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Chemical Imaging of Particles from TRACER field study


EMSL Project ID
51867

Abstract

This project will provide a physico-chemical description of individual atmospheric particles collected during the TRACER campaign, during which we will conduct systematic studies of composition and physical properties of airborne particles. Our goals are to (1) investigate the contribution of natural and anthropogenic sources to aerosol population during representative meteorological conditions, (2) characterize particle propensities to act as cloud condensation nuclei (CCN), (3) evaluate optical properties of typical particle ensembles with respect to their composition and mixing state. Our chemical imaging (CI) measurements will be systematically examined and correlated with the on-line field records of particle hygroscopicity, CCN, and optical properties, therefore providing critical feedback for further development and evaluation of the particle-resolved atmospheric models.

Project Details

Project type
Large-Scale EMSL Research
Start Date
2021-10-01
End Date
2023-10-01
Status
Closed

Team

Principal Investigator

Rajan Chakrabarty
Institution
Washington University in St. Louis

Co-Investigator(s)

Jian Wang
Institution
Washington University in St. Louis

Nicole Riemer
Institution
University of Illinois at Urbana-Champaign

Seong-gi Moon
Institution
West Texas A&M University

Daniel Knopf
Institution
State University of New York at Stony Brook

Alexander Laskin
Institution
Purdue University

Team Members

Yuezhi Li
Institution
Washington University in St. Louis

Joshin Kumar
Institution
Washington University in St. Louis

Joseph Puthussery
Institution
Washington University in St. Louis

Dishit Ghumra
Institution
Washington University in St. Louis

Ryan Moffet
Institution
Sonoma Technology