Analyses of composition-dependent electron and lattice thermal conductivity for silver chalcogenides Ag2SxSe1-x using MEM-Rietveld method

Presentation information

Oral presentation

22 Joint Session M "Phonon Engineering" » 22.1 Joint Session M "Phonon Engineering"

[24a-F407-1~10] 22.1 Joint Session M "Phonon Engineering"

Thu. Mar 24, 2022 9:15 AM - 12:00 PM F407 (F407)

Masahiro Nomura(Univ. of Tokyo), Junichiro Shiomi(Univ. of Tokyo)

9:30 AM - 9:45 AM

〇(D)Keisuke Hirata¹, Saurabh Singh¹, Masaharu Matsunami¹, Tsunehiro Takeuchi¹ (1.Toyota Tech. Inst.)

Keywords:Thermal conductivity, Silver chalcogenides

異常な熱伝導度を示すAg₂S_xSe_1-xについて，電子・格子振動成分の寄与を構造物性の観点から明らかにすることを目的とし，MEM-Rietveld法による精密結晶構造・電子密度分布解析，および，詳細な物性測定を行った．