Visible Light Absorption of Titanium Dioxide Through Cerium Synchronous Doping in Anatase The introduction of rare earth elements into TiO2 can effectively improve the electron-hole separation of TiO2 and prolong the visible light response of TiO2. Cerium (Ce) shows variable valence states Ce3+/

Cerium's Photocatalytic Superpower: Unlocking Titanium Dioxide's Visible Light Absorption

Purdue Northwest's Chancellor Thomas Keon is apologizing for a culturally insensitive remark he made during the first of two commencement ceremonies Dec. 10.

PNW Chancellor Keon apologizes for 'offensive and insensitive' remark during commencement

21WIRE | Key takeaways from Beijing's government work report.

Qian Zhou