Structural dependence of the optical properties of narrow band gap thiophene–thiadiazoloquinoxaline derivatives and their application in organic photovoltaic cells

2019 ◽  
Vol 43 (13) ◽  
pp. 5202-5213 ◽  
Author(s):  
Cristiana Costa ◽  
Joana Farinhas ◽  
João Avó ◽  
Jorge Morgado ◽  
Adelino M. Galvão ◽  
...  
Keyword(s):  
Optical Properties ◽  
Dft Calculations ◽  
Narrow Band ◽  
Photovoltaic Cells ◽  
Organic Photovoltaic ◽  
Organic Photovoltaic Cells ◽  
Absorption Bands ◽  
Nir Absorption ◽  
Quinoxaline Derivatives ◽  
New Compounds

The structural causes for NIR absorption bands on new [1,2,5]thiadiazolo[3,4-g]quinoxaline derivatives were determined on the basis of DFT calculations and organic photovoltaic cells incorporating the new compounds were fabricated.

Band-gap tunable thiadiazolo[3,4-g]quinoxaline derivatives as non-fullerene acceptors in organic photovoltaic cells processed from low toxic ethanol/anisole mixtures

2019 ◽  
Vol 43 (36) ◽  
pp. 14246-14256 ◽  
Author(s):  
Cristiana Costa ◽  
Joana Farinhas ◽  
Mariana F. G. Velho ◽  
João Avó ◽  
Manuel Matos ◽  
...  
Keyword(s):  
Band Gap ◽  
Photovoltaic Cells ◽  
Organic Photovoltaic ◽  
Solvent Mixtures ◽  
Organic Photovoltaic Cells ◽  
Quinoxaline Derivatives ◽  
Low Toxicity ◽  
Low Toxic

New non-fullerene acceptors were combined with a new polythiophene donor and processed from solvent mixtures of low toxicity in organic photovoltaic cells.

Small molecular thienoquinoidal dyes as electron donors for solution processable organic photovoltaic cells

RSC Advances ◽  
2015 ◽  
Vol 5 (94) ◽  
pp. 76666-76669 ◽  
Author(s):  
Mei-Ju Su ◽  
Jin-Hua Huang ◽  
Li-Peng Zhang ◽  
Qian-Qian Zhang ◽  
Chuan-Lang Zhan ◽  
...  
Keyword(s):  
Molecular Weight ◽  
Power Conversion Efficiency ◽  
Extinction Coefficient ◽  
Narrow Band ◽  
Power Conversion ◽  
Photovoltaic Cells ◽  
Electron Donors ◽  
Organic Photovoltaic ◽  
Low Molecular Weight ◽  
Organic Photovoltaic Cells

Two small molecular quinoidal thiophene dyes, featuring low molecular weight, high molar extinction coefficient, and narrow band-gap, have been synthesized as donors for organic photovoltaic cells, giving a best power conversion efficiency of 5.12%.

Morphological and optical properties of α- and β-phase zinc (∥) phthalocyanine thin films for application to organic photovoltaic cells

2020 ◽  
Vol 153 (14) ◽  
pp. 144704
Author(s):  
Masahiro Kato ◽  
Masato Nakaya ◽  
Yuki Matoba ◽  
Shinta Watanabe ◽  
Koichi Okamoto ◽  
...  
Keyword(s):  
Thin Films ◽  
Optical Properties ◽  
Photovoltaic Cells ◽  
Organic Photovoltaic ◽  
Zinc Phthalocyanine ◽  
Organic Photovoltaic Cells ◽  
Β Phase

New non-fullerene electron acceptors-based on quinoxaline derivatives for organic photovoltaic cells: DFT computational study

2021 ◽  
Vol 279 ◽  
pp. 116846
Author(s):  
Abdelkhalk Aboulouard ◽  
Sara Mtougui ◽  
Nefise Demir ◽  
Amine Moubarik ◽  
Mohammed El idrissi ◽  
...  
Keyword(s):  
Computational Study ◽  
Photovoltaic Cells ◽  
Electron Acceptors ◽  
Organic Photovoltaic ◽  
Organic Photovoltaic Cells ◽  
Quinoxaline Derivatives
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