Donor-acceptor conjugated polymers with 2-(2-ethylhexyl)-3-hexyl thienyl substituted benzo[1,2-b:4,5-b'] dithiophene (BDT) as donor building block and 5,6-difluorobenzo[c][1,2,5] thiadiazole as acceptor building block have been synthesized by Stille coupling polymerization. The polymerization conditions were optimized to achieve high molecular weight polymers (number-average molecular weight, M-n, up to 139 kg mol(-1)). The molecular weight dependent polymer properties were studied and compared. Photovoltaic applications of the polymers in bulk heterojunction (BHJ) solar cells revealed that the power conversion efficiency increased significantly (from 0.9% to 4.1%) as the M-n increased from 10 kg mol(-1) to 73 kg mol(-1) while further increase of the molecular weight had less influence on the solar cell performance.
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Noriega R, 2013, NAT MATER, V12, P1038, DOI [10.1038/nmat3722, 10.1038/NMAT3722]
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Hiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, Japan
Japan Sci & Technol Agcy, Precursory Res Embryon Sci & Technol PRESTO, Chiyoda Ku, Tokyo 1020075, JapanHiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, Japan
Osaka, Itaru
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Saito, Masahiko
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Mori, Hiroki
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Hiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, JapanHiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, Japan
Mori, Hiroki
;
Koganezawa, Tomoyuki
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Japan Synchrotron Radiat Res Inst, Sayo, Hyogo 6795198, JapanHiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, Japan
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Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Piliego, Claudia
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Holcombe, Thomas W.
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Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Holcombe, Thomas W.
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Douglas, Jessica D.
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Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Douglas, Jessica D.
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Woo, Claire H.
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Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Univ Calif Berkeley, Dept Chem Engn, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Woo, Claire H.
;
Beaujuge, Pierre M.
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Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Beaujuge, Pierre M.
;
Frechet, Jean M. J.
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Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USA
Univ Calif Berkeley, Dept Chem Engn, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
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S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Wang, Ming
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Hu, Xiaowen
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S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Hu, Xiaowen
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Liu, Peng
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S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Liu, Peng
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Li, Wei
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S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Li, Wei
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Gong, Xiong
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S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Univ Akron, Dept Polymer Engn, Akron, OH 44325 USAS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Gong, Xiong
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Huang, Fei
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S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Huang, Fei
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Cao, Yong
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S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
机构:
Hiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, Japan
Japan Sci & Technol Agcy, Precursory Res Embryon Sci & Technol PRESTO, Chiyoda Ku, Tokyo 1020075, JapanHiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, Japan
Osaka, Itaru
;
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Saito, Masahiko
;
Mori, Hiroki
论文数: 0引用数: 0
h-index: 0
机构:
Hiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, JapanHiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, Japan
Mori, Hiroki
;
Koganezawa, Tomoyuki
论文数: 0引用数: 0
h-index: 0
机构:
Japan Synchrotron Radiat Res Inst, Sayo, Hyogo 6795198, JapanHiroshima Univ, Grad Sch Engn, Dept Appl Chem, Hiroshima 7398527, Japan
机构:
Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Piliego, Claudia
;
Holcombe, Thomas W.
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h-index: 0
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Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Holcombe, Thomas W.
;
Douglas, Jessica D.
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Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Douglas, Jessica D.
;
Woo, Claire H.
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机构:
Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Univ Calif Berkeley, Dept Chem Engn, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Woo, Claire H.
;
Beaujuge, Pierre M.
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Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Beaujuge, Pierre M.
;
Frechet, Jean M. J.
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h-index: 0
机构:
Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
Univ Calif Berkeley, Dept Chem, Berkeley, CA 94720 USA
Univ Calif Berkeley, Dept Chem Engn, Berkeley, CA 94720 USAUniv Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
机构:
S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Wang, Ming
;
Hu, Xiaowen
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h-index: 0
机构:
S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Hu, Xiaowen
;
Liu, Peng
论文数: 0引用数: 0
h-index: 0
机构:
S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Liu, Peng
;
Li, Wei
论文数: 0引用数: 0
h-index: 0
机构:
S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Li, Wei
;
Gong, Xiong
论文数: 0引用数: 0
h-index: 0
机构:
S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Univ Akron, Dept Polymer Engn, Akron, OH 44325 USAS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Gong, Xiong
;
Huang, Fei
论文数: 0引用数: 0
h-index: 0
机构:
S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China
Huang, Fei
;
Cao, Yong
论文数: 0引用数: 0
h-index: 0
机构:
S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R ChinaS China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Phys & Chem Luminescence, Guangzhou 510640, Guangdong, Peoples R China