ADOPTED LEVELS for 212Hg

Authors: K. Auranen and E.A. Mccutchan |  Citation: Nucl. Data Sheets 168, 117 (2020) |  Cutoff date: 1-Aug-2020 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=4310 keV SYS(n)= 4690 keV SYQ(α)= 1320 keV SY
Reference: 2017WA10

General Comments:

2010Al24: 212Hg produced in 9Be(238U,X) reaction with E(238U)=1 GeV/nucleon at GSI facility. Fragments were analyzed with the high resolving power magnetic spectrometer FRagment Separator (FRS) and identified based on measurements of magnetic rigidity, velocity, time-of-flight, energy loss and atomic number of the fragments.

2017Ca12: 212Hg produced in 9Be(238U,X) reaction with E(238U)=1 GeV/nucleon at GSI facility, separated with the high resolving power magnetic spectrometer FRagment Separator (FRS) and identified based on measurements of magnetic rigidity, velocity, time-of-flight, energy loss and atomic number of the fragments using two plastic scintillators and two multisampling ionization chambers.

Q-value: ΔQ(β-)=360; ΔS(n)=360; ΔQ(α)=500 (2017Wa10)

Q-value: S(2n)=8020 (syst) 360; Q(β-n)=760 (syst) 300 (2017Wa10)





E(level)
(keV)
Jπ(level) T1/2(level)
  0.0 0+ % β- = 100
% β-n = ?

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
  0.00+ % β- = 100
% β-n = ?
From α/Z plot (figure 1 in 2010Al24), ≈45 events are assigned to 212Hg; from figure 5 of 2017Ca12 ≈70 events are assigned to 212Hg.

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