tantalum


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tantalum

 [tan´tah-lum]
a chemical element, atomic number 73, atomic weight 180.948, symbol Ta. (See Appendix 6.) It is a noncorrosive and malleable metal used for plates or disks to repair cranial defects, for wire sutures, and for making prosthetic appliances.

tan·ta·lum (Ta),

(tan'tă-lŭm),
A heavy metal of the vanadium group, atomic no. 73, atomic wt. 180.9479; used in surgical prostheses because of its noncorrosive properties.
[G. mythical king of Lydia, Tantalus]

tantalum

/tan·ta·lum/ (tan´tah-lum) chemical element, at. no. 73, symbol Ta; a noncorrosive and malleable metal that has been used for plates or disks to replace cranial defects, for wire sutures, and for making prosthetic appliances.

tantalum (Ta)

[tan′tələm]
Etymology: Gk, Tantalus, mythic king of Phrygia
a silvery metallic element. Its atomic number is 73; its atomic mass (weight) is 180.95. Relatively inert chemically, tantalum is used in prosthetic devices such as skull plates and wire sutures.

tan·ta·lum

(tan'tă-lŭm)
A heavy metal of the vanadium group, atomic no. 73, atomic wt. 180.9479; used in surgical prostheses because of its noncorrosive properties.
[G. mythical king of Lydia, Tantalus]

tan·ta·lum

(Ta) (tan'tă-lŭm)
A heavy metal used in surgical prostheses because of its noncorrosive properties.
[G. mythical king of Lydia, Tantalus]

tantalum (Ta) (tan´təlum),

n a silvery metallic element, its atomic number is 73 and its atomic weight is 180.9479. Tantalum is a relatively inert, noncorrosive, malleable metal used in prosthetic devices, such as skull plates and wire sutures.

tantalum

a chemical element, atomic number 73, atomic weight 180.948, symbol Ta. See Table 6. It is a noncorrosive and malleable metal used for plates or disks to repair cranial defects, for wire sutures, and for making prosthetic appliances.
References in periodicals archive ?
The steel core gives Alfa Laval tantalum heat exchangers high mechanical stability.
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.
While Galaxy's primary focus at Mt Cattlin is production of spodumene, tantalum occurs as by-product and is recovered with additional processing.
Ron Gilerman, managing director at A&R Merchants, which trades tantalum and other exotic metals, said the prices out of Brazil were at $80 per pound.
Combined, their output would solve the tantalum supply question for the foreseeable future and obviate the need to source conflict minerals.
Application of tantalum for manufacturing of capacitors is of high importance.
Southern Africa's latest tantalum mine started operations in March and will generate an income of around $7m in its first year.
AVX's new TES Series multi-anode SMD molded tantalum chip capacitors feature an improved high-reliability design and offer extremely low ESR, a capacitance range of 1.
The EMDSC is a publicly owned company engaged in the production of tantalum concentrate at the Kenticha tantalum mine.
Perth, Australia, Mar 16, 2011 - (ABN Newswire) - Galaxy Resources Limited (ASX:GXY) (PINK:GALXF) is pleased to announce it has delivered the first shipment of tantalum concentrate from its Mt Cattlin mine in Western Australia, under its five-year sales agreement with Global Advanced Metals Pty Ltd ("GAM").
The latest newcomer is Liberty Mineral Exploration, previously a Yukon-based company, which acquired 11 properties in November and is now focusing its efforts to search for gold, tantalum, nickel, copper and possibly platinum-palladium in the Timmins area.
Lieber and his team start with a single crystal of tantalum diselenide oriented to display a surface consisting of an array of selenium atoms closely packed into a hexagonal arrangement.