Competing effects of viscosity and surface-tension depression on the hygroscopicity and CCN activity of laboratory surrogates for oligomers in atmospheric aerosol

Natasha Hodas, California Institute of Technology, Pasadena, CA, United States, Andreas Zuend, McGill University, Department of Atmospheric and Oceanic Sciences, Montreal, QC, Canada, Manabu Shiraiwa, Max Planck Institute for Chemistry, Mainz, Germany, Richard C Flagan, California Institute of Technology, Department of Chemical Engineering, Pasadena, CA, United States, John Seinfeld, California Institute of Technology, Department of Chemical Engineering, Pasadena, United States, Katherine Schilling, U.S. Army Criminal Investigation Laboratory, Forest Park, GA, United States and Thomas Berkemeier, Max Planck Institute for Chemistry, Multiphase Chemistry Department, Mainz, Germany