- ORGANIC COMPOUND, SEMICONDUCTOR FILM ELECTRODE EMPLOYING THE ORGANIC COMPOUND, PHOTOELECTRIC CONVERSION ELEMENT EMPLOYING THE ORGANIC COMPOUND, AND PHOTOELECTROCHEMICAL SOLAR CELL EMPLOYING THE ORGANIC COMPOUND
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The present invention provides: an organic compound increasing an open circuit voltage, and showing high photoelectric conversion efficiency; a semiconductor film electrode employing the organic compound as a dye; a photoelectric conversion element employing the semiconductor film electrode; and a photoelectrochemical solar cell employing the photoelectric conversion element. The organic compound is represented by the following general formula: wherein A is a carbazole ring; L1 is an electron transfer linking group having at least one heterocyclic ring selected from the group consisting of a thiophene ring, a furan ring, a pyrrole ring, and a condensed heterocyclic ring formed from any combinations of these rings; R is a substituent group bound to at least one electron transfer linking group selected from the group consisting of an alkyl group, an alkoxy group, and an aryl group; X is at least one electron withdrawing group selected from the group consisting of a cyano group, a carboxylic acid group, an ester group, an amide group, a trifluoromethyl group, a pentafluoroethyl group, a sulfonate group, and a trifluoromethanesulfonate group; M is a hydrogen atom or a salt-forming cation; and n is an integer of 1 to 12.
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Page/Page column 16-17
(2010/07/10)
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- Substituted carbazole dyes for efficient molecular photovoltaics: Long electron lifetime and high open circuit voltage performance
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We designed and synthesized new substituted carbazole dyes, MK-14 and -16, for dye-sensitized solar cells (DSSCs) employing the I-/I 3- redox couple. By the addition of a hexyloxyphenyl substituent to previously reported c
- Koumura, Nagatoshi,Wang, Zhong-Sheng,Miyashita, Masanori,Uemura, Yu,Sekiguchi, Hiroki,Cui, Yan,Mori, Atsunori,Mori, Shogo,Hara, Kohjiro
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experimental part
p. 4829 - 4836
(2010/04/29)
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