scholarly journals A carbon–oxygen-bridged hexacyclic ladder-type building block for low-bandgap nonfullerene acceptors

2018 ◽  
Vol 2 (4) ◽  
pp. 700-703 ◽  
Author(s):  
Ting Li ◽  
Honghong Zhang ◽  
Zuo Xiao ◽  
Jeromy J. Rech ◽  
Helin Niu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Building Block ◽  
Power Conversion ◽  
Low Bandgap

A ladder-type unit (COi6) and three related acceptors were developed. FTAZ:COi6FIC solar cells gave a power conversion efficiency of 9.12%.

Polymer solar cells based on D–A low bandgap copolymers containing fluorinated side chains of thiadiazoloquinoxaline acceptor and benzodithiophene donor units

2018 ◽  
Vol 42 (3) ◽  
pp. 1626-1633 ◽  
Author(s):  
M. L. Keshtov ◽  
S. A. Kuklin ◽  
A. R. Khokhlov ◽  
I. O. Konstantinov ◽  
N. V. Nekrasova ◽  
...  
Keyword(s):  
Solar Cells ◽  
Solar Cell ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Polymer Solar Cell ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Side Chains ◽  
Low Bandgap

The increase in the fluorine atoms in the copolymer improves the power conversion efficiency of the polymer solar cell.

scholarly journals Triple-cation low-bandgap perovskite thin-films for high-efficiency four-terminal all-perovskite tandem solar cells

2020 ◽  
Vol 8 (46) ◽  
pp. 24608-24619 ◽  
Author(s):  
Somayeh Moghadamzadeh ◽  
Ihteaz M. Hossain ◽  
The Duong ◽  
Saba Gharibzadeh ◽  
Tobias Abzieher ◽  
...  
Keyword(s):  
Thin Films ◽  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
High Efficiency ◽  
Power Conversion ◽  
Perovskite Solar Cells ◽  
Tandem Solar Cells ◽  
Low Bandgap ◽  
Photo Stability

Incorporating 2.5% Cs in FA0.8MA0.2Sn0.5Pb0.5I3 improves the photo-stability of the low-bandgap perovskite solar cells. The champion device with power conversion efficiency of 18.9% maintain 92% of its initial efficiency after 120 min MPP tracking.

Highly efficient phenothiazine 5,5-dioxide-based hole transport materials for planar perovskite solar cells with a PCE exceeding 20%

2019 ◽  
Vol 7 (16) ◽  
pp. 9510-9516 ◽  
Author(s):  
Xingdong Ding ◽  
Cheng Chen ◽  
Linghao Sun ◽  
Hongping Li ◽  
Hong Chen ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Building Block ◽  
Low Cost ◽  
Power Conversion ◽  
Perovskite Solar Cells ◽  
Hole Transport ◽  
Highly Efficient ◽  
Block Based

Two novel highly efficient and low-cost phenothiazine 5,5-dioxide core building block based hole transport materials are reported, achieving a power conversion efficiency as high as 20.2%.

Alkylthienyl substituted asymmetric 2D BDT and DTBT-based polymer solar cells with a power conversion efficiency of 9.2%

2018 ◽  
Vol 6 (5) ◽  
pp. 2371-2378 ◽  
Author(s):  
Chuantao Gu ◽  
Deyu Liu ◽  
Junyi Wang ◽  
Qingfen Niu ◽  
Chunyang Gu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Building Block ◽  
Light Harvesting ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Side Chain ◽  
First Time

An alkyl thiophene unit was employed for the first time as a side chain substituent on an asymmetric benzodithiophene (BDT) building block in the design of novel light-harvesting polymers.

Synthesis of new D-A1–D-A2 type low bandgap terpolymers based on different thiadiazoloquinoxaline acceptor units for efficient polymer solar cells

RSC Advances ◽  
2016 ◽  
Vol 6 (75) ◽  
pp. 71232-71244 ◽  
Author(s):  
M. L. Keshtov ◽  
S. A. Kuklin ◽  
N. A. Radychev ◽  
I. E. Ostapov ◽  
A. Y. Nikolaev ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Fluorine Substitution ◽  
Low Bandgap

Two low bandgap D-A1–D-A2 conjugated (with/without fluorine substitution) copolymers, with benzothiadiazole and thiadiazoloquinoxaline acceptors, were used to fabricate BHJ polymer solar cells that achieved up to 7.21% power conversion efficiency.

Semitransparent solar cells with over 12% efficiency based on a new low bandgap fluorinated small molecule acceptor

2019 ◽  
Vol 3 (11) ◽  
pp. 2483-2490 ◽  
Author(s):  
Mei Luo ◽  
Chunyan Zhao ◽  
Jun Yuan ◽  
Jiefeng Hai ◽  
Fangfang Cai ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Small Molecule ◽  
High Power ◽  
Power Conversion ◽  
High Power Conversion Efficiency ◽  
Single Junction ◽  
Low Bandgap

Y14-based single-junction semitransparent inverted OSCs achieved a high power conversion efficiency of 12.67%.

High-density Cu–In intermetallic nanocrystal layers: towards high-efficiency printable CuInSe2 solar cells

2015 ◽  
Vol 3 (31) ◽  
pp. 15889-15896 ◽  
Author(s):  
Byung-Seok Lee ◽  
Yoonjung Hwang ◽  
Hong Nhung Pham ◽  
Jin Young Kim ◽  
Myoung Hoon Song ◽  
...  
Keyword(s):  
Solar Cells ◽  
Relative Density ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
High Efficiency ◽  
Power Conversion ◽  
Milling Process ◽  
High Density ◽  
Wet Milling ◽  
Low Bandgap

The increase in the relative density of Cu–In intermetallic nanocrystal layers via a mild, wet-milling process resulted in low-bandgap CuInSe2 solar cells with the best power conversion efficiency of 9.32%.

Nonfullerene Polymer Solar Cells Based on a Main-Chain Twisted Low-Bandgap Acceptor with Power Conversion Efficiency of 13.2%

2018 ◽  
Vol 3 (7) ◽  
pp. 1499-1507 ◽  
Author(s):  
Weiping Wang ◽  
Baofeng Zhao ◽  
Zhiyuan Cong ◽  
Yuan Xie ◽  
Haimei Wu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Main Chain ◽  
Polymer Solar Cells ◽  
Power Conversion ◽  
Low Bandgap

A thiourea additive-based quadruple cation lead halide perovskite with an ultra-large grain size for efficient perovskite solar cells

Nanoscale ◽  
2019 ◽  
Vol 11 (45) ◽  
pp. 21824-21833 ◽  
Author(s):  
Jyoti V. Patil ◽  
Sawanta S. Mali ◽  
Chang Kook Hong
Keyword(s):  
Thin Films ◽  
Grain Size ◽  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Power Conversion ◽  
Perovskite Solar Cells ◽  
Inorganic Perovskite ◽  
Halide Perovskite ◽  
Lead Halide

Controlling the grain size of the organic–inorganic perovskite thin films using thiourea additives now crossing 2 μm size with >20% power conversion efficiency.

Sign in / Sign up

Export Citation Format

Share Document