Development of a High-Performance Donor-Acceptor Conjugated Polymer: Synergy in Materials and Device Optimization

Mei Gao, Jegadesan Subbiah, Paul B. Geraghty, Ming Chen, Balaji Purushothaman, Xiwen Chen, Tianshi Qin, Doojin Vak, Fiona H. Scholes, Scott E. Watkins, Melissa Skidmore, Gerard J. Wilson, Andrew B. Holmes, David J. Jones, Wallace W.H. Wong

科研成果: 期刊稿件文章同行评审

37 引用 (Scopus)

摘要

The development of a high-performance polymer PBDT-BT for bulk heterojunction solar cell devices is summarized. The polymer was first synthesized by Stille polycondensation, and solar cell devices in conventional geometry were optimized through the use of a lithium salt cathode interlayer reaching 6% power conversion efficiency. Improvements were made to the synthesis of the polymer using Suzuki polycondensation giving high-molecular-weight material in the Mn = 100 kg/mol range. Further device optimization in inverted geometry gave power conversion efficiency of over 9%. The synthesis scalability as well as the batch-to-batch reproducibility of the polymer were extensively investigated.

源语言英语
页(从-至)3481-3487
页数7
期刊Chemistry of Materials
28
10
DOI
出版状态已出版 - 24 5月 2016
已对外发布

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