TY - JOUR A1 - Benson, D. R. A1 - Young, L.-H. A1 - Lee, S.-H. A1 - Campos, T. L. A1 - Rogers, D. C. A1 - Jensen, J. T1 - When does new particle formation not occur in the upper troposphere? JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 7 IS - 5 SP - 14209 EP - 14232 Y1 - 2007/10/08 PB - Copernicus Publications SN - 1680-7375 UR - http://www.atmos-chem-phys-discuss.net/7/14209/2007/ L1 - http://www.atmos-chem-phys-discuss.net/7/14209/2007/acpd-7-14209-2007.pdf DO - 10.5194/acpd-7-14209-2007 ER -