Abstract
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): ML1 L2 L3 (M is a group 8 to 10 element in the long periodic table; and L1 , L2 and L3 are bidentate ligands represented by respective specific formulae), and is, for example, a compound of formula (1a). ;COPYRIGHT: (C)2010,JPO&INPIT