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Manual
API
Products
Disordered, Hardness, Nb-x polyhedra
Ge-Nb
B-Nb
Ge-Nb-Sn
Nb-Ti
C-Nb
Vickers hardness number
microhardness
Knoop hardness
Mohs hardness
disordered
transitional
conductor
metal
intermetallic
cubic
hexagonal
orthorhombic
tetragonal
trigonal