| abstract |
PROBLEM TO BE SOLVED: To provide an electrolyte composition capable of improving the energy conversion efficiency of a solar cell and obtaining high energy conversion efficiency even when the solar cell is used in a high-temperature environment. The purpose is to do. SOLUTION: 1-methyl-3-propylimidazolium iodide, 1-methyl-3-isopropylimidazolium iodide, 1-methyl-3-butylimidazolium iodide, 1-methyl-3-isobutylimidazolium iodide Forming an electrolyte containing at least one imidazolium salt selected from the group consisting of soda and 1-methyl-3-sbutylimidazolium iodide, a halogen-containing compound, and an onium salt with the halogen-containing compound. A compound containing at least one element selected from the group consisting of N, P and S. |