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INFRARED ASTRONOMY DETECTOR ARRAY APPLICATIONS

Award Information

Agency:
National Science Foundation
Branch:
N/A
Award ID:
17426
Program Year/Program:
1992 / SBIR
Agency Tracking Number:
17426
Solicitation Year:
N/A
Solicitation Topic Code:
N/A
Solicitation Number:
N/A
Small Business Information
SVT Associates
7620 Executive Drive Eden Prairie, MN 55344-3677
View profile »
Woman-Owned: No
Minority-Owned: Yes
HUBZone-Owned: No
 
Phase 1
Fiscal Year: 1992
Title: INFRARED ASTRONOMY DETECTOR ARRAY APPLICATIONS
Agency: NSF
Contract: N/A
Award Amount: $49,704.00
 

Abstract:

AS AN ALTERNATIVE TO MERCURY-CADMIUM TELLURIDE (MCT), WE PROPOSE TO INVESTIGATE THE OPTICAL PROPERTIES OF A RECENTLY INVENTED CLASS OF TYPE II STRAINED-LAYER SUPERLATTICES MADE OF (GA,AS) RELATED COMPOUNDS. THE NEW CONCEPT HAS ADVANTAGES COMPARED WITH PREVIOUS EFFORTS IN THAT SMALL BAND-GAPS MAY BE ACHIEVED WITH SUFFICIENTLY THIN REPEATING LAYERS IN THE SUPERLATTICES SO THAT THEY HAVE GOOD OPTICAL ABSORPTION PROPERTIES AND FAVORABLE ELECTRICAL TRANSPORT PROPERTIES ORIGINAL CALCULATIONS HAVE INDICATED GA1-XINXSB/INAS TO BE THE BEST CHOICE FOR SUCH APPLICATION. VERY RECENTLY IT HAS BEEN SHOWN TO HAVE THE HIGHEST ABSORPTION COEFFICIENT AT 10UM WAVELENGTH COMPARED TO ALL OTHER SUPERLATTICE MATERIALS. TO EXPLORE THE POTENTIAL OF THIS MATERIAL SYSTEM, WE PROPOSE TO FABRICATE THE DETECTOR DEVICE STRUCTURES BY A MULTI-PROCESS MOLECULAR BEAMEPITAXY TECHNIQUE IN WHICH THE DETECTOR LAYERS, PASSIVATION AND METALLIZATION ARE ALL TO BE DONE IN-SITU.

Principal Investigator:

Dr. Peter P. Chow
Vp Research And Development
6129411898

Business Contact:

Small Business Information at Submission:

Superior Vacuum Technology Inc
7388 Washington Ave Eden Prairie, MN 55344

EIN/Tax ID:
DUNS: N/A
Number of Employees:
Woman-Owned: No
Minority-Owned: No
HUBZone-Owned: No