采用溶胶 -凝胶法和超临界干燥法制备了SiO2 /M (Cu ,Co)纳米复合材料 ,对其结构、形貌进行了TEM和比表面分析 ,并研究了SiO2 /M纳......

NO-TPSR and CO-NO catalytic reaction on Pt/HM and Pd/HM were studied. There are three kinds of NO adsoption sites. The l......