ADOPTED LEVELS, GAMMAS for 156Pm

Author: C. W. Reich |  Citation: Nucl. Data Sheets 113, 2537 (2012) |  Cutoff date: 1-Mar-2012 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=5197 keV 9S(n)= 5295 keV 6S(p)= 9169 keV 10Q(α)= -2830 keV 19
S(2n)= 1.179×104 keV 6S(2p)= 2.064×104 keV 10
Reference: 2017WA10

References:
  A  156Nd β- decay  B  156Pm IT decay (< 5 S)
  C  252Cf SF decay 








E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
    0ABC 4(+) 26.70 s 10 
% β- = 100
     
   85.6  C (5+)      85.6
  100

    0
4(+)
  150.3 1 AB  1(+) < 5 s
% IT ≈ 98
% α ≈ 2
  150.3 1 
  100
M3
    0
4(+)
  168.7 1 A       168.7 1 
  100

    0
4(+)
  189.2  C (6+)     103.6
  100

   85.6
(5+)
  313.9  C (7+)     124.7
  100

  189.2
(6+)
  358.4 2 A       189.6 1 
  100

  168.7

  453.3  C (8+)     139.4
  264.1
 
 


  313.9
  189.2
(7+)
(6+)
  618.7  C (9+)     165.3
  304.8
 
 


  453.3
  313.9
(8+)
(7+)

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Band Transitions:

E(level)
(keV)		Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 1 - Assumed K=4 (g.s.) band. α=8.51~keV; β=+3.2 eV. Probable
    0 4(+) 26.70 s 10 
% β- = 100
     
   85.6 (5+)      85.6
  100

    0
4(+)
  189.2 (6+)     103.6
  100

   85.6
(5+)
  313.9 (7+)     124.7
  100

  189.2
(6+)
  453.3 (8+)     139.4
  264.1
 
 


  313.9
  189.2
(7+)
(6+)
  618.7 (9+)     165.3
  304.8
 
 


  453.3
  313.9
(8+)
(7+)
E(level)
(keV)		Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 2 - Kπ=1(+) bandhead. Probable conf is π5/2[532]-ν3/2[521].
  150.3 1  1(+) < 5 s
% IT ≈ 98
% α ≈ 2 		     

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Additional Gamma Data:













E(level)
(keV)		Jπ(level)T1/2(level)E(γ)
(keV)		MultipolarityConversion
Coefficient		Additional Data
  150.3 1(+) < 5 s
% IT ≈ 98
% α ≈ 2
  150.3 1 M320.5B(M3)(W.u.)>0.41, α=20.5

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
    04(+) 26.70 s 10 
% β- = 100
E(level): Assumed K=4 (g.s.) band. α=8.51~keV; β=+3.2 eV. Probable.
   85.6(5+)   E(level): Assumed K=4 (g.s.) band. α=8.51~keV; β=+3.2 eV. Probable.
  150.31(+) < 5 s
% IT ≈ 98
% α ≈ 2
E(level): Kπ=1(+) bandhead. Probable conf is π5/2[532]-ν3/2[521].
  189.2(6+)   E(level): Assumed K=4 (g.s.) band. α=8.51~keV; β=+3.2 eV. Probable.
  313.9(7+)   E(level): Assumed K=4 (g.s.) band. α=8.51~keV; β=+3.2 eV. Probable.
  453.3(8+)   E(level): Assumed K=4 (g.s.) band. α=8.51~keV; β=+3.2 eV. Probable.
  618.7(9+)   E(level): Assumed K=4 (g.s.) band. α=8.51~keV; β=+3.2 eV. Probable.

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