Chalcogen, Rare earth, Sulfide, Kertman

• Ba-Lu-S
• La-S
• Ba-Er-S
• Dy-S
• S-Sr-Tb
• structural properties
• phase transitions
• phase diagram
• mechanical properties
• sulfide
• chalcogen
• rare earth
• lanthanoid
• ternary
• cubic
• orthorhombic
• monoclinic
• tetragonal
• trigonal