The corrosion behavior of coatings of pure zinc and Zn-Al,Zn-Al-RE alloys in NaCl solu-tions was studied by salt-spray experiments,even corrosion experiments an
ESR studies have been undertaken for various chemical composition of electron beam evapo-rated a-Si<sub>1-x</sub>Gd<sub>x</sub> films with 0【x≤10at%.The exper
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