906352
PBDB-T-2Cl
别名:
OS0139, PCE 139, PM 7, Poly[[4,8-bis[5-(2-ethylhexyl)-4-chloro-2-thienyl]benzo[1,2-b:4,5-b′]dithiophene-2,6-diyl]-2,5-thiophenediyl[5,7-bis(2-ethylhexyl)-4,8-dioxo-4H,8H-benzo[1,2-c:4,5-c′]dithiophene-1,3-diyl]-2,5-thiophenediyl]
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关于此项目
description
Band gap: 1.95 eV, Solubility:Soluble in 1,2-Dichlorobenzene
form
particles
mol wt
50,000-100,000 g/mol by GPC
color
Fine
solubility
chlorobenzene: soluble, chloroform: soluble
orbital energy
HOMO -5.52 eV , LUMO -3.57 eV
PDI
2‑4
Application
High-Efficiency Organic Solar Cells (OPVs)
Polymeric donor material
LUMO=−3.57 eV
HOMO=−5.32 eV
OPV Device Performance :
PBDB-T-2Cl:IT-4F
Voc= 0.86V
Jsc= 21.46 mA/cm2
FF= 0.75
PCE=13.9%
PBDB-T-2Cl (or PM7) is a wide bandgap polymer donor (n-type semiconductor) containing chlorinated thienyl benzodithiophene (BDT-2Cl) used in high performance polymer solar cells (PSCs). PBDB-T-2Cl-based devices exhibit higher open circuit voltage (Voc) than the PBDB-T-2F-based devices, due to lower molecular energy levels of PBDB-T-2Cl, and leading to an outstanding power conversion efficiency of over 14%.
In general, chlorination is more effective than fluorination in downshifting the molecular energy levels and broadening the absorption spectra.
Polymeric donor material
LUMO=−3.57 eV
HOMO=−5.32 eV
OPV Device Performance :
PBDB-T-2Cl:IT-4F
Voc= 0.86V
Jsc= 21.46 mA/cm2
FF= 0.75
PCE=13.9%
PBDB-T-2Cl (or PM7) is a wide bandgap polymer donor (n-type semiconductor) containing chlorinated thienyl benzodithiophene (BDT-2Cl) used in high performance polymer solar cells (PSCs). PBDB-T-2Cl-based devices exhibit higher open circuit voltage (Voc) than the PBDB-T-2F-based devices, due to lower molecular energy levels of PBDB-T-2Cl, and leading to an outstanding power conversion efficiency of over 14%.
In general, chlorination is more effective than fluorination in downshifting the molecular energy levels and broadening the absorption spectra.
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable