@article {27788, title = {Relative humidity-dependent viscosity of secondary organic material from toluene photo-oxidation and possible implications for organic particulate matter over megacities}, journal = {Atmospheric Chemistry and Physics}, volume = {16}, year = {2016}, pages = {8817{\textendash}8830}, doi = {10.5194/acp-16-8817-2016}, url = {http://www.atmos-chem-phys.net/16/8817/2016/}, author = {Song, M. and Liu, P. F. and Hanna, S. J. and Zaveri, R. A. and Potter, K. and You, Y. and Martin, S. T. and Bertram, A. K.} }