Organic Photovoltaics Utilizing Small‐Molecule Donors and Y‐Series Nonfullerene Acceptors
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202206566
Abstract: The emerging Y‐series nonfullerene acceptors (Y‐NFA) has prompted the rapid progress of power conversion efficiency (PCE) of all‐small‐molecule organic solar cells (ASM‐OSCs) from around 12% to 17%. The excellent PCE improvement benefits from not only… read more here.
Keywords: small molecule; molecule donors; molecule; series nonfullerene ... 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
Novel thieno[3,2-b]thiophene-embedded small-molecule donors for highly efficient and photostable vacuum-processed organic photovoltaics
Sign Up to like & getrecommendations! Published in 2021 at "Materials Today Energy"
DOI: 10.1016/j.mtener.2020.100633
Abstract: Abstract Four thieno[3,2-b]thiophene (TT)-based donor-π-acceptor–type small-molecule donors DTCPTT, DTCPTT-2CN, DTDCPTT, and DTDCPTT-2CN were synthesized and characterized. A clear structure-property relationship correlating the effects of introducing cyano groups onto the TT and the end-capping groups has… read more here.
Keywords: dtdcptt 2cn; dtdcptt; small molecule; molecule donors ... See more keywords
Medium-Bandgap (Acceptor′–Donor)2Acceptor-Type Small-Molecule Donors Based on an Asymmetric Thieno[3,2-c]isochromene Building Block for Organic Solar Cells with High Efficiency and Voltage
Sign Up to like & getrecommendations! Published in 2019 at "ACS Applied Energy Materials"
DOI: 10.1021/acsaem.9b00303
Abstract: Small-molecule donors have a critical effect on the properties of the small-molecule-based organic solar cells (SM-OSCs). In order to develop novel small-molecule donors, two (A′–D)2A-type (A = acc... read more here.
Keywords: solar cells; small molecule; molecule; molecule donors ... See more keywords
Medium-Bandgap Small-Molecule Donors Compatible with Both Fullerene and Nonfullerene Acceptors.
Sign Up to like & getrecommendations! Published in 2018 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.7b17961
Abstract: Much effort has been devoted to the development of new donor materials for small-molecule organic solar cells due to their inherent advantages of well-defined molecular weight, easy purification, and good reproducibility in photovoltaic performance. Herein,… read more here.
Keywords: molecule; medium bandgap; small molecule; molecule organic ... See more keywords
Stability of push–pull small molecule donors for organic photovoltaics: spectroscopic degradation of acceptor endcaps on benzo[1,2-b:4,5-b′]dithiophene cores
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Chemistry A"
DOI: 10.1039/c9ta06310b
Abstract: Degradation pathways of small molecule donors for organic photovoltaics are shown to be dependent on chemical traits and not just redox properties. read more here.
Keywords: small molecule; organic photovoltaics; molecule donors; degradation ... See more keywords
Small molecule donors with different conjugated π linking bridges: Synthesis and photovoltaic properties
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Semiconductors"
DOI: 10.1088/1674-4926/41/12/122201
Abstract: Three small molecule (SM) donors, namely B-T-CN, B-TT-CN and B-DTT-CN, with different π conjugated bridges were synthesized in this research. Interestingly, with the conjugated fused rings of the π linking bridge increasing, the SM HOMO… read more here.
Keywords: donors different; different conjugated; small molecule; conjugated linking ... See more keywords