Dr. Ronald Cohen

Professor

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Biography

Ronald C. Cohen attended Wesleyan University where he received a BA with high honors in 1985. He then attended graduate school at the University of California, Berkeley, and received his Ph.D. under the supervision of Richard Saykally in 1991. From 1991 to 1996, he was a Postdoctoral Fellow Research Associate at Harvard University with James G. Anderson. In 1995, he joined the faculty of the University of California, Berkeley as an Assistant Professor of Chemistry and Earth and Planetary Science, and was promoted to Associate Professor in 2002. He is a Faculty Scientist at the Energy Environment Technologies Division of Lawrence Berkeley National Laboratory (1996-present). He served as a Visiting Professor at Max Planck Institute for Chemistry, in the Division of Biogeochemistry, in Mainz, Germany during 2006-2007. Cohen has received the NASA Group Achievement Award in 2005, Hellman Family Faculty Fund award in 1999, and the Regents Junior Faculty Fellowship in 1998. He is an editor for the open-access journal Atmospheric Chemistry and Physics. His research areas include Atmospheric Chemistry, focusing on the effects of human activity on the Earth's atmosphere, and interactions within the biosphere. His current research emphasizes the role of nitrogen oxides and isotopes of water in understanding chemical composition and predicting future atmospheric changes.

Research Interests

Experience

Professor

— Present

University of California, Berkeley • Berkeley, CA

Professor of Chemistry and Earth & Planetary Science.

Faculty Scientist

— Present

Lawrence Berkeley National Laboratory • Berkeley, CA

Research focus on energy and environmental technologies.

Visiting Professor

— Present

Max Planck Institute for Chemistry • Mainz, Germany

Engaged in research in Biogeochemistry.

Awards

#

NASA Group Achievement Award

#

Hellman Family Faculty Fund

#

Regents Junior Faculty Fellowship

Requirements for University of California, Berkeley

Doctorate Program
Requirements
GPA Requirement
Required:3
GRE Subject
Overall Score
Required:500
Overall
Required:500
TOEFL
Total
Required:90
IELTS
Overall
Required:7
Prerequisites
Bachelor's degree or recognized equivalent Preparation comparable to undergraduate major at Berkeley in Mathematics or Applied Mathematics 2 full years lower-division work (Calculus, Linear Algebra, Differential Equations, Multivariable Calculus) 8 one-semester upper-division courses (Real Analysis, Complex Analysis, Abstract Algebra, Linear Algebra)
Application Checklist
  • Graduate Application
  • Statement of Purpose
  • Personal History Statement
  • Three Letters of Recommendation
  • Unofficial Transcripts
  • C.V./Resume
  • Course and Textbook List
Specialization Notes

The Mathematics Subject GRE is required for the Fall 2026 admissions cycle. General GRE is optional.