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초록
New donor-sigma-acceptor (D-sigma-A) molecules of (HAT)-n(PCBM) (where n=1 and 2; PCBM refers to [6,6]-phenyl C61-butyric acid methyl ester and HAT refers to 5,5'-(9,10-bis((4-hexylphenyl)ethynyl)anthracene-2,6-diyl)bis(ethyne-2,1-diyl)bis(2-hexylthiophene)) were successfully synthesized for studying the intermolecular association behavior and their possible applications of these molecules to photovoltaic (PV) devices. In PV devices, (HAT)-n(PCBM) gave a reasonably high power conversion efficiency (PCE) of 0.18-0.44% with an open circuit voltage (V-oc) ranging from 0.42 to 0.51 V without adding extra amount of PCBM. (C) 2012 Elsevier B.V. All rights reserved.
키워드
Conjugated molecules; Anthracene; PCBM; Donor-sigma-acceptor; Semiconductor; Photovoltaic cell; PHOTOINDUCED ELECTRON-TRANSFER; COMPLEXATION; BISIMIDE; CORE; DYAD; 1ST
- 제목
- Organic donor-sigma-acceptor molecules based-on 5,5 '-(9,10-bis((4-hexylphenyl)ethynyl)anthracene-2,6-diyl)bis(ethyne-2,1-diyl)bis(2-hexylthiophene)
- 저자
- Shin, Jicheol; Lee, Tae Wan; Kang, Nam Su; Kim, Kyung Hwan; Hong, Jae-Min; Choi, Dong Hoon
- 발행일
- 2012-09
- 유형
- Article
- 저널명
- Synthetic Metals
- 권
- 162
- 호
- 15-16
- 페이지
- 1335 ~ 1342