What that half-life discovered 2003?
Isotope Half-life Decay mode Discovery year Reaction
Hassium
13764
text text text text text
2-13764-8
Isotopes
List of hassium isotopes
263 Hs 0.74 ms α, SF 2008 208 Pb( 56 Fe,n)
264 Hs ~0.8 ms α, SF 1986 207 Pb( 58 Fe,n)
265 Hs 1.9 ms α, SF 1984 208 Pb( 58 Fe,n)
265m Hs 0.3 ms α 1984 208 Pb( 58 Fe,n)
266 Hs 2.3 ms α, SF 2000 270 Ds(—,α)
267 Hs 52 ms α, SF 1995 238 U( 34 S,5n)
267m Hs 0.8 s α 1995 238 U( 34 S,5n)
268 Hs 0.4 s α 2009 238 U( 34 S,4n)
269 Hs 3.6 s α 1996 277 Cn(—,2α)
269m Hs 9.7 s α 2004 248 Cm( 26 Mg,5n)
270 Hs 3.6 s α 2004 248 Cm( 26 Mg,4n)
271 Hs ~4 s α 2004 248 Cm( 26 Mg,3n)
272 Hs 40? s α, SF ? unknown —
273 Hs 0.24 s α 2004 285 Fl(—,3α)
274 Hs 1? min α, SF ? unknown —
275 Hs 0.15 s α 2003 287 Fl(—,3α)
276 Hs 1? h α, SF ? unknown —
277 Hs 2 s α 2009 289 Fl(—,3α)
277m Hs ? ~11 min ? α 1999 289 Fl(—,3α)
SELECT Half-life FROM table WHERE Discovery year = 2003
2003