The adsorption-desorption behavior of the mixed rare earth elements(RE)on the main types ofsoils of China,kaolinite and synthetic oxides was studied.The isother
The fluorescent characteristic and emission spectra of Eu<sup>2+</sup> in the cubic structureCa<sub>8</sub>Zn(SiO<sub>4</sub>)<sub>4</sub>Cl<sub>2</sub> with thre