ADOPTED LEVELS, GAMMAS for 153Lu

Author: N. Nica |  Citation: Nucl. Data Sheets 170, 1 (2020) |  Cutoff date: 16-Aug-2020 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=-11070 keV SYS(n)= 13020 keV SYS(p)= -609 keV 10Q(α)= 3090 keV SY
Reference: 2017WA10

References:
  A  153Lu IT decay (15 μs)  B  157Ta α decay (10.1 MS)
  C  157Ta α decay (4.3 MS)  D  157Ta α decay (1.7 MS)








E(level)
(keV)		XREFJπ(level) T1/2(level)E(γ)
(keV)		I(γ)M(γ)Final Levels
     0.0A CD 11/2- 0.9 s 2 
% ε = ?
% α = ?
     
    80 5  B   1/2+        
  1432.07 23 A    (15/2-)     1432.1 3 
  100 9 

     0.0
11/2-
  1606.14 23 A    (15/2+)      174.0 2 
  1606.1 3 
  100 9 
   ≈4


  1432.07
     0.0
(15/2-)
11/2-
  1822.7 3 A    (19/2+)      216.5 2 
  100

  1606.14
(15/2+)
  2147.0 3 A    (19/2-)      323.9 3 
   715.1 3 
   29 6 
  100 11 


  1822.7
  1432.07
(19/2+)
(15/2-)
  2211.6 4 A    (23/2+)      389.1 3 
  100

  1822.7
(19/2+)
  2481.6 4 A    (21/2-)      270.0 2 
   658.8 3 
  100 8 
   92 8 


  2211.6
  1822.7
(23/2+)
(19/2+)
  2502.5 4 A    (23/2-) > 0.1 µs     21S
   291.0 3 
   355.4 3 
 
   14 4 
  100 7 

[E1]
[E2]
  2481.6
  2211.6
  2147.0
(21/2-)
(23/2+)
(19/2-)
  2632.9 5 A    (27/2-) 15 µs 3     130.4 2 
  100
E2
  2502.5
(23/2-)

E(level): From least-squares fits to γ-ray energies except for the 80-keV level

Jπ(level): Based primarily of systematics and IT decay scheme; other arguments are noted.

M(γ): From intensity balance in 153Lu IT decay.

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Band Transitions:

E(level)
(keV)		Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 1 - configuration=(π,h11/27)
     0.0 11/2- 0.9 s 2 
% ε = ?
% α = ?
     
  1432.07 23  (15/2-)        
  2147.0 3  (19/2-)      323.9 3 
   715.1 3 
   29 6 
  100 11 


  1822.7
  1432.07
(19/2+)
(15/2-)
  2481.6 4  (21/2-)      270.0 2 
   658.8 3 
  100 8 
   92 8 


  2211.6
  1822.7
(23/2+)
(19/2+)
  2502.5 4  (23/2-) > 0.1 µs     21S
   291.0 3 
   355.4 3 
 
   14 4 
  100 7 

[E1]
[E2]
  2481.6
  2211.6
  2147.0
(21/2-)
(23/2+)
(19/2-)
  2632.9 5  (27/2-) 15 µs 3     130.4 2 
  100
E2
  2502.5
(23/2-)

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Additional Gamma Data:













E(level)
(keV)		Jπ(level)T1/2(level)E(γ)
(keV)		MultipolarityConversion
Coefficient		Additional Data
  2502.5 (23/2-) > 0.1 µs    291.0 3 [E1]0.0222B(E1)(W.u.)<8.5E-9, α=0.0222, α(K)=0.0187 3, α(L)=0.00279 4, α(M)=0.000623 9, α(N)=0.0001458 21, α(O)=2.09E-5 3, α(P)=1.151E-6 17
(23/2-) > 0.1 µs    355.4 3 [E2]0.0466B(E2)(W.u.)<0.01, α=0.0466, α(K)=0.0342 5, α(L)=0.00950 14, α(M)=0.00225 4, α(N)=0.000524 8, α(O)=6.98E-5 10, α(P)=2.21E-6 4
  2632.9 (27/2-) 15 µs 3     130.4 2 E21.238B(E2)(W.u.)=0.0092 +23-16, α=1.238, α(K)=0.531 8, α(L)=0.540 9, α(M)=0.1333 21, α(N)=0.0307 5, α(O)=0.00376 6, α(P)=2.81E-5 4

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
     0.011/2- 0.9 s 2 
% ε = ?
% α = ?
E(level): configuration=(π,h11/27).
  1432.07(15/2-)   E(level): configuration=(π,h11/27).
  1606.14(15/2+)   Configuration=π h11/2~#3-.
  1822.7(19/2+)   Configuration=π h11/2~#5-.
  2147.0(19/2-)   E(level): configuration=(π,h11/27).
  2211.6(23/2+)   Configuration=π h11/2~#7-.
  2481.6(21/2-)   E(level): configuration=(π,h11/27).
  2502.5(23/2-) > 0.1 µs E(level): configuration=(π,h11/27).
  2632.9(27/2-) 15 µs 3  E(level): configuration=(π,h11/27).

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Additional Gamma Comments:

E(level)E(gamma)Comments
  2502.5    21E(γ): Unobserved, but required by γγ coincidences.

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