1. Institut de Combustion, Aérothermique, Réactivité et Environnement/OSUC–CNRS, 45071 Orléans Cedex 2, France
2. Atmospheric Chemistry Observations and Modeling Laboratory, National Center for Atmospheric Research, Boulder, CO 80307, USA
3. College of Engineering, Center for Environmental Research and Technology (CE-CERT), University of California, Riverside, CA 92521, USA