Triisopropylsilyl‐Substituted Benzo[1,2‐b:4,5‐c′]dithiophene‐4,8‐dione‐Containing Copolymers with More Than 17% Efficiency in Organic Solar Cells
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202102371
Abstract: Considering the special functions of fused‐ring aromatic building blocks and Si‐atom in high‐performance donor–acceptor‐conjugated materials at the same time, herein the synthesis of a novel fused‐ring tricyclic heterocycle, triisopropylsilyl‐substituted benzo[1,2‐b:4,5‐c′]dithiophene‐4,8‐dione (iBDD‐Si), an isomer of well‐known… read more here.
Keywords: triisopropylsilyl substituted; benzo dithiophene; dithiophene dione; substituted benzo ... See more keywords
Benzo[1,2‐b:4,5‐b′]Dithiophene–6,7‐Difluoroquinoxaline Small Molecule Donors with >8% BHJ Solar Cell Efficiency
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Energy Materials"
DOI: 10.1002/aenm.201602804
Abstract: Solution-processable small molecule (SM) donors are promising alternatives to their polymer counterparts in bulk-heterojunction (BHJ) solar cells. While SM donors with favorable spectral absorption, self-assembly patterns, optimum thin-film morphologies, and high carrier mobilities in optimized… read more here.
Keywords: benzo dithiophene; small molecule; solar cell; dithiophene difluoroquinoxaline ... See more keywords
Polar Side Chain Effects on the Thermoelectric Properties of Benzo[1,2-b:4,5-b']Dithiophene-Based Conjugated Polymers.
Sign Up to like & getrecommendations! Published in 2019 at "Macromolecular rapid communications"
DOI: 10.1002/marc.201900082
Abstract: The molecular structure of polymers has a great influence on their thermoelectric properties; however, the relationship between the molecular structure of a polymer and its thermoelectric properties remains unclear. In this work, two benzo[1,2-b:4,5-b']dithiophene (BDT)-based… read more here.
Keywords: thermoelectric properties; benzo dithiophene; polar side; conjugated polymers ... See more keywords
Effects of alkoxy substitution on molecular structure, physicochemical and photovoltaic properties of 2D-conjugated polymers based on benzo[1,2-b:4,5-b']dithiophene and fluorinated benzothiadiazole
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Physics Letters"
DOI: 10.1016/j.cplett.2017.01.026
Abstract: Abstract Two donor-acceptor (D-A) copolymers (PMT-FBT and PET-FBT) with alkoxythiophene-substituted benzo[1,2-b:4,5-b′]dithiophene as donor unit and difluorobenzothiazole as acceptor unit, were synthesized and employed as donor material for polymer solar cells (PSCs). The comparative study showed… read more here.
Keywords: alkoxy substitution; benzo dithiophene; molecular structure; dithiophene ... See more keywords
Simultaneously enhancing the dielectric constant, photo-response and deepening HOMO levels of benzo[1,2-b;4,5-b']dithiophene derivatives-based conjugated polymers
Sign Up to like & getrecommendations! Published in 2020 at "Dyes and Pigments"
DOI: 10.1016/j.dyepig.2020.108263
Abstract: Abstract An alternating conjugated polymer (CPs) named as PBDT-TS-DPP, derived from 2-ethylhexylthiothiophen-2-yl-flanked (TS) benzo[1,2-b;4,5-b']dithiophene (BDT-TS) and diketopyrrolopyrrole derivatives (DPP), was prepared by Palladium-catalyzed Stille coupling reaction. The comparison investigations of the opto-electronic properties and aggregation… read more here.
Keywords: pbdt dpp; benzo dithiophene; homo; dielectric constant ... See more keywords
Growth Dynamics of Ultrathin Films of Benzo[1,2-b:4,5-b’]dithiophene Derivatives on Au(111): A Photoelectron Spectroscopy Investigation
Sign Up to like & getrecommendations! Published in 2023 at "Langmuir"
DOI: 10.1021/acs.langmuir.3c00572
Abstract: Ultrathin films of a stereoisomeric mixture of benzo[1,2-b:4,5-b’]dithiophene derivatives were grown by thermal evaporation in vacuum on Au(111), and they were studied in situ by photoelectron spectroscopy. X-ray photons from a non-monochromatic Mg Kα conventional… read more here.
Keywords: spectroscopy; photoelectron spectroscopy; benzo dithiophene; ultrathin films ... See more keywords
Molecular Engineering of D−π–A Copolymers Based on 4,8-Bis(4-chlorothiophen-2-yl)benzo[1,2-b:4,5-b′]dithiophene (BDT-T-Cl) for High-Performance Fullerene-Free Organic Solar Cells
Sign Up to like & getrecommendations! Published in 2019 at "Macromolecules"
DOI: 10.1021/acs.macromol.9b01233
Abstract: Molecular conformation has a striking function in dominating the molecular orientation, crystallinity, charge mobility, film morphology, and photovoltaic performance for classic donor−π–acceptor (D−π–A) type copolymers. Herein, we systematically investigate this correlation by modulating the chemical… read more here.
Keywords: dithiophene bdt; chlorothiophen benzo; performance; bis chlorothiophen ... See more keywords
Orange/Red Benzo[1,2-b:4,5-b′]dithiophene 1,1,5,5-Tetraoxide-Based Emitters for Luminescent Solar Concentrators: Effect of Structures on Fluorescence Properties and Device Performances
Sign Up to like & getrecommendations! Published in 2023 at "ACS Applied Energy Materials"
DOI: 10.1021/acsaem.3c00362
Abstract: Luminescent solar concentrators (LSCs) are a class of optical devices able to harvest, downshift, and concentrate sunlight, thanks to the presence of emitting materials embedded in a polymer matrix. Use of LSCs in combination with… read more here.
Keywords: luminescent solar; orange red; solar concentrators; benzo dithiophene ... See more keywords
Organic Photosensitizers Incorporating Rigid Benzo[1,2-b:6,5-b']dithiophene Segment for High-Performance Dye-Sensitized Solar Cells.
Sign Up to like & getrecommendations! Published in 2017 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.7b15181
Abstract: Benzo[1,2-b:6,5-b']dithiophene (BDT) entity with rigid skeleton is introduced into the conjugated spacer of organic dyes, with triphenylamine as the electron donor and 2-cyanoacrylic acid as the acceptor, have been prepared for dye-sensitized solar cells. Inserting… read more here.
Keywords: benzo dithiophene; dye sensitized; sensitized solar; dithiophene ... See more keywords
Synthesis of a quinoidal dithieno[2,3- d ;2′,3′- d ]benzo[2,1- b ;3,4- b ′]-dithiophene based open-shell singlet biradicaloid
Sign Up to like & getrecommendations! Published in 2017 at "Organic chemistry frontiers"
DOI: 10.1039/c6qo00543h
Abstract: A fused heteroacene derivative, bis(dicyanomethylene)-end-capped-dithieno[2,3-d;2′,3′-d]benzo[2,1-b;3,4-b′]-dithiophene (4CN-DTmBDT) was synthesized. Its open-shell biradical character in the ground state is studied by a combination of electron paramagnetic resonance (EPR) and nuclear magnetic resonance (NMR). Structural assignment was verified… read more here.
Keywords: synthesis quinoidal; open shell; benzo dithiophene; dithieno benzo ... See more keywords
Chiral bis(benzo[1,2-b:4,3-b′]dithiophene) atropisomers: experimental and theoretical investigations of the stereochemical and chiroptical properties
Sign Up to like & getrecommendations! Published in 2021 at "New Journal of Chemistry"
DOI: 10.1039/d1nj03248h
Abstract: Conformational chirality is a feature that may arise from the presence of a hindered rotation around a single bond that corresponds to a stereogenic axis. read more here.
Keywords: benzo dithiophene; atropisomers experimental; bis benzo; chiral bis ... See more keywords