Novel solution-processible small molecules based on benzo[1,2-b:3,4-b′:5,6-b′′]trithiophene for effective organic photovoltaics with high open-circuit voltage

RSC Advances ◽  
2015 ◽  
Vol 5 (19) ◽  
pp. 14540-14546 ◽  
Author(s):  
Lucheng Meng ◽  
Fen Wu ◽  
Hailu Liu ◽  
Bin Zhao ◽  
Jian Zhang ◽  
...  
Keyword(s):  
Small Molecules ◽  
Organic Photovoltaics ◽  
Open Circuit Voltage ◽  
Open Circuit

Two novel A–D–A small molecules D1 and D2, containing benzo[1,2-b:3,4-b′:5,6-b′′]trithiophene as the central electron-donating unit and two thiophenes or three thiophenes as conjugated π-bridges, were designed and synthesized.

Symmetry-Breaking Charge Transfer in a Zinc Chlorodipyrrin Acceptor for High Open Circuit Voltage Organic Photovoltaics

2015 ◽  
Vol 137 (16) ◽  
pp. 5397-5405 ◽  
Author(s):  
Andrew N. Bartynski ◽  
Mark Gruber ◽  
Saptaparna Das ◽  
Sylvie Rangan ◽  
Sonya Mollinger ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Symmetry Breaking ◽  
Organic Photovoltaics ◽  
Open Circuit Voltage ◽  
Open Circuit

Carbazole-based small molecules for vacuum-deposited organic photovoltaic devices with open-circuit voltage exceeding 1 V

2017 ◽  
Vol 47 ◽  
pp. 162-173 ◽  
Author(s):  
Yuan Jay Chang ◽  
Jung-Lien Hsu ◽  
Yi-Hua Li ◽  
Sajal Biring ◽  
Tzu-Hung Yeh ◽  
...  
Keyword(s):  
Small Molecules ◽  
Open Circuit Voltage ◽  
Open Circuit ◽  
Organic Photovoltaic ◽  
Photovoltaic Devices ◽  
Organic Photovoltaic Devices

Defect passivation by alcohol-soluble small molecules for efficient p–i–n planar perovskite solar cells with high open-circuit voltage

2019 ◽  
Vol 7 (37) ◽  
pp. 21140-21148 ◽  
Author(s):  
Kang Chen ◽  
Jingnan Wu ◽  
Yanan Wang ◽  
Qing Guo ◽  
Qiaoyun Chen ◽  
...  
Keyword(s):  
Solar Cells ◽  
Small Molecules ◽  
Small Molecule ◽  
Open Circuit Voltage ◽  
Perovskite Solar Cells ◽  
Open Circuit ◽  
Defect Passivation

A π-conjugated and alcohol-soluble small molecule was used to passivate defects in p–i–n Pero-SCs with a PCE of 21.40% and Voc of 1.19 V.

High Open‐Circuit Voltage Organic Photovoltaics Fabricated Using an Alkylidene Fluorene Derivative as a Non‐fullerene Acceptor

2019 ◽  
Vol 41 (2) ◽  
pp. 143-149
Author(s):  
Seong Lim Lee ◽  
Hee Su Kim ◽  
Jong‐Woon Ha ◽  
Hea Jung Park ◽  
Do‐Hoon Hwang
Keyword(s):  
Organic Photovoltaics ◽  
Open Circuit Voltage ◽  
Open Circuit ◽  
Fluorene Derivative

Diindenothieno[2,3-b]thiophene arene for efficient organic photovoltaics with an extra high open-circuit voltage of 1.14 ev

2012 ◽  
Vol 48 (26) ◽  
pp. 3203 ◽  
Author(s):  
Yen-Ju Cheng ◽  
Sheng-Wen Cheng ◽  
Chih-Yu Chang ◽  
Wei-Shun Kao ◽  
Ming-Hung Liao ◽  
...  
Keyword(s):  
Organic Photovoltaics ◽  
Open Circuit Voltage ◽  
Open Circuit

Charge-transfer state energy determines open-circuit voltage in organic photovoltaics

SPIE Newsroom ◽  
2013 ◽  
Author(s):  
Kenneth Graham ◽  
Aram Amassian ◽  
Ruipeng Lee ◽  
Guy Olivier Ngongang Ndjawa ◽  
Patrick Erwin ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Organic Photovoltaics ◽  
State Energy ◽  
Open Circuit Voltage ◽  
Open Circuit ◽  
Charge Transfer State ◽  
Transfer State

Ternary organic solar cells: using molecular donor or acceptor third components to increase open circuit voltage

2019 ◽  
Vol 43 (26) ◽  
pp. 10442-10448 ◽  
Author(s):  
Sergey V. Dayneko ◽  
Arthur D. Hendsbee ◽  
Jonathan R. Cann ◽  
Clément Cabanetos ◽  
Gregory C. Welch
Keyword(s):  
Solar Cells ◽  
Organic Photovoltaics ◽  
Organic Solar Cells ◽  
Open Circuit Voltage ◽  
Power Conversion ◽  
Open Circuit ◽  
Molecular Semiconductors ◽  
Conversion Efficiencies ◽  
Open Circuit Voltages

The addition of donor or acceptor type molecular semiconductors to PBDB-T:PC60BM based organic photovoltaics leads to increases in open circuit-voltages and overall power conversion efficiencies.

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