Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun An artificially produced radioactive element with atomic number 110. Isotopes having mass numbers ranging from 267 to 281 are known, with the most stable isotope (Ds-281) having a half-life of about 10 seconds. cross-reference: Periodic Table.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
transuranic chemical element (symbol Ds) with atomic number 110.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a radioactive transuranic element
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Elements 110, 111 and 112 have been named darmstadtium (Ds), roentgenium (Rg) and copernicium (Cn).
Telegraph.co.uk - Telegraph online, Daily Telegraph and Sunday Telegraph Richard Gray 2011
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Roentgenium, after a modern physicist renamed roentgenium by the General Assembly, was originally discovered in 1994 when a team at GSI created three atoms of the element, about a month after their discovery of darmstadtium, on Dec. 8.
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Elements 110, 111 and 112 have been named darmstadtium (Ds), roentgenium (Rg) and copernicium (Cn).
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It was created by crashing a heavy isotope of lead with nickel-62, which created four atoms of darmstadtium.
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Researchers at Lawrence Berkeley National Laboratory in California saw the isotopes of rutherfordium, seaborgium, hassium, darmstadtium, and copernicium by watching the decay of the yet-to-be-named element 114, a synthetic element first produced about a decade ago.
Wired Top Stories Marissa Cevallos 2010
oroboros commented on the word darmstadtium
Ds, Uun. Also known as Ununnilium.
November 26, 2007