Principal Investigator

Professor Cohen’s research focuses on developing and applying new experimental and modeling strategies for understanding the chemical composition of the Earth’s atmosphere now and in the past and for predicting future changes.
Email: rccohen@berkeley.edu
Office: B68 Hildebrand

Google Scholar Profile


Graduate Students


Naomi Asimow

Email: nasimow@berkeley.edu
Office: B47 Hildebrand
Anticipated Degree Completion: 2025

Research Interests: Source attribution of urban emissions
For fun outside of lab: Plants, pets, crafts and books

Yishu Zhu

Email: sarahings@berkeley.edu
Office: B70A Hildebrand
Anticipated Degree Completion: 2026

Research Interests: Air quality and climate in urban areas
For fun outside of lab: Time with family and friends, plants, books and working out

Anna Winter

Email: anna_winter@berkeley.edu
Office: B70A Hildebrand
Anticipated Degree Completion: 2026

Research Interests: Urban emissions and air quality
For fun outside of lab: Hiking, traveling, playing sports and camping

Milan Patel

Email: milan_patel@berkeley.edu
Office: B70A Hildebrand
Anticipated Degree Completion: 2026

Research Interests: Aerosol chemistry and urban air quality
For fun outside of lab: Hiking, traveling, spending time with friends and family

Margaux Winter

Email: m_winter@berkeley.edu
Office: B47 Hildebrand
Anticipated Degree Completion: 2027

Research Interests: Remote sensing, atmospheric modeling
For fun outside of lab: Spending time in nature, reading, meditation, spiritual/religious practice, mindful dialogue, plants, coffee

Google Scholar Profile

Sam Beaudry

Email: samuel_beaudry@berkeley.edu
Office: B47 Hildebrand
Anticipated Degree Completion: 2027

Research Interests: Remote sensing, nitrogen chemistry
For fun outside of lab: Hiking, swimming, listening to and playing music


Undergraduate Students


Selina (Wenjin) Liu

Email:  liuwenjin021011@berkeley.edu
Major: Chemistry + Computer Science

Research Interest: Remote sensing, NOx emissions
For fun outside of lab: Traveling, cooking, making all kinds of beverages, plants, time with my family, friends, and a cat living near my home who randomly appears on the street in the night

Niloo Ebrahimi

Email:  niloo.ebrahimi@berkeley.edu
Major: Data Science

Research Interest: Aviation, maritime, and urban emissions
For fun outside of lab: Trying new coffees and teas, baking, painting, traveling

Raffy Xie

Email:  raffyxie@berkeley.edu
Major: Chemistry + Data Science

Research Interest: Remote sensing, methane emissions
For fun outside of lab: Go, Badminton, Board & Strategy Games