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Manual
API
Products
Chalcogen, Electronic energy gap, Na-P
H-Na-O-P
Na-O-P-V
H-Na-O-P-Zn
Co-Na-O-P
Fe-Na-O-P
values of electronic energy gap
energy gap for indirect transition
energy gap for direct transition
chalcogen
pnictogen
alkali
orthophosphate
monoclinic
orthorhombic
trigonal
triclinic
hexagonal