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27 Jul 00:39

Enhancing the efficiency of perovskite solar cells using mesoscopic zinc-doped TiO2 as the electron extraction layer through band alignment

J. Mater. Chem. A, 2018, 6,16920-16931
DOI: 10.1039/C8TA05291C, Paper
Ming-Chung Wu, Shun-Hsiang Chan, Kun-Mu Lee, Shih-Hsuan Chen, Meng-Huan Jao, Yang-Fang Chen, Wei-Fang Su
A meso-Zn:TiO2 electron extraction layer exhibits the optimal band alignment with CH3NH3PbI3, and the champion PCE of the PSC is 18.3%.
The content of this RSS Feed (c) The Royal Society of Chemistry
27 Jul 00:39

Enhancing the photovoltaic performance of GaAs/graphene Schottky junction solar cells by interfacial modification with self assembled alkyl thiol monolayer

J. Mater. Chem. A, 2018, 6,17361-17370
DOI: 10.1039/C8TA04490B, Paper
Lei Wen, Fangliang Gao, Yuefeng Yu, Zhenzhu Xu, Zhikun Liu, Peng Gao, Shuguang Zhang, Guoqiang Li
We demonstrate the fabrication of highly-efficient GaAs/graphene Schottky junction solar cells by interfacial modification with a self-assembled alkyl thiol monolayer.
The content of this RSS Feed (c) The Royal Society of Chemistry
27 Jul 00:38

Bottom-up growth of n-type monolayer molecular crystals on polymeric substrate for optoelectronic device applications

by Yanjun Shi

Bottom-up growth of n-type monolayer molecular crystals on polymeric substrate for optoelectronic device applications

Bottom-up growth of n-type monolayer molecular crystals on polymeric substrate for optoelectronic device applications, Published online: 26 July 2018; doi:10.1038/s41467-018-05390-3

New methods for obtaining large-area monolayer molecular crystals (MMCs) on hydrophobic surfaces are needed to realize the full potential of MMCs for organic electronics. Here, the authors demonstrate bottom-up growth of high-grade n-type MMCs, which show superior performance in device applications.
26 Jul 01:54

[ASAP] Laser-Induced Flash-Evaporation Printing CH3NH3PbI3 Thin Films for High-Performance Planar Solar Cells

by Meiqian Tai, Xingyue Zhao, Haoming Wei, Guang Wang, Feng Hao, Xin Li, Xuewen Yin, Yu Zhou, Jianhua Han, Yang Wei, Kaili Jiang, Hong Lin

TOC Graphic

ACS Applied Materials & Interfaces
DOI: 10.1021/acsami.8b05918
26 Jul 01:51

Measuring the competition between bimolecular charge recombination and charge transport in organic solar cells under operating conditions

Energy Environ. Sci., 2018, 11,3019-3032
DOI: 10.1039/C8EE01559G, Paper
Michael C. Heiber, Takashi Okubo, Seo-Jin Ko, Benjamin R. Luginbuhl, Niva A. Ran, Ming Wang, Hengbin Wang, Mohammad Afsar Uddin, Han Young Woo, Guillermo C. Bazan, Thuc-Quyen Nguyen
A new impedance-photocurrent device analysis technique is developed to elucidate the complex factors that dictate the fill factor in operating devices.
The content of this RSS Feed (c) The Royal Society of Chemistry
25 Jul 01:11

[ASAP] Bias-Dependent Normal and Inverted J–V Hysteresis in Perovskite Solar Cells

by Fan Wu, Behzad Bahrami, Ke Chen, Sally Mabrouk, Rajesh Pathak, Yanhua Tong, Xiaoyi Li, Tiansheng Zhang, Ronghua Jian, Qiquan Qiao

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ACS Applied Materials & Interfaces
DOI: 10.1021/acsami.8b07298
25 Jul 01:09

[ASAP] Taking Control of Ion Transport in Halide Perovskite Solar Cells

by Aron Walsh, Samuel D. Stranks

TOC Graphic

ACS Energy Letters
DOI: 10.1021/acsenergylett.8b00764
24 Jul 00:37

[ASAP] Mixed A-Cation Perovskites for Solar Cells: Atomic-Scale Insights Into Structural Distortion, Hydrogen Bonding, and Electronic Properties

by Dibyajyoti Ghosh, Alexander R. Smith, Alison B. Walker, M. Saiful Islam

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Chemistry of Materials
DOI: 10.1021/acs.chemmater.8b01851
24 Jul 00:36

[ASAP] Highly Efficient Ruddlesden–Popper Halide Perovskite PA2MA4Pb5I16 Solar Cells

by Peirui Cheng, Zhuo Xu, Jianbo Li, Yucheng Liu, Yuanyuan Fan, Liyang Yu, Detlef-M. Smilgies, Christian Müller, Kui Zhao, Shengzhong Frank Liu

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ACS Energy Letters
DOI: 10.1021/acsenergylett.8b01153
24 Jul 00:34

Cu2ZnSnS4 solar cells with over 10% power conversion efficiency enabled by heterojunction heat treatment

by Chang Yan

Cu2ZnSnS4 solar cells with over 10% power conversion efficiency enabled by heterojunction heat treatment

Cu<sub>2</sub>ZnSnS<sub>4</sub> solar cells with over 10% power conversion efficiency enabled by heterojunction heat treatment, Published online: 23 July 2018; doi:10.1038/s41560-018-0206-0

The emerging kesterite Cu2ZnSnS4 solar cell offers a potential low-cost, non-toxic, materially abundant platform for next-generation photovoltaics, yet its efficiency has been mired below 10%. Yan et al. now use post-heat treatment of the heterojunction to show device efficiencies that surpass 10%.
21 Jul 02:50

[ASAP] Understanding the Enhanced Open-Circuit Voltage of Polymer Solar Cells Based on a Diketopyrrolopyrrole Small Molecular Acceptor

by Yuan Xie, Yuanyuan Yu, Quanbin Liang, Jun-Hua Wan, Hongbin Wu, Yong Cao

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ACS Applied Materials & Interfaces
DOI: 10.1021/acsami.8b06717
21 Jul 02:49

[ASAP] Nonfullerene/Fullerene Acceptor Blend with a Tunable Energy State for High-Performance Ternary Organic Solar Cells

by Min Kim, Jaewon Lee, Dong Hun Sin, Hansol Lee, Han Young Woo, Kilwon Cho

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ACS Applied Materials & Interfaces
DOI: 10.1021/acsami.8b06445
21 Jul 02:48

[ASAP] PEOz-PEDOT:PSS Composite Layer: A Route to Suppressed Hysteresis and Enhanced Open-Circuit Voltage in a Planar Perovskite Solar Cell

by Di Huang, Tenghooi Goh, Lyndsey McMillon-Brown, Jaemin Kong, Yifan Zheng, Jiao Zhao, Yang Li, Suling Zhao, Zheng Xu, André D. Taylor

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ACS Applied Materials & Interfaces
DOI: 10.1021/acsami.8b05949
21 Jul 02:47

[ASAP] Highly Efficient Organic Solar Cells Based on S,N-Heteroacene Non-Fullerene Acceptors

by Chuyi Huang, Xunfan Liao, Ke Gao, Lijian Zuo, Francis Lin, Xueliang Shi, Chang-Zhi Li, Hongbin Liu, Xiaosong Li, Feng Liu, Yiwang Chen, Hongzheng Chen, Alex K.-Y. Jen

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Chemistry of Materials
DOI: 10.1021/acs.chemmater.8b02276
21 Jul 02:45

[ASAP] Efficient Dye-Sensitized Solar Cells with Voltages Exceeding 1 V through Exploring Tris(4-alkoxyphenyl)amine Mediators in Combination with the Tris(bipyridine) Cobalt Redox System

by Yan Hao, Wenxing Yang, Martin Karlsson, Jiayan Cong, Shihuai Wang, Xing Li, Bo Xu, Jianli Hua, Lars Kloo, Gerrit Boschloo

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ACS Energy Letters
DOI: 10.1021/acsenergylett.8b00872
21 Jul 00:42

[ASAP] Effect of Isomerization on High-Performance Nonfullerene Electron Acceptors

by Jiayu Wang, Junxiang Zhang, Yiqun Xiao, Tong Xiao, Runyu Zhu, Cenqi Yan, Youquan Fu, Guanghao Lu, Xinhui Lu, Seth R. Marder, Xiaowei Zhan

TOC Graphic

Journal of the American Chemical Society
DOI: 10.1021/jacs.8b04027
21 Jul 00:41

All-small molecule solar cells based on donor molecule optimization with highly enhanced efficiency and stability

J. Mater. Chem. A, 2018, 6,15675-15683
DOI: 10.1039/C8TA02778A, Paper
Jie Guo, Haijun Bin, Wei Wang, Bingcai Chen, Jing Guo, Rui Sun, Zhi-Guo Zhang, Xuechen Jiao, Yongfang Li, Jie Min
A small molecule donor BDT(TVT-SR)2 is developed and used in all-small molecule solar cells, and it exhibited a power conversion efficiency of 11.1% for BDT(TVT-SR)2:IDIC solar cells, and good device stability.
The content of this RSS Feed (c) The Royal Society of Chemistry
21 Jul 00:40

Printable MoOx Anode Interlayers for Organic Solar Cells

by Qian Kang , Bei Yang , Ye Xu , Bowei Xu , Jianhui Hou
Advanced Materials, EarlyView.
20 Jul 00:32

Precursor Solution Annealing Forms Cubic‐Phase Perovskite and Improves Humidity Resistance of Solar Cells

by Petr P. Khlyabich , J. Clay Hamill Jr. , Yueh‐Lin Loo
Advanced Functional Materials, EarlyView.
18 Jul 00:33

[ASAP] Above 600 mV Open-Circuit Voltage BiI3 Solar Cells

by Devendra Tiwari, Dominic Alibhai, David J Fermin

TOC Graphic

ACS Energy Letters
DOI: 10.1021/acsenergylett.8b01182
18 Jul 00:32

Boosting the performance of perovskite solar cells through a novel active passivation method

J. Mater. Chem. A, 2018, 6,15853-15858
DOI: 10.1039/C8TA05593A, Paper
Pengfei Wang, Jiao Wang, Xin Zhang, Haoliang Wang, Xiaolei Cui, Sijian Yuan, Haizhou Lu, Li Tu, Yiqiang Zhan, Lirong Zheng
Potassium halides have recently garnered much attention, due to their improvement of perovskite solar cell performance.
The content of this RSS Feed (c) The Royal Society of Chemistry
18 Jul 00:32

Design rules for minimizing voltage losses in high-efficiency organic solar cells

by Deping Qian

Design rules for minimizing voltage losses in high-efficiency organic solar cells

Design rules for minimizing voltage losses in high-efficiency organic solar cells, Published online: 16 July 2018; doi:10.1038/s41563-018-0128-z

Key optoelectronic properties for donor and acceptor organic semiconductors are identified to obtain organic solar cells with reduced open-circuit voltage losses and high power conversion efficiencies.
16 Jul 13:50

A synergetic effect of an alkyl-thiophene π-bridge and side chain modification on device performances for stable all-polymer solar cells with high PCE

J. Mater. Chem. C, 2018, 6,8418-8428
DOI: 10.1039/C8TC02553C, Paper
Tao Zhang, Wenhuai Feng, Wen Wang, Hongyu Zhen, Peifeng Chen, Qidan Ling
By incorporating a π-bridge and side chain modification, an ideal combination (PBDT(T)-HT-TPD/P(NDI2HD-Se)) was successfully obtained for all-PSCs with high PCE and excellent thermal-stability.
The content of this RSS Feed (c) The Royal Society of Chemistry
16 Jul 13:50

Additive engineering to improve the efficiency and stability of inverted planar perovskite solar cells

J. Mater. Chem. C, 2018, 6,8234-8241
DOI: 10.1039/C8TC02507J, Paper
Chenglin Gao, Hongzhou Dong, Xichang Bao, Yongchao Zhang, Aziz Saparbaev, Liyan Yu, Shuguang Wen, Renqiang Yang, Lifeng Dong
A formamidine acetate salt additive engineering strategy is developed to fabricate perovskite solar cells with high efficiency and stability.
The content of this RSS Feed (c) The Royal Society of Chemistry
14 Jul 12:14

Monolayer-like hybrid halide perovskite films prepared by additive engineering without antisolvents for solar cells

J. Mater. Chem. A, 2018, 6,15386-15394
DOI: 10.1039/C8TA04794D, Paper
Mengru Wang, Bo Li, Peter Siffalovic, Lung-Chien Chen, Guozhong Cao, Jianjun Tian
Searching for a simple method to replace the conventional antisolvent process with the objective of achieving a high-quality perovskite film is indispensable for the practical manufacture of solar cells.
The content of this RSS Feed (c) The Royal Society of Chemistry
13 Jul 00:59

In Situ Grain Boundary Functionalization for Stable and Efficient Inorganic CsPbI2Br Perovskite Solar Cells

by Zhaobing Zeng , Jing Zhang , Xinlei Gan , Hongrui Sun , Minghui Shang , Dagang Hou , Chaojie Lu , Renjie Chen , Yuejin Zhu , Liyuan Han
Advanced Energy Materials, Volume 8, Issue 25, September 5, 2018.
13 Jul 00:59

A Highly Efficient Non‐Fullerene Organic Solar Cell with a Fill Factor over 0.80 Enabled by a Fine‐Tuned Hole‐Transporting Layer

by Zhong Zheng , Qin Hu , Shaoqing Zhang , Dongyang Zhang , Jianqiu Wang , Shenkun Xie , Rong Wang , Yunpeng Qin , Wanning Li , Ling Hong , Ningning Liang , Feng Liu , Yuan Zhang , Zhixiang Wei , Zhiyong Tang , Thomas P. Russell , Jianhui Hou , Huiqiong Zhou
Advanced Materials, EarlyView.
13 Jul 00:59

Record Efficiency Stable Flexible Perovskite Solar Cell Using Effective Additive Assistant Strategy

by Jiangshan Feng , Xuejie Zhu , Zhou Yang , Xiaorong Zhang , Jinzhi Niu , Ziyu Wang , Shengnan Zuo , Shashank Priya , Shengzhong (Frank) Liu , Dong Yang
Advanced Materials, EarlyView.
11 Jul 14:32

Achieving high-performance thick-film perovskite solar cells with electron transporting Bingel fullerenes

J. Mater. Chem. A, 2018, 6,15495-15503
DOI: 10.1039/C8TA05636F, Communication
Kangrong Yan, Jiehuan Chen, Huanxin Ju, Feizhi Ding, Hongzheng Chen, Chang-Zhi Li
Two electron-transporting Bingel fullerenes have been developed for achieving thick-film perovskite solar cells with efficiencies beyond 19% with perovskite layers over 1 micrometer, unveiling the subtle molecular interaction between Bingel fullerenes and perovskites strongly influences the device hysteresis and performance.
The content of this RSS Feed (c) The Royal Society of Chemistry
11 Jul 00:40

Nonfullerene small-molecule acceptors with perpendicular side-chains for fullerene-free solar cells

J. Mater. Chem. A, 2018, 6,15433-15455
DOI: 10.1039/C8TA04718A, Review Article
Fugang Shen, Jianzhong Xu, Xuemei Li, Chuanlang Zhan
This review gives an in-depth understanding of structure–performance relationships achieved from fused-ring based nonfullerene acceptors with perpendicular side-chains.
The content of this RSS Feed (c) The Royal Society of Chemistry