Nuclear Wallet Card - Z( 88)
Isotope[1] delta T1/2 or
Z El A Jpi[2] (MeV)[3] Abundance[4] Decay Mode[5]
=== === ==== ======= ========= ============= =====================
88 Ra 204 0+ 6.0s 45 ms +55-21 A
205 5.8s 0.22 s 6 A ,EC
206 0+ 3.5s 0.24 s 2 A ~100%
207 (5/2-,3/2- 3.5s 1.3 s 2 A ~ 90%,EC ~ 10%
207M (13/2+) 3.9s 55 ms 10 IT 85%,A 15%,EC ~ 0.35%
208 0+ 1.7s 1.3 s 2 A 95%,EC 5%
209 5/2- 1.8s 4.6 s 2 A ~ 90%,EC ~ 10%
210 0+ 0.42s 3.7 s 2 A ~ 96%,EC ~ 4%
211 5/2(-) 0.83 13 s 2 A > 93%,EC < 7%
212 0+ -0.19 13.0 s 2 A ~ 90%,EC ~ 15%
213 1/2- 0.32 2.74 m 6 A 80%,EC 20%
213M 2.09 2.1 ms 1 IT ~ 99%,A ~ 1%
214 0+ 0.08 2.46 s 3 A 99.94%,EC 0.06%
215 (9/2+) 2.519 1.59 ms 9 A
216 0+ 3.277 182 NS 10 A,EC
217 (9/2+) 5.874 1.7 us 1 A
218 0+ 6.64 15.6 us 1 A
219 (7/2)+ 9.37 10 ms 3 A
220 0+ 10.26 17 ms 2 A
221 5/2+ 12.957 28 s 2 A,14C 1E-12%
222 0+ 14.309 38.0 s 5 A,14C 2.3E-8%
223 3/2+ 17.230 11.435 d 4 A,14C 6.4E-8%
224 0+ 18.818 3.66 d 4 A,12C 4.3E-9%
225 1/2+ 21.986 14.9 d 2 B-
226 0+ 23.661 1600 y 7 A,14C 3E-9%
227 3/2+ 27.171 42.2 m 5 B-
228 0+ 28.935 5.75 y 3 B-
229 5/2(+) 32.43 4.0 m 2 B-
230 0+ 34.54 93 m 2 B-
231 (7/2-,1/2+ 38.562C 103 s 3 B-
232 0+ 41.092C 250 s 50 B-
233 30 s 5 B-
234 0+ 47.999C 30 s 10 B-
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