ADOPTED LEVELS, GAMMAS for 216Th

Author: S. -c. Wu |  Citation: Nucl. Data Sheets 108, 1057 (2007) |  Cutoff date: 1-Mar-2007 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=-7.50×103 keV 6S(n)= 8694 keV 15S(p)= 3021 keV 18Q(α)= 8072 keV 5
Reference: 2012WA38

References:
  A  (HI,xnγ) 

General Comments:

Calculations, compilations, systematics:

Cluster model for α decay, Geiger-Nuttall plot: 1991Bu05, 1986Ir01

n-p interaction energy: 1990Mo11

Quasi-bands in even-even nuclei: 1984Sa37

Spontaneous emission of heavy ions: 1986Po06

Super- and hyperdeformed configurations: 1995We02

Q-value: Note: Current evaluation has used the following Q record










E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
     0.0A 0+ 26.0 ms 2 
% α = 100
% ε ≈ 0.01 SY
     
  1478.2 1 A 2+     1478.2 1 
  100
E2
     0.0
0+
  1687.7 2 A 3-      209.5 1 
  100
E1
  1478.2
2+
  1813.8 2 A 4+      126.1 1 
   335
  100
 
E1
E2
  1687.7
  1478.2
3-
2+
  2013.7 2 A 6+      199.9 1 
  100
E2
  1813.8
4+
  2040 9   8+ 134 µs 4 
% α = 2.8 9
     
  2130.5 2 A (8+)       90.5 3 S
 

  2040
8+
  2646.8 1 A 11- 0.58 µs 3     516.3 2 
   606.8 1 
    8 2 
  100 4 
[E3]
E3
  2130.5
  2040
(8+)
8+
  3530.2 4 A (12+)      883.4 3 
  100

  2646.8
11-
  3681.4 7 A (14+) 0.74 µs 7     151.2 6 
  100
E2
  3530.2
(12+)

Back to top

Back to top

Additional Gamma Data:













E(level)
(keV)
Jπ(level)T1/2(level)E(γ)
(keV)
MultipolarityConversion
Coefficient
Additional Data
  1478.2 2+     1478.2 1 E20.00487α=0.00487
  1687.7 3-      209.5 1 E10.0846α=0.0846
  1813.8 4+      126.1 1 E10.283α=0.283
4+      335E20.1216α=0.1216
  2013.7 6+      199.9 1 E20.660α=0.660
  2646.8 11- 0.58 µs 3     516.3 2 [E3]0.1428B(E3)(W.u.)=5.0 15, α=0.1428
11- 0.58 µs 3     606.8 1 E30.0876B(E3)(W.u.)=21 2, α=0.0876
  3681.4 (14+) 0.74 µs 7     151.2 6 E21.94B(E2)(W.u.)=0.053 8, α=1.94 5

Back to top

Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
     0.00+ 26.0 ms 2 
% α = 100
% ε ≈ 0.01 SY
Eα=7921 keV 3, weighted average of Eα=7923 keV 5 from 2005Ku31; 7919 keV 6 from 2001Ha46 and 7911 keV 8 from 1968Va18. 7922 keV 10 from 2000He17 is superseded by the value from 2005Ku31.
E(level): Eα=7921 keV 3, weighted average of Eα=7923 keV 5 from 2005Ku31; 7919 keV 6 from 2001Ha46 and 7911 keV 8 from 1968Va18. 7922 keV 10 from 2000He17 is superseded by the value from 2005Ku31.
  20408+ 134 µs 4 
% α = 2.8 9
%α from 2005Ku31. Other: 5 +5-3 from 2001Ha46. %IT=97 1 calculated by 1983Hi08 from the observed isomer ratio and comparison with that for 217Pa(29/2 level).
E(level): %α from 2005Ku31. Other: 5 +5-3 from 2001Ha46. %IT=97 1 calculated by 1983Hi08 from the observed isomer ratio and comparison with that for 217Pa(29/2 level).
  2130.5(8+)   Configuration=h29/2.
  2646.811- 0.58 µs 3  Configuration=h9/2i11/2.

Back to top