Are done is done with two nuclear metal complex pigments the photochemical cell null below-mentioned general expression which has with the semiconductor particulate which sensitization and the electrolytic solution which designates

摘要

And semiconductor particles sensitized by the binuclear metal complex dye having a high extinction coefficient, represented by the general formula with excellent electron transfer (1), photochemical cell of the present invention, (CN) ₄ B as an anionic component ^- and a electrolyte solution consisting mainly of an ionic liquid containing, and has excellent durability.