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745898

Sigma-Aldrich

TQ1

Synonym(s):

Poly[[2,3-bis(3-octyloxyphenyl)-5,8-quinoxalinediyl]-2,5-thiophenediyl]

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About This Item

Linear Formula:
(C40H46N2O2S)n
CAS Number:
565228-37-7
UNSPSC Code:
12352103
NACRES:
NA.23

description

Band gap: 2.4 eV

form

powder

mol wt

average Mn 12,000-45,000 g/mol

λmax

620 nm (thin film, Eg = 1.7eV)

orbital energy

HOMO -5.7 eV 
LUMO -3.3 eV 

semiconductor properties

P-type

General description

Solubility: This polymer can be dissolved easily in chloroform, toluene, xylene, THF, chlorobenzene, and dichlorobenzene.
TQ1 is thiophene and quinoxaline based low band-gap semiconducting polymer that forms donor-acceptor structures. It can be used as a charge carrying layer in polymeric solar cell and photovoltaic based applications.[1][2][3][4]

Application

  • High-Efficiency Organic Solar Cells (OPVs)
  • Power conversion efficiency (PCE): 6.0%
  • Open circuit voltage (Voc): 0.89 V
  • Short circuit current density (Jsc): 10.5 mA/cm2
  • Fill factor (FF): 0.64

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKBR9501V

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Poly(3-hexylthiophene-2,5-diyl) regioregular

Sigma-Aldrich

445703

Poly(3-hexylthiophene-2,5-diyl)

Enhanced performance of inverted polymer solar cells by using poly (ethylene oxide)-modified ZnO as an electron transport layer
Shao S, et al.
ACS Applied Materials & Interfaces, 5(2), 380-385 (2013)
Aqueous processing of low-band-gap polymer solar cells using roll-to-roll methods
Andersen TR, et al.
ACS Nano, 5(5), 4188-4196 (2011)
Molecular packing and solar cell performance in blends of polymers with a bisadduct fullerene
Miller NC, et al.
Nano Letters, 12(3), 1566-1570 (2012)
An easily synthesized blue polymer for high-performance polymer solar cells
Wang E, et al.
Advanced Materials, 22(46), 5240-5244 (2010)
Zheng Tang et al.
Advanced materials (Deerfield Beach, Fla.), 24(4), 554-558 (2012-01-18)
Inverted polymer solar cells with a bottom metal cathode modified by a conjugated polymer interlayer show considerable improvement of photocurrent and fill factor, which is due to hole blocking at the interlayer, and a modified surface energy which affects the
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