Dr. Ulrich Krieger

Instructor

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Biography

Ulrich Krieger is a lecturer at ETH Zurich and has an extensive background in atmospheric chemistry and physics. He has served as the president of the Atmospheric Chemistry Physics commission within the Swiss Academy of Sciences from 2017 to 2026. His academic journey includes a sabbatical at Harvard University in 2016 and various positions at ETH Zurich, including group leader at the Institute of Atmospheric Climate Science and research assistant at the Max-Planck-Institute for Chemistry. He holds a Ph.D. from the Technical University of Berlin, a Diploma in Physics from the University of Würzburg, and an M.S. from the State University of New York, Albany. His current research focuses on the utilization of single particle levitation techniques to study the microphysics, chemistry, and optical properties of atmospheric aerosols, particularly the feedbacks between microphysics and heterogeneous chemistry.

Research Interests

Experience

Lecturer

— Present

ETH Zurich • Switzerland

Lecturer in the Department of Environmental Systems Science, focusing on atmospheric chemistry and atmospheric cloud studies.

Group Leader

— Present

Institute of Atmospheric Climate Science, ETH Zurich • Switzerland

Led a research group focused on atmospheric sciences.

Research Assistant

— Present

Max-Planck-Institute, Mainz • Germany

Worked on atmospheric chemistry projects as a research assistant.

Requirements for ETH Zurich

Master Program
Requirements
GPA Requirement
Required:3.4
IELTS
Overall
Required:7
TOEFL
Total
Required:100
GRE General
Verbal
Required:159
Verbal Percentile
Required:80
Quantitative
Required:168
Quantitative Percentile
Required:81
Analytical Writing
Required:4.5
Writing Percentile
Required:85
Prerequisites
Bachelor's degree in a related field (Engineering, Natural Sciences, or Mathematics) Minimum 180 ECTS credits Subject-specific knowledge equivalent to ETH Bachelor's programs
Application Checklist
  • Bachelor's degree diploma or transcript
  • Official academic transcripts
  • Curriculum Vitae (CV)
  • Letter of Motivation (1 page)
  • Two academic recommendation letters
  • English language proficiency certificate
  • GRE General Test (for non-EU/EFTA applicants)
Specialization Notes

The GRE is mandatory for students who did not obtain their Bachelor's degree in an EU/EFTA state. Some departments (e.g., Computer Science) have specific ECTS credit requirements in core subjects.