| 摘要 |
PROBLEM TO BE SOLVED: To provide a novel visible light responsive composition that shows high photocurrent responsivity to visible-light irradiation and can serve as a photoelectrode, a photocatalyst, and a photosensor.SOLUTION: The present invention provides: a visible light responsive composition comprising Al, Fe, Mg and oxygen wherein when the total of Al, Fe and Mg is 100%, an element content ratio (molar ratio) is: Al of 10-50%, Fe of 40-70%, and Mg of 10-30%; a photoelectrode, a photosensor and a photocatalyst comprising the visible light responsive composition; a solar cell using the photoelectrode; and a water decomposition method using the photoelectrode or photocatalyst.SELECTED DRAWING: None |
