The next generation of overhead conductors for electrical will consist of aluminum wires wrapped around a solid composite rod, rather than a conventional steel cable. The…
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High-modulus and high-strength glass (E.g. S2-glass) and polymeric materials such as aramids (E.g. Kevlar) are used in armor applications in the form of woven fabrics and…
Read MoreMODELING THE BALLISTIC IMPACT BEHAVIOR OF SOFT ARMOR / WOVEN FABRICS
Design for and Analytic Modeling of Acoustic Performance of Sandwich Structures
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Project Title: Design for and Analytic Modeling of Acoustic Performance of Sandwich Structures Student Researcher: Bill Edwards Summary: Sandwich panels–made up of two thin facesheets…
Read MoreDesign for and Analytic Modeling of Acoustic Performance of Sandwich Structures
The emergence of polymer nanocomposites began with the discovery at Toyota in the 1980’s that small additions of nanoclay to nylon-6 resulted in dramatic increases…
Synthesis of Metallic Foam
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Steel syntactic foam offers potential advantages over aluminum foams and other metallic foams. The inherent strength of steel combined with the reduced density of foam…
Grain refinement is a well-established means of strengthening metallic alloys, and is expressed in the well-known Hall-Petch relation. In the past decade, severe plastic deformation (SPD)…
Read MoreProcessing and Deformation of Nanocrystalline Aluminum Alloys
The commercial aircraft industry is increasing their reliance on composite materials to produce lighter, more durable aircraft. For instance, both Boeing and Airbus are presently…
Read MoreAutomated Defect Evaluation Software for Ultrasonic NDI
Currently, out-of-autoclave processing tends to refer to vacuum bag-only cure in conventional, ambient pressure ovens. However, while ovens drastically reduce the acquisition and operation costs…
Read MoreACTIVE HEATED TOOLING FOR EFFICIENT, EFFECTIVE OUT-OF-OVEN MANUFACTURING
DIELECTRIC CURE MONITORING FOR IN-SITU, REAL-TIME TRACKING OF RESIN PROPERTIES
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Out-of-autoclave/vacuum bag-only (OOA/VBO) prepregs initially feature dry areas that allow air evacuation at room temperature, and are infiltrated with surrounding resin during cure. These phenomena,…
Read MoreDIELECTRIC CURE MONITORING FOR IN-SITU, REAL-TIME TRACKING OF RESIN PROPERTIES
Student Researcher(s): Stephanie Klimczak, Vivian Tsui Summary: Traditional composite manufacturing methods required high pressure autoclaves to achieve high quality parts. Recently, however, equivalent parts…