Here we demonstrate the fabrication of novel, "quasi-bilayer" inverted organic photovoltaic devices using halogen-free solvents. The inferior solubility of pristine fullerene in non-halogenated solvents was used to control the interpenetration of upper polymeric donor layers with bottom fullerene layers. Notably, island-like nano-morphologies were revealed by AFM, SEM, TEM, cross-sectional TEM images and PL quenching measurement. Correlation between device performance, thin-film nano-morphology and ac impedance was observed. High efficiencies of 6.55% and 7.15% were observed for PBDTTT-C-T and PTB7 cells, respectively. These results demonstrate that this novel process not only offers an effective new method to control the morphology of solar active layers but, more importantly, could also be applied to a wide range of current material systems to produce efficient devices that comply with the non-toxic halogen-free requirement.
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Chen, Chun-Chao
;
Dou, Letian
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Univ Calif Los Angeles, Calif NanoSyst Inst, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Dou, Letian
;
Gao, Jing
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h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Gao, Jing
;
Chang, Wei-Hsuan
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Univ Calif Los Angeles, Calif NanoSyst Inst, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Chang, Wei-Hsuan
;
Li, Gang
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Li, Gang
;
Yang, Yang
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Univ Calif Los Angeles, Calif NanoSyst Inst, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
机构:
Solarmer Energy Inc, El Monte, CA 91731 USA
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USASolarmer Energy Inc, El Monte, CA 91731 USA
Chen, Hsiang-Yu
;
Hou, Jianhui
论文数: 0引用数: 0
h-index: 0
机构:
Solarmer Energy Inc, El Monte, CA 91731 USASolarmer Energy Inc, El Monte, CA 91731 USA
Hou, Jianhui
;
Zhang, Shaoqing
论文数: 0引用数: 0
h-index: 0
机构:
Solarmer Energy Inc, El Monte, CA 91731 USASolarmer Energy Inc, El Monte, CA 91731 USA
Zhang, Shaoqing
;
Liang, Yongye
论文数: 0引用数: 0
h-index: 0
机构:
Univ Chicago, Dept Chem, Chicago, IL 60637 USA
Univ Chicago, James Franck Inst, Chicago, IL 60637 USASolarmer Energy Inc, El Monte, CA 91731 USA
Liang, Yongye
;
Yang, Guanwen
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USASolarmer Energy Inc, El Monte, CA 91731 USA
Yang, Guanwen
;
Yang, Yang
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USASolarmer Energy Inc, El Monte, CA 91731 USA
Yang, Yang
;
Yu, Luping
论文数: 0引用数: 0
h-index: 0
机构:
Univ Chicago, Dept Chem, Chicago, IL 60637 USA
Univ Chicago, James Franck Inst, Chicago, IL 60637 USASolarmer Energy Inc, El Monte, CA 91731 USA
Yu, Luping
;
Wu, Yue
论文数: 0引用数: 0
h-index: 0
机构:
Solarmer Energy Inc, El Monte, CA 91731 USASolarmer Energy Inc, El Monte, CA 91731 USA
Wu, Yue
;
Li, Gang
论文数: 0引用数: 0
h-index: 0
机构:
Solarmer Energy Inc, El Monte, CA 91731 USASolarmer Energy Inc, El Monte, CA 91731 USA
机构:
Univ Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USAUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Chen, Kung-Shih
;
Salinas, Jose-Francisco
论文数: 0引用数: 0
h-index: 0
机构:
Univ Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Ctr Invest Opt, Guanajuato 37000, MexicoUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Salinas, Jose-Francisco
;
Yip, Hin-Lap
论文数: 0引用数: 0
h-index: 0
机构:
Univ Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USAUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Yip, Hin-Lap
;
Huo, Lijun
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, State Key Lab Polymer Phys & Chem, Beijing 100190, Peoples R ChinaUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Huo, Lijun
;
Hou, Jianhui
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, State Key Lab Polymer Phys & Chem, Beijing 100190, Peoples R ChinaUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Hou, Jianhui
;
Jen, Alex K. -Y.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USAUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Chen, Chun-Chao
;
Dou, Letian
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Univ Calif Los Angeles, Calif NanoSyst Inst, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Dou, Letian
;
Gao, Jing
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Gao, Jing
;
Chang, Wei-Hsuan
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Univ Calif Los Angeles, Calif NanoSyst Inst, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Chang, Wei-Hsuan
;
Li, Gang
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Li, Gang
;
Yang, Yang
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
Univ Calif Los Angeles, Calif NanoSyst Inst, Los Angeles, CA 90095 USAUniv Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
机构:
Solarmer Energy Inc, El Monte, CA 91731 USA
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USASolarmer Energy Inc, El Monte, CA 91731 USA
Chen, Hsiang-Yu
;
Hou, Jianhui
论文数: 0引用数: 0
h-index: 0
机构:
Solarmer Energy Inc, El Monte, CA 91731 USASolarmer Energy Inc, El Monte, CA 91731 USA
Hou, Jianhui
;
Zhang, Shaoqing
论文数: 0引用数: 0
h-index: 0
机构:
Solarmer Energy Inc, El Monte, CA 91731 USASolarmer Energy Inc, El Monte, CA 91731 USA
Zhang, Shaoqing
;
Liang, Yongye
论文数: 0引用数: 0
h-index: 0
机构:
Univ Chicago, Dept Chem, Chicago, IL 60637 USA
Univ Chicago, James Franck Inst, Chicago, IL 60637 USASolarmer Energy Inc, El Monte, CA 91731 USA
Liang, Yongye
;
Yang, Guanwen
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USASolarmer Energy Inc, El Monte, CA 91731 USA
Yang, Guanwen
;
Yang, Yang
论文数: 0引用数: 0
h-index: 0
机构:
Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USASolarmer Energy Inc, El Monte, CA 91731 USA
Yang, Yang
;
Yu, Luping
论文数: 0引用数: 0
h-index: 0
机构:
Univ Chicago, Dept Chem, Chicago, IL 60637 USA
Univ Chicago, James Franck Inst, Chicago, IL 60637 USASolarmer Energy Inc, El Monte, CA 91731 USA
Yu, Luping
;
Wu, Yue
论文数: 0引用数: 0
h-index: 0
机构:
Solarmer Energy Inc, El Monte, CA 91731 USASolarmer Energy Inc, El Monte, CA 91731 USA
Wu, Yue
;
Li, Gang
论文数: 0引用数: 0
h-index: 0
机构:
Solarmer Energy Inc, El Monte, CA 91731 USASolarmer Energy Inc, El Monte, CA 91731 USA
机构:
Univ Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USAUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Chen, Kung-Shih
;
Salinas, Jose-Francisco
论文数: 0引用数: 0
h-index: 0
机构:
Univ Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Ctr Invest Opt, Guanajuato 37000, MexicoUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Salinas, Jose-Francisco
;
Yip, Hin-Lap
论文数: 0引用数: 0
h-index: 0
机构:
Univ Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USAUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Yip, Hin-Lap
;
Huo, Lijun
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, State Key Lab Polymer Phys & Chem, Beijing 100190, Peoples R ChinaUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Huo, Lijun
;
Hou, Jianhui
论文数: 0引用数: 0
h-index: 0
机构:
Chinese Acad Sci, Inst Chem, Beijing Natl Lab Mol Sci, State Key Lab Polymer Phys & Chem, Beijing 100190, Peoples R ChinaUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA
Hou, Jianhui
;
Jen, Alex K. -Y.
论文数: 0引用数: 0
h-index: 0
机构:
Univ Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USAUniv Washington, Dept Mat Sci & Engn, Seattle, WA 98195 USA