Joel A. Thornton


Contact Information:

Mail: 408 ATG Building,  Box 351640

University of Washington

Seattle, WA 98195

Office Phone: 206-543-4010

Email: thornton@atmos.uw.edu

Education:

2002               Ph.D., Department of Chemistry, University of California, Berkeley

1996               B.A., Dartmouth College; Magna Cum Laude, Honors in Chemistry

Employment and Appointments:

2015-present          Professor, Department of Atmospheric Sciences, University of Washington, Seattle

2015-present          Adjunct Professor, Department of Chemistry, University of Washington, Seattle

2009 – 2015           Associate Professor, Department of Atmospheric Sciences, University of Washington, Seattle

2012 – 2015           Adjunct Associate Professor, Department of Chemistry, University of Washington, Seattle

2004 – 2009         Assistant Professor, Department of Atmospheric Sciences, University of Washington, Seattle

2002 – 2004         Postdoctoral Fellow, Department of Chemistry, University of Toronto

Recent Research Grants and Contracts:

NSF AGS, June 2014 – June 2017, PI, $2.2M (total), Collaborative Research: Wintertime INvestigation of Transport, Emissions, and Reactivity (WINTER), Co-PI Jaegle

DOE ASR, June 2014 – June 2017, $471.2K, Sources, composition and properties of newly formed and regional organic aerosol in a boreal forest during the Biogenic Aerosol: Effects on Clouds and Climate Campaign

NSF CHEM, Nov 2014 – Oct 2017, $790K (~400K to UW), Collaborative Research: Quantifying Secondary Organic Aerosol Formation from the Reactive Uptake of Isoprene-derived Epoxides to Submicron Aerosol Particles

NSF AGS, Feb 2016 – Jan 2019, PI, $378.7K, Collaborative Research: Chlorine Activation in Biomass Burning Plumes

PNNL, Dec 2015 – Mar 2017, PI, $182.8, Participation in the ARM campaign: Holistic Interactions of Shallow Clouds, Aerosols, and Land-Ecosystems (HI-SCALE)

State of Washington, June 2013 – 2015, $516K, Co-PI, Ultrafine Particle Study in Clallam and Jefferson Counties

NSF AGS June 2009 – June 2014, PI, $780K, CARREER: Nocturnal Nitrogen Oxide Chemistry in Forested and Marine Regions

NSF CHEM Aug 2011 – 2015, $357K, PI, Multiphase Chemistry and Mass Transport in Submicron Mixed Inorganic and Organic Aerosol Particles

DOE ASR, June 2011 – June 2014, $210K, PI, Connecting Organic Aerosol Climate-Relevant Properties to Chemical Mechanisms of Sources and Processing

DOE June 2011 – June 2014, $390K, Co-PI, Collaborative Research: Study of Aerosol Sources and Processing at the GVAX Pantnagar Ground Supersite, P.I. Douglas Worsnop (Aerodyne Research Incoporated)

DOE SBIR Phase II, Dec. 2011- 2013, $200K, PI, Subcontract via Aerodyne Research Incorporated, Chemical Ionization Time-of-Flight Mass Spectrometer for Real-Time Particle- and Gas-Phase Organic Speciation

NASA Aug 2010 – Aug 2013, PI, $100K, Constraints on the Reactivity and Components of Nocturnal Nitrogen Oxides (Graduate Student Fellowship)

EPA October 2008 – 2011, PI, $111K, Assessing the Role of Acyl Peroxy Nitrates in the Chemical Evolution of an Urban Plume and its Interaction with the Biosphere (Graduate Student Fellowship)

California Air Resources Board July 2009 – July 2012, PI, Subcontract via UC, Berkeley, $125K, Air Quality in the San Joaquin Valley

Graduate Students as Primary Advisor:

Lexie Goldberger          ATMS PhD Expected 2019: thesis topic: couplings between reactive nitrogen and organic aerosol chemistry in biomass burning plumes

Jessica Haskins            ATMS PhD Expected 2019: thesis topic: tropospheric reactive chlorine chemistry      * ARCS fellow, AMS Graduate Fellowship recipient, EPA STAR Graduate Fellowship recipient (jointly advised with L. Jaeglé)

Emma D’Ambro           CHEM PhD Expected 2019: thesis topic: atmospheric organic aerosol formation from photochemical oxidation of isoprene (biogenic hydrocarbon with largest emission rate)  *NSF Graduate Fellowship recipient

Felipe Lopez-Hilfiker   PhD ATMS  2015 thesis topic: composition and volatility of atmospheric organic aerosol in subtropical and boreal forest ecosystems

Beth Friedman              PhD ATMS   2014 thesis topic: cloud nucleating ability of atmospheric particles, now a Postdoctoral Fellow at Colorado State University *DOE Graduate Student Fellowship recipient

Theran Riedel              PhD CHEM 2013 thesis topic: chlorine radical sources and chemistry in polluted regions, now a Postdoctoral Fellow, UNC Chapel Hill, *NASA Earth System Science graduate fellowship recipient

Reddy Yatavelli           PhD ATMS    2011 thesis topic: development of new measurement methods for gas and particle organic compounds,  now Research Scientist at Desert Research Institute, University of Nevada, *NASA Earth System Science graduate fellowship recipient

Julia Peterson               MS CHEM 2011 thesis topic: assessment of high-resolution time of flight mass spectrometry for detection of oxygenated hydrocarbons by chemical ionization now in Private Industry

Sarah Harrold              MS ATMS 2010 thesis topic: organic nitrogen compounds in a forest environment,  now a staff scientist at Puget Sound Clean Air Agency

Glenn Wolfe                PhD CHEM 2010 thesis topic: transport and forest-atmosphere exchange of reactive nitrogen, now a Research Scientist UMBC/NASA Goddard Space Flight Center , *NASA Earth System Science graduate fellowship recipient, *EPA STAR graduate fellowship recipient

Postdoctoral Supervision:

Yue Zhao                              2016                PhD, Peking U.,          Currently in Thornton Group (UW)

Siegfried Schobesberger   2015                 PhD, U. Helsinki,      Currently in Thornton Group (UW)

Ben H. Lee                           2012                 PhD, Harvard U.,      Currently in Thornton Group (UW)

Cassandra Gaston              2012- 2015     PhD,  UCSD,                Assistant Professor at U of Miami

Claudia Mohr                     2011- 2014      PhD,  ETH Zurich,     Research Professor, Karlsruhe Institute of Technology

Timothy Bertram             2007-2009       PhD, UC Berkely,      Assistant Professor, University of Wisconsin, Madison

James Kercher                 2007-2009,       PhD, Duke U. ,          Assistant Professor, Hiram College

V. Faye McNeill               2005-2007,       PhD, MIT ,                 Associate Professor, Columbia U.

Professional Awards and Achievements:

2012               Henry G. Houghton Award, American Meteorological Society

2010               Annual Teaching Award, Department of Atmospheric Sciences, University of Washington

2009               NSF CAREER Award

2008               NASA Group Achievement Award for for INTEX-B Campaign

2008               UW Student Technology Fee Award for Student Machine Shop

2006               The Henry and Camille Dreyfus Foundation Postdoctoral Program in Environmental Chemistry

2005               UW Curriculum Development Award

2003               Atmospheric Chemistry Colloquium for Emerging Senior Scientists

2002               University of California Club of San Francisco Fellowship

2000               Teaching Effectiveness Award (UC, Berkeley campus-wide competition)

2004-2007     NASA New Investigator Program in Earth Science

1999-2002     NASA Earth Systems Science Fellow

1999               Outstanding Graduate Student Instructor (Dept. of Chemistry, UC, Berkeley)

1996               American Chemical Society Award for Excellence in Analytical Chemistry

Professional Society Memberships:

American Chemical Society, American Geophysical Union, American Meteorological Society, European Geosciences Union

Professional Activities and Service:

Editorial Duties

2015 – present Editor, Geophysical Research Letters

2013 – present Invited Editor, Atmospheric Chemistry and Physics special issue on the UK’s RONOCO campaign

2012 – present Invited Editor, Atmospheric Chemistry and Physics special issue on CARES  campaign

2006 – present Co-Editor of the journal Atmospheric Chemistry and Physics

Peer Reviewer Activities

2003 – present Regular peer reviewer for following journals: Science, Nature, Proceedings of the National Academy of Sciences, Atmospheric Chemistry and Physics, Environmental Science and Technology, Geophysical Research Letters, Journal of Geophysical Research, Journal of Physical Chemistry, Physical Chemistry and Chemical Physics, Journal of Aerosol Science

2003 – present Peer reviewer and/or review panel member for following funding agencies: NSF, DOE, NASA, UK NERC, DFG (Germany), Israel Science Foundation, and others

Committee and Organizational Activities

2015 – present Chair AMS Committee on Atmospheric Ozone

2014 – present Scientific Advisory Group, European Research Council funded project: Comprehensive molecular characterization of organic aerosol formation in the atmosphere

2013 – present AMS Science and Technology Advisory Committee on Atmospheric Chemistry

2013 – present Co-lead DOE Atmospheric System Research focus area on organic and inorganic aerosol interactions

2014 Environmental Molecular Sciences Laboratory’s (EMSL) Aerosol Initiative Strategic Planning and Review Panel at Pacific Northwest National Laboratory

2014 Organizing Committee: Long-range Pollution Transport Impacts on Criteria Pollutants Conference

2012 – 2014 Co-organizer Telluride Conference on Organic Particles in the Atmosphere

2012 Fundamental and Computational Sciences Directorate Advisory Committee, Pacific Northwest National Laboratory

2011 Co-Chair Tropospheric Halogens and Multiphase Chemistry, American Geophysical Union Fall Meeting

2008 Co-Chair Physical Chemistry of Atmospheric Processes, a weeklong session at the American Chemical Society Spring Meeting

2006 Co-Chair Tropospheric Heterogeneous Chemistry and Aerosol Phase Transitions, American Geophysical Union Fall Meeting

2006 – 2008 Pacific Northwest National Laboratory Aerosol Climate Initiative Advisory Panel

2005 Pacific Northwest National Laboratory Environmental Molecular Sciences Laboratory Recapitalization Workshop/Panel

2004 Co-Chair Tropospheric Chemistry, American Geophysical Union Spring Meeting

Atmospheric Chemistry Field Campaigns and Science Teams (since 2009):

2015 – 2018    Wintertime Emissions, Transformations, and Transport – (PI, NSF C-130 aircraft)

2015 – 2018    Biogenic Aerosol Effects on Clouds and Climate (DOE AMF 2) – Finland

2013                Southeast Nexus of Climate and Air Quality (SENEX) – (NOAA P-3 aircraft)

2013                Southern Oxidants and Aerosol Study (SOAS) – (NSF)

2013                Pan-European Gas-AeroSOls-climate interaction Study (PEGASOS) – Finland

2011 – 2014    ClearFlo: London Air Quality Campaign, sponsored by DOE ASR

2011                NACHTT – Tall tower study of nighttime nitrogen oxide and halogen activation chemistry (UW and NOAA ESRL collaboration)

2010                     CALNEX 2010 – A coupled air quality and climate forcing study. Participating on NOAA-led cruise, LA ground site, and Bakersfield ground site

2009                     Activation of Continental Chloride by Reactive Oxides of Nitrogen in wInter tiMe: Boulder, Co, February 2009 (UW –NOAA ESRL collaboration)

2007 – 2010         VAMOS Ocean-Cloud-Land Study: Deployment at Paposo Land Site September – November 2008

2007 – 2010        International Chemistry Experiment in the Arctic Lower Troposphere (Part of International Polar Year): March – April 2008 on the Research Vessel Knorr

2007 – 2010        Biosphere Effects on Aerosols and Photochemistry Experiment: Blodgett Forest, CA, July – October 2007 and June – July 2009

University of Washington Service:

2014 – 2015                  Civil and Environmental Engineering Faculty Search Committee

2014 – present              Payload Advisor to UW Society for Advanced Rocket Propulsion

2013 – present             Department Strategic Planning Committee

2011 – present              Program on the Environment Advisory Board

2011                                Department of Atmospheric Sciences Chair Search Committee

2011 – 2013                   UWHS Climate Course (Luanne Thompson lead) –course content provider

2010 – 2011                   Atmosphere-Biosphere Faculty Search Committee

2010 – present             Hobbs Memorial Lecture Selection Committee

2010 – present             Department Development Committee

2007 – present            Undergraduate Curriculum Committee

2007 – present            Alternate Graduate Program Coordinator

2006 – present            Research Infrastructure and Machine Shop Committee (Chair as of 2010)

2007 – 2008                Atmosphere and Climate Dynamics Faculty Search Committee

2004 – present            Graduate School Representative (>6 since 2009)

Presentations: Invited Lectures (2009 – 2015):

January 2016, invited lecture, “Forests, Humans, and Atmospheric Aerosol Particles”, University of California, Irvine, Department of Chemistry seminar series

December 2015, invited lecture, “Applications of online high resolution time of flight chemical ionization mass spectrometry (HRToF-CIMS): opportunities and challenges for aircraft measurements, atmosphere-ecosystem exchange, and organic aerosol composition”, AGU Fall Meeting, San Francisco, CA

December 2015, invited lecture,“An overview of reactive chlorine measurements during the WINTER C-130 aircraft campaign”, AGU Fall Meeting, San Francisco, CA,

October 2015, invited lecture, “On the volatility of IEPOX derived SOA,” American Association for Aerosol Research Annual Meeting, Minneapolis, MN

August 2015, invited lecture, “Highly Functionalized Organic Nitrates: Implications for SOA and Reactive Nitrogen Cycling,” American Chemical Society Fall Meeting, Boston, MA

April 2015, invited lecture, “Forests, Humans, and Atmospheric Aerosol Particles”, Colorado State University, Department of Chemistry seminar series

March 2015, invited lecture, “Photochemical and multiphase sources of SOA from isoprene,” American Chemical Society Spring Meeting, Denver, CO

December 2014, invited lecture, “Detection of extremely low volatility organic compounds in the gas-phase: implications for cloud condensation nuclei and secondary organic aerosol,” American Geophysical Union Annual Meeting, San Francisco – Given by postdoctoral fellow C. Gaston due to scheduling conflict

December 2014, invited lecture, “Detection of extremely low volatility organic compounds in the gas-phase: implications for cloud condensation nuclei and secondary organic aerosol,” International Atmospheric Chemical Mechanisms Conference, Davis

August 2014, invited lecture, “Nitrogen oxides in high biogenic voc environments: implications for NOx removal and SOA formation,” American Chemical Society Annual Meeting, San Francisco

August 2014, invited lecture, “Detection of extremely low volatility organic compounds in the gas-phase: implications for cloud condensation nuclei and secondary organic aerosol,” American Chemical Society Annual Meeting, San Francisco

July 2014, invited lecture, “Attack of the Peroxides: ELVOC and the Saving Grace of IEPOX”, Telluride Science Research Conference Organic Aerosol meeting

May 2014, invited lecture, “Detection of extremely low volatility organic compounds in the gas-phase: implications for cloud condensation nuclei and secondary organic aerosol”, EMSL Aerosol Initiative Science Meeting, PNNL

March 2014, invited plenary lecture, “Detection of extremely low volatility organic compounds in the gas-phase: implications for cloud condensation nuclei and secondary organic aerosol”, Department of Energy Atmospheric System Research Science Team Meeting

November 2013, invited lecture, “Low volatility organic acids in gas and particle phases,” Center for Particle Studies, Carnegie Mellon University

March 2013, invited lecture, “Rethinking the role of nocturnal nitrogen oxide chemistry on air quality and climate,” Department of Physics, University of Eastern Finland, Kuopio

February 2013, invited lecture, “Rethinking the role of nocturnal nitrogen oxide chemistry on air quality and climate,” Center for Atmospheric Chemistry, University of Gothenburg

December 2012, invited lecture, “Rethinking the role of nocturnal nitrogen oxide chemistry on air quality and climate,” Institute for Energy and Climate, Forschungszentrum Jülich, Germany,

October 2012, invited lecture, “Rethinking the role of nocturnal nitrogen oxide chemistry on air quality and climate,” Institute for Atmospheric and Climate Science, Swiss Federal Institute of Technology (ETH)

October 2012, invited lecture, “Effect of Aerosol Organics on Trace Gas Processing” Finnish Center of Excellence Fall Meeting, Hyytiälä Finland

August 2012 invited lecture, “Chlorine activation by Nocturnal Reactive Nitrogen: Impacts on oxidants, ozone, and VOC,” American Chemical Soceity Fall Meeting Philadelphia – Given by student Theran Riedel due to my departure for sabbatical in Finland

July 2012, invited lecture, “Organic acids in gas and particle phases”, Telluride Science Research Conference, Organic Aerosols: Formation, Processing and Impacts

May 2012, invited lecture, “N2O5 uptake to halide-doped ices” Canadian Society of Chemistry Spring Meeting, Calgary

May 2012, invited lecture, “Stumbling around in the dark: the importance of nighttime heterogeneous chemistry to reactive nitrogen budgets” Analytical Chemistry Seminar, Department of Chemistry, University of Washington

April 2012, invited lecture, “Stumbling around in the dark: the importance of nighttime heterogeneous chemistry to reactive nitrogen budgets”, Harvard University, School of Engineering and Applied Sciences

March 2012, invited lecture, “From Alkane SOA to Light Absorbing Compounds in Biomass Burning Particles: Applications of the MOVI-CI-HTOFMS” CI-TOF User’s Meeting, Boulder, CO.

August 2011, invited lecture, “Direct Measurements of N2O5 reactivity on Ambient Particles”, American Chemical Society Annual Meeting, Denver

July 2011, invited lecture, “Chlorine Activation by N2O5 in Expected and Unexpected Locations”, Dartmouth College, Hanover, NH.

July 2011, invited lecture, “Chlorine Activation by N2O5 in Expected and Unexpected Locations”, Gordon Research Conference on Atmospheric Chemistry, Mt. Snow, VT.

April 2011, invited lecture, “Rethinking Chlorine Atom Sources in Polluted Coastal and Continental Regions”, HALOPROC Annual Research Team Meeting, Oberjoch Germany

December 2010, invited lecture, “Halogen Activation by N2O5 in Continental and Marine Environments: Mechanistic Insights from Field Observations and Expected Impacts on Oxidant Budgets” International Atmospheric Chemical Mechanisms Conference

December 2010, invited lecture, “Towards in situ molecular-level speciation of organic aerosol using a chemical ionization high-resolution time of flight mass spectrometer (CI-HToF-MS), Environmental Chemistry of Aerosols, Pacifichem 2010 Congress

December 2010, invited lecture, “The Chemistry of Forest Atmosphere Exchange” American Geophysical Union Fall Meeting

October 2010, invited lecture, “Rethinking chlorine atom sources and the role of nighttime chemistry” Massachusetts Institute of Technology, EAPS

October 2010, invited lecture, “The Chemistry of Atmosphere Forest Exchange”, Harvard University, Earth and Planetary Sciences

September 2010, invited lecture, “Chlorine Activation and Air Quality”, Pacific National Northwest Laboratory

August 2010, invited lecture, “Widespread Halogen Activation by N2O5 Heterogeneous Chemistry”, American Chemical Society annual meeting, Boston

July 2010, invited lecture, “Organic Aerosol Viewed Through Two Lenses”, Telluride Science Research Conference on Organic Aerosols

January 2010, invited lecture, “Sea Spray Chemistry Over Denver and Other Insights into Nocturnal Reactive Nitrogen Chemistry,” Howard University, Washington, D.C.

December 2009, invited lecture, “From Tromsø to Boulder: the global importance of ClNO2 as a Cl atom source”, American Geophysical Union Meeting

Presentations: Contributed (2009 – 2015) by Thornton (not students/postdocs)

July 2015, contributed poster, “Photochemical and multiphase sources of SOA from Isoprene”, Gordon Research Conference on Atmospheric Chemistry, Waterville Valley, NH

May 2014, contributed lecture, “Found in Finland: Missing link between forest emissions an cloud condensation nuclei,” UW Department Atmospheric Sciences Colloquium

July 2013, contributed poster, “Highly Oxygenated Organic Acids in Gas and Particle Phases”, Gordon Research Conference on Atmospheric Chemistry

April 2013, contributed lecture, “A MCM modeling study of the effects of nitryl chloride on oxidant budgets, ozone production, VOC lifetimes, and halogen recycling in polluted regions,” European Geophysical Union Annual Meeting

March 2012, contributed poster, “From Alkane SOA to Light Absorbing Compounds in Biomass Burning Particles: Applications of the MOVI-CI-HTOFMS” DOE ASR Science Team Meeting

December 2011, contributed poster, “Nitryl Chloride (ClNO2) from Sea to Shining Sea: A comparison of observations in the coastal Pacific and North Atlantic” American Geophysical Union Annual Meeting

April 2011, contributed lecture, “On the relationship between nitryl chloride and molecular chlorine and their relative importance as Cl-atom sources” European Geophysical Union Annual Meeting

June 2010, contributed poster, “What happens at night matters the next morning: coupling between N2O5 chemistry and morning oxidants” International Global Atmospheric Chemistry meeting

December 2009, contributed lecture: “Sea Spray Chemistry Over Denver: A large atomic chlorine source inferred from nitrogen oxide chemistry,” UW Department of Atmospheric Sciences Colloquium