Darmstadtium

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Darmstadtium

(darm″stat′ē-ŭm) [ Darmstadt, Germany + -ium] Ds
A synthesized radioactive metallic element with a very short half-life; atomic mass 281; atomic number 110. The half life of isotope281Ds is about 10 sec.
References in periodicals archive ?
Nitrogen balance can be estimated using the following formula: nitrogen balance = 24 hour nitrogen intake - (24 hour UUN + 4 Gm) (Gianino & St.
NILE S N 10-SE (Henry is in Tennessee) I C E S E-10 A B (I see he has eaten a bee) E S UUN D BB (He is using the bees) N N-6 S DD (And insects as these) 2 QR A B-9 LRG (To cure a benign allergy)
19) However, Yakut uun (Slepcov 1972: 459) seems to point to an underlying *yugun rather than *yugen.