R2: Crystal structure, crystal chemistry, physical properties of minerals, crystal growth and applied mineralogy

[R2-06] Syntheses and single crystal structure analyses of pyrite-type PtP₂,PtSb₂,AuSb₂.

*Akira Yoshiasa¹, Makoto Tokuda¹, Ginga Kitahara¹, Akihiko Nakatsuka², Kazumasa Sugiyama³ (1. Kumamoto Univ. Sci., 2. Yamaguchi Univ. Tech., 3. Tohoku Univ. Mat.)

Keywords:AuSb2,, PtSb2,, pyrite-type compounds,, Debye temperature, single crystal diffraction,

Single crystals of PtP₂, PtSb₂ and AuSb₂ were synthesized in evacuated silica glass tubes. The crystal structures of PtP₂, PtSb₂ and AuSb₂ were refined to R1=0.0164, 0.0170 and 0.0212, respectively. We will report on the systematic changes in Debye temperature θ_D in pyrite-type compounds.