hafnium : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: hafnium	by the DICT Development Group
2 results for hafnium
From WordNet (r) 3.0 (2006) [wn]:
hafnium n a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons Synonym(s): hafnium, Hf, atomic number 72
From The Elements (22Oct97) [elements]:
hafnium Symbol: Hf Atomic number: 72 Atomic weight: 178.49 Silvery lustrous metallic transition element. Used in tungsten alloys in filaments and electrodes, also acts as a neutron absorber. First reported by Urbain in 1911, existence was finally established in 1923 by D. Coster, G.C. de Hevesy in 1923.