dr. Zuzana Konopkova ).

Working place will be Schenefeld in the Hamburg metropolitan area. General information on working in Germany, the Hamburg area and the European XFEL can be found here.

Our offer

Become part of a vibrant international and multi-cultural team of scientists, engineers, technical and administrative staff. Be involved in cutting edge scientific and technical progress and participate in our international networks. Experience our atmosphere of tolerance and respect.

Salary and benefits are similar to those of public service organizations in Germany, this includes for example:

• family friendly working environment (e.g. additional childcare days)
• flexible working times and option for work from home depending on tasks
• 30 days of vacation, 24th and 31st of December are free as a courtesy of the employer
• extensive relocation benefits
• generous company pension scheme (6.45% of monthly salary)
• monthly social events and subsidized company restaurant
• partially financed job-tickets for public transportation
• extensive training opportunities incl. subsidized English and German language classes
• Easy and free access to a mental health platform to support your wellbeing

Our company language is English.

Reference number: S-614

Duration:
This appointment is initially limited to 3 years.

Application

Please apply online and provide your CV and a motivation letter in English as well as any reference letters.

The European XFEL GmbH is an equal opportunity and affirmative action employer and we promote and support diverse and heterogenous teams. Applicants with disabilities will be given preference over other equally qualified applicants.

Deadline:
25 November 2025

European XFEL GmbH

Holzkoppel 4, 22869 Schenefeld, Germany