Start
Manual
API
Products
1990, Rare earth, Valence or charge transfer
Ba-Cu-O-Y
Eu-Ni-Si
Cu-La-O
Ba-Cu-O-Yb
Bi-Cu-La-O-Pb-Sr
effective charge
average number of 4f electrons
values of valence or charge transfer
rare earth
transitional
lanthanoid
metal
chalcogen
tetragonal
orthorhombic
cubic
monoclinic
trigonal