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Title: Role of Nb3Si in high temperature deformation of a cast Nb-10 a/o Si in-situ composite

Technical Report ·
OSTI ID:285148

Composite based on Nb-niobium silicide can be used as a model system for this class of materials. The room temperature fracture toughness of niobium silicide can be improved substantially by forming in-situ composites with metallic niobium. The mechanisms that control the plastic deformation both at room, and elevated temperatures are not completely understood. This paper presents the microstructure of cast and deformed Nb3Si phases in the Nb-10 a/o Si in-situ composite.

Research Organization:
Wright State Univ., Dayton, OH (United States). Dept. of Mechanical and Materials Engineering
OSTI ID:
285148
Report Number(s):
AD-A-307671/8/XAB; CNN: Contract AFOSR-90-0204; TRN: 62250390
Resource Relation:
Other Information: PBD: 1992
Country of Publication:
United States
Language:
English