Nuclear Wallet Card - Z( 84)
Isotope[1] delta T1/2 or
Z El A Jpi[2] (MeV)[3] Abundance[4] Decay Mode[5]
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84 Po 190 0+ -4.6s 9.6 ms +47-44 A
191 -5.1s 15.5 ms +60-35 A
192 0+ -7.9s 0.034 s 3 A ~ 99%,EC ~ 1%
193 -8.3s 0.45 s 4 A
193M -8.3s 0.24 s 1 A
194 0+ -10.9 0.392 s 4 A
195 (3/2-) -11.1s 4.64 s 9 A 75%,EC 25%
195M (13/2+) -10.9s 1.92 s 2 A ~ 90%,EC ~ 10%
IT < 0.01%
196 0+ -13.5s 5.8 s 2 A ~ 98%,EC ~ 2%
197 (3/2-) -13.4s 53.6 s 10 EC 56%,A 44%
197M (13/2+) -13.2s 25.8 s 2 A 84%,EC 16%,IT 0.01%
198 0+ -15.5s 1.76 m 3 A 57%,EC 43%
199 (3/2-) -15.3s 5.48 m 16 EC 92.5%,A 7.5%
199M 13/2+ -15.0s 4.17 m 4 EC 73.5%,A 24%
IT 2.5%
200 0+ -17.0s 11.5 m 1 EC 88.9%,A 11.1%
201 3/2- -16.6s 15.3 m 2 EC 98.4%,A 1.6%
201M 13/2+ -16.1s 8.9 m 2 IT 56%,EC 41%
A ~ 2.9%
202 0+ -17.98s 44.7 m 5 EC 98%,A 2%
203 5/2- -17.31 36.7 m 5 EC 99.89%,A 0.11%
203M 13/2+ -16.67 45 s 2 IT ~100%,A ~ 0.04%
204 0+ -18.34 3.53 h 2 EC 99.34%,A 0.66%
205 5/2- -17.54 1.66 h 2 EC 99.96%,A 0.04%
206 0+ -18.197 8.8 d 1 EC 94.55%,A 5.45%
207 5/2- -17.160 5.80 h 2 EC 99.98%,A 0.02%
207M 19/2- -15.777 2.79 s 8 IT
208 0+ -17.484 2.898 y 2 A,EC
209 1/2- -16.380 102 y 5 A 99.52%,EC 0.48%
210 0+ -15.969 138.376 d 2 A
211 9/2+ -12.448 0.516 s 3 A
211M (25/2+) -10.986 25.2 s 6 A 99.98%,IT 0.02%
212 0+ -10.385 0.299 us 2 A
212M (18+) -7.463 45.1 s 6 A 99.93%,IT 0.07%
213 9/2+ -6.667 4.2 us 8 A
214 0+ -4.484 164.3 us 20 A
214M 0+ -3.069 99 PS 3 IT 99.86%,A 0.14%
215 9/2+ -0.544 1.781 ms 4 A,B- 2.3E-4%
216 0+ 1.774 0.145 s 2 A
217 5.91s < 10 s A > 95%,B- < 5%
218 0+ 8.351 3.10 m 1 A 99.98%,B- 0.02%
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