单词 | flerovium |
释义 | fleroviumn. A superheavy chemical element, atomic number 114, produced artificially by high-energy atomic collisions. Symbol Fl.Previously given the provisional name ununquadium (see un- comb. form), flerovium was first synthesized in 1998, and the name was formally adopted by IUPAC in May 2012. ΚΠ 2012 Chem. Internat. (IUPAC) Jan. 25/2 The discoverers proposed names as follows: flerovium and symbol, Fl, for the element with Z = 114 and livermorium with the symbol Lv for the element with Z = 116. 2014 Science 11 July 41/3 One experiment has probed the volatility of copernicium and flerovium by comparing what temperature a single atom sticks to a gold surface with the sticking point of atoms whose volatility is known. This is a new entry (OED Third Edition, December 2016; most recently modified version published online March 2022). < |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。