Research Projects
Research Projects
Embedded Files
Sponsored Research
Sponsored Research
Statewide Mobile Monitoring Initiative (SMMI)
Aclima in partnership with California Air Resources Board
California Climate Investments, 2024-2026
Vertically-Resolved Aerosol Composition Measurements for Improved Understanding of Aerosol Processes and AerosolCloud Interactions Impacting Deep Convection during TRACER
Department of Energy ASR, 2023-2026
Investigating changes in urban methane using a multiplatform approach
National Oceanic and Atmospheric Administration, 2023-2026
Aqueous Aerosol Chemistry: Elucidating the mechanisms causing mismatch between field and laboratory chemical composition of biomass burning organic aerosol
National Science Foundation, 2023-2026
Vertically and Size-Resolved Chemical Speciation of Aqueously Processed Organic Aerosols
Department of Energy FICUS, 2022-2024
Analyzing Emitted Organic Trace Gas and Aerosol Speciation at the Wildland-Urban Interface and their Atmospheric Chemical Transformations
National Oceanic and Atmospheric Administration, 2022-2025
Understanding and Characterizing Emission Factors from Burning Structures in California Due to Wildfires
California Air Resources Board, 2022-2026
A multispecies approach to investigate the changing cocktail of atmospheric urban carbon
National Oceanic and Atmospheric Administration, 2020-2024
Airborne flux measurement of volatile organic compounds and oxides of nitrogen in California
California Air Resources Board, 2020-2022
Understanding and Mitigating Wildfire Risk in California
California Air Resources Board, 2020-2022
Aerosol Chemistry Field Calibration System
Department of Energy (SBIR Phase I), 2020
Advancing Molecular Level Understanding of Aerosol Processes in the Amazon and Integration with Modeling
Department of Energy ASR, 2019-2022
Renewal: Abundance, Sources, and Fates of Organic Chemicals in Residential Environments
Sloan Foundation, 2019-2022
Laboratory Investigation of Oceanic Organic Emissions
National Science Foundation (CAICE-UCSD), 2019-2020
Chemistry of Homes: Environmental Microbes and Moisture
Sloan Foundation, 2019–2022
RAPID: Northern California Wildfire Emissions and their Atmospheric Chemical Transformations in a Highly Populated Urban Region
National Science Foundation, 2018–2020
Acquisition of Proton-Transfer-Reaction Time-Of-Flight Mass-Spectrometer (PTR-TOF-MS) for Airborne Volatile Organic Chemical Concentration and Flux Measurements
Defense University Research Instrumentation Program, Office of Naval Research, 2019–2020
Chemically Explicit Measurements and Modeling of Diesel Fuel Evaporative Emissions
South Coast Air Quality Management District, 2017
Organic Indicator Molecules of Biosouring
Energy Biosciences Institute, 2015-2018
Fires in the Western US: Analyzing Emitted Speciated Organic Trace Gases and Aerosols and their Atmospheric Chemical Transformations
National Oceanic and Atmospheric Administration, 2016-2020
Emissions from Humans Affect Indoor Air Chemistry
Sloan Foundation, 2016-2019
Berkeley Indoor Microbial Ecology Research Center (BIMERC), Renewal
Sloan Foundation, 2016-2017
Investigating Secondary Aerosol Processes in the Amazon through Molecular-level Characterization of SemiVolatile Organics
Department of Energy ASR, 2015-2020
Comprehensive Time-Resolved Molecular Speciation of Gaseous and Particulate Organic Constituents in the Atmosphere (cTAG)
Department of Energy (SBIR Phase II), 2015-2017
Understanding the Aerosol Composition from Oxidation of Long-chain Alkanes Using Novel Measurements and Modeling
France Berkeley Fund, 2014-2015
Comprehensive, Time-Resolved Molecular Speciation of Gaseous and Particulate Organic Constituents in the Atmosphere
Department of Energy (SBIR Phase I), 2014
Emissions from Humans Affect Indoor Air Chemistry
Sloan Foundation, 2014-2015
Purchase of a volatile organic chemical (VOC) sample collection and introduction system
Biology Faculty Research Fund, 2013-2014
Flipping the Classroom: Revitalizing Gateway Environmental Science Courses in ESPM
Presidential Chair Fellows Curriculum Enrichment Grant Program, 2013-2014
GoAmazon 2014 Contributions of Biogenic VOC to Organic Aerosol Formation in the Presence and Absence of Anthropogenic Pollution
National Science Foundation, 2013-2016
Improving Controls and Measurement Methods for Semi-Volatile Organic Compound Emissions from Light-Duty Vehicles
California Air Resources Board, 2013-2016
Emission, Fate, and Contribution of Biogenic Volatile Organic Compounds to Organic Aerosol Formation in the Presence of Anthropogenic Pollution: Measurements and Modeling during SOAS
US Environmental Protection Agency, 2013-2015
A Compact Instrument for Time-Resolved Airborne Particle Chemistry
NIH National Institute of Environmental Health Sciences, 2012-2013
Environmental Chemistry of Atmospheric Organic Aerosol Formation
Dreyfus Foundation, 2013-2015
Contribution of Biogenic Volatile Organic Compounds to Organic Aerosol Formation in the Presence and Absence of Anthropogenic Pollution
National Science Foundation, 2013-2016
Source Speciation of Central Valley GHG Emissions using In-Situ Measurements of Volatile Organic
Compounds
California Air Resources Board, 2013-2015
Discovery LDRD: Oxidative Transformations of Organic Aerosol
Department of Energy, Lawrence Berkeley National Laboratory, 2011-2013
Petroleum Evaporation at water surface and droplet dynamics in turbulence (through Gulf of Mexico Integrated Spill Response Consortium, Texas A&M)
Gulf of Mexico Research Initiative, 2011-2014
RAPID: TAG-AMS Measurements of Organic Aerosol during the BEACHON-RoMBAS 2011 Field Campaign
National Science Foundation, 2011-2012
Ultrafine Particle Focusing System to Separate Particulate and Gaseous Constituents of Atmospheric Aerosols
Department of Energy (SBIR Phase II), 2011-2013
Evaluation of Mobile Source Emissionsand Trends Using Detailed Chemical and Physical Measurements
US Environmental Protection Agency, 2010-2013
To Investigate the Processes and Source Responsible for Indoor Microbial Communities and Indoor Air Quality
Alfred P. Sloan Foundation, 2010-2016
Improving Regional Biogenic VOC Emission Estimates Using an Airborne PTRMS Eddy Flux Measurement System
California Air Resources Board, 2010-2013
Measurements of Speciated Organics in Aerosols by Thermal Desorption Aerosol GC/MS (TAG) during CalNex 2010
National Oceanographic and Atmospheric Administration, 2010-2013
Collaborative Research: Investigating SOA Formation in Central Los Angeles as Part of CalNex 2010
NSF National Science Foundation, 2010-2013
An In-Situ Instrument to Assess the Concentration and Phase Partitioning of Atmospheric Semi-Volatile Organic Compounds
Department of Energy (STTR Phase II), 2009-2011
Characterization of Particulate Organic via Combined Thermal Desorption Aerosol Gas Chromatography and Aerosol Mass Spectrometry (TAG-AMS)
Department of Energy (SBIR Phase II), 2009-2011
Evaluation of Mobile Source Emissions and Trends Using Detailed Chemical and Physical Measurements
US Environmental Protection Agency, 2010-2013
Hourly In Situ Quantitation of Organic Aerosol Marker Compounds during CalNex 2010
California Air Resources Board, 2010-2013
Characterization of the Atmospheric Chemistry in the Southern San Joaquin Valley and an Initial Comparison with Atmospheric Chemistry in the South Coast Air Basin
California Air Resources Board, 2009-2012
Improving Regional Biogenic VOC Emission Estimates Using an Airborne PTRMS Eddy Flux Measurement System
California Air Resources Board, 2010-2013
Biogenic VOC Emission and Organic Aerosol Composition during the Biosphere Effects on Aerosol and Photochemistry Experiment (BEARPEX)
NSF National Science Foundation, 2009-2012
Flux Measurements of Biogenic Precursors to Ozone and Particulate Matter in the Central Valley
Cal EPA Air Resources Board, 2007-2011
Measurements of Ozone Removal and VOC Emissions in Citrus Trees with Implications for Regional Air Quality
California Citrus Research Board, 2007-2011
Extending the Use of Proton-Transfer-Reaction Mass Spectrometer (PTR-MS) for New Measurements of Volatile Organic Compounds and Their Oxidation
NSF National Science Foundation, 2005-2011
Organized Research Unit (ORU), Atmospheric Science Center
UC Berkeley, 2000-2011
An In-Situ Instrument to Assess the Concentration and Phase Partitioning of Atmospheric Semi-Volatile Organic Compounds
Department of Energy (SBIR Phases I), 2002-2009
Two-dimensional chromatography of atmospheric aerosols: A new in-situ instrument
Department of Energy (STTR Phases II), 2006-2009
Automated Measurements of Organic Aerosol Composition in Agricultural Systems Using Thermal Desorption GC
UC DANR Core Issue Grant, 2007-2009
Process-Based Farm Emission Model for Estimating Volatile Organic Compound Emissions from California Dairies
California Air Resources Board, 2006-2008
Extending the use of PTR-MS for new measurements of volatile organic compounds and their oxidation products
National Science Foundation , 2001-2008
Hourly, In-situ Quantitation of Organic Aerosol Marker Compounds
California Air Resources Board, 2004-2008
Measurements of organic trace gases by PTR-MS in support of ITCT-2K4
National Oceanographic and Atmospheric Administration, 2004-2007
Carbon exchange in a Ponderosa Pine Plantation: Strategies of Water use, Seasonality of Plant Physiology, and the Impact of Aerosols on Photosynthesis
National Institute for Global Environmental Change (NIGEC)/NICCR, 2004-2007
Guiding Future Air Quality Management in California: Sensitivity to Changing Climate
Environmental Protection Agency, 2003-2007
Controls of Canopy Photosynthetic Activity on Roots and Soil Carbon Dynamics in Ponderosa Pine and Oak/Savanna Ecosystem
Kearney Foundation, 2004-2006
An Isotopic Approach for Determining the Industrial Fraction of the Total CH3Br Source to the Atmosphere
National Aeronautics and Space Administration jointly with National Science Foundation, 1998-2006
Measurements of speciated VOC's, OVOCs, and halocarbons, by automated in-situ GC/FID/MSD in support of the Intercontinental Transport and Chemical Transformation (ITCT) project
National Oceanographic and Atmospheric Administration, 2002-2005
Linking Carbon and Water Cycling in Sierra Nevada Forests to the Dynamics of Ozone and Hydrocarbon Exchange
UC Berkeley, Agricultural Experiment Station, 1998-2004
Controls of Canopy Activities on Roots and Soil Carbon Dynamics in a Young Ponderosa Pine Forest
Kearney Foundation, 2002-2003
Quantifying Biogenic Terpene Emissions and assessing their importance for Secondary Aerosol Formation
California Air Resources Board, 2001-2003
Whole Ecosystem Measurements of Biogenic Hydrocarbon Emissions
California Air Resources Board, 1999-2002
Modeling Ozone Flux to Forests Across an Ozone Concentration Gradient in the Sierra Nevada Mts., CA
Environmental Protection Agency, 1998--2002
Atmospheric Change at the Interface Between Regional and Global Scales
Department of Energy, Lawrence Berkeley National Laboratory, 1999-2001
A Field-Based Study of Sierra Nevada Forest Response to Anthropogenic Ozone and Nitrogen Deposition
Hellman Family Faculty Fund, 1997-1999
Global Climate Change: Regional Effects and Potential Consequences of Adaptation and Mitigation Measures in California
Department of Energy, Lawrence Berkeley National Laboratory, 1997-1999
Impacts of Ozone Deposition on Carbon Uptake Rates in a Sierra Nevada Ponderosa Pine Plantation
UC Berkeley, Junior Faculty Research Grant, 1997-1998
Determination of Volatile Organic Carbon Emission Rates from Biogenic Sources in California
UC Berkeley, Agricultural Experiment Station, 1996-1998
Field Programs
Field Programs
Structure Separation Burn Experiment at Insurance Institute for Business & Home Safety (IBHS) 2024-25
Burning Homes and Structural Materials (BHASMA) 2023
FIREX-AQ: Fire Influence on Regional to Global Environments and Air Quality – 2019
HOMEChem, Studying chemistry of indoor environments in experimental setting. University of Texas at Austin’s UTest House – 2018
WECAN: Western Wildfire Experiment for Cloud Chemistry, Aersol Absorption and Nitrogen – 2018
GoAmazon: Green Ocean Amazon – 2014-2015
SOAS: The Southern Oxidant and Aerosol Study – 2013
Source Speciation of Central Valley GHG Emissions using In-Situ Measurements of Volatile Organic Compounds at a Tall Tower, Walnut Grove, CA 2012-2013
CABERNET: California Airborne BVOC Emission Research in Natural Ecosystem Transects – 2011
Caldecott Tunnel traffic emissions study 2010
Research at the Nexus of Air Quality and Climate Change – CALNEX 2010
Biogenic VOC emmissions and ozone flux in a California orange grove – CITRUS 2009-2010
Biosphere Effects on Aerosols and Photochemistry Experiment – BEARPEX 2007-2009
Trinidad Head – ITCT 2K2
ARB Livestock Air Quality
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