GRADED ALLOYS GIVE OPTIMIZED LOCAL MATERIAL PROPERTIES THAT CAN INCREASE PERFORMANCE COMPARED TO STANDARD MATERIALS. THE ABILITY TO TAILOR MATERIAL PROPERTIES AT ANY LOCATION IN A SINGLE PIECE ADDITIVE MANUFACTURED COMPONENT FOR DIFFERENT FUNCTIONS WILL ENABLE AN ENGINEER TO DESIGN COMPONENTS THAT UTILIZE THE PROPERTIES OF MULTIPLE EXOTIC MATERIALS. DEVELOPMENT OF A COMPUTATIONAL MODELING FRAMEWORK FOR THE DESIGN OF GRADED ALLOYS MADE WITH ADDITIVE MANUFACTURING IS POSSIBLE USING MODERN COMPUTATIONAL TECHNIQUES SUCH AS CALPHAD-BASED ICME COMBINED EXPERIMENTAL VALIDATION. THE PROPOSED RESEARCH WILL ADVANCE THE FIELD OF COMPUTATIONALLY DESIGNED MATERIALS WHICH IS A KEY PART OF THE NASA MISSION DIRECTORATE. RESEARCH INTO THE FUNDAMENTAL RELATIONSHIPS THAT DRIVE THE DESIGN OF HIGH-PERFORMANCE ALLOYS MADE WITH ADDITIVE MANUFACTURING WILL BE CENTRAL TO THE PROPOSED RESEARCH. THIS RESEARCH WILL ADVANCE THE UNDERSTANDING OF ADDITIVE MANUFACTURING TECHNOLOGY THUS ALLOWING ADDITIVE MANUFACTURING TO PLAY A MORE IMPORTANT ROLE IN ADVANCED COMPONENT DESIGN FOR FUTURE NASA MISSIONS. ULTIMATELY THE MATERIALS MODELING FRAMEWORK WILL BE USED TO DEVELOP A HIGH-PERFORMANCE GRADED ALLOY MADE WITH ADDITIVE MANUFACTURING FOR USE IN THE FUTURE DESIGN OF ADVANCED COMPONENTS FOR SPACE TECHNOLOGY.
$304,841FY2020National Aeronautics and Space AdministrationNASA
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