Nanocrystalline rare earth mixed oxides SmFe1 xCoxO3-δ were prepared by sol-gel method at 1 073 K for 2h calcination and characterized by X-ray diffraction (XR
Mg-20wt.% Fe23Y8 composite was successfully prepared by reactive mechanical alloying (RMA). X-ray diffraction (XRD) measurement shows that the main phases of co
Na2O-PbO-Nb2O5-SiO2 glass-ceramic were synthesized by melt-quench process.The crystallization processing of the dielectric phases were carried out at temperatur