Bourret courchesne

• Cu-Fe-Te
• Fe-Rb-S
• As-Ba-Fe
• Ga-Se-Te
• Fe-Rb-Se
• structural properties
• magnetic properties
• phase transitions
• optical properties
• structural transitions
• transitional
• ternary
• alkali
• chalcogen
• halogen
• tetragonal
• orthorhombic
• monoclinic
• trigonal