Metadata
Author: LASER-wikipedia2
Data
English[en]
Both of these reported discoveries were shown to be erroneous because the spectrum line that "corresponded" to element 61 was identical to that of didymium; the lines thought to belong to element 61 turned out to belong to a few impurities (barium, chromium, and platinum).
Chinese[zh]
這些發現被指出是錯誤的,因為在所謂元素61的光譜上的線跟釹是相同的, 這些線被發現是一些雜質(鋇,鉻和鉑)組成的。