Kapshuk

• La-O-Ta-Ti
• Na-Ni-O-P
• La-Nb-O
• Cr-F-Na-O-P
• O-Ta-Yb
• structural properties
• phase transitions
• electronic and electrical properties
• temperature for peritectoid formation
• peritectoid formation
• chalcogen
• transitional
• lanthanoid
• rare earth
• quaternary
• orthorhombic
• tetragonal
• monoclinic
• cubic
• trigonal