Chelia Thompson¹, Rudra P Pokhrel², Marc Nicholas Fiddler³, Scott C. Herndon⁴, Conner Daube⁴, Tara Irene Yacovitch⁵, Francesca Majluf⁵, Jordan E. Krechmer⁵, Edward Fortner⁵, Timothy Bruce Onasch⁶, Matthew Mitchell Coggon⁷ and Solomon Bililign⁸, (1)North Carolina A & T State University, Greensboro, NC, United States, (2)North Carolina A & T State University, Physics, ISET Center, Greensboro, NC, United States, (3)North Carolina A & T State University, NOAA-ISET Center, Greensboro, NC, United States, (4)Aerodyne Research Inc, Billerica, MA, United States, (5)Aerodyne Research Inc., Billerica, MA, United States, (6)Aerodyne Research, Inc., Billerica, MA, United States, (7)CIRES and NOAA ESRL, Chemical Sciences Laboratory, Boulder, CO, United States, (8)North Carolina A & T State University, Physics, Greensboro, NC, United States

Pamela Rickly^1,2, Andrew W Rollins¹, Hongyu Guo³, Benjamin Nault⁴, Pedro Campuzano Jost⁵ and Jose L Jimenez⁶, (1)NOAA Earth System Research Laboratory, Chemical Sciences Division, Boulder, CO, United States, (2)University of Colorado at Boulder, CIRES, Boulder, CO, United States, (3)Georgia Institute of Technology Main Campus, Atlanta, GA, United States, (4)University of California Berkeley, Dept. of Earth and Planetary Science, Berkeley, CA, United States, (5)University of Colorado Boulder, Boulder, CO, United States, (6)University of Colorado at Boulder, Cooperative Institute for Research in Environmental Sciences (CIRES) and Department of Chemistry, Boulder, CO, United States

Kouji Adachi, Meteorological Research Institute, Ibaraki, Japan, Takeshi Kinase, Meteorological Research Institute, Tsukuba, Japan, Eric M Scheuer, University of New Hampshire, Institute for the Study of Earth, Ocean, and Space, Durham, NH, United States, Jack E Dibb, University of New Hampshire, Institute for the Study of Earth, Oceans, and Space, Durham, NH, United States, Joseph M Katich, University of Colorado Cooperative Institute for Research in Environmental Sciences (CIRES) at the NOAA Chemical Sciences Laboratory (CSL), Boulder, CO, United States and Joshua Peter Schwarz, NOAA Chemical Sciences Laboratory (CSL), Boulder, CO, United States

Hannah S Halliday¹, Glenn S Diskin², Joshua P DiGangi³, John B Nowak³, Yonghoon Choi³, Mario Rana³, Alan Fried⁴ and Elizabeth Brooke Wiggins³, (1)US Environmental Protection Agency Research Triangle Park, Durham, NC, United States, (2)NASA Langley Research Ctr, Hampton, VA, United States, (3)NASA Langley Research Center, Hampton, VA, United States, (4)University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, CO, United States

Glenn Wolfe¹, Katrina Mai Cone², Jin Liao³, Reem A Hannun⁴, Jason Michael St Clair⁵, Thomas F Hanisco¹, Glenn S Diskin⁶, Joshua P DiGangi⁷, Hannah S Halliday⁸, John B Nowak⁷, Yonghoon Choi⁷, Amber Jeanine Soja⁹, Jessica L McCarty¹⁰, Emily Marie Gargulinski¹¹, Alan Fried¹², Petter Weibring¹², Dirk Richter¹², Carsten Warneke¹³, Matthew Mitchell Coggon¹⁴ and Georgios Gkatzelis¹³, (1)NASA GSFC, Greenbelt, MD, United States, (2)University of California Berkeley, Berkeley, CA, United States, (3)Universities Space Research Association and NASA Goddard Space Flight Center, Greenbelt, MD, United States, (4)Harvard Univ/Anderson Group, Cambridge, MA, United States, (5)Caltech, Pasadena, CA, United States, (6)NASA Langley Research Ctr, Hampton, VA, United States, (7)NASA Langley Research Center, Hampton, VA, United States, (8)Universities Space Research Association Columbia, Columbia, MD, United States, (9)National Institute of Aerospace, Hampton, VA, United States, (10)Miami University Oxford, Oxford, OH, United States, (11)Universities Space Research Association, NASA Langley Research Center, Hampton, VA, United States, (12)University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, CO, United States, (13)CIRES and NOAA ESRL, Chemical Sciences Laboratory, Boulder, CO, United States, (14)California Institute of Technology, Department of Chemical Engineering, Pasadena, CA, United States

Yonghoon Choi¹, Glenn S Diskin², Joshua P DiGangi³, John B Nowak³, Mario Rana¹, Hannah Halliday⁴ and Amber Jeanine Soja⁵, (1)Science Systems and Applications, Inc. Hampton, Hampton, VA, United States, (2)NASA Langley Research Ctr, Hampton, VA, United States, (3)NASA Langley Research Center, Hampton, VA, United States, (4)US Environmental Protection Agency Research Triangle Park, Durham, NC, United States, (5)National Institute of Aerospace, Hampton, VA, United States

Nathaniel Brockway¹, Katie Tuite², Jochen Stutz¹, Pamela Rickly³, Andrew W Rollins³ and FIREX-AQ Science Team, (1)University of California Los Angeles, Department of Atmospheric and Oceanic Sciences, Los Angeles, CA, United States, (2)University of California Los Angeles, Atmospheric and Oceanic Sciences, Los Angeles, CA, United States, (3)NOAA Earth System Research Laboratory, Chemical Sciences Division, Boulder, CO, United States

Isobel J Simpson¹, Donald Ray Blake¹, Simone Meinardi¹, Barbara Barletta¹, Nicola J Blake¹, Brenna Biggs¹, Alicia Hoffman¹, Alex Jarnot¹, Christopher Woods¹, Eric C Apel², Rebecca S Hornbrook², Glenn S Diskin³, Joshua P DiGangi⁴, John B Nowak⁴, Hannah S Halliday⁵ and Robert J Yokelson⁶, (1)University of California Irvine, Irvine, CA, United States, (2)National Center for Atmospheric Research, Boulder, CO, United States, (3)NASA Langley Research Ctr, Hampton, VA, United States, (4)NASA Langley Research Center, Hampton, VA, United States, (5)Universities Space Research Association Columbia, Columbia, MD, United States, (6)University of Montana, Department of Chemistry, Missoula, MT, United States

Aaron Lamplugh¹, Vanessa Selimovic², Matthew Mitchell Coggon¹, Georgios Gkatzelis¹, Kanako Sekimoto³, Carsten Warneke¹, Donald Ray Blake⁴, Barbara Barletta⁴, Brenna Biggs⁴, Nicola J Blake⁴, Alicia Hoffman⁴, Alex Jarnot⁴, Simone Meinardi⁴, Isobel J Simpson⁴, Christopher Woods⁴, Eric C Apel⁵, Rebecca S Hornbrook⁵, Alan J Hills⁵, Glenn S Diskin⁶, Thaopaul V Bui⁷, Christopher D Holmes⁸, Alan Fried⁹, Petter Weibring⁹, Dirk Richter⁹, James Walega⁹ and Jessica Gilman¹⁰, (1)CIRES and NOAA ESRL, Chemical Sciences Laboratory, Boulder, CO, United States, (2)University of Montana, Department of Chemistry, Missoula, MT, United States, (3)Yokohama CIty University, Graduate School of Nanobioscience, Yokohama, Japan, (4)University of California Irvine, Irvine, CA, United States, (5)National Center for Atmospheric Research, Boulder, CO, United States, (6)NASA Langley Research Ctr, Hampton, VA, United States, (7)NASA Ames Research Center, Moffett Field, CA, United States, (8)Florida State University, Tallahassee, FL, United States, (9)University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, CO, United States, (10)NOAA Earth System Research Laboratory, Chemical Sciences Laboratory, Boulder, CO, United States

Eric C Apel¹, Rebecca S Hornbrook², Alan J Hills³, Donald Ray Blake⁴, Simone Meinardi⁴, Barbara Barletta⁴, Isobel J Simpson⁴, Nicola J Blake⁴, Alex Jarnot⁴, Christopher Woods⁴, Glenn S Diskin⁵, Alan Fried⁶, Dirk Richter⁶, Petter Weibring⁶, Glenn M Wolfe⁷, Thomas F Hanisco⁸, John B Nowak⁹, Hannah S Halliday¹⁰, Jessica Gilman¹¹, Aaron Lamplugh¹², Matthew Mitchell Coggon¹³, Kanako Sekimoto¹⁴, Carsten Warneke¹², Robert J Yokelson¹⁵, Joshua P DiGangi⁹, Georgios Gkatzelis¹⁶, Vanessa Selimovic¹⁵, Brenna Biggs⁴, Jason M St Clair¹⁷, Reem A Hannun¹⁸, James Walega⁶, Jin Liao¹⁹ and FIREX-AQ Science Team, (1)University Corporation for Atmospheric Research, Boulder, CO, United States, (2)National Center for Atmospheric Research, Boulder, CO, United States, (3)NCAR, Boulder, CO, United States, (4)University of California Irvine, Irvine, CA, United States, (5)NASA Langley Research Ctr, Hampton, VA, United States, (6)University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, CO, United States, (7)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (8)NASA GSFC, Greenbelt, MD, United States, (9)NASA Langley Research Center, Hampton, VA, United States, (10)Universities Space Research Association Columbia, Columbia, MD, United States, (11)NOAA Earth System Research Laboratory, Chemical Sciences Laboratory, Boulder, CO, United States, (12)CIRES and NOAA ESRL, Chemical Sciences Laboratory, Boulder, CO, United States, (13)California Institute of Technology, Department of Chemical Engineering, Pasadena, CA, United States, (14)NOAA Boulder, Boulder, CO, United States, (15)University of Montana, Department of Chemistry, Missoula, MT, United States, (16)Forschungszentrum Jülich GmbH, Jülich 52428, Germany, (17)University of Maryland Baltimore County, Baltimore, MD, United States, (18)Harvard Univ/Anderson Group, Cambridge, MA, United States, (19)Universities Space Research Association and NASA Goddard Space Flight Center, Greenbelt, MD, United States

Jamy Lee¹, Conner Daube², Edward Fortner², Scott C. Herndon², Nathaniel W. May¹, Nicholas Ellsworth¹ and Kerri Pratt³, (1)University of Michigan Ann Arbor, Department of Chemistry, Ann Arbor, MI, United States, (2)Aerodyne Research Inc, Billerica, MA, United States, (3)University of Michigan Ann Arbor, Department of Chemistry and Department of Earth & Environmental Sciences, Ann Arbor, MI, United States

Matthew Mitchell Coggon¹, Georgios Gkatzelis², Kanako Sekimoto³, Jessica Gilman⁴, Aaron Lamplugh⁵, Ilann Bourgeois⁶, Jeff Peischl⁵, Thomas B Ryerson⁷, Patrick R Veres⁸, J A Neuman⁹, Caroline Womack¹⁰, Steven S Brown⁴, Andrew W Rollins¹⁰, Pamela Rickly¹⁰, Megan Bela¹¹, Rebecca Schwantes¹², Joseph M Katich¹³, Jakob Lindaas¹⁴, Jose L Jimenez¹⁵, Pedro Campuzano Jost¹⁶, Hongyu Guo¹⁵, Benjamin A Nault¹⁵, Demetrios Pagonis¹⁵, Melinda Schueneman¹⁵, Doug A Day¹⁵, Armin Wisthaler¹⁷, Felix Piel¹⁷, Laura Tomsche¹⁸, Tomas Mikoviny¹⁷, Johnathan W Hair¹⁹, Taylor J Shingler¹⁹, Marta A Fenn¹⁹, Vanessa Selimovic²⁰, L Gregory Huey²¹, Yi Ji²², Young Ro Lee²², David Tanner²¹, John B Nowak¹⁹, Joshua P DiGangi¹⁹, Hannah S Halliday^19,23, Glenn S Diskin²⁴, Alan Fried²⁵, Petter Weibring²⁵, Glenn M Wolfe²⁶, Jason M St Clair²⁷, Reem A Hannun²⁸, Jin Liao²⁹, Thomas F Hanisco³⁰, Katherine Travis¹⁹, James Roberts⁸, Michael Trainer³¹, Joshua Peter Schwarz³², James H Crawford¹⁹ and Carsten Warneke⁵, (1)Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, (2)NOAA Earth Systems Research Laboratory, Chemical Sciences Division, Boulder, United States, (3)Yokohama CIty University, Graduate School of Nanobioscience, Yokohama, Japan, (4)NOAA Earth System Research Laboratory, Chemical Sciences Laboratory, Boulder, CO, United States, (5)CIRES and NOAA ESRL, Chemical Sciences Laboratory, Boulder, CO, United States, (6)NOAA Chemical Sciences Division, Boulder, CO, United States, (7)NOAA ESRL Chemical Sciences Division, Boulder, CO, United States, (8)NOAA ESRL, Chemical Sciences Laboratory, Boulder, CO, United States, (9)Cooperative Institute for Research in Environmental Sciences (CIRES), NOAA ESRL, Chemical Sciences Laboratory, Boulder, CO, United States, (10)NOAA Earth System Research Laboratory, Chemical Sciences Division, Boulder, CO, United States, (11)University of Colorado, Boulder, CO, United States, (12)Cooperative Institute for Research in Environmental Sciences (CIRES) University of Colorado and NOAA ESRL Chemical Sciences Laboratory, Boulder, CO, United States, (13)University of Colorado Cooperative Institute for Research in Environmental Sciences (CIRES) at the NOAA Chemical Sciences Laboratory (CSL), Boulder, CO, United States, (14)Harvard University, Earth and Planetary Sciences, Cambridge, MA, United States, (15)University of Colorado at Boulder, Cooperative Institute for Research in Environmental Sciences (CIRES) and Department of Chemistry, Boulder, CO, United States, (16)University of Colorado Boulder, Boulder, CO, United States, (17)University of Oslo, Department of Chemistry, Oslo, Norway, (18)Max Planck Institute for Chemistry, Mainz, Germany, (19)NASA Langley Research Center, Hampton, VA, United States, (20)University of Montana, Department of Chemistry, Missoula, MT, United States, (21)Georgia Institute of Technology, School of Earth and Atmospheric Sciences, Atlanta, GA, United States, (22)Georgia Institute of Technology Main Campus, Atlanta, GA, United States, (23)Universities Space Research Association Columbia, Columbia, MD, United States, (24)NASA Langley Research Ctr, Hampton, VA, United States, (25)University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, CO, United States, (26)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (27)NASA Goddard Space Flight Center, Atmospheric Chemistry and Dynamics Lab, Greenbelt, MD, United States, (28)Harvard Univ/Anderson Group, Cambridge, MA, United States, (29)Universities Space Research Association and NASA Goddard Space Flight Center, Greenbelt, MD, United States, (30)NASA GSFC, Greenbelt, MD, United States, (31)Chemical Sciences Laboratory, NOAA Earth System Research Laboratories, Boulder, CO, United States, (32)NOAA Chemical Sciences Laboratory (CSL), Boulder, CO, United States

Samuel R Hall¹, Kirk Ullmann¹, Teresa Lynn Campos², Yonghoon Choi³, Joshua P DiGangi³, Glenn S Diskin⁴, Marta A Fenn⁵, Johnathan W Hair³, Hannah Halliday⁶, Anthony Notari³, John B Nowak³ and Taylor J Shingler⁷, (1)National Center for Atmospheric Research (NCAR), Atmospheric Chemistry Observations and Modeling Laboratory, Boulder, CO, United States, (2)Natl Ctr Atmospheric Research, Boulder, CO, United States, (3)NASA Langley Research Center, Hampton, VA, United States, (4)NASA Langley Research Ctr, Hampton, VA, United States, (5)SSAI, Hampton, VA, United States, (6)US Environmental Protection Agency Research Triangle Park, Durham, NC, United States, (7)Science Systems and Applications, Inc., Hampton, VA, United States

Yingjie Shen¹, Rudra P Pokhrel^1,2, Shane M Murphy¹, Ezra JT Levin³ and Amy Sullivan⁴, (1)University of Wyoming, Laramie, WY, United States, (2)North Carolina A & T State University, Physics, ISET Center, Greensboro, NC, United States, (3)Colorado State University, Atmospheric Science, Fort Collins, CO, United States, (4)Colorado State University, Fort Collins, CO, United States

Lixu Jin¹, Wade Permar¹, Emily V Fischer² and Lu Hu¹, (1)University of Montana, Chemistry and Biochemistry, Missoula, MT, United States, (2)Colorado State University, Atmospheric Science, Fort Collins, CO, United States

Amber Jeanine Soja, NASA Langley Research Center, Hampton, VA, United States, Emily Gargulinski, National Institute of Aerospace, Hampton, VA, United States, Elizabeth Brooke Wiggins, University of California, Earth System Science, Irvine, CA, United States; Universities Space Research Association Columbia, Columbia, MD, United States, Shobha Kondragunta, NOAA College Park, College Park, MD, United States, Jessica L McCarty, Miami University Oxford, Oxford, OH, United States, Andrew T Hudak, USDA Forest Service, Rocky Mountain Research Station, Moscow, ID, United States, Kevin Heirs, Tall Timbers, Tallahassee, United States, Chuanyu Xu, I.M. Systems Group, Inc, Rockville, MD, United States, Meng Zhou, University of Iowa, Center for Global and Regional Environmental Research, Iowa City, IA, United States and Jun Wang, University of Iowa, Chemical and Biochemical Engineering, Iowa City, IA, United States

Teresa Lynn Campos, National Center for Atmospheric Research, Boulder, CO, United States and Frank M Flocke, NCAR, Boulder, CO, United States