5 Result(s)
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Article
Fiber Coatings and the Fracture Behavior of a Continuous Fiber Ceramic Composite
Fiber coatings have been used to modify fiber-matrix interfacial forces, and thus control mechanical properties of continuous fiber ceramic composites. It has been shown that the properties and thickness of th...
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Article
Nondestructive Characterization of Woven Fabric Ceramic Composites
Woven fabric ceramic composites fabricated by the chemical vapor infiltration method are susceptible to high void content and inhomogeneity. The condition of such materials may be characterized nondestructivel...
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Article
Fiber-Reinforced Tubular Composites by Chemical Vapor Infiltration*
A forced-flow thermal-gradient chemical vapor infiltration process has been developed to fabricate composites of thick-walled tubular geometry common to many components. Fibrous preforms of different fiber arc...
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Article
Microstructural Characterization of Multiphase Coatings Produced By Chemical Vapor Deposition
Chemical vapor deposition has been utilized to produce ternary, multiphase coatings of various compositions of silicon carbide (SiC) with Ti, Cr, and Mo. Thermodynamic calculations have been performed for a va...
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Article
Interfacial Characterizations of Fiber-Reinforced Sic Composites Exhibiting Brittle and Toughened Fracture Behavior
A process has been developed for the fabrication of a ceramic composite of SiC fibers in a chemical vapor infiltrated (CVI) SiC matrix. Early specimens produced by this technique exhibited nonuniform fracture ...
