National Repository of Grey Literature 4 records found  Search took 0.00 seconds. 
Reaction synthesis of bulk intermetallic materials from cold spray deposits from binary powders containing iron
Dyčková, Lucie ; Krajňáková, Petra (referee) ; Jan, Vít (advisor)
This thesis deals with reaction synthesis of materials Fe–Al, Fe–Cu and Fe–Ni from cold spray. In literature analysis are introduced these systems and for each system there is brief description of binary equilibrium diagram. Furthermore here are some short explanations of diffusion, Kirkendall effect and other possible processing technologies of intermetallic materials. In experimental part, samples of sprayed materials were annealed and then microstructural changes were investigated. This thesis contains photographs of microstructure, results from scanning electron microscopy, X-ray, and measurements of microhardness.
Microscopic characterisation of pores in intermetallic materials prepared from bi metallic powder mixtures
Nepovím, Petr ; Kachlík, Martin (referee) ; Jan, Vít (advisor)
The work deals with assessment of metallic foams manufactured from coldspray deposits of binary metallic mixtures. The compacts were heat treated and subsequently analysed by means of electron microscopy. Phase composition was analysed using X-ray diffraction after oxidation annealing step. The oxidized compounds were tested for catalytical activity on methane oxidation process. Best results were achieved using FeAl compound.
Microscopic characterisation of pores in intermetallic materials prepared from bi metallic powder mixtures
Nepovím, Petr ; Kachlík, Martin (referee) ; Jan, Vít (advisor)
The work deals with assessment of metallic foams manufactured from coldspray deposits of binary metallic mixtures. The compacts were heat treated and subsequently analysed by means of electron microscopy. Phase composition was analysed using X-ray diffraction after oxidation annealing step. The oxidized compounds were tested for catalytical activity on methane oxidation process. Best results were achieved using FeAl compound.
Reaction synthesis of bulk intermetallic materials from cold spray deposits from binary powders containing iron
Dyčková, Lucie ; Krajňáková, Petra (referee) ; Jan, Vít (advisor)
This thesis deals with reaction synthesis of materials Fe–Al, Fe–Cu and Fe–Ni from cold spray. In literature analysis are introduced these systems and for each system there is brief description of binary equilibrium diagram. Furthermore here are some short explanations of diffusion, Kirkendall effect and other possible processing technologies of intermetallic materials. In experimental part, samples of sprayed materials were annealed and then microstructural changes were investigated. This thesis contains photographs of microstructure, results from scanning electron microscopy, X-ray, and measurements of microhardness.

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