Caitano L. da Silva¹, William P Winn², Kenneth Eack³, Harald E Edens³, Graydon D Aulich⁴, Steven J Hunyady⁴, Richard Sonnenfeld⁵ and Paul R Krehbiel⁶, (1)New Mexico Institute of Mining and Technology, Langmuir Laboratory for Atmospheric Research, Socorro, NM, United States, (2)New Mexico Institute of Mining and Technology, Socorro, NM, United States, (3)New Mexico Institute of Mining and Technology, Department of Physics and Langmuir Laboratory, Socorro, NM, United States, (4)New Mexico Institute of Mining and Technology, Langmuir Laboratory, Socorro, NM, United States, (5)Langmuir Laboratory for Atmospheric Research, Socorro, NM, United States, (6)New Mexico Tech, Langmuir Laboratory for Atmospheric Research, Socorro, NM, United States