The CuO-CeO2 catalyst prepared by chelating method has a superior catalytic performance for the preferential oxidation of CO in rich hydrogen, compared with the
Populus euphratica Olve. is a dominant tree species in Ejinaa Oasis of the lower reaches of the Helhe River, Inner Mongolia, China. In recent years, the populat
The pore throat of porous media is modeled as a constricted channel or expanded channel. The flow of viscoelastic polymer solution in pore throat model is studi