Atmospheric Chemistry Division (ACD) and the Mesoscale & Microscale Meteorology Division (MMM) at NCAR Earth System Laboratory (NESL), Aug-Nov, 2013

Institute of Environmental Physics, Heidelberg University, June-Oct 2014

MIT Department of Civil and Environmental Engineering, Massachusetts Institute of Technology (Cambridge, MA), Nov 2014-Feb 2015

Environment Canada, Air Quality Modelling Research Group

The National Oceanic and Atmospheric Administration (NOAA)

Department of Atmospheric Science, Colorado State University

Paul Scherrer Institute in Villigen Switzerland

Canada Center for Inland Waters, CCIW (Environment Canada)

Forschungszentrum Juelich

University of Michigan Biological Station and Department of Climate and Space Sciences and Engineering

University of Michigan

Harvard University

Royal Belgium Institute for Space Aeronomy (Brussels, Belgium)