Journal ArticleDOI
Naphtho[1,2-c:5,6-c′]bis[1,2,5]thiadiazole-based conjugated polymers consisting of oligothiophenes for efficient polymer solar cells
Junfeng Tong,Jianfeng Li,Peng Zhang,Xuying Ma,Min Wang,Lili An,Jingbiao Sun,Pengzhi Guo,Chunyan Yang,Yangjun Xia,Yangjun Xia +10 more
TLDR
In this paper, two donor-π-acceptor (Dπ-A) type low bandgap (LBG) conjugated polymers, namely, PT-DTNT-DT and PTT-DT NT-DT, consisting of thiophene (T) and/or thieno[3,2- b ]thiophene(TT) as donor moiety, two flanking 2decyltetradecylthienyl as π-bridges and strong electron-withdrawing naphtho[1,2]-bis[About:
This article is published in Polymer.The article was published on 2017-07-14. It has received 38 citations till now. The article focuses on the topics: HOMO/LUMO & Polymer solar cell.read more
Citations
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Journal ArticleDOI
The comprehensive utilization of the synergistic effect of fullerene and non-fullerene acceptors to achieve highly efficient polymer solar cells
Zezhou Liang,Junfeng Tong,Hongdong Li,Yufei Wang,Ningning Wang,Jianfeng Li,Chunming Yang,Yangjun Xia +7 more
TL;DR: In this paper, a ternary PSC based on PTBTz-2:IT-M:PC71BM with different weight ratios was systematically investigated, and the energy transfer mechanism between PC71BM and IT-M was investigated in depth by femtosecond pump-probe transient absorption spectroscopy and time correlated single-photon counting.
Journal ArticleDOI
Self-doping n-type polymer as a cathode interface layer enables efficient organic solar cells by increasing built-in electric field and boosting interface contact
Yufei Wang,Zezhou Liang,Xiaoming Li,Jicheng Qin,Meiling Ren,Chunyan Yang,Xichang Bao,Yangjun Xia,Jianfeng Li +8 more
TL;DR: In this paper, a self-doping polymer cathode interface material for organic solar cells was synthesized by incorporating benzotriazole (BTA) as an electron-deficient group and a fluorene containing an amino group.
Journal ArticleDOI
Dual Imide-Functionalized Unit-Based Regioregular D–A1–D–A2 Polymers for Efficient Unipolar n-Channel Organic Transistors and All-Polymer Solar Cells
TL;DR: This study provides insights into the naphthalenediimide-based regioregular D-A1-D-A2 copolymers used in all-PSCs and offers important design guidelines for future development of n-type semiconducting polymers.
Journal ArticleDOI
Enhanced Photovoltaic Performance in D-π-A Copolymers Containing Triisopropylsilylethynyl-Substituted Dithienobenzodithiophene by Modulating the Electron-Deficient Units
TL;DR: The preliminary results demonstrated that the replacement of BT with NT in a D-π-A type polymer backbone was an effective strategy of tuning the molecular structure to achieve highly efficient polymer solar cells (PSCs).
Journal ArticleDOI
Medium band gap conjugated polymers from thienoacene derivatives and pentacyclic aromatic lactam as promising alternatives of poly(3-hexylthiophene) in photovoltaic application
Peili Gao,Junfeng Tong,Pengzhi Guo,Jianfeng Li,Ningning Wang,Cheng Li,Xuying Ma,Peng Zhang,Chenglong Wang,Yangjun Xia +9 more
TL;DR: In this paper, two alternating medium band gap conjugated polymers (PBDT-TPTI and PDTBDT -TPTI) derived from 4,8-bis(4,5-dioctylthien-2-yl)benzo[1,2-b:4, 5-b′]dithiophene (BDT) or 5,10-bis (4,6-didecylthien 2yl)dithieno[2,3-d:2′,3′-d′-
References
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Journal ArticleDOI
Polymer photovoltaic cells : enhanced efficiencies via a network of internal donor-acceptor heterojunctions
TL;DR: In this paper, the carrier collection efficiency and energy conversion efficiency of polymer photovoltaic cells were improved by blending of the semiconducting polymer with C60 or its functionalized derivatives.
Journal ArticleDOI
Design Rules for Donors in Bulk‐Heterojunction Solar Cells—Towards 10 % Energy‐Conversion Efficiency
Markus C. Scharber,David Mühlbacher,Markus Koppe,Patrick Denk,Christoph Waldauf,Alan J. Heeger,Christoph J. Brabec +6 more
TL;DR: In this article, the authors presented a review of several organic photovoltaics (OPV) technologies, including conjugated polymers with high-electron-affinity molecules like C60 (as in the bulk-heterojunction solar cell).
Journal ArticleDOI
Polymer solar cells
TL;DR: In this article, a review summarizes recent progress in the development of polymer solar cells and provides a synopsis of major achievements in the field over the past few years, while potential future developments and the applications of this technology are also briefly discussed.
Journal ArticleDOI
Enhanced power-conversion efficiency in polymer solar cells using an inverted device structure
TL;DR: In this article, the authors showed that PFN can be incorporated into polymer light-emitting devices (PLEDs) to enhance electron injection from high-work-function metals such as aluminium (work function w of 4.3 eV) and gold (w ¼ 5.2 eV).
Journal ArticleDOI
For the Bright Future—Bulk Heterojunction Polymer Solar Cells with Power Conversion Efficiency of 7.4%
TL;DR: The past success in organic light-emitting diodes provides scientists with confidence that organic photovoltaic devices will be a vital alternate to the inorganic counterpart, and the easiness of the fabrication holds the promise of very low-cost manufacturing process.