Ordering in non-stoichiometric carbides of niobium and tantalum
Journal Article
·
· Inorg. Mater. (Engl. Transl.); (United States)
OSTI ID:5473835
Ordering processes were studied in the nonstoichiometric carbides of Nb and Ta. A mechanism of slip transition was proposed for the ordering of NbC/sub 2/, accompanied by precipitation of niobium metal. A diagram of the restructuring of the fcc lattice of NbC to the bcc lattice of Nb is presented.
- Research Organization:
- Institute of Problems in Materials Science, Academy of Sciences of the Ukranian SSR
- OSTI ID:
- 5473835
- Journal Information:
- Inorg. Mater. (Engl. Transl.); (United States), Vol. 21:10
- Country of Publication:
- United States
- Language:
- English
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OSTI ID:5473835
Related Subjects
36 MATERIALS SCIENCE
NIOBIUM CARBIDES
CRYSTAL-PHASE TRANSFORMATIONS
ORDER PARAMETERS
TANTALUM CARBIDES
BCC LATTICES
CARBON
CHEMICAL COMPOSITION
FCC LATTICES
HOT PRESSING
LATTICE PARAMETERS
NIOBIUM
PHASE DIAGRAMS
PRECIPITATION
SLIP
VACANCIES
CARBIDES
CARBON COMPOUNDS
CRYSTAL DEFECTS
CRYSTAL LATTICES
CRYSTAL STRUCTURE
CUBIC LATTICES
DIAGRAMS
ELEMENTS
FABRICATION
MATERIALS WORKING
METALS
NIOBIUM COMPOUNDS
NONMETALS
PHASE TRANSFORMATIONS
POINT DEFECTS
PRESSING
REFRACTORY METAL COMPOUNDS
SEPARATION PROCESSES
TANTALUM COMPOUNDS
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS
360202* - Ceramics
Cermets
& Refractories- Structure & Phase Studies
NIOBIUM CARBIDES
CRYSTAL-PHASE TRANSFORMATIONS
ORDER PARAMETERS
TANTALUM CARBIDES
BCC LATTICES
CARBON
CHEMICAL COMPOSITION
FCC LATTICES
HOT PRESSING
LATTICE PARAMETERS
NIOBIUM
PHASE DIAGRAMS
PRECIPITATION
SLIP
VACANCIES
CARBIDES
CARBON COMPOUNDS
CRYSTAL DEFECTS
CRYSTAL LATTICES
CRYSTAL STRUCTURE
CUBIC LATTICES
DIAGRAMS
ELEMENTS
FABRICATION
MATERIALS WORKING
METALS
NIOBIUM COMPOUNDS
NONMETALS
PHASE TRANSFORMATIONS
POINT DEFECTS
PRESSING
REFRACTORY METAL COMPOUNDS
SEPARATION PROCESSES
TANTALUM COMPOUNDS
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS
360202* - Ceramics
Cermets
& Refractories- Structure & Phase Studies