Near-infrared absorbing pyrrolopyrrole aza-BODIPY-based donor–acceptor polymers with reasonable photoresponse

2020 ◽  
Vol 8 (26) ◽  
pp. 8770-8776 ◽  
Author(s):  
Ru Feng ◽  
Narumi Sato ◽  
Mayuka Nomura ◽  
Akinori Saeki ◽  
Hajime Nakanotani ◽  
...  
Keyword(s):  
Organic Photovoltaics ◽  
Near Infrared ◽  
Electron Acceptors ◽  
Strong Electron ◽  
Donor Acceptor

Designing near-infrared (NIR) absorbing donor–acceptor (D–A) polymers with photoresponse beyond 900 nm has remained a challenge in the area of organic photovoltaics (OPV) owing to the limited kinds of strong electron acceptors.

Near-infrared electron acceptors with fused nonacyclic molecular backbones for nonfullerene organic solar cells

2020 ◽  
Vol 4 (6) ◽  
pp. 1729-1738 ◽  
Author(s):  
Jianquan Zhang ◽  
Yunke Li ◽  
Zhengxing Peng ◽  
Fujin Bai ◽  
Lik-Kuen Ma ◽  
...  
Keyword(s):  
Solar Cells ◽  
Organic Solar Cells ◽  
Near Infrared ◽  
Electron Acceptors ◽  
Strong Electron ◽  
Molecular Backbone

Two strong electron-donating moieties were fused into the molecular backbone of small molecular acceptors showing dramatically extended absorption beyond 900 nm.

Rational design of pyrrolopyrrole-aza-BODIPY-based acceptor–donor–acceptor triads for organic photovoltaics application

2020 ◽  
Vol 56 (20) ◽  
pp. 2975-2978 ◽  
Author(s):  
Ru Feng ◽  
Narumi Sato ◽  
Takuma Yasuda ◽  
Hiroyuki Furuta ◽  
Soji Shimizu
Keyword(s):  
Organic Photovoltaics ◽  
Rational Design ◽  
Near Infrared ◽  
Donor Acceptor

Acceptor–donor–acceptor triads consisting of diketopyrrolopyrrole (DPP) or pyrrolopyrrole aza-BODIPY (PPAB) or both as acceptors and cyclopentadithiophene as a donor were rationally designed for near infrared (NIR) photovoltaics application.

scholarly journals Vacuum‐Deposited Transparent Organic Photovoltaics for Efficiently Harvesting Selective Ultraviolet and Near‐Infrared Solar Energy

Solar RRL ◽  
2021 ◽  
Vol 5 (3) ◽  
pp. 2170032
Author(s):  
Meng‐Zhen Li ◽  
Chih‐Chien Lee ◽  
Sajal Biring ◽  
I‐Sheng Hsu ◽  
Dian Luo ◽  
...  
Keyword(s):  
Solar Energy ◽  
Organic Photovoltaics ◽  
Near Infrared

scholarly journals Theoretical insights on acceptor–donor dyads for organic photovoltaics

2020 ◽  
Vol 22 (46) ◽  
pp. 27413-27424
Author(s):  
Michele Turelli ◽  
Domenico Alberga ◽  
Gianluca Lattanzi ◽  
Ilaria Ciofini ◽  
Carlo Adamo
Keyword(s):  
Organic Photovoltaics ◽  
Transport Mechanisms ◽  
Donor Acceptor

Transport mechanisms in a set of crystal polymorphs of a donor–acceptor dyad used in a SMOSC, are revealed through the comparison of polymorphs’ transport efficiencies. The findings offer hints on how to improve the design of better performing dyads.

scholarly journals Donor–acceptor–acceptor-type near-infrared fluorophores that contain dithienophosphole oxide and boryl groups: Effect of the boryl group on the nonradiative decay

2021 ◽  
Author(s):  
Yoshiaki Sugihara ◽  
Naoto Inai ◽  
Masayasu Taki ◽  
Thomas Baumgartner ◽  
Ryosuke Kawakami ◽  
...  
Keyword(s):  
Near Infrared ◽  
Effective Strategy ◽  
Nonradiative Decay ◽  
Donor Acceptor

he use of donor–π–acceptor (D–π–A) skeletons is an effective strategy for the design of fluorophores with red-shifted emission. In particular, the use of amino and boryl moieties as the electron-donating...

A small bandgap (3E,7E)-3,7-bis(2-oxoindolin-3-ylidene)benzo[1,2-b:4,5-b′]difuran-2,6(3H,7H)-dione (IBDF) based polymer semiconductor for near-infrared organic phototransistors

2017 ◽  
Vol 5 (46) ◽  
pp. 12163-12171 ◽  
Author(s):  
Yinghui He ◽  
Jesse T. E. Quinn ◽  
Dongliang Hou ◽  
Jenner H.L. Ngai ◽  
Yuning Li
Keyword(s):  
Band Gap ◽  
Near Infrared ◽  
Infrared Light ◽  
Near Infrared Light ◽  
Polymer Semiconductor ◽  
Donor Acceptor ◽  
Small Band

A novel small bandgap donor–acceptor polymer with a very small band gap of 0.95 eV shows promising photoresponse under near infrared light in phototransistors.

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