ADOPTED LEVELS, GAMMAS for 175Tm

Author: M. Shamsuzzoha Basunia |  Citation: Nucl. Data Sheets 102, 719 (2004) |  Cutoff date: 1-Jun-2004 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=2.39×103 keV 5S(n)= 6.52×103 keV 7S(p)= 7.7×103 keV SYQ(α)= -2.E2 keV 6
Reference: 2012WA38

References:
  A  175Er β- decay  B  176Yb(pol t,α)








E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
     0.0AB (1/2+) 15.2 m 5 
% β- = 100
     
     2.6 8 AB (3/2+)        2.6 8 
 

     0.0
(1/2+)
   123.7 6 AB (5/2+)      120.9 6 
   123.7 6 
 
 
[M1]
[E2]
     2.6
     0.0
(3/2+)
(1/2+)
   130.8 9 AB (7/2+)      128.5 6 
  100
[E2]
     2.6
(3/2+)
   357.9 8 AB (9/2+)      227.3 6 
   234.0 6 
  ≈32
  100
[M1]
[E2]
   130.8
   123.7
(7/2+)
(5/2+)
   439 B (7/2-)        
   532 B (9/2-)        
   611 B (3/2+)        
   639.3 10 AB (11/2-)      281.4 6 
  100
[E1]
   357.9
(9/2+)
   672 B (5/2+)        
   756 B (7/2+)        
   870 B (9/2+)        
   941 B (15/2-)        
  1004 B        
  1072 B        
  1146 B (7/2+,3/2+)        
  1212 B (7/2-,5/2+)        
  1291.2 9 A      1167.5 6 
  100

   123.7
(5/2+)
  1367.7 11 AB (7/2+)       76.5 6 ?
  100

  1291.2

  1423 B (5/2+)        
  1495 B (7/2-,5/2+)        
  1583 B        
  1706 B (5/2+)        
  1744 B        
  1810 B (7/2+)        
  1916 B (7/2-)        
  1985 B (5/2+)        
E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
  2013 B        
  2056 B        
  2095 B (11/2-)        
  2216 B        
  2310 B        

E(level): Deduced by evaluator from a least-squares fit to adopted Eγ, except as noted.

Jπ(level): Jπ assignments are from rotational structure, energy systematics in neighboring nuclei, analyzing powers, and comparisons of experimental cross sections in 176Yb(pol t,α) with DWBA calculations.

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Band Transitions:

E(level)
(keV)		Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 1 - 1/2(411) band
     0.0 (1/2+) 15.2 m 5 
% β- = 100
     
     2.6 8  (3/2+)        2.6 8 
 

     0.0
(1/2+)
   123.7 6  (5/2+)      120.9 6 
   123.7 6 
 
 
[M1]
[E2]
     2.6
     0.0
(3/2+)
(1/2+)
   130.8 9  (7/2+)      128.5 6 
  100
[E2]
     2.6
(3/2+)
   357.9 8  (9/2+)      227.3 6 
   234.0 6 
  ≈32
  100
[M1]
[E2]
   130.8
   123.7
(7/2+)
(5/2+)
E(level)
(keV)		Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 2 - 7/2(523) band
   439 (7/2-)        
   532 (9/2-)     
   639.3 10  (11/2-)      281.4 6 
  100
[E1]
   357.9
(9/2+)
E(level)
(keV)		Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 3 - 3/2(411) band
   611 (3/2+)        
   672 (5/2+)     
   756 (7/2+)     
   870 (9/2+)     
E(level)
(keV)		Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 4 - 5/2(402) band
  1423 (5/2+)        
E(level)
(keV)		Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 5 - 5/2(413) band
  1706 (5/2+)        
  1810 (7/2+)     
E(level)
(keV)		Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 6 - 5/2(532) band
  1916 (7/2-)        
  2095 (11/2-)     

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Additional Gamma Data:













E(level)
(keV)		Jπ(level)T1/2(level)E(γ)
(keV)		MultipolarityConversion
Coefficient		Additional Data
   123.7 (5/2+)      120.9 6 [M1]1.84α=1.84
(5/2+)      123.7 6 [E2]1.41α=1.41
   130.8 (7/2+)      128.5 6 [E2]1.22α=1.22
   357.9 (9/2+)      227.3 6 [M1]0.314α=0.314
(9/2+)      234.0 6 [E2]0.157α=0.157
   639.3 (11/2-)      281.4 6 [E1]0.022α=0.022 6

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
     0.0(1/2+) 15.2 m 5 
% β- = 100
E(level): 1/2(411) band. g.s. doublet in 176Yb(pol t,α).
     2.6(3/2+)   E(level): 1/2(411) band. g.s. doublet in 176Yb(pol t,α).
   123.7(5/2+)   E(level): 1/2(411) band. Doublet at ≈126 keV in 176Yb(pol t,α).
   130.8(7/2+)   E(level): 1/2(411) band. Doublet at ≈126 keV in 176Yb(pol t,α).
   357.9(9/2+)   E(level): 1/2(411) band.
   439(7/2-)   E(level): 7/2(523) band. From 176Yb(pol t,α).
   532(9/2-)   E(level): 7/2(523) band. From 176Yb(pol t,α).
   611(3/2+)   E(level): 3/2(411) band. From 176Yb(pol t,α).
   639.3(11/2-)   E(level): 7/2(523) band.
   672(5/2+)   E(level): 3/2(411) band. From 176Yb(pol t,α).
   756(7/2+)   E(level): 3/2(411) band. From 176Yb(pol t,α).
   870(9/2+)   E(level): 3/2(411) band. From 176Yb(pol t,α).
   941(15/2-)   E(level): From 176Yb(pol t,α).
  1004   E(level): From 176Yb(pol t,α).
  1072   E(level): From 176Yb(pol t,α).
  1146(7/2+,3/2+)   E(level): From 176Yb(pol t,α).
  1212(7/2-,5/2+)   E(level): From 176Yb(pol t,α).
  1423(5/2+)   E(level): 5/2(402) band. From 176Yb(pol t,α).
  1495(7/2-,5/2+)   E(level): From 176Yb(pol t,α).
  1583   E(level): From 176Yb(pol t,α).
  1706(5/2+)   E(level): 5/2(413) band. From 176Yb(pol t,α).
  1744   E(level): From 176Yb(pol t,α).
  1810(7/2+)   E(level): 5/2(413) band. From 176Yb(pol t,α).
  1916(7/2-)   E(level): 5/2(532) band. From 176Yb(pol t,α).
  1985(5/2+)   Energy systematics of the 1/2[420] Nilsson orbital in Ho isotopes suggests a 5/2+,1/2[420] assignment.
E(level): Energy systematics of the 1/2[420] Nilsson orbital in Ho isotopes suggests a 5/2+,1/2[420] assignment. From 176Yb(pol t,α).
E(level)Jπ(level)T1/2(level)Comments
  2013   E(level): From 176Yb(pol t,α).
  2056   E(level): From 176Yb(pol t,α).
  2095(11/2-)   E(level): 5/2(532) band. From 176Yb(pol t,α).
  2216   E(level): From 176Yb(pol t,α).
  2310   E(level): From 176Yb(pol t,α).

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Additional Gamma Comments:

E(level)E(gamma)Comments
     2.6     2.6E(γ): Transition not observed; Eγ from level energy difference.

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