By means of rapid heating cyclic heat treatment, the microstructure of a TiAl-based alloy was refined.The colony size and lamellar spacing were measured to be 5
The effects of promoters K,Ba,Sm on the resistance to carbon-methanation and catalytic activity of ruthenium supported on active carbon(Ru/AC)for ammonia synthe
Fine-grained structure of as-cast magnesium AM60 alloy was obtained by means of equal channel angular deformation(ECAD) technique. Through analyzing the relatio
The coordination numbers in the molecular interaction volume model (MIVM) can be calculated from the common physical quantities of pure liquid metals. A notable
Quenching process and design of the quenching tower in acrylonitrile production in China were studied in order to decrease the polymerization loss of acrylonitr