@Article{acpd-7-14209-2007, AUTHOR = {Benson, D. R. and Young, L.-H. and Lee, S.-H. and Campos, T. L. and Rogers, D. C. and Jensen, J.}, TITLE = {When does new particle formation not occur in the upper troposphere?}, JOURNAL = {Atmospheric Chemistry and Physics Discussions}, VOLUME = {7}, YEAR = {2007}, NUMBER = {5}, PAGES = {14209--14232}, URL = {http://www.atmos-chem-phys-discuss.net/7/14209/2007/}, DOI = {10.5194/acpd-7-14209-2007} }