boron-carbide powder
1Boron carbide — Chembox new Name = Boron carbide ImageFile = ImageSize = ImageName = Boron carbide IUPACName = Boron carbide OtherNames = Tetrabor B4 C B4C Black Diamond Section1 = Chembox Identifiers CASNo = 12069 32 8 Section2 = Chembox Properties Formula =… …
2boron carbide — Chem. a black, crystalline, extremely hard, water insoluble solid, B4C, used chiefly as a moderator in nuclear reactors, as an abrasive, and as a refractory. * * * ▪ chemical compound (B4C), crystalline compound of boron and carbon. It is… …
3Boron nitride — IUPAC name Boron nitride Identifiers …
4Boron — (pronEng|ˈbɔərɒn) is a chemical element with atomic number 5 and the chemical symbol B. Boron is a trivalent nonmetallic element which occurs abundantly in the evaporite ores borax and ulexite. Boron is never found as a free element on… …
5boron — boronic /boh ron ik, baw , beuh /, adj. /bawr on, bohr /, n. Chem. a nonmetallic element occurring naturally only in combination, as in borax or boric acid, and obtained in either an amorphous or a crystalline form when reduced from its compounds …
6Silicon carbide — Chembox new Name = Silicon carbide ImageFile = Silicon carbide 3D balls.png ImageSize = 140px ImageName = Ball and stick model of part of a crystal of SiC ImageFile1 = silicon carbide detail.jpg ImageSize1 = 140px OtherNames = Section1 = Chembox… …
7Aluminium carbide — Aluminium carbide, chemical formula Al4C3, is a carbide of aluminium. It has the appearance of pale yellow to brown crystals with complex lattice structure. It is stable up to 1400 °C. Its density is 2.36 g/cm³. It is a methide: the carbon atoms… …
8silicon carbide — Chem. a very hard, insoluble, crystalline compound, SiC, used as an abrasive and as an electrical resistor in objects exposed to high temperatures. [1900 05] * * * ▪ chemical compound Introduction exceedingly hard, synthetically produced… …
9NRX — For the NRX series of nuclear thermal rocket designs, see NERVA. NRX was a heavy water moderated, light water cooled, nuclear research reactor at the Canadian Chalk River Laboratories, which came into operation in 1947 at a design power rating of …
10Ceramic engineering — Simulation of the outside of the Space Shuttle as it heats up to over 1,500 °C (2,730 °F) during re entry into the Earth s atmosphere Ceramic engineering is the science and technology of creating objects from inorganic, non metallic… …
