scholarly journals Highly efficient polymer solar cells cast from non-halogenated xylene/anisaldehyde solution

2015 ◽  
Vol 8 (9) ◽  
pp. 2744-2752 ◽  
Author(s):  
Christian Sprau ◽  
Felix Buss ◽  
Michael Wagner ◽  
Dominik Landerer ◽  
Manuel Koppitz ◽  
...  

Several high performance polymer:fullerene bulk-heterojunctions are deposited from non-halogenated xylene/anisaldehyde solution, yielding power conversion efficiencies up to 9.5%.

2020 ◽  
Vol 8 (22) ◽  
pp. 11381-11390 ◽  
Author(s):  
Enfang He ◽  
Zhi Zheng ◽  
Yi Lu ◽  
Fengyun Guo ◽  
Shiyong Gao ◽  
...  

A novel benzodifuran (BDF)-based polymer (PDiFPBDF-TBz, F13) was designed and synthesized for non-fullerene polymer solar cells with the impressive power conversion efficiencies of up to 13.34% and improved stabilities.


2015 ◽  
Vol 8 (2) ◽  
pp. 610-616 ◽  
Author(s):  
Yuze Lin ◽  
Zhi-Guo Zhang ◽  
Huitao Bai ◽  
Jiayu Wang ◽  
Yuehan Yao ◽  
...  

A nonfullerene electron acceptor (IEIC) based on indaceno[1,2-b:5,6-b′]dithiophene and 2-(3-oxo-2,3-dihydroinden-1-ylidene)malononitrile was designed and synthesized, and fullerene-free polymer solar cells based on the IEIC acceptor showed power conversion efficiencies of up to 6.31%.


2017 ◽  
Vol 5 (2) ◽  
pp. 712-719 ◽  
Author(s):  
Woosung Lee ◽  
Jae Woong Jung

A novel wide band gap polymer (PIDTT-TT) has been synthesized to use in efficient polymer solar cells with power conversion efficiencies up to 7.10%.


RSC Advances ◽  
2014 ◽  
Vol 4 (92) ◽  
pp. 50988-50992 ◽  
Author(s):  
Tao Yuan ◽  
Dong Yang ◽  
Xiaoguang Zhu ◽  
Lingyu Zhou ◽  
Jian Zhang ◽  
...  

The power conversion efficiency of a PTB7:PC71BM polymer solar cell was improved up to 9.1% by a combination of methanol treatment followed by conjugation of a water- or alcohol-soluble polyelectrolyte thin layer.


2017 ◽  
Vol 10 (10) ◽  
pp. 2212-2221 ◽  
Author(s):  
Zhaojun Li ◽  
Xiaofeng Xu ◽  
Wei Zhang ◽  
Xiangyi Meng ◽  
Zewdneh Genene ◽  
...  

High-performance ternary all-polymer solar cells with outstanding efficiency of 9.0% are realized by incorporating two donor and one acceptor polymers with complementary absorption and proper energy level alignment.


Nanoscale ◽  
2021 ◽  
Author(s):  
Congcong Zhao ◽  
Jiuxing Wang ◽  
Xuanyi Zhao ◽  
Zhonglin Du ◽  
Renqiang Yang ◽  
...  

The past decade has seen a tremendous development of organic solar cells (OSCs). To date, the high-performance OSCs have boosted the power conversion efficiencies (PCEs) over 17%, showing bright prospects...


2016 ◽  
Vol 3 (2) ◽  
pp. 222-239 ◽  
Author(s):  
Fengling Zhang ◽  
Olle Inganäs ◽  
Yinhua Zhou ◽  
Koen Vandewal

Abstract Global efforts and synergetic interdisciplinary collaborations on solution-processed bulk-heterojunction polymer solar cells (PSCs or OPVs) made power conversion efficiencies over 10% possible. The rapid progress of the field is credited to the synthesis of a large number of novel polymers with specially tunable optoelectronic properties, a better control over the nano-morphology of photoactive blend layers, the introduction of various effective interfacial layers, new device architectures and a deeper understanding of device physics. We will review the pioneering materials for polymer–fullerene solar cells and trace the progress of concepts driving their development. We discuss the evolution of morphology control, interfacial layers and device structures fully exploring the potential of photoactive materials. In order to guide a further increase in power conversion efficiency of OPV, the current understanding of the process of free charge carrier generation and the origin of the photovoltage is summarized followed by a perspective on how to overcome the limitations for industrializing PSCs.


2019 ◽  
Vol 7 (26) ◽  
pp. 15841-15850 ◽  
Author(s):  
Zezhou Liang ◽  
Junfeng Tong ◽  
Hongdong Li ◽  
Yufei Wang ◽  
Ningning Wang ◽  
...  

A ternary strategy could combine the advantages of incorporated materials as an encouraging approach to achieve high power conversion efficiency (PCE) polymer solar cells (PSCs).


2019 ◽  
Vol 01 (01) ◽  
pp. 030-037 ◽  
Author(s):  
Jianyun Zhang ◽  
Wenrui Liu ◽  
Shengjie Xu ◽  
Xiaozhang Zhu

Recently, by elaborately designing nonfullerene acceptors and selecting suitable polymer donors great progresses have been made towards binary organic solar cells (OSCs) with power conversion efficiencies (PCEs) over 15%. Ternary organic photovoltaics by introducing a third component into the host binary system is recognized to be highly effective to elevate the performance through extending the light absorption, manipulating the recombination behavior of the carriers, and improving the morphology of the active layer. In this work, we synthesized a new electron-acceptor ZITI-4F matching it with the wide-bandgap polymer donor PBDB-T The PBDB-T:ZITI-4F-based OSC showed a high PCE of 12.33%. After introducing 40% of PC71BM as the third component, the ternary device achieved an improved PCE of 13.40% with simultaneously improved photovoltaic parameters. The higher performance of the ternary device can be attributed to the improved and more balanced charge mobility, reduced bimolecular recombination, and more favorable morphology. These results indicate that the cooperation of a fullerene-based acceptor and a nonfullerene acceptor to fabricate ternary OSCs is an effective approach to optimizing morphology and therefore to increase the performance of OSCs.


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