The introduction of rare earth elements into TiO 2 can effectively improve the electron-hole separation of TiO 2 and prolong the visible light response of TiO 2. Cerium (Ce) shows variable valence ...
A multi-institute team led by Professors Ling Qiu, Baofu Ding and Hui-Ming Cheng has unveiled a two-dimensional titanium-dioxide sunscreen platform that erases the century-old trade-off between safety ...