Active and widespread halogen chemistry in the tropical and subtropical free troposphere

Siyuan Wang, Johan Albrecht Schmidt, Sunil Baidar, Sean Coburn, Barbara Dix, Theodore K. Koenig, Eric Apel, Dene Bowdalo, Teresa L. Campos, Ed Eloranta, Mathew J. Evans, Joshua P. DiGangi, Mark A. Zondlo, Ru-Shan Gao, Julie A. Haggerty, Samuel R. Hall, Rebecca S. Hornbrook, Daniel Jacob, Bruce Morley, Bradley PierceMike Reeves, Pavel Romashkin, Arnout ter Schure, Rainer Volkamer