ADOPTED LEVELS, GAMMAS for 199Bi

Author: Balraj Singh |  Citation: Nucl. Data Sheets 108, 79 (2007) |  Cutoff date: 15-Oct-2006 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=-5.58×103 keV 3S(n)= 9.50×103 keV 3S(p)= 2036 keV 18Q(α)= 4933 keV 7
Reference: 2012WA38

References:
  A  199Bi IT decay (0.10 μs)  B  199Po ε decay (5.48 M+4.17 M)
  C  203At α decay (7.4 M)  D  (HI,xnγ)

General Comments:

1985Pi05 interpreted the high-spin states as h9/2 proton coupling to even-even core.

Q-value: Note: Current evaluation has used the following Q record -5583 26 9500 30 2037 19 4932 7 2003Au03










E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
     0.0ABCD 9/2- 27 m 1 
% ε = 100
     
   667 4  B   (1/2+) 24.70 m 15 
% ε = 99 1
% α ≈ 0.01
% IT ≤ 2
   667S
 
[M4]
     0.0
9/2-
   845.7 2  B   (5/2)-      845.7
  100
(E2,M1)
     0.0
9/2-
   880.2 2  B   (7/2)-      880.2
  100
M1
     0.0
9/2-
   913 B   (3/2+)      246.0
  100
M1+E2
   667
(1/2+)
  1002.2 2 AB D 13/2-     1002.19 20 
  100
E2
     0.0
9/2-
  1034.3 3  B D 11/2-     1034.3 3 
  100
M1+E2
     0.0
9/2-
  1119 B   (5/2+)      206.7
   452.5
  100
   79
(M1)
[E2]
   913
   667
(3/2+)
(1/2+)
  1197.4 2  B   (11/2,13/2)-      195.5
  1197.5
   29
  100
M1

  1002.2
     0.0
13/2-
9/2-
  1248.4 2  B   (-)     1248.4
  100
(E2,M1)
     0.0
9/2-
  1321.0 2  B   (-)     1321.0
  100
(E2)
     0.0
9/2-
  1396.3 3  B D (13/2)+      362.01 25 
   394.1
  1395.9
  100 2 
   59 21 
   20
E1
[E1]
[M2,E3]
  1034.3
  1002.2
     0.0
11/2-
13/2-
9/2-
  1459 B   (1/2+,3/2+,5/2+)      545.8 2 
  100
M1
   913
(3/2+)
  1501.8 3 AB D 17/2-      499.61 20 
  100
E2
  1002.2
13/2-
  1523.6 2  B       1523.6
  100

     0.0
9/2-
  1619.4 5  B D      617.2 4 
  100

  1002.2
13/2-
  1635.9 4  B D (13/2)+      239.8 4 
   601.5 3 
   29.1 16 
  100 2 
M1+E2
E1
  1396.3
  1034.3
(13/2)+
11/2-
  1647.5 3 AB D 17/2+ 34.1 ns 24     145.70 20 
   251.13 25 
  100.0 11 
    8.51 9 
E1
(E2)
  1501.8
  1396.3
17/2-
(13/2)+
  1663.4 2  B       1663.4
  100

     0.0
9/2-
  1683.2 2  B       1683.2
  100

     0.0
9/2-
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
  1706.2 2  B       1706.2
  100

     0.0
9/2-
  1822.1 2  B       1822.1
  100

     0.0
9/2-
  1922.3 4 A  D (21/2+) < 50 ns    274.82 20 
  100
(E2)
  1647.5
17/2+
  1922.3+XA  D (25/2+) 0.10 µs 3       X
 

  1922.3
(21/2+)
  1999.5 5    D (19/2-)      352.0 4 
  100

  1647.5
17/2+
  2001.0 5    D      353.5 4 
  100

  1647.5
17/2+
  2029.8+X 3    D (27/2+)      107.3 4 
  100

  1922.3+X
(25/2+)
  2133.1 2  B       2133.1
  100

     0.0
9/2-
  2179.8+X 2    D (27/2-)      257.55 25 
  100
D
  1922.3+X
(25/2+)
  2238.1+X 2    D (27/2-)      315.80 20 
  100
D
  1922.3+X
(25/2+)
  2345.6+X 3 ?   D      423.3 3 
  100

  1922.3+X
(25/2+)
  2435.7+X 4 ?   D      197.6 3 
  100

  2238.1+X
(27/2-)
  2443.2+X 3    D      205.13 25 
  100
D
  2238.1+X
(27/2-)
  2523.2+X 2    D 29/2- 168 ns 13      80.0S
    87.6S
   285.16 25 
   343.4 3 
   493.2 3 
 
 
   78.7 8 
   29 5 
  100 1 


D+Q

D
  2443.2+X
  2435.7+X
  2238.1+X
  2179.8+X
  2029.8+X


(27/2-)
(27/2-)
(27/2+)
  2570.4+X 3    D (27/2+)      648.09 25 
  100
D
  1922.3+X
(25/2+)
  2749.2+X 4    D      403.65 25 
  100

  2345.6+X

  2928.1+X 3    D (29/2)     1005.8 3 
  100
Q
  1922.3+X
(25/2+)
  3018.0+X 3    D (31/2-)      494.80 25 
  100
(M1+E2)
  2523.2+X
29/2-
  3401.2+X 3    D (33/2-)      383.05 25 
   878.06 25 
  100 2 
   67 2 
D+Q
Q
  3018.0+X
  2523.2+X
(31/2-)
29/2-
  3635.0+X 5    D      617.0 3 
  100

  3018.0+X
(31/2-)
  3780.9+X 5    D (35/2-)      379.7 4 
  100
D
  3401.2+X
(33/2-)
  3903.0+X 5 ?   D      885.0 3 
  100
D
  3018.0+X
(31/2-)
  4296.9+X 11    D      393.9
  100

  3903.0+X

     Y   D J        
   184.4+Y 5    D J+1      184.4 5 
 
D
     Y
J
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
   400.2+Y 7    D J+2      215.8 5 
 
D
   184.4+Y
J+1
   642.0+Y 9    D J+3      241.8 5 
 
D
   400.2+Y
J+2
   923.2+Y 10    D J+4      281.2 5 
 
D
   642.0+Y
J+3
  1236.7+Y 11    D J+5      313.5 5 
 
D
   923.2+Y
J+4
  1590.3+Y 12    D J+6      353.6 5 
 
D
  1236.7+Y
J+5
  1950.8+Y 13    D J+7      360.5 5 
 
D
  1590.3+Y
J+6
  2316.7+Y 14    D J+8      365.9 5 
 
D
  1950.8+Y
J+7

E(level): From least squares fit to adopted Eγ. For additional levels suggested by 1985St02, see 199Po ε decay (4.17 min) data set.

Jπ(level): The Jπ assignments for levels above the 1947-keV isomer are from (10B,5nγ) data (1985Pi05) and are based on γ(θ), excit, and α limits extracted from measured Iγ.

T1/2(level): From (10B,5nγ) data set, unless otherwise noted.

M(γ): Based on α(K)exp in 199Po ε decay and on γ(θ) in (HI,xnγ)

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Band Transitions:

E(level)
(keV)
Jπ(level) T1/2(level)E(γ)I(γ)M(γ)Final Levels
Band 1 - MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).
     Y J        
   184.4+Y 5  J+1      184.4 5 
 
D
     Y
J
   400.2+Y 7  J+2      215.8 5 
 
D
   184.4+Y
J+1
   642.0+Y 9  J+3      241.8 5 
 
D
   400.2+Y
J+2
   923.2+Y 10  J+4      281.2 5 
 
D
   642.0+Y
J+3
  1236.7+Y 11  J+5      313.5 5 
 
D
   923.2+Y
J+4
  1590.3+Y 12  J+6      353.6 5 
 
D
  1236.7+Y
J+5
  1950.8+Y 13  J+7      360.5 5 
 
D
  1590.3+Y
J+6
  2316.7+Y 14  J+8      365.9 5 
 
D
  1950.8+Y
J+7

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Additional Gamma Data:















E(level)
(keV)
Jπ(level)T1/2(level)E(γ)
(keV)
MultipolarityMixing
Ratio
Conversion
Coefficient
Additional Data
   667 (1/2+) 24.70 m 15 
% ε = 99 1
% α ≈ 0.01
% IT ≤ 2
   667[M4] 0.70α=0.70
   845.7 (5/2)-      845.7(E2,M1) 0.021α=0.021 11
   880.2 (7/2)-      880.2M1 0.0281α=0.0281, α(K)=0.0230, α(L)=0.00387
   913 (3/2+)      246.0M1+E22.1 30.34α=0.34 4, α(K)=0.21 3, α(L)=0.0953 15, α(M)=0.0242 2, α(N+)=0.00803 8
  1002.2 13/2-     1002.19 20 E2 0.0070α=0.0070, α(K)=0.00557, α(L)=0.00111
  1034.3 11/2-     1034.3 3 M1+E2-1.3 100.011α=0.011 7, α(K)=0.0099 6, α(L)=0.0016 9
  1119 (5/2+)      206.7(M1) 1.36α=1.36, α(K)=1.10, α(L)=0.192, α(M)=0.0452, α(N+)=0.0151
(5/2+)      452.5[E2] 0.0396α=0.0396, α(K)=0.0266, α(L)=0.00970, α(M)=0.00244, α(N+)=0.00081
  1197.4 (11/2,13/2)-      195.5M1 1.59α=1.59, α(K)=1.29, α(L)=0.225, α(M)=0.0529, α(N+)=0.0177
  1248.4 (-)     1248.4(E2,M1) 0.008α=0.008 3
  1321.0 (-)     1321.0(E2) 0.00416α=0.00416
  1396.3 (13/2)+      362.01 25 E1 0.0200α=0.0200, α(K)=0.0164, α(L)=0.00275, α(M)=0.00064, α(N+)=0.00021
(13/2)+      394.1[E1] 0.0166α=0.0166, α(K)=0.0136, α(L)=0.00226, α(M)=0.000527, α(N+)=0.000173
  1459 (1/2+,3/2+,5/2+)      545.8 2 M1 0.0976α=0.0976, α(K)=0.0796, α(L)=0.0135
  1501.8 17/2-      499.61 20 E2 0.0310α=0.0310, α(K)=0.0216, α(L)=0.00708, α(M)=0.00177, α(N+)=0.00059
  1635.9 (13/2)+      239.8 4 M1+E21.2 20.51α=0.51 6, α(K)=0.37 6, α(L)=0.111 3, α(M)=0.0276 4, α(N+)=0.00916 13
(13/2)+      601.5 3 E1 0.00684α=0.00684, α(K)=0.00564, α(L)=0.00090
  1647.5 17/2+ 34.1 ns 24     145.70 20 E1 0.177B(E1)(W.u.)=1.48E-6 25, α=0.177, α(K)=0.142, α(L)=0.0266, α(M)=0.00627, α(N+)=0.00204
17/2+ 34.1 ns 24     251.13 25 (E2) 0.213B(E2)(W.u.)=0.016 3, α=0.213, α(K)=0.101, α(L)=0.0829, α(M)=0.0216, α(N+)=0.00713
  1922.3 (21/2+) < 50 ns    274.82 20 (E2) 0.160B(E2)(W.u.)>0.10, α=0.160, α(K)=0.0818, α(L)=0.0580, α(M)=0.0150, α(N+)=0.00497
  3018.0+X (31/2-)      494.80 25 (M1+E2)-1.9 170.05α=0.05 7
  3401.2+X (33/2-)      383.05 25 D+Q-0.10 11 

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
     0.09/2- 27 m 1 
% ε = 100
μ=4.6 4
Configuration=πh9/2~#νj-100+.
  1002.213/2-   Configuration=πh9/2~#νj-22+~#νj-80+.
  1034.311/2-   Configuration=πh9/2~#νj-22+~#νj-80+.
  1396.3(13/2)+   Configuration=πi13/2.
  1501.817/2-   Configuration=πh9/2~#ν(f5/2-1p3/2-1+f5/2-2) 4+~#νj-80+.
  1647.517/2+ 34.1 ns 24  Configuration=πh9/2~#ν(p3/2-1i13/2-1+f5/2-1 i13/2-1)5-~#νj-80+.
  1922.3(21/2+) < 50 ns Configuration=πh9/2~#ν(p3/2-1i13/2-1+f5/2-1 i13/2-1)7-~#νj-80+.
  2523.2+X29/2- 168 ns 13  Configuration=πh9/2~#νi13/2-212+~#νj-80+.
  3018.0+X(31/2-)   Configuration=πh9/2~#νi13/2-212+~#νj-80+.
  3401.2+X(33/2-)   Configuration=πh9/2~#νi13/2-212+~#νj-80+.
  3780.9+X(35/2-)   Configuration=πh9/2~#νi13/2-210+,12+~# ν-22+,4+~#νj-60+.
     YJ   E(level): MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).
   184.4+YJ+1   E(level): MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).
   400.2+YJ+2   E(level): MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).
   642.0+YJ+3   E(level): MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).
   923.2+YJ+4   E(level): MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).
  1236.7+YJ+5   E(level): MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).
  1590.3+YJ+6   E(level): MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).
  1950.8+YJ+7   E(level): MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).
  2316.7+YJ+8   E(level): MAGNETIC-DIPOLE ROTATIONAL band (1994Da17).

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Additional Gamma Comments:

E(level)E(gamma)Comments
  1635.9   239.8M(γ): From ce data in 199Po ε decay
   601.5M(γ): From ce data in 199Po ε decay
  1647.5   145.70M(γ): From ce data in 199Po ε decay

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