Copernicium
Isotopes

Copernicium

Section Title: Isotopes
Table Section Text: None

Isotope	Half-life	Decay mode	Discovery year	Discovery reaction

Recent publications	Ref	NUBASE 2016

277Cn	0.61 ms	0.85 ms	α	1996	208Pb(70Zn,n)

281Cn	0.18 s	0.18 s	α	2010	285Fl(—,α)

282Cn	0.91 ms	0.9 ms	SF	2003	290Lv(—,2α)

283Cn	4.2 s	4.1 s	α, SF, EC?	2003	287Fl(—,α)

284Cn	98 ms	104 ms	α, SF	2004	288Fl(—,α)

285Cn	28 s	32 s	α	1999	289Fl(—,α)

286Cn	8.45 s	—	SF	2016	294Lv(—,2α)

Sentence(s)

The isotope ²⁸⁶Cn has a half-life of 8.45 s.
The isotope ²⁸⁶Cn, has a half-life of about 8.45 seconds.
The isotope ²⁸⁶Cn has a half-life of about 8.45 seconds.

final_sentence: The isotope ²⁸⁶Cn has a half-life of 8.45 s.
final_sentence: The isotope ²⁸⁶Cn, has a half-life of about 8.45 seconds.
final_sentence: The isotope ²⁸⁶Cn has a half-life of about 8.45 seconds.