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Thermoelectric materials and methods for synthesis thereof

United States Patent

9,099,601
August 4, 2015
View the Complete Patent at the US Patent & Trademark Office
Materials having improved thermoelectric properties are disclosed. In some embodiments, lead telluride/selenide based materials with improved figure of merit and mechanical properties are disclosed. In some embodiments, the lead telluride/selenide based materials of the present disclosure are p-type thermoelectric materials formed by adding sodium (Na), silicon (Si) or both to thallium doped lead telluride materials. In some embodiments, the lead telluride/selenide based materials are formed by doping lead telluride/selenides with potassium.
Ren; Zhifeng (Newton, MA), Zhang; Qinyong (Chengdu, CN), Zhang; Qian (Chestnut Hill, MA), Chen; Gang (Carlisle, MA)
The Trustees of Boston College (Chestnut Hill, MA), Massachusetts Institute of Technology (Cambridge, MA)
13/ 799,498
20130256609
March 13, 2013
STATEMENT OF GOVERNMENT SUPPORT This invention was made with Government Support under Contract Number DE-SC0001299 awarded by the Department of Energy. The Government has certain rights in the invention.