| abstract |
Development of metal fine particles useful for dye-sensitized solar cells and the like, and a photoelectric conversion element that exhibits higher open-circuit voltage in dye-sensitized solar cells. Periodic Table Group IB oxide, Group IIA oxide, Group IIB oxide, Group IIIA oxide, Group IIIB oxide, Group IVA oxide other than titanium oxide, Group IVB oxide, Group VIA oxide , Modified titanium oxide fine particles comprising one or two or more non-titanium metal oxides (including silicon oxide) selected from the group consisting of group VIII oxides and vanadium oxides and titanium oxide, and the modified titanium oxide fine particles A photoelectric conversion element using |