Axisymmetric and Asymmetric Naphthalene-Bisthienothiophene Based Nonfullerene Acceptors: On Constitutional Isomerization and Photovoltaic Performance

Wei Hu, Xiaoyan Du, Wenliu Zhuang, Wenyan Su, Jiamin Cao^*, Amir Masoud Pourrahimi, Ning Li, Xingxing Shen, Maojie Zhang, Donghong Yu, Wolfgang Gruber, Tobias Unruh, Ergang Wang, Christoph J. Brabec