S-Ta, Ta-x polyhedra, Transitional

• Nb-S-Ta
• Fe-S-Ta
• Cu-S-Ta
• Ni-S-Ta
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• phase transitions
• conductivity or resistivity
• transitional
• chalcogen
• sulfide
• non-disordered
• hexagonal
• orthorhombic
• monoclinic
• trigonal
• tetragonal