公开(公告)号：US11737365B2

公开(公告)日：2023-08-22

申请号：US17517043

申请日：2021-11-02

Applicant: Panasonic Intellectual Property Management Co., Ltd.

Inventor： Hiromasa Tamaki ,  Hiroki Sato ,  Tsutomu Kanno

IPC: H10N10/853 ,  C01G29/00 ,  C01G30/00 ,  H10N10/17

CPC classification number: H10N10/853 ,  C01G29/006 ,  C01G30/002 ,  H10N10/17 ,  C01P2002/72 ,  C01P2006/32 ,  C01P2006/40

Abstract: The present disclosure provides a thermoelectric conversion material having a composition represented by a chemical formula of Ba1-a-b-cSrbCacKaMg2Bi2-dSbd. In the chemical formula, the following relationships are satisfied: 0.002≤a≤0.1, 0≤b, 0≤c, a+b+c≤1, and 0≤d≤2. In addition, the thermoelectric conversion material has a La2O3-type crystal structure.