In-Situ Measurement of Electrical Character of PbTe at High Pressure and High Temperature-中国Betway体育网页登陆

摘要 Thereisawidespreadinterestinleadtelluride(PbTe)asagoodthermoelectricmaterial.WereportthetemperaturedependenceofthermopowerS(T)andresistanceR(T)forPbTeatthedifferentpressuresoffrom1.8GPato5GPaobtainedbyusingthecubicanvilhighpressureapparatus.Withincreasingpressure,R(T)andS(T)decrease.TheeffectofpressureonR(T)islargerthanthatonS(T).Thepowerfactorthatisdeterminedbythermopowerandresistivityincreaseswithincreasingpressure.Thismethodisanefficienttoolforsynthesizinggoodthermoelectricmaterialsathighpressureandhightemperature.

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In-Situ Measurement of Electrical Character of PbTe at High Pressure and High Temperature

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