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niobium
Periodic Table of the Elements: Niobium
Periodic Table of the Elements: Niobium
| Periodic Table of the Elements: Niobium |
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| Atomic Number:
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41
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| Atomic Symbol:
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Nb
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Niobium
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| Atomic Weight:
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92.9064
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| Electron
Configuration:
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2 · 8 · 18
12 · 1
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Cite this article
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Niobium nibbles at the tantalum market. (Specialties).(Brief Article)(Statistical Data Included)
Magazine article from: Chemical Market Reporter; 6/10/2002; ; 700+ words
; ...manufacturers are angling for specialty material niobium's use as a tantalum replacement. Niobium is also known as columbium. "With high pricing...Intertechnology Inc. Vishay has developed niobium capacitors that can be used as drop-in replacements...
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Niobium oxide capacitor technology Roadmap. (Special Section: Passive Components).
Magazine article from: ECN-Electronic Component News; 2/1/2003; ; 700+ words
; ...during the last few years. New technologies based on niobium metal (Nb) and niobium oxide (NbO) powders have recently entered the...by aluminum, ceramic and tantalum capacitors. Niobium oxide (NbO) is a hard ceramic material characterized...
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Roskill Expects Global Niobium Demand to Recover Early.
PR Newswire; 3/20/2009; 700+ words
; ...LONDON, March 20 /PRNewswire/ -- - New Report From Roskill Analyses Worldwide Niobium Supply and Demand The Economics of Niobium (11th Edition) 2009 Demand for niobium has seen enormous growth in recent years. At about 58,000t contained Nb...
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High-temperature niobium alloys.
Magazine article from: Advanced Materials & Processes; 12/1/1998; ; 700+ words
; Niobium is relatively low in density, yet can...was coordinated by Dr. Boris Bryskin. Niobium is a tough, shiny, silver-gray, soft...stainless steel in appearance. Commercial niobium alloys are relatively low in strength and...
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Commerce Resources Corp. Acquires Eldor Niobium Bearing Carbonatite from Virginia Mines Inc.
PR Newswire; 5/25/2007; 700+ words
; ...with localized, high concentrations of niobium and tantalum. Several grab and channel...considerable potential for carbonatite-hosted niobium and tantalum mineralization. Commerce...diameter. The primary mineral from which niobium is obtained is known as pyrochlore, found...
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Technology Breakthrough: Vishay Sampling Solid Niobium Capacitors With Equivalent Performance to Tantalum; Can Be Used as Drop-in Replacements.
PR Newswire; 9/20/2001; 700+ words
; ...is sampling solid capacitors utilizing niobium as the anode material. Long touted as...which is sometimes in short supply, niobium is plentifully available. Lower in density...of the components in which it is used, niobium is also more economical to use as a capacitor...
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A Tantalum and Niobium (Columbium) Market Review: Providing an Analysis of Major Producers, Prices, and Supply & Demand Conditions.
M2 Presswire; 12/11/2008; 629 words
; ...Research and Markets: A Tantalum and Niobium (Columbium) Market Review: Providing...announced the addition of the "Tantalum and Niobium (Columbium) Market Review" report to...provides regional analysis on tantalum and niobium production. It features major tantalum...
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NEC develops world-first polymer-type niobium capacitor; Sample shipment starting in August; Shifting to mass-production from 2002.
M2 Presswire; 7/16/2001; 700+ words
; ...develops world-first polymer-type niobium capacitor; Sample shipment starting in...electrolytic capacitor fabricated using niobium (Nb). The first sample shipment of...in early 2002. Compared to tantalum, niobium gives a better yield and is expected to...
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Research and Markets: A Tantalum and Niobium (Columbium) Market Review: Providing an Analysis of Major Producers, Prices, and Supply & Demand Conditions.
Business Wire; 12/11/2008; 604 words
; ...announced the addition of the "Tantalum and Niobium (Columbium) Market Review" report to their...provides regional analysis on tantalum and niobium production. It features major tantalum and niobium producers, prices, supply and demand conditions...
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Conghua Tantalum and Niobium Smelter begins technical upgrade trials.
Newspaper article from: China Business News; 4/6/2004; 555 words
; Conghua Tantalum and Niobium Smelter begins technical upgrade trials...CHINA -Guangzhou Conghua Tantalum and Niobium Smelter Hi-tech Materials Co. Ltd...trials for its high purity tantalum-niobium oxide technical upgrade project on March...
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Niobium (revised)
Book article from: Chemical Elements: From Carbon to Krypton
NIOBIUM (REVISED) Note: This article, originally...in 2006 for the eBook edition. Overview Niobium is a transition metal in Group 5 (VB...chemical elements relate to one another. Niobium has a very interesting history. It was...
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Niobium
Book article from: Chemistry: Foundations and Applications
Niobium melting point: 2,475°C...room temperaturemost common ions: Nb 3+ Niobium metal is typically gray or dull silver...high melting point. It is estimated that niobium has a natural occurrence in Earth's crust...
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niobium
Book article from: The Columbia Encyclopedia, Sixth Edition
niobium , metallic chemical element; symbol Nb...C; valence +2, +3, +4, or +5. Niobium is a rare, soft, malleable, ductile...of a series of salts called niobates. Niobium is important in the production of high...
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Periodic Table of the Elements: Niobium
Book article from: The Columbia Encyclopedia, Sixth Edition
Periodic Table of the Elements: Niobium Periodic Table of the Elements: Niobium Atomic Number: 41 Atomic Symbol: Nb Niobium Atomic Weight: 92.9064 Electron Configuration: 2 · 8 ·&thinsp...
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strategic minerals
Book article from: The Oxford Companion to the Earth
...An interesting case history is that of niobium, which was of little commercial interest...of the twentieth century. Sources of niobium are few, and more than 80 per cent of...from Brazil. More than 90 per cent of niobium comes from pyrochlore, an oxide mineral...
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