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906972

Sigma-Aldrich

F-M

≥98%

Sinônimo(s):

4,4,7,7,12,12-octyl-7,12-dihydro- bis[methylidyne(3-oxo-methyl-1H indene-2,1(3H)-diylidene)]]bis-4H-thieno[2″,3″:1′,2′]indeno[5′,6′:5,6]-s-indaceno[1,2-b]thiophene, FTIC-C8C8M

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About This Item

Fórmula empírica (Notação de Hill):
C99H122N4O2S2
Número CAS:
2239303-91-2
Peso molecular:
1464.18
Número MDL:
MFCD32851662
Código UNSPSC:
12352101
NACRES:
NA.23

descrição

Band gap: 1.72 eV
Band gap: Eg = 1.72 eV
Solubility: Soluble in Chloroform, CB and ODCB

Ensaio

≥98%

Formulário

solid

Energia orbital

HOMO -5.42 eV 
LUMO -3.70 eV 

cadeia de caracteres SMILES

[s]1c2c(cc1\C=C%10/C(=O)c%11c(cccc%11)C/%10=C(C#N)C#N)C(c3c2cc4c(c3)c5c(cc6c(c5)C(c7c6[s]c(c7)\C=C8/C(=O)c9c(cccc9)C/8=C(C#N)C#N)(CCCCCCCC)CCCCCCCC)C4(CCCCCCCC)CCCCCCCC)(CCCCCCCC)CCCCCCCC.CC.CC

chave InChI

XPHYXDLZYTYOBX-OMQJLYAYSA-N

Descrição geral

Non-fullerene acceptors (NFAs) are currently a major focus of research in the development of bulk-heterojunction organic solar cells (OSCs). In contrast to the widely used fullerene acceptors (FAs), the optical properties and electronic energy levels of NFAs can be designed and readily tuned. NFA-based OSCs can also achieve greater thermal stability and photochemical stability, as well as longer device lifetimes, than their FA-based counterparts.Recent developments have led to a rapid increase in power conversion efficiencies for NFA OSCs, with values now exceeding 15% in a single junction cell, and >17% for a tandem cell, demonstrating the viability of using NFAs to replace FAs in next-generation high-performance OSCs.

Aplicação

F-M is a non-fullerene acceptor that absorbs visible light, when used in a front cell paired with NIR absorbing rear cell, the resulted tandem organic solar cell gave a record energy conversion efficiency of 17.3%.

Tandem Cell Device performance:
ITO/ZnO/PFN-Br/PBDB-T:F-M/M-PEDOT/ZnO/PTB7- Th:O6T-4F:PC71BM/MoO3/Ag
Voc=1.642 V
Jsc=14.35 mA/cm2
FF=73.7%
PCE=17.3%

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

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Certificados de análise (COA)

Lot/Batch Number

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PBDB-T

Sigma-Aldrich

901099

PBDB-T

ITIC-F

Sigma-Aldrich

901423

ITIC-F

Di-PDI

Sigma-Aldrich

900774

Di-PDI

PFN-Br

Sigma-Aldrich

906980

PFN-Br

[6,6]-Phenyl C71 butyric acid methyl ester, mixture of isomers 99%

Sigma-Aldrich

684465

[6,6]-Phenyl C71 butyric acid methyl ester, mixture of isomers

Lingxian Meng et al.
Science (New York, N.Y.), 361(6407), 1094-1098 (2018-08-11)
Although organic photovoltaic (OPV) cells have many advantages, their performance still lags far behind that of other photovoltaic platforms. A fundamental reason for their low performance is the low charge mobility of organic materials, leading to a limit on the

Artigos

Progress for High Performance Tandem Organic Solar Cells

Professor Chen (Nankai University, China) and his team explain the strategies behind their recent record-breaking organic solar cells, reaching a power conversion efficiency of 17.3%.

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