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DEGRADATION OF HARDENING CONCEPT PERFORMANCE DUE TO MULTIPLE HYPERVELOCITY IMPACTS AND THERMAL PULSES

Award Information
Agency: Department of Defense
Branch: Missile Defense Agency
Contract: N/A
Agency Tracking Number: 6135
Amount: $200,000.00
Phase: Phase II
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1989
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
Po Drawer 719
Santa Barbara, CA 93102
United States
DUNS: N/A
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 Dr Steve F Stone
 (714) 754-1300
Business Contact
Phone: () -
Research Institution
N/A
Abstract

AN ANALYTICAL METHODOLOGY IS BEING DEVELOPED THAT IS CAPABLE OF DETERMINING THE OPTIMUM COMBINATION OF TEMPORALLY/SPATIALLY DISTRIBUTED PULSED-LASER AND HYPERVELOCITY IMPACTS NEEDED TO CAUSE SEVERE DAMAGE TO POSTULATED MULTITHREAT, MULTILAYER STRATEGIC ASSET STRUCTURES AND STRUCTURAL HARDENING CONCEPTS. THE METHODOLOGY ALSO WOULD ALLOW THE THEORETICAL DETERMINATION OF HARDENING CONCEPT MODIFICATIONS WHICH WOULD INCREASE THEIR RESISTANCE TO SUCH REPEATED PULSING. ANALYSIS HAS INDICATED THAT THE THERMAL/MECHANICAL IMPEDANCEMISMATCHES AND LOW MECHANICAL STRENGTH INHERENT IN SUCH HARDENING CONCEPTS COULD BE EXPLOITED BY PROPER TIMING/SPACING OF CANDIDATE DEW/KEW SOURCES, THUS GREATLY REDUCING THE INCIDENT ENERGY REQUIREMENTS. DELAMINATIONS COULD BE CREATED AND CAUSED TO PROPAGATE LEADING TO GREATLY REDUCED HARDENING CONCEPT AND UNDERLYING STRUCTURE PERFORMANCE. EFFORTS TO DATE HAVE IGNORED MUCH OF THE PHENOMENOLOGY ASSOCIATED WITH SUCH SCENARIOS RESULTING IN QUESTIONABLE LETHALITY ANDHARDENING ESTIMATES. NOVEL ANALYTICAL METHODS ORIGINALLY DEVELOPED TO ADDRESS FLAW COALESCENSE PROBLEMS ARE BEING EMPLOYED TO ADDRESS THE DEVELOPMENT, GROWTH AND INTERACTION OF INITIALLY SUBCRITICAL STRUCTURAL AND HARDENING CONCEPT DAMAGE.

* Information listed above is at the time of submission. *

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