High-Efficiency All-Polymer Solar Cells with Poly-Small-Molecule Acceptors Having π-Extended Units with Broad Near-IR Absorption

Ning Su,Ruijie Ma,Guoping Li,Tao Liu,Liang-wen Feng,Chenjian Lin,Jianhua Chen,Jun Song,Yiqun Xiao,Junle Qu,Xinhui Lu,Vinod K. Sangwan,Mark C. Hersam,He Yan,Antonio Facchetti,Tobin J. Marks

High-Efficiency All-Polymer Solar Cells with Poly-Small-Molecule Acceptors Having π-Extended Units with Broad Near-IR Absorption

2021

Ning Su
Ruijie Ma
Guoping Li
Tao Liu
Liang-wen Feng
Chenjian Lin
Jianhua Chen
Jun Song
Yiqun Xiao
Junle Qu
Xinhui Lu
Vinod K. Sangwan
Mark C. Hersam
He Yan
Antonio Facchetti
Tobin J. Marks

We report two new poly-small-molecule acceptors, PYN-BDT and PYN-BDTF, which serve, by virtue of their π-extended naphthalene rings, as broad optical cross-section macromolecular absorbers (extendi...

Keywords:

Small molecule
ir absorption
Polymer solar cell
Photochemistry
Naphthalene
Macromolecule
Materials science

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