Bimetallic Catalysts: Discoveries, Concepts, and ApplicationsPresents an account of the research on bimetallic catalysts. Focuses attention on the possibility of influencing the selectivity of chemical transformations on metal surfaces and preparing metal alloys in a highly dispersed state. Covers the validation and elucidation of the bimetallic cluster concept. Includes figures and tables. |
From inside the book
Results 1-3 of 33
Page 17
... surface , and that a surface site consisting of a single active metal atom is not adequate ( 6,9 ) . Finding a suitable array of surface atoms to accommodate such a chemisorbed in- termediate presents no difficulty on a large metal ...
... surface , and that a surface site consisting of a single active metal atom is not adequate ( 6,9 ) . Finding a suitable array of surface atoms to accommodate such a chemisorbed in- termediate presents no difficulty on a large metal ...
Page 25
... surface compositions obtained by Helms using Auger spectroscopy ( 42 ) . In considering the surface composition of ... atoms to active metal surface atoms . Such an intermediate would require sites comprising multiplets of Activity ...
... surface compositions obtained by Helms using Auger spectroscopy ( 42 ) . In considering the surface composition of ... atoms to active metal surface atoms . Such an intermediate would require sites comprising multiplets of Activity ...
Page 91
... atom of hydrogen per surface platinum atom ( 42 ) . In the chemisorption of carbon monoxide , there is evidence of some contribution of an adsorbed spe- cies requiring two platinum atoms per carbon monoxide molecule . However , the form ...
... atom of hydrogen per surface platinum atom ( 42 ) . In the chemisorption of carbon monoxide , there is evidence of some contribution of an adsorbed spe- cies requiring two platinum atoms per carbon monoxide molecule . However , the form ...
Common terms and phrases
absorber atom absorption edge absorption fine structure Academic Press adsorbed alkanes alloys alumina aromatic hydrocarbons atomic ratio atoms benzene bimetallic catalysts bimetallic clusters bulk calcined carbon monoxide cata Catal catalyst containing catalytic activity catalytic reforming Chem components composition coordination shell copper copper atoms copper EXAFS corresponding crystallites CuOs cycloalkanes cyclohexane decreases dehydrogenation electron energy EXAFS data fitting error Group IB metal Group VIII metal H₂ highly dispersed hydrogen chemisorption hydrogen partial pressure interatomic distance isomerization isotherm lower lysts methylcyclopentane Mössbauer Mössbauer effect n-heptane naphtha nearest neighbor nickel nickel-copper alloys obtained OsCu osmium osmium and copper osmium-copper catalyst parameters partial pressure permission from Academic phase shift functions Phys platinum and iridium platinum-iridium catalyst platinum-rhenium catalyst reactions reference catalyst Reprinted with permission rhenium room temperature ruthenium-copper aggregates ruthenium-copper catalyst sample shown in Figure silica silica-supported Sinfelt space velocity spectroscopy studies surface atoms tion values X-ray diffraction yields