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Manual
API
Products
Chalcogen, Rare earth, Energy level diagram
Er-O-Ti
Al-Ce-O-Y
Ba-Ce-Cl-Eu-O-P
Al-Ce-O-Y-Yb
Al-La-O-Sr-Ta-Yb
chalcogen
lanthanoid
rare earth
nonmetal
transitional
cubic
tetragonal
monoclinic
orthorhombic
trigonal