Working towards long endurance stratospheric Portable Optical Particle Spectrometer (POPS) measurements onboard the World View Stratollite

Elizabeth Asher1,2, Troy D Thornberry1, Ru-Shan Gao1, Steven J Ciciora1, Alan Stern3 and David W Fahey4, (1)NOAA Chemical Sciences Laboratory, Boulder, United States, (2)Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, United States, (3)World View Enterprises, Tucson, United States, (4)NOAA Chemical Sciences Laboratory, Boulder, CO, United States