D–A–D–π–D–A–D type diketopyrrolopyrrole based small molecule electron donors for bulk heterojunction organic solar cells

Two organic small molecules based on diketopyrrolopyrrole (DPP) units having a D–A–D–π–D–A–D structure denoted as DPP-DPP and DPPTDPP were synthesized.

Download Full-text

Solution-processed new porphyrin-based small molecules as electron donors for highly efficient organic photovoltaics

Chemical Communications ◽

10.1039/c5cc05807d ◽

2015 ◽

Vol 51 (77) ◽

pp. 14439-14442 ◽

Cited By ~ 58

Author(s):

Song Chen ◽

Liangang Xiao ◽

Xunjin Zhu ◽

Xiaobing Peng ◽

Wai-Kwok Wong ◽

...

Keyword(s):

Solar Cells ◽

Small Molecules ◽

Power Conversion Efficiency ◽

Conversion Efficiency ◽

Organic Photovoltaics ◽

Organic Solar Cells ◽

Bulk Heterojunction ◽

Power Conversion ◽

Electron Donors ◽

Solution Processed

A series of new A–D–A structural 5,15-dialkylated porphyrin-cored small molecules have been developed as donors in bulk heterojunction organic solar cells, and the highest power conversion efficiency of 6.49% has been achieved.

Download Full-text

Phenothiazine-based small-molecule organic solar cells with power conversion efficiency over 7% and open circuit voltage of about 1.0 V using solvent vapor annealing

Physical Chemistry Chemical Physics ◽

10.1039/c7cp08308d ◽

2018 ◽

Vol 20 (9) ◽

pp. 6321-6329 ◽

Cited By ~ 9

Author(s):

Yogajivan Rout ◽

Rajneesh Misra ◽

Rahul Singhal ◽

Subhayan Biswas ◽

Ganesh D. Sharma

Keyword(s):

Solar Cells ◽

Small Molecules ◽

Small Molecule ◽

Organic Solar Cells ◽

Bulk Heterojunction ◽

Open Circuit ◽

Solvent Vapor ◽

Heterojunction Solar Cells ◽

Vapor Annealing ◽

Solvent Vapor Annealing

We have used two unsymmetrical small molecules with a D–A–D–π–D configuration as small molecule donors, along with PC71BM as an acceptor, for solution processed bulk heterojunction solar cells.

Download Full-text

Application of small molecules based on a dithienogermole core in bulk heterojunction organic solar cells and perovskite solar cells

Materials Chemistry Frontiers ◽

10.1039/d0qm00267d ◽

2020 ◽

Vol 4 (7) ◽

pp. 2168-2175

Author(s):

B. Yadagiri ◽

K. Narayanaswamy ◽

Towhid H. Chowdhury ◽

Ashraful Islam ◽

Vinay Gupta ◽

...

Keyword(s):

Solar Cells ◽

Small Molecules ◽

Small Molecule ◽

Organic Solar Cells ◽

Bulk Heterojunction ◽

Perovskite Solar Cells ◽

Hole Transport ◽

Synthesis And Characterization ◽

Donor Material

We report the synthesis and characterization of a dithienogermole (DTGe) based small molecule, named Ge-PO-2CN, as a donor material for bulk heterojunction (BHJ) organic solar cells (OSCs) and as a hole transport material (HTM) for dopant-free perovskite solar cells (PSCs).

Download Full-text

Organic solar cells based on bowl-shaped small-molecules

RSC Advances ◽

10.1039/c5ra02073e ◽

2015 ◽

Vol 5 (40) ◽

pp. 31541-31546 ◽

Cited By ~ 7

Author(s):

Agustín Molina-Ontoria ◽

María Gallego ◽

Luís Echegoyen ◽

Emilio M. Pérez ◽

Nazario Martín

Keyword(s):

Solar Cells ◽

Small Molecules ◽

Small Molecule ◽

Organic Solar Cells ◽

Supramolecular Complex ◽

Electron Donors

A supramolecular approach involving bowl-shape molecules as electron donors has been used for the preparation of small-molecule solar cells. The PCE values depend directly on the formation of the supramolecular complex.

Download Full-text

Adjusting the photovoltaic performance of big fused ring-based small molecules by tailoring with different modifications

RSC Advances ◽

10.1039/d1ra08239f ◽

2021 ◽

Vol 11 (63) ◽

pp. 39625-39635

Author(s):

Min Li ◽

Manjun Xiao ◽

Zuojia Li

Keyword(s):

Solar Cells ◽

Small Molecules ◽

Small Molecule ◽

Organic Solar Cells ◽

Bulk Heterojunction ◽

Photovoltaic Performance ◽

Fused Ring

Three novel A–D–A type small-molecule donor materials, with anthanthrene (AAN) as the electron-donating core, and thiophene as π-bridge units, have been designed and synthesized for application in bulk-heterojunction (BHJ) organic solar cells (OSCs).

Download Full-text

Small molecule based N-phenyl carbazole substituted diketopyrrolopyrroles as donors for solution-processed bulk heterojunction organic solar cells

Physical Chemistry Chemical Physics ◽

10.1039/c6cp03767d ◽

2016 ◽

Vol 18 (33) ◽

pp. 22999-23005 ◽

Cited By ~ 14

Author(s):

Yuvraj Patil ◽

Rajneesh Misra ◽

F. C. Chen ◽

Ganesh D. Sharma

Keyword(s):

Solar Cells ◽

Small Molecules ◽

Small Molecule ◽

Organic Solar Cells ◽

Bulk Heterojunction ◽

Solution Processed ◽

Heterojunction Solar Cells ◽

Bulk Heterojunction Solar Cells ◽

Homo Lumo

We report two acetylene-bridged small molecules DPP5 and DPP6 with low HOMO–LUMO gaps as donors along with PC71BM as an acceptor for the fabrication of solution-processed bulk heterojunction solar cells.

Download Full-text

Effect of oligothiophene π-bridge length in D-π-A star-shaped small molecules on properties and photovoltaic performance in single-component and bulk-heterojunction organic solar cells and photodetectors

Materials Today Energy ◽

10.1016/j.mtener.2021.100863 ◽

2021 ◽

pp. 100863

Author(s):

Yuriy N. Luponosov ◽

Alexander N. Solodukhin ◽

Artur L. Mannanov ◽

Petr S. Savchenko ◽

Benedito A.L. Raul ◽

...

Keyword(s):

Solar Cells ◽

Small Molecules ◽

Organic Solar Cells ◽

Bulk Heterojunction ◽

Photovoltaic Performance ◽

Single Component ◽

Bridge Length

Download Full-text

Furan-bridged thiazolo [5,4-d]thiazole based D–π–A–π–D type linear chromophore for solution-processed bulk-heterojunction organic solar cells

RSC Advances ◽

10.1039/c4ra13655a ◽

2015 ◽

Vol 5 (9) ◽

pp. 6286-6293 ◽

Cited By ~ 17

Author(s):

M. Nazim ◽

Sadia Ameen ◽

M. Shaheer Akhtar ◽

Hyung-Kee Seo ◽

Hyung-Shik Shin

Keyword(s):

Solar Cells ◽

Small Molecule ◽

Organic Solar Cells ◽

Bulk Heterojunction ◽

Solution Processed ◽

Organic Chromophore

Novel furan-bridged thiazolo[5,4-d]thiazole based π-conjugated organic chromophore (RFTzR) was formulated and utilized for the fabrication of solution-processed small molecule organic solar cells (SMOSCs).

Download Full-text