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English-Bulgarian polytechnical dictionary . 2013.
English-Bulgarian polytechnical dictionary . 2013.
Niobium — zirconium ← niobium → molybdenum V ↑ Nb ↓ Ta … Wikipedia
Rhenium — tungsten ← rhenium → osmium Tc ↑ Re ↓ Bh … Wikipedia
superconductivity — superconduction /sooh peuhr keuhn duk sheuhn/, n. superconductive /sooh peuhr keuhn duk tiv/, superconducting, adj. superconductor /sooh peuhr keuhn duk teuhr/, n. /sooh peuhr kon deuhk tiv i tee/, n. Physics. the phenomenon of almost perfect… … Universalium
List of fictional elements, materials, isotopes and atomic particles — This list contains chemical elements, materials, isotopes or (sub)atomic particle that exist primarily in works of fiction (usually fantasy or science fiction). No actual periodic elements end in ite , though many minerals have names with this… … Wikipedia
Boron — (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… … Wikipedia
Samarium — promethium ← samarium → europium ↑ Sm ↓ … Wikipedia
Niobium-titanium — (NbTi) is an alloy of niobium and titanium, used industrially as a type II superconductor wire for superconducting magnets.[1] Normally as Nb Ti fibres in an aluminium or copper matrix. Its critical temperature is 9.2 kelvin[2] and can remain… … Wikipedia
Niobium-germanium — (Nb3Ge) is a metallic chemical compound of niobium (Nb) and germanium (Ge). It has A15 phase structure. It is a superconductor with a critical temperature of 23.2 kelvin (K). Spluttered films have been reported to have an upper critical field of… … Wikipedia
Iron-based superconductor — Iron based superconductors (sometimes misleadingly called Iron superconductors) are (in 2008) in the first stages of experimentation and implementation. Previously most high temperature superconductors were cuprates and were therefore based on… … Wikipedia
Lithium — (pronEng|ˈlɪθiəm) is a chemical element with the symbol Li and atomic number 3. It is a soft alkali metal with a silver white color. Under standard conditions, it is the lightest metal and the least dense solid element. Like all alkali metals,… … Wikipedia
Maglev — JR Maglev at Yamanashi, Japan test track in November 2005 … Wikipedia