Origin of Nanoscale Variations in Photoresponse of an Organic Solar Cell Hamadani, Behrang H. ; Jung, Suyong ; Haney, Paul M. ; Richter, Lee J. ; Zhitenev, Nikolai B. Abstract Publication: Nano Letters Pub Date: May 2010 DOI: 10.1021/nl9040516 Bibcode: 2010NanoL..10.1611H