Metal-free organic sensitizers with a sterically hindered thiophene unit for efficient dye-sensitized solar cells

2011 ◽  
Vol 21 (36) ◽  
pp. 13785 ◽  
Author(s):  
Erika Kozma ◽  
Isabella Concina ◽  
Antonio Braga ◽  
Laura Borgese ◽  
Laura E. Depero ◽  
...  
Keyword(s):  
Solar Cells ◽  
Dye Sensitized Solar Cells ◽  
Metal Free ◽  
Dye Sensitized ◽  
Sterically Hindered ◽  
Sensitized Solar Cells ◽  
Organic Sensitizers

N-Annulated perylene-based metal-free organic sensitizers for dye-sensitized solar cells

2015 ◽  
Vol 51 (23) ◽  
pp. 4842-4845 ◽  
Author(s):  
Liu Yang ◽  
Zhiwei Zheng ◽  
Yan Li ◽  
Wenjun Wu ◽  
He Tian ◽  
...  
Keyword(s):  
Solar Cells ◽  
Dye Sensitized Solar Cells ◽  
Metal Free ◽  
Dye Sensitized ◽  
Perylene Derivatives ◽  
Conversion Efficiencies ◽  
Sensitized Solar Cells ◽  
Organic Sensitizers

A series of novel metal-free organic sensitizers based on N-annulated perylene derivatives have been conveniently synthesized, and the DSCs exhibit overall conversion efficiencies ranging from 4.90% to 8.28%.

Molecular design of new organic sensitizers based on thieno[1,4]benzothiazine for dye-sensitized solar cells

RSC Advances ◽  
2015 ◽  
Vol 5 (70) ◽  
pp. 56865-56871 ◽  
Author(s):  
Hu Liu ◽  
Xingrong Liao ◽  
Xiaoyu Li ◽  
Di Wu ◽  
Qiang Guo ◽  
...  
Keyword(s):  
Solar Cells ◽  
Molecular Design ◽  
Dye Sensitized Solar Cells ◽  
Metal Free ◽  
Dye Sensitized ◽  
First Time ◽  
Sensitized Solar Cells ◽  
Organic Sensitizers

A novel thieno[1,4]benzothiazine donor has been developed for the first time to construct metal-free organic sensitizers, which exhibit more dramatically red-shifted absorptions than phenothiazine-based dyes.

Recent developments in tetrathiafulvalene and dithiafulvalene based metal-free organic sensitizers for dye-sensitized solar cells: a mini-review

2017 ◽  
Vol 1 (4) ◽  
pp. 678-688 ◽  
Author(s):  
Naresh Duvva ◽  
Ushasri Chilakamarthi ◽  
Lingamallu Giribabu
Keyword(s):  
Solar Cells ◽  
Organic Dyes ◽  
Dye Sensitized Solar Cells ◽  
Molecular Engineering ◽  
Metal Free ◽  
Dye Sensitized ◽  
Recent Developments ◽  
Sensitized Solar Cells ◽  
Homo Lumo ◽  
Organic Sensitizers

Tetrathiafulvalene and dithiafulvalene are thermally stable, versatile and their HOMO–LUMO levels can be easily through molecular engineering to yield metal-free organic dyes for dye-sensitized solar cells, which are not restricted by the availability of natural resources.

Structural features of indoline donors in D-A-π-A type organic sensitizers for dye-sensitized solar cells

2021 ◽  
Author(s):  
Ellie Tanaka ◽  
Maxim Mikhailov ◽  
Nikita Gudim ◽  
Ekaterina A Knyazeva ◽  
Ludmila V. Mikhalchenko ◽  
...  
Keyword(s):  
Solar Cells ◽  
Dye Sensitized Solar Cells ◽  
Structural Features ◽  
Metal Free ◽  
Dye Sensitized ◽  
Sensitized Solar Cells ◽  
Organic Sensitizers

We report three newly synthesized D-A-π-A metal-free organic sensitizers for dye-sensitized solar cells (DSSCs) based on benzo[c][1,2,5]thiadiazole as an internal acceptor (A) and N-substituted indolines fused with cyclopentane or cyclohexanes...

Metal-free branched alkyl tetrathienoacene (TTAR)-based sensitizers for high-performance dye-sensitized solar cells

2017 ◽  
Vol 5 (24) ◽  
pp. 12310-12321 ◽  
Author(s):  
Yamuna Ezhumalai ◽  
Byunghong Lee ◽  
Miao-Syuan Fan ◽  
Boris Harutyunyan ◽  
Kumaresan Prabakaran ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
High Performance ◽  
Power Conversion ◽  
Dye Sensitized Solar Cells ◽  
Metal Free ◽  
Dye Sensitized ◽  
Sensitized Solar Cells ◽  
Organic Sensitizers

New branched alkyl tetrathienothiophene (TTAR)-based organic sensitizers with power conversion efficiency up to 11%.

Effect of spacers and anchoring groups of extended π-conjugated tetrathiafulvalene based sensitizers on the performance of dye sensitized solar cells

2017 ◽  
Vol 1 (2) ◽  
pp. 345-353 ◽  
Author(s):  
Lingamallu Giribabu ◽  
Naresh Duvva ◽  
Seelam Prasanthkumar ◽  
Surya Prakash Singh ◽  
Liyuan Han ◽  
...  
Keyword(s):  
Solar Cells ◽  
Dye Sensitized Solar Cells ◽  
Metal Free ◽  
Dye Sensitized ◽  
Anchoring Groups ◽  
Sensitized Solar Cells ◽  
Organic Sensitizers

Four novel metal-free organic sensitizers based on thioalkyl substituted tetrathiafulvalene scaffolds using the donor–π–acceptor approach were tested in dye-sensitized solar cells and had efficiency in the range of 4.55–6.36%.

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