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Niobium is a
chemical element; it has
symbol Nb (formerly columbium, Cb) and
atomic number 41. It is a
light grey, crystalline, and
ductile transition...
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Naturally occurring niobium (41Nb) is
composed of one
stable isotope (93Nb). The most
stable radioisotope is 92Nb with a half-life of 34.7
million years...
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Niobium oxide,
sometimes called columbium oxide,[citation needed] may
refer to:
Niobium monoxide (
niobium(II) oxide), NbO
Niobium dioxide (
niobium(IV)...
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Niobium–titanium (Nb-Ti) is an
alloy of
niobium and titanium, used
industrially as a type II
superconductor wire for
superconducting magnets, normally...
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Niobium carbide (NbC and Nb2C) is an
extremely hard
refractory ceramic material,
commercially used in tool bits for
cutting tools. It is
usually processed...
- element,
along with
vanadium and
niobium, and it
always occurs in
geologic sources together with the
chemically similar niobium,
mainly in the
mineral groups...
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group of
elements in the
periodic table.
Group 5
contains vanadium (V),
niobium (Nb),
tantalum (Ta) and
dubnium (Db). This
group lies in the d-block of...
- A
niobium electrolytic capacitor (historically also
Columbium capacitor) is an
electrolytic capacitor whose anode (+) is made of p****ivated
niobium metal...
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Niobium–tin is an
intermetallic compound of
niobium (Nb) and tin (Sn), used
industrially as a type-II superconductor. This
intermetallic compound has...
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Niobium pentoxide is the
inorganic compound with the
formula Nb2O5. A colorless, insoluble, and
fairly unreactive solid, it is the most
widespread precursor...
