| 摘要 |
PROBLEM TO BE SOLVED: To provide a solar cell the photoelectric conversion efficiency of which is enhanced, by converting to a wavelength range of high photoelectric conversion efficiency in a photoelectric conversion element, depending on the dispersed wavelength range.SOLUTION: A solar cell 10a includes a spectral element 12a for dispersing sunlight LS (incident light) into first wavelength ranges L3, L4, and a second wavelength range L2, a wavelength conversion element 14a for converting the light in the second wavelength range L2 dispersed by the spectral element 12a into the light in the first wavelength range L1, and a photoelectric conversion element 20 performing photoelectric conversion of the light in the first wavelength range L1. |
