@Article{acp-7-1367-2007, AUTHOR = {Pierce, J. R. and Adams, P. J.}, TITLE = {Efficiency of cloud condensation nuclei formation from ultrafine particles}, JOURNAL = {Atmospheric Chemistry and Physics}, VOLUME = {7}, YEAR = {2007}, NUMBER = {5}, PAGES = {1367--1379}, URL = {http://www.atmos-chem-phys.net/7/1367/2007/}, ISSN = {1680-7316} }