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PROBLEM TO BE SOLVED: To provide a dye to become a constituting material of a dye-sensitized solar cell having a high conversion efficiency and excelling in the durability. SOLUTION: The dye is represented by formula (1): ML1L2L3(M is a group 8 to 10 element in the long periodic table; and L1, L2and L3are bidentate ligands represented by respective specific formulae), and is, for example, a compound of formula (1a). ;COPYRIGHT: (C)2010,JPO&INPIT
Michael Graetzel, Shaik Mohammed Zakeeruddin, Felix Thomas Eickemeyer