High pressure synthesis and crystal structure of two forms of a new tellurium-silicon clathrate related to the classical type I

Nicolas Jaussaud (1) , Pierre Toulemonde (2) , Michel Pouchard (1) , A. San Miguel (2) , Pierre Gravereau (1) , Stanislav Pechev (1) , Graziella Goglio (1) , Christian Cros (1)

1 ICMCB - Institut de Chimie de la Matière Condensée de Bordeaux
2 LPMCN - Laboratoire de Physique de la Matière Condensée et Nanostructures

Two new clathrate-type structures have been identified in the samples obtained by high pressure–high temperature treatment of appropriate mixtures of elemental silicon and tellurium at 5 GPa and 1200 °C for 60 min reaction time...

Mots clés: Clathates; Silicon; Tellurium; High pressure synthesis; Crystal structure

Domaines: Matériaux

Nicolas Jaussaud, Pierre Toulemonde, Michel Pouchard, A. San Miguel, Pierre Gravereau, et al.. High pressure synthesis and crystal structure of two forms of a new tellurium-silicon clathrate related to the classical type I. Solid State Sciences, 2004, 6 (5), pp.401-411. ⟨10.1016/j.solidstatesciences.2004.02.010⟩. ⟨hal-00138833⟩