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A NEW CONCEPT FOR ALLOYING THERMOELECTRIC MATERIALS IS PROPOSED IN WHICH THE ALLOY ADDITION WILL RESIDE IN THE LATTICE INTERSTITIALLY (I.

Award Information
Agency: Department of Energy
Branch: N/A
Contract: N/A
Agency Tracking Number: 3484
Amount: $50,000.00
Phase: Phase I
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1986
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
5656 Soledad Road
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United States
DUNS: N/A
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 NORBERT B. ELSNER
 PRINCIPAL INVESTIGATOR
 (619) 459-1016
Business Contact
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Research Institution
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Abstract

A NEW CONCEPT FOR ALLOYING THERMOELECTRIC MATERIALS IS PROPOSED IN WHICH THE ALLOY ADDITION WILL RESIDE IN THE LATTICE INTERSTITIALLY (I.E., SOME OF THE NEW ATOMS WILL OCCUPY HOLES BETWEEN THE EXISTING ATOMS IN THE CRYSTAL LATTICE) AND REDUCE THERMAL CONDUCTIVITY VIA THE IMPAIRMENT OF PHONON FLOW. ALL ALLOYING OF THERMOELECTRIC MATERIALS TODATE HAS RELIED UPON SUBSTITUTIONAL ALLOYING. THIS NOVEL APPROACH TO THERMOELECTRIC MATERIALS DEVELOPMENT WILL INITIALLY BE APPLIED TO THE WELL-CHARACTERIZED 80 SI-20GE ALLOY TO UNDERSTAND THE ALLOYING PHENOMENA AND THE IMPROVEMENTS IN FIGURE OF MERIT THAT CAN BE MADE. SUBSEQUENT DEVELOPMENT WILL THEN BE ADDRESSED AT INTERSTITIAL ALLOYING OF THE SIGE AND GAP ALLOYS. IF THE PROPOSED METHOD PROVES SUCCESSFUL, IT SHOULD ALSO BE APPLICABLE TO OTHER THERMOELECTRIC ALLOY SYSTEMS.

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

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