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Merck
CN
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文件

753998

Sigma-Aldrich

PCDTBT

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别名:
聚[N-9′-十七烷基-2,7-咔唑-alt-5,5-(4′,7′-二-2-噻吩基-2′,1′,3′-苯并噻二唑)], 聚[[9-（1-辛基壬基）-9H-咔唑-2,7-二基]-2,5-噻吩二基-2,1,3-苯并噻二唑-4,7-二基-2,5-噻吩二基]
线性分子式:
(C43H47N3S3)nC12H10
CAS号:
958261-50-2
UNSPSC代码:
12352103
NACRES:
NA.23

描述

Band gap: 1.9 eV

形式

solid

分子量

average Mw 100,000-140,000

缺失

0.5 wt. % TGA, 409 °C

mp

270-300 °C

转变温度

Tm >400 °C

λmax

576 nm

轨道能量

HOMO -5.5 eV 
LUMO -3.6 eV 

OPV设备性能

ITO/MoO3-Al/PCDTBT:PC71BM/MoO3/Al

  • Short-circuit current density (Jsc): 10.88 mA/cm2
  • Open-circuit voltage (Voc): 0.88 V
  • Fill Factor (FF): 0.71
  • Power Conversion Efficiency (PCE): 6.77 %

ITO/PEDOT:PSS/PCDTBT:PC71BM (1:4)/TiOxAl
  • Short-circuit current density (Jsc): 11.32 mA/cm2
  • Open-circuit voltage (Voc): 0.88 V
  • Fill Factor (FF): 0.69
  • Power Conversion Efficiency (PCE): 6.9 %

ITO/PEDOT:PSS/PCDTBT:PC71BM/Al
  • Short-circuit current density (Jsc): 9.7 mA/cm2
  • Open-circuit voltage (Voc): 0.82 V
  • Fill Factor (FF): 0.61
  • Power Conversion Efficiency (PCE): 5.3 %

半导体性质

P-type (mobility=6×10−5 cm2/V·s)

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一般描述

PCDTBT是一种咔唑类半导体共聚物，可用作低带隙的供体材料，功率效率为9％。它具有接近100％的量子效率，这使其成为P3HT的切实可行的替代品，可用于各种光伏应用。
可溶于THF、氯仿、氯苯、二氯苯和1,2,3-三氯苯中

应用

作为纳米复合材料的PCDTBT与PCBM的共混物可用作制造光伏太阳能电池和光伏油墨的供体/受体材料。它也可用作有源层，用于开发有机场效应晶体管（OFET），以检测百万分率（ppm）级NO2气体含量。

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

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Nanomorphology of PCDTBT:PC70BM Bulk Heterojunction Solar Cells
Moon, J. S.; et al.
Advanced Engineering Materials, 2, 304-308 (2012)
Modeling of gate bias controlled NO2 response of the PCDTBT based organic field effect transistor
Kumar A, et al.
Chemical Physics Letters, 698(2), 7-10 (2018)
Stability of organic solar cells with PCDTBT donor polymer: An interlaboratory study
Ciammaruchi L, et al.
Journal of Materials Research, 1-16 (2018)
Jung Hwa Seo et al.
Journal of the American Chemical Society, 133(22), 8416-8419 (2011-05-12)
The power conversion efficiencies of bulk heterojunction (BHJ) solar cells can be increased from 5 to 6.5% by incorporating an ultrathin conjugated polyelectrolyte (CPE) layer between the active layer and the metal cathode. Poly[N-9''-heptadecanyl-2,7-carbazole-alt-5,5-(4',7'-di-2-thienyl-2',1',3'-benzothiadiazole)] (PCDTBT) and [6,6]-phenyl C(71) butyric acid
TBT Entirely Dominates the Electronic Structure of the Conjugated Copolymer PCDTBT: Insights from Time-Resolved Electron Paramagnetic Resonance Spectroscopy
Matt C, et al.
Macromolecules, 1-16 (2018)
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