Chalcogen, Lanthanoid, Rare earth, Sulfide, Khodadad

• Ce-S
• Nd-S
• As-Ce-S
• Ce-Er-S
• Er-La-S
• structural properties
• phase transitions
• phase diagram
• sulfide
• lanthanoid
• rare earth
• chalcogen
• cubic
• monoclinic
• orthorhombic
• tetragonal