[K-3-5] Property Enhancement of Hole Transport Layer and Transparent Electrode by the Addition of Polar Solvents for Organic Solar Cells D.H. Kim1、K.Y. Lee1、S.J. Park1、Y.J. Kim1 (1.Yonsei Univ. (Korea)) https://doi.org/10.7567/SSDM.2014.K-3-5