TY - JOUR A1 - Pierce, J. R. A1 - Adams, P. J. T1 - Efficiency of cloud condensation nuclei formation from ultrafine particles JO - Atmos. Chem. Phys. J1 - ACP VL - 7 IS - 5 SP - 1367 EP - 1379 Y1 - 2007/02/27 PB - Copernicus Publications SN - 1680-7316 UR - http://www.atmos-chem-phys.net/7/1367/2007/ L1 - http://www.atmos-chem-phys.net/7/1367/2007/acp-7-1367-2007.pdf ER -