Principal+element
41halogen element — ▪ chemical element group Introduction any of the five nonmetallic elements that constitute Group 17 (Group VIIa) of the periodic (periodic law) table. The halogen elements are fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine… …
42The Fifth Element — This article is about the 1997 film. For other uses, see The Fifth Element (disambiguation). The Fifth Element Theatrical release poster Directed by …
43rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 …
44Rolling-element bearing — A rolling element bearing is a bearing which carries a load by placing round elements between the two pieces. The relative motion of the pieces causes the round elements to roll with very little rolling resistance and with little sliding.One of… …
45Boundary element method — The boundary element method is a numerical computational method of solving linear partial differential equations which have been formulated as integral equations (i.e. in boundary integral form). It can be applied in many areas of engineering and …
46Group 6 element — Group → 6 ↓ Period 4 24 Cr 5 …
47oxygen group element — ▪ chemical element Introduction also called chalcogen, any of the five chemical elements making up Group 16 (VIa) of the periodic classification namely, oxygen, sulfur, selenium, tellurium, and polonium. (See Figure >.) A relationship among… …
48Connection (principal bundle) — This article is about connections on principal bundles. See connection (mathematics) for other types of connections in mathematics. In mathematics, a connection is a device that defines a notion of parallel transport on the bundle; that is, a way …
49Wax thermostatic element — The wax thermostatic element was invented by Sergius Vernet (USA) in 1936 [Refer to patent US2115501 US patent office] . The principal application of the wax element technology is for the production of automotive thermostats. The first… …
50Sterol regulatory element binding protein — protein Name = sterol regulatory element binding transcription factor 1 caption = width = HGNCid = 11289 Symbol = SREBF1 AltSymbols = EntrezGene = 6720 OMIM = 184756 RefSeq = NM 004176 UniProt = P36956 PDB = ECnumber = Chromosome = 17 Arm = p… …
