You are here
TITANIUM SILICIDE-BASED FILAMENTS FOR TITANIUM ALUMINIDE MATRIX COMPOSITES
Phone: (619) 489-9471
THE PHASE I RESEARCH WILL PRODUCE AND EVALUATE TI(5)SI(3)-BASED MONOFILAMENTS HAVING IMPROVED THERMOCHEMICAL AND THERMOCHEMICAL COMPATIBILITY IN GAMMA TITANIUM ALUMINIDE MATRICES. AL-CONTAINING MONOFILAMENT COMPOSITIONS WILL BE PREPARED BY DIRECT CHEMICAL VAPOR DEPOSITION ONTO SMALL DIAMETER RESISTANCE-HEATED CORE WIRES AND BY REACTIVE CONVERSION OF SMALL DIAMETER TITANIUM CORE WIRES. THE PRODUCT MONOFILAMENTS WILL BE CHARACTERIZED BY OPTICAL AND ELETRON MICROSCOPY WITH X-RAY ANALYSIS FOR MICROSTRUCTURE AND CHEMICAL UNIFORMITY. PROTOTYPE COMPOSITES WILL BE PREPARED AND THE THERMOCHEMICAL STABILITY OF THE AL-CONTAINING MONOFILAMENTS DETERMINED BY MICROCHEMICAL ANALYSIS OF NEAR-INTERFACIAL COMPOSITION PROFILES.
* Information listed above is at the time of submission. *