Ruthenium complex, dye sensitizing metal oxide semiconductor electrode containing the same, solar cell provided with the semiconductor electrode

摘要

PROBLEM TO BE SOLVED: To provide a ruthenium complex that has a stable structure to heat and light and can rapidly increase the energy conversion efficiency, when it is used as a sensitizing dye for solar battery.;SOLUTION: The ruthenium complex has a structure of the trans type two ligands bipyridine derivative and is represented by general formula (1)(wherein R₁, R₂ and R₃ are each H or COOM where at least one thereof is COOM; M is H or a quaternary ammonium cation; R₄ is H or an aryl which may have substituent, an alkyl group which may have substituent or a perfluoroalkyl group which may be substituted).;COPYRIGHT: (C)2007,JPO&INPIT