Karan

• O-Sn-Sr
• Cr-Li-Mn-Ni-O
• Li-Mn-Ni-O
• phase transitions
• structural transitions
• temperature for structural transition
• optical properties
• phonons
• oxide
• chalcogen
• non-disordered
• ternary
• alkaline
• orthorhombic
• tetragonal
• trigonal