MENUMENU

Niobium single crystal 41Nb92.906

Discovered in 1801 by C. Hatchett at London, England.

[Greek: niobe = daughter of Tantalus of Greek mythology] French: niobium
German: niobium
Italian: niobio
Spanish: niobio

Description: Niobium is a shiny, silvery metal, which is soft when pure. It resists corrosion due to an oxide film on the surface. Niobium is attacked by hot, concentrated acids, but resists attack by alkali's, even when they are molten. Niobium is used in stainless steels.

Metal single crystal properties
State: single crystal
Crystal structure: bcc
Production method: Floating zone
Standard size: diameter 8-12mm
thickness 1-2mm
Orientation: (100), (110) and (111)
Orientation accuracy: <2°, <1°, <0.5° or <0.1°
Polishing: as cut, one or two sides polished
Roughness of surface: <0.03µm
Purity: 99.99%
Typical analysis (ppm): C 25
H < 1
O 15
N < 5
Ag < 0.9
Al 3.6
As 0.29
Cl 0.66
Co 0.55
Cr 1.8
Fe 3.4
K 0.18
Li 0.22
Mg 0.45
Na 0.69
Ni 1
S 1.4
Si 17
Ta 180
Zn 0.48
Nb balance