Apatite, Chalcogen, Rare earth, Effective mass

• La-O-Si-Sr
• La-Nd-O-Si
• Co-La-O-Si
• La-Mg-O-Si
• La-Na-O-Si
• electrical conductivity
• rare earth
• apatite
• chalcogen
• disordered
• hexagonal
• trigonal
• monoclinic