Evaluation of Small Molecules as Front Cell Donor Materials for High-Efficiency Tandem Solar Cells.

Zhang, Qian; Wan, Xiangjian; Liu, Feng; Kan, Bin; Li, Miaomiao; Feng, Huanran; Zhang, Hongtao; Russell, Thomas P et al. · Adv Mater · 2016

basic_science · Level V

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Abstract

Three small molecules as front cell donors for tandem cells are thoroughly evaluated and a high power conversion efficiency of 11.47% is achieved, which demonstrates that the oligomer-like small molecules offer a good choice for high-performance tandem solar cells.