A novel lanthana-promoted nickel catalyst supported on silica for the liquid phase hydrogenation of m-dinitrobenzene to ......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

A novel K2O and La2O3 promoted nickel catalyst supported on α-Al2O3 was prepared by co-impregnation method, and it exhi......

Polycrystalline Nd3+ and La3+ co-doped yttria nanopowder Nd3+:Y1.90La0.10O3 for transparent ceramics was synthesized by ......

The decomposition of methane on Ni/α-Al2O3 modified by La2O3 and CeO2 with different contents has been investigated and......

The importanCe of rare earths being applied in the catalyst for cleansing the exhaust gas out of car was introduced. The......