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HIGH VELOCITY GAS SURFACE ACCOMMODATION (PC-154)

Award Information
Agency: National Aeronautics and Space Administration
Branch: N/A
Contract: N/A
Agency Tracking Number: 12064
Amount: $487,900.00
Phase: Phase II
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1991
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
20 New England Business Center
Andover, MA 01810
United States
DUNS: N/A
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 George E. Caledonia
 Senior Vice President
 (508) 475-9030
Business Contact
 BYRON DAVID GREEN
Title: VICE PRESIDENT
Phone: (508) 689-0003
Research Institution
N/A
Abstract

A KNOWLEDGE OF THE VELOCITY DEPENDENT GAS SURFACE ACCOMMODATION BEHAVIOR OF AMBIENT SPECIES IMPACTING HIGH PERFORMANCE AEROSPACE MATERIALS IS CRITICAL FOR THE PROPER DESIGN OF HYPERSONIC VEHICLES WHICH OPERATE IN RAREFIED ATMOSPHERES. WE PROPOSE TO EMPLOY A UNIQUE BEAM SOURCE WHICH CAN PROVIDE HIGH FLUXES OF OXYGEN ATOMS AND MIXTURES OF N/N2 AT HYPERSONIC VELOCITIES OF INTEREST, 4 TO 12 KM/S TO INVESTIGATE SURFACE ENERGY AND MOMENTUM ACCOMMODATION OF THESE HIGH VELOCITY GASES ON SELECTED MATERIALS. THE RESULTING DATA BASE WOULD FIND DIRECT APPLICATION FOR PERFORMANCE PREDICTIONS FOR FLIGHT VEHICLES SUCH AS AFE AND NASP.

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

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