Useful english dictionary. 2012.
Tantalum carbide — Chembox new Name = Tantalum carbide ImageFile = Tantalum carbide.jpg ImageName = Tantalum carbide OtherNames = tantalum (IV) carbide Section1 = Chembox Identifiers CASNo = 12070 06 3 Section2 = Chembox Properties Formula = TaC MolarMass = 192.959 … Wikipedia
Tantalum — (pronEng|ˈtæntələm) (formerly tantalium IPA|/tænˈtæliəm/) is a chemical element with the symbol Ta and atomic number 73. A rare, hard, blue grey, lustrous, transition metal, tantalum is highly corrosion resistant and occurs naturally in the… … Wikipedia
tantalum — /tan tl euhm/, n. Chem. a gray, hard, rare, metallic element occurring in columbite and tantalite and usually associated with niobium: used, because of its resistance to corrosion by most acids, for chemical, dental, and surgical instruments and… … Universalium
carbide — /kahr buyd, bid/, n. 1. a compound of carbon with a more electropositive element or group. 2. See calcium carbide. 3. a very hard mixture of sintered carbides of various heavy metals, esp. tungsten carbide, used for cutting edges and dies. [1860… … Universalium
tantalum oxide — noun : an oxide of tantalum; especially : the crystalline pentoxide Ta2O5 obtained by igniting tantalum in air or oxygen and used in making optical glass and tantalum carbide … Useful english dictionary
Carbide — For the software development tool targeting the Symbian OS, see Carbide.c++. Calcium carbide. In chemistry, a carbide is a compound composed of carbon and a less electronegative element. Carbides can be generally classified by chemical bonding… … Wikipedia
Tantalum hafnium carbide — Chembox new Name = Tantalum hafnium carbide ImageFile = ImageName = OtherNames = Section1 = Chembox Identifiers CASNo = Section2 = Chembox Properties Formula = Ta4HfC5 MolarMass = Density = MeltingPtC = 4215 BoilingPt = Tantalum hafnium carbide… … Wikipedia
Zirconium carbide — Chembox new Name = Zirconium carbide ImageFile = Zirconium(IV) carbide.jpg ImageName = Zirconium carbide OtherNames = zirconium(IV) carbide Section1 = Chembox Identifiers CASNo = 12070 14 3 Section2 = Chembox Properties Formula = ZrC MolarMass =… … Wikipedia
Niobium carbide — Identifiers CAS number 12069 94 2 Properties Molecular formula NbC … Wikipedia
Hot cathode — is also a name for a hot filament ionization gauge, a vacuum measuring device.In vacuum tubes, a hot cathode is a cathode electrode which emits electrons due to thermionic emission. ( Cf. cold cathodes, where field emission is used and which do… … Wikipedia
