Polymer non-fullerene solar cells of vastly different efficiencies for minor side-chain modification: impact of charge transfer, carrier lifetime, morphology and mobility

Awartani, Omar M.; Gautam, Bhoj; Zhao, Wenchao; Younts, Robert; Hou, Jianhui; Gundogdu, Kenan; Ade, Harald

doi:10.1039/C7TA01746D

Title: Polymer non-fullerene solar cells of vastly different efficiencies for minor side-chain modification: impact of charge transfer, carrier lifetime, morphology and mobility

Journal Article · Mon Jan 01 00:00:00 EST 2018 · Journal of Materials Chemistry. A

DOI:https://doi.org/10.1039/C7TA01746D· OSTI ID:1454297

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Department of Physics and Organic and Carbon Electronics Laboratory (ORACEL), North Carolina State University, Raleigh, USA
Department of Physics and Organic and Carbon Electronics Laboratory (ORACEL), North Carolina State University, Raleigh, USA, Department of Chemistry and Physics
State Key Laboratory of Polymer Physics and Chemistry, Beijing National Laboratory of Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190

The performance of the 11.25% efficient PBDB-T : ITIC system degraded to 4.35% after a minor side-chain modification in PBDB-O : ITIC. In this study, the underlying reasons behind this vast difference in efficiencies are investigated.

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Sponsoring Organization:: USDOE Office of Science (SC), Basic Energy Sciences (BES)

Grant/Contract Number:: AC02-05CH11231

OSTI ID:: 1454297

Journal Information:: Journal of Materials Chemistry. A, Journal Name: Journal of Materials Chemistry. A Vol. 6 Journal Issue: 26; ISSN 2050-7488

Publisher:: Royal Society of Chemistry (RSC)Copyright Statement

Country of Publication:: United Kingdom

Language:: English

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Cited by: 38 works

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