Nuclear Wallet Card - Z( 91)
Isotope[1] delta T1/2 or
Z El A Jpi[2] (MeV)[3] Abundance[4] Decay Mode[5]
=== === ==== ======= ========= ============= =====================
91 Pa 213 5.3 ms +40-16 A
214 17 ms 3 A
215 17.7 15 ms 4 A
216 17.71 105 ms 12 A ~ 80%,EC ~ 20%
217 17.04 3.4 ms 2 A
217M 18.89 1.5 ms 2 A
218 18.64 0.11 ms 2 A
219 9/2- 18.52 53 NS 10 A
220 20.37 0.78 us 16 A ?%
221 9/2- 20.37 5.9 us 17 A
222 22.05s 3.3 ms 3 A
223 22.32 5 ms 1 A
224 23.86 0.95 s 15 A 99.9%,EC 0.1%
225 24.33 1.7 s 2 A
226 26.01 1.8 m 2 A 74%,EC 26%
227 (5/2-) 26.821 38.3 m 3 A 85%,EC 15%
228 (3+) 28.874 22 h 1 EC 98.15%,A 1.85%
229 (5/2+) 29.895 1.50 d 5 EC 99.52%,A 0.48%
230 (2-) 32.166 17.4 d 5 EC 91.6%,B- 8.4%
A 3.2E-3%
231 3/2- 33.420 32760 y 110 A,SF <=3.0E-10%
232 (2-) 35.938 1.31 d 2 B-,EC 3.0E-3%
233 3/2- 37.483 26.967 d 2 B-
234 4+ 40.337 6.70 h 5 B-
234M (0-) 40.411 1.17 m 3 B- 99.84%,IT 0.16%
235 (3/2-) 42.32 24.5 m 2 B-
236 1(-) 45.3 9.1 m 1 B-
237 (1/2+) 47.64 8.7 m 2 B-
238 (3-) 50.76 2.3 m 1 B-,SF <2.6E-6%
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