Rational compatibility in ternary matrix enables all-small-molecule organic solar cells with over 16% efficiency

2021 ◽  
Author(s):  
Mengyun Jiang ◽  
Hairui Bai ◽  
Hongfu Zhi ◽  
Lu Yan ◽  
Han Young Woo ◽  
...  
Keyword(s):  
Solar Cells ◽  
Phase Separation ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Charge Generation ◽  
Molecular Arrangement ◽  
Efficient Charge

How to manipulate the phase separation and molecular arrangement to meet the need of efficient charge generation and extraction remains as the long-standing challenge in all-small-molecule organic solar cells (ASM-OSCs)....

Indole-based A–DA′D–A type acceptor-based organic solar cells achieve efficiency over 15 % with low energy loss

2020 ◽  
Vol 4 (12) ◽  
pp. 6203-6211
Author(s):  
Yu Chen ◽  
Rui Cao ◽  
Hui Liu ◽  
M. L. Keshtov ◽  
Emmanuel N. Koukaras ◽  
...  
Keyword(s):  
Solar Cells ◽  
Energy Loss ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
High Performance ◽  
Power Conversion ◽  
Low Energy ◽  
Charge Generation ◽  
Small Energy ◽  
Efficient Charge

In order to increase the power conversion efficiency (PCE) of organic solar cells, developing high-performance non-fullerene small molecule acceptors is important for efficient charge generation and small energy loss.

Conditions for efficient charge generation preceded by energy transfer process in non-fullerene organic solar cells

2021 ◽  
Author(s):  
L. Benatto ◽  
C. A. M. Moraes ◽  
G. Candiotto ◽  
K. R. A. Sousa ◽  
J. P. A. Souza ◽  
...  
Keyword(s):  
Energy Transfer ◽  
Solar Cells ◽  
Binding Energy ◽  
Transfer Process ◽  
Organic Solar Cells ◽  
Driving Force ◽  
Energy Transfer Process ◽  
Simple Relationship ◽  
Charge Generation ◽  
Efficient Charge

Our results provide a simple relationship involving the driving force and binding energy of CT state to maximize charge generation in non-fullerene organic solar cells.

Critical Role of Vertical Phase Separation in Small-Molecule Organic Solar Cells

2018 ◽  
Vol 10 (15) ◽  
pp. 12913-12920 ◽  
Author(s):  
Jin Fang ◽  
Dan Deng ◽  
Zaiyu Wang ◽  
Muhammad Abdullah Adil ◽  
Tong Xiao ◽  
...  
Keyword(s):  
Solar Cells ◽  
Phase Separation ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Critical Role

scholarly journals Field Effect versus Driving Force: Charge Generation in Small‐Molecule Organic Solar Cells

2020 ◽  
Vol 10 (47) ◽  
pp. 2002124
Author(s):  
Vasileios C. Nikolis ◽  
Yifan Dong ◽  
Jonas Kublitski ◽  
Johannes Benduhn ◽  
Xijia Zheng ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Driving Force ◽  
Field Effect ◽  
Charge Generation

Crystallization-Induced Phase Separation in Solution-Processed Small Molecule Bulk Heterojunction Organic Solar Cells

2014 ◽  
Vol 24 (23) ◽  
pp. 3543-3550 ◽  
Author(s):  
Alexander Sharenko ◽  
Martijn Kuik ◽  
Michael F. Toney ◽  
Thuc-Quyen Nguyen
Keyword(s):  
Solar Cells ◽  
Phase Separation ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Bulk Heterojunction ◽  
Solution Processed

17% efficiency all-small-molecule organic solar cells enabled by nanoscale phase separation with a hierarchical branched structure

2021 ◽  
Author(s):  
Jinzhao Qin ◽  
Zhihao Chen ◽  
Pengqing Bi ◽  
Yang Yang ◽  
Jianqi Zhang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Phase Separation ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Power Conversion ◽  
Nanoscale Phase Separation ◽  
Branched Structure

By constructing a ternary cell with a B1:BO-2Cl:BO-4Cl donor:acceptors combination, an outstanding power conversion efficiency (PCE) of 17.0% (certified to be 16.9%) has been realized for all-small-molecule organic solar cells (ASM-OSCs).

High‐Efficient Charge Generation in Single‐Donor‐Component‐Based p‐i‐n Structure Organic Solar Cells

Solar RRL ◽  
2020 ◽  
Vol 4 (4) ◽  
pp. 1900580 ◽  
Author(s):  
Yajie Zhang ◽  
Dan Deng ◽  
Qiong Wu ◽  
Yang Mi ◽  
Chen Yang ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Charge Generation ◽  
Single Donor ◽  
High Efficient ◽  
Efficient Charge

Phase separation analysis of bulk heterojunctions in small-molecule organic solar cells using zinc-phthalocyanine and C60

2012 ◽  
Vol 85 (24) ◽  
Author(s):  
Christoph Schünemann ◽  
David Wynands ◽  
Lutz Wilde ◽  
Moritz Philipp Hein ◽  
Steffen Pfützner ◽  
...  
Keyword(s):  
Solar Cells ◽  
Phase Separation ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Zinc Phthalocyanine ◽  
Bulk Heterojunctions

Mixed Solvent as a Critical Factor in Optimizing Phase Separation of All Small Molecule Organic Solar Cells

2021 ◽  
Author(s):  
Yanan Liu ◽  
Jianqi Zhang ◽  
Yangjun Yan ◽  
Chen Yang ◽  
Junxiu Pan ◽  
...  
Keyword(s):  
Solar Cells ◽  
Phase Separation ◽  
Small Molecule ◽  
Organic Solar Cells ◽  
Mixed Solvent ◽  
Critical Factor
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