Daniel J Cziczo¹, Xiaoli Shen², Justin Jacquot³, Yaowei Li⁴, John Dykema⁵, Jasna V. Pittman⁶, Jessica B Smith⁷, Frank N Keutsch⁸, Kenneth Paul Bowman⁹, Cameron R Homeyer¹⁰, Gregory P Schill¹¹ and Daniel Murphy¹¹, (1)Purdue University, Department of Earth, Atmospheric, and Planetary Sciences, West Lafayette, IN, United States, (2)Purdue University, West Lafayette, United States, (3)Purdue University, Department of Earth, Atmospheric, and Planetary Sciences, West Lafayette, United States, (4)Massachusetts Institute of Technology, Cambridge, MA, United States, (5)Harvard University, School of Engineering and Applied Sciences, Cambridge, United States, (6)Harvard University, Harvard John A. Paulson School of Engineering and Applied Sciences, Cambridge, United States, (7)Harvard Univ/Anderson Group, Cambridge, United States, (8)Harvard University, Cambridge, United States, (9)Texas A&M University, Atmospheric Sciences, College Station, United States, (10)University of Oklahoma, School of Meteorology, Norman, OK, United States, (11)NOAA Chemical Sciences Laboratory, Boulder, United States