| abstract |
PROBLEM TO BE SOLVED: To be an effective photocatalyst for decomposing NOx and malodorous substances in the air, or for decomposing organic solvents, pesticides and surfactants in water. Provide something without splashing, spilling or falling off. SOLUTION: From the tristimulus values X, Y, Z in the XYZ color system determined by the International Commission on Illumination, when y obtained by the following formula (I) y = Y / (X + Y + Z) (I) is 0.35 or more. A titanium oxide fiber and a photocatalyst containing the titanium oxide fiber. |