Aerosol Optical Extinction during the Front Range Air Pollution and Photochemistry Experiment (FRAPPE) 2014 Summertime Field Campaign, Colorado U.S.A.

Justin Hernandez Dingle1, Kennedy-kiet T Vu1, Roya Bahreini2, Eric C Apel3, Teresa Lynn Campos4, Christopher A Cantrell5, Ronald C Cohen6, Carlena J Ebben7, Frank M Flocke8, Alan Fried9, Scott C. Herndon10, Alan J Hills11, Rebecca S Hornbrook4, L Gregory Huey12, Lisa Kaser13, Lee Mauldin14, Denise D Montzka13, John B Nowak15, Dirk Richter16, Joseph R Roscioli10, Stephen Shertz13, Meghan H Stell13, David Tanner17, Geoffrey S Tyndall18, James Walega16, Petter Weibring16 and Andrew John Weinheimer19, (1)University of California Riverside, Riverside, CA, United States, (2)University of California Riverside, Environmental Sciences, Riverside, United States, (3)University Corporation for Atmospheric Research, Boulder, CO, United States, (4)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling Laboratory, Boulder, CO, United States, (5)Univ of Colorado, Boulder, CO, United States, (6)University of California, Berkeley, Berkeley, United States, (7)University of California Berkeley, Berkeley, CA, United States, (8)National Center for Atmospheric Research, Atmospheric Chemistry Observations & Modeling Laboratory, Boulder, United States, (9)Institute of Arctic and Alpine Research, University of Colorado, Boulder, CO, United States, (10)Aerodyne Research Inc., Billerica, United States, (11)NCAR, Boulder, United States, (12)Georgia Institute of Technology Main Campus, Atlanta, GA, United States, (13)National Center for Atmospheric Research, Boulder, CO, United States, (14)Pacific Northwest National Laboratory, Richland, WA, United States, (15)NASA Langley Research Center, Hampton, VA, United States, (16)University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, United States, (17)Georgia Institute of Technology Main Campus, School of Earth and Atmospheric Sciences, Atlanta, United States, (18)Natl Ctr Atmospheric Research, Boulder, CO, United States, (19)National Center for Atmospheric Research, Atmospheric Chemistry Observations and Modeling Laboratory, Boulder, United States