ProductsOPV - n-type Materials

BTP-4Cl-12

Photovoltaic

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Description

BTP-4Cl-12 is an analog to Y7 with longer alkyl chains on its pyrrole rings. This derivative improves the processability of its predecessor, improving performances. A PCE over 17% of PCE was reported using the donor polymer PBDB-T-2F . A device certified by the National Institute of Metrology, China (NIM) registered a PCE of 16.7%.

Reference:
Cui, Y.; Yao, H.; Hong, L.; Zhang, T.; Tang, Y.; Lin, B.; Xian, K.; Gao, B.; An, C.; Bi, P.; Ma, W.; Hou, J., 17% efficiency organic photovoltaic cell with superior processability. National Science Review 2019, 7, (7), 1239–1246

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