请输入您要查询的英文单词:

 

单词 masurium
释义 masurium Chem.|məˈz(j)ʊərɪəm|
[mod.L. (W. Noddack et al. 1925, in Sitzungsber. d. Preuss. Akad. d. Wissenschaften 409), f. G. Masur-en name of a region in NE. Poland + -ium.]
A name proposed for the element of atomic number 43 (later named technetium), which was claimed to have been discovered spectroscopically in certain platinum ores.
1925Glasgow Herald 16 June 6 These new elements have been named by their discoverers ‘Masurium’, after the Masurian Lake region, and ‘Rhenium’, after the Rhineland.1941Chem. & Industry 11 Oct. 729/2 Japanese investigators have studied the decay curves of the chemically separated masurium fraction from molybdenum after bombardment with slow neutrons and they distinguished the two masurium isotopes 99 and 101.1947[see illinium].1962J. H. White Inorg. Chem. xxv. 480 Technetium..has been called masurium, and it has not yet been isolated from natural minerals.
随便看

 

英语词典包含277258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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/9/20 7:48:53