| 简介 |
[Problem] To provide a photosensitizer which exhibits high solubility in a solvent such as a hydrous alcohol, while having excellent conversion efficiency and durability. [Solution] A photosensitizer which is a salt of a dye represented by general formula (I). (In formula (I), n represents an integer of 1 or 2; R1, R2 and R3 may be the same as or different from each other, and each represents a hydrogen atom, an alkyl group having 2-8 carbon atoms or an aralkyl group, with one among the R1, R2 and R3 moieties being a hydrogen atom at a maximum; the R1, R2 and R3 moieties may combine together to form a cyclic structure; and Dye represents an organic dye containing no rare transition metal.) |
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