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 (Nb) [ni-o´be-um]
a chemical element, atomic number 1, atomic weight 92.906. (See Appendix 6.)

ni·o·bi·um (Nb),

A rare metallic element, atomic no. 41, atomic wt. 92.90638, usually found with tantalum.
[Niobe, daughter of Tantalus]


/ni·o·bi·um/ (Nb) (ni-o´be-um) a chemical element, at. no. 41.

niobium (Nb)

Etymology: Gk, Niobe, mythic daughter of Tantalus and Amphion
a silver-gray metallic element. Its atomic number is 41; its atomic mass is 92.906. Formerly called columbium.


A rare metallic element; atomic no. 41, atomic wt. 92.90638; usually found with tantalum.
[Niobe, daughter of Tantalus in Greek mythology]

niobium (Nb) (nīō´bēəm),

n the chemical element with an atomic number of 41 and an atomic weight of 92.9064. It was formerly known as


a chemical element, atomic number 1, atomic weight 92.906, symbol Nb. See Table 6.
References in periodicals archive ?
High-purity niobium ingots with an RRR exceeding 250 manufactured at ULVAC's in-house facilities
Niobium also has a very high melting point -- nearly 2,500 degrees Celsius -- so devices made from these nanowires could potentially be suitable for use in high-temperature applications.
To stabilize the niobium tin cables, researchers created a thick aluminum shell to minimize any movements once the niobium tin coils were subjected to the powerful forces generated by the magnet.
The main goal of this experimental research was to study and optimize the plasmochemical process of the production of tantalum and niobium nanopowders (20-150 nm) from their pentachlorides at pilot scale in the heated up to 3500 K hydrogen stream in a plasmatron.
The Nb films were deposited on SiC substrates by CVD process using niobium chloride (Nb[Cl.
Niobium ingots must have a high mechanical strength for the next remelting process (refining) in the electronbeam furnace.
In case of niobium (see Figure 3), they differ in levitation, arc and plasma melting by not more than 10%.
Starck's R&D engineers made significant improvements to our niobium material addressing issues inherent to the manufacture of crucibles for synthetic diamonds, including the deep draw challenges and quality requirements.
o]C) thermal ALD processes for niobium oxide and copper have been enabled by Picosun's newest generation of precursor source design.
TEHRAN (FNA)- Iranian metallurgy and materials engineers synthesized transparent conductive electrodes with reasonable price and desirable optical and electrical properties by using niobium nanoparticles and adding them to indium tin oxide.
Lithex tenements cover areas which contain the valuable transition metal minerals including tin, tantalum, niobium, alkali metals including lithium, potassium and with scope to define rare mineral lanthanides and actinides.
without external heat access) of niobium pentoxide reduction in a shaft furnace on the graphite facing, a layer of deposit is formed in the zone where reactions and precipitation of molten products occur [1].