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Shankar Sastry
Research Project Profile
Utilization of Fly Ash for Fire-proof Geopolymer Resins and Aluminum and Polymer Matrix Composites for Aerospace and Automotive Applications
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PI:
Shankar M.L. Sastry
,
Washington University in St. Louis
,
Mechanical, Aerospace, and Structural Engineering Department
Co-PIs:
R. Sureshkumar
,
Washington University in St. Louis;
Yulianto Nugroho and Sotya Astutiningsih,
University of Indonesia;
R. C. Prasad,
Indian Institute of Technology, Bombay;
Pradeep Rohatgi
,
University of Wisconsin, Milwaukee
Melting and casting route
ECAP route
Payoff:
Viable solution for fly ash management
Low cost light weight structural materials
Fire resistant geopolymers
Objective:
Determine the feasibility of converting fly ash waste into valuable materials by utilizing fly ash as the precursor
Approach:
Mix fly ash with alkaline silicate solution and cure at moderate temperature to produce geoplymers
Fabricate Al-fly ash composites by melting and casting, and powder consolidation followed by equal channel angular processing (ECAP)
Develop process and performance models
Finding Solutions to Ensure Clean,
Reliable Energy
