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. |
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Results 1-3 of 17
Page 3
... example , the ruthenium - copper system ( 14 , 15 ) , in which the two components are virtually completely immiscible in the bulk , exhibits selective inhibition of hydrogenolysis similar to that observed with the nickel - copper system ...
... example , the ruthenium - copper system ( 14 , 15 ) , in which the two components are virtually completely immiscible in the bulk , exhibits selective inhibition of hydrogenolysis similar to that observed with the nickel - copper system ...
Page 10
... examples of bifunctional catalysts ( 3,4 ) , in which the alumina carrier itself possesses acidic sites that are in- volved in the reactions . This property of the system impedes a detailed under- standing of the effect of the gold in ...
... examples of bifunctional catalysts ( 3,4 ) , in which the alumina carrier itself possesses acidic sites that are in- volved in the reactions . This property of the system impedes a detailed under- standing of the effect of the gold in ...
Page 133
... examples . The catalysts on which these reactions occur are bifunctional ; that is , they possess two different types of catalytic activity . In addition to catalyzing hy- drogenation and dehydrogenation reactions , they also catalyze ...
... examples . The catalysts on which these reactions occur are bifunctional ; that is , they possess two different types of catalytic activity . In addition to catalyzing hy- drogenation and dehydrogenation reactions , they also catalyze ...
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