212AC    216PA A DECAY                 2000HE17                  20NDS    202009
212AC  H TYP=FUL$AUT=K. Auranen and E.A. McCutchan$CIT=NDS 168, 117 (2020)$
212AC2 H CUT=1-Aug-2020$
212AC cA E,IA$From 2000He17.
212AC cA HF$Using r{-0}({+212}Ac)=1.492 {I14}, average of
212AC2cA r{-0}({+214}Th)=1.512 {I14}, r{-0}({+212}Th)=1.486 {I33},
212AC3cA r{-0}({+212}Ra)=1.4695 {I14}, and r{-0}({+210}Ra)=1.4986 {I56}
212AC3cA (2020Si16).
212AC c  $2000He17: {+216}Pa activity from {+170}Er({+51}V,5n){+216}Pa
212AC2c  reaction with E({+51}V)=214-286 MeV. Recoil products separated with
212AC3c  velocity filter SHIP: Implanted into a position sensitive PIPS
212AC4c  detector. Measured E|a, I|a, and recoil-|a.
212AC c  Others: 2019Zh23, 1998Ik01, 1979Sc09, 1971Su14
216PA  P 0.0                            105 MS    12             8097     15
216PA cP T$from 1996An21. Others : 0.15 s {I+7-4} and 0.14 s {I+5-3}
216PA2cP (1998Ik01), 0.92 s {I+50-24} (2019Zh23), 0.17 s {I+10-4} (1979Sc09),
216PA3cP 0.20 s {I4} (1971Su14).
212AC  N                        1      AP
212AC cN BR$only |a decay has been observed. From the theoretical partial
212AC2cN |b-decay half-life in 2019Mo01 the %|e+%|b{++} branch is predicted to
212AC3cN be approximately 0.2%.
212AC  L 0.0
212AC  A 7948      1551      4 6.3     AP
212AC cA E$Others: 7920 keV (1971Su14), 7865 keV {I70} (1979Sc09), 7960 keV
212AC2cA {I50} (1998Ik01), 7952 {I17} (2019Zh23)
212AC cA IA$other: 71 {I42} (2019Zh23)
212AC  L 133.6     3
212AC cL E$from E|g
212AC  G 133.6     3
212AC cG E$from 2000He17. Seen in coincidence with 7815|a.
212AC  A 7815      1545      5 2.8     AP
212AC cA E$Others: 7820 keV (1971Su14), 7812 keV {I13} (1979Sc09), 7830 keV
212AC2cA {I50} (1998Ik01), 7838 {I20} (2019Zh23)
212AC cA IA$other: 29 {I23} (2019Zh23)
212AC  L 158       20
212AC cL E$from measured E|a and Q(|a)=8097 keV {I15} (2017Wa10)
212AC  A 7793      154       1 26      AP
212AC cA E$Other: 7720 keV (1971Su14).