ADOPTED LEVELS, GAMMAS for 204Bi

Authors: C.J. Chiara and F.G. Kondev |  Citation: Nucl. Data Sheets 111,141 (2010) |  Cutoff date: 1-Oct-2009 

 Full ENSDF file | Adopted Levels (PDF version) 


Q(β-)=-2305 keV 15S(n)= 7193 keV 16S(p)= 3149 keV 12Q(α)= 3977 keV 11
Reference: 2012WA38

References:
  A  204Bi IT decay (1.07 MS)  B  204Po ε decay
  C  208At α decay  D  205Tl(α,5nγ),203Tl(α,3nγ)








E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
     0ABCD 6+ 11.22 h 10 
% ε = 100
     
     5.55 5  BC  5+        5.55 5 
  100
M1
     0
6+
    15.08 7  BC  4+        9.52 5 
  100
M1
     5.55
5+
    53.40 20 A CD 7+       53.4 2 
  100
M1
     0
6+
    78.25 7  B   3+       63.185 7 
  100
M1
    15.08
4+
   200.84 8  B   (4)+      122.582 8 
  100
M1
    78.25
3+
   215.27 8  B   2+      137.023 3 
  100
M1
    78.25
3+
   332.08 7  B   3+      131.224 14 
   253.836 22 
   317.016 9 
   21.0 5 
   13.9 8 
  100 9 
M1
(M1)
M1
   200.84
    78.25
    15.08
(4)+
3+
4+
   805.5 3 A  D 10- 13.0 ms 1 
% IT = 100
   752.1 2 
  100
E3
    53.40
7+
   816.0 3    D 8+      762.6 2 
  100
M1+E2
    53.40
7+
   876.3 3    D (9-)      822.9 2 
  100
(M2)
    53.40
7+
   895.72 8  B   1+      680.39 4 
   817.6?
  100
 
M1

   215.27
    78.25
2+
3+
   941.5 3    D 9+      888.1 2 
  100
(E2)
    53.40
7+
   983.19 8  B   (2-,3-)      768.1 3 
   905.15 7 
   30 6 
  100 6 

(E1+M2)
   215.27
    78.25
2+
3+
  1018.46 8  B   (3)+      817.61 5 
  1003.31 8 
  100 4 
   73 5 
(E2+M1)
M1
   200.84
    15.08
(4)+
4+
  1094.57 8  B   2- 3.96 ns 8     762.52 3 
  1016.29 3 
   47.8 14 
  100 2 
E1
E1
   332.08
    78.25
3+
3+
  1099.28 8  B   1-,2-        4.7S
   116.057 10 
   203.561 10 
   883.960 25 
 
    2.36 7 
    9.4 3 
  100 2 

(M1+E2)
E1
E1
  1094.57
   983.19
   895.72
   215.27
2-
(2-,3-)
1+
2+
  1255.32 8  B   1+     1040.01 4 
  1177.7 5 
  100 3 
    1.2 6 
M1
(E2)
   215.27
    78.25
2+
3+
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
  1369.35 8  B   1-      270.068 11 
  100
M1
  1099.28
1-,2-
  1404.25 8  B   1-      304.964 12 
   309.80 14 
  100 4 
   16.9 15 
M1
M1
  1099.28
  1094.57
1-,2-
2-
  1413.6 4 A  D 11-      608.1 2 
  100
M1
   805.5
10-
  1454.6 11 A  D 12-       41 1 
  100
M1
  1413.6
11-
  1478.37 8  B   (1,2)+      459.90 5 
   582.70 6 
  100 5 
   67 3 
(M1)
M1
  1018.46
   895.72
(3)+
1+
  1526.11 8  B   2-      426.82 3 
  1194.35 14 
  100 7 
    7.0 10 
M1

  1099.28
   332.08
1-,2-
3+
  1546.42 8 ? B   (1)-      451.846 22 
  100
M1
  1094.57
2-
  1634.18 8  B   1-      108.055 8 
   229.94 3 
   534.92 6 
   539.5 4 
  1419.0 4 
    2.66 9 
    6.0 4 
  100 5 
   10.2 7 
   ≈0.68
M1
M1
M1
M1

  1526.11
  1404.25
  1099.28
  1094.57
   215.27
2-
1-
1-,2-
2-
2+
  1639.7 4    D 12      226.1 2 
  100
D
  1413.6
11-
  1774.7 5    D      135.0 2 
  100

  1639.7
12
  1789.4 5    D      149.7 2 
  100

  1639.7
12
  1821.6 11 A  D 13-      367.0 2 
  100
M1
  1454.6
12-
  1915.3 11 A  D 14-       93.7 2 
  100
M1+E2
  1821.6
13-
  1968.2 11    D      146.6 2 
  100

  1821.6
13-
  2223.4 11    D (13)-      401.8 2 
  100
M1(+E2)
  1821.6
13-
  2483.4 11    D 14-      661.8 2 
  100
M1+E2
  1821.6
13-
  2651.7 11 A  D 15-      736.4 2 
  100
M1+E2
  1915.3
14-
  2684.5 12    D (15-)      201.1 2 
  100
(M1)
  2483.4
14-
  2705.3 11    D (14)-       21 1 
   883.7 2 
 
  100
M1
M1+E2
  2684.5
  1821.6
(15-)
13-
  2819.9   D (12,13,14)-      998.3 2 
  100
M1+E2
  1821.6
13-
  2833.4 11 A  D 17+ 1.07 ms 3 
% IT = 100
   181.8 2 
   918.1 2 
  ≈56
  100
M2
E3
  2651.7
  1915.3
15-
14-
E(level)
(keV)
XREFJπ(level) T1/2(level)E(γ)
(keV)
I(γ)M(γ)Final Levels
  2835.2 12    D (15)-      351.8 2 
  100
M1
  2483.4
14-
  3387.5 12    D (18)+      554.1 2 
  100
M1+E2
  2833.4
17+
  3516.0 12    D 16-      810.7 2 
  100
E2
  2705.3
(14)-
  3809.0 12    D (19)+      421.5 2 
  100
M1+E2
  3387.5
(18)+

E(level): From a least-squares fit to Eγ

Jπ(level): From deduced transition multipolarities, unless otherwise specified

M(γ): From measured conversion coefficients and sub-shell ratios in 204Po ε decay (1979Va21,1990Br19), unless otherwise specified

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Additional Gamma Data:













E(level)
(keV)
Jπ(level)T1/2(level)E(γ)
(keV)
MultipolarityConversion
Coefficient
Additional Data
     5.55 5+        5.55 5 M12.33×103α=2.33×103 8, α(M)=1.77E3 6, α(N)=456 14, α(O)=93 3, α(P)=11.1 4, α(N+)=560 18
    15.08 4+        9.52 5 M1468α=468 10, α(M)=356 8, α(N)=91.2 20, α(O)=18.6 4, α(P)=2.21 5, α(N+)=112.0 24
    53.40 7+       53.4 2 M111.92α=11.92 22, α(L)=9.10 17, α(M)=2.14 4, α(N)=0.548 10, α(O)=0.1120 20, α(P)=0.01333 24, α(N+)=0.674 12
    78.25 3+       63.185 7 M17.28α=7.28, α(L)=5.56 8, α(M)=1.309 19, α(N)=0.335 5, α(O)=0.0684 10, α(P)=0.00814 12, α(N+)=0.411 6
   200.84 (4)+      122.582 8 M15.70α=5.70, α(K)=4.63 7, α(L)=0.813 12, α(M)=0.191 3, α(N)=0.0489 7, α(O)=0.01000 14, α(P)=0.001190 17, α(N+)=0.0601 9
   215.27 2+      137.023 3 M14.15α=4.15, α(K)=3.37 5, α(L)=0.591 9, α(M)=0.1390 20, α(N)=0.0356 5, α(O)=0.00727 11, α(P)=0.000865 13, α(N+)=0.0437 7
   332.08 3+      131.224 14 M14.69α=4.69, α(K)=3.82 6, α(L)=0.669 10, α(M)=0.1573 22, α(N)=0.0402 6, α(O)=0.00822 12, α(P)=0.000979 14, α(N+)=0.0495 7
3+      253.836 22 (M1)0.735α=0.735, α(K)=0.599 9, α(L)=0.1038 15, α(M)=0.0244 4, α(N)=0.00624 9, α(O)=0.001275 18, α(P)=0.0001518 22, α(N+)=0.00766 11
3+      317.016 9 M10.399α=0.399, α(K)=0.326 5, α(L)=0.0562 8, α(M)=0.01319 19, α(N)=0.00337 5, α(O)=0.000690 10, α(P)=8.21×10-5 12, α(N+)=0.00415 6
   805.5 10- 13.0 ms 1 
% IT = 100
   752.1 2 E30.0326B(E3)(W.u.)=0.0002689 22, α=0.0326, α(K)=0.0217 3, α(L)=0.00811 12, α(M)=0.00205 3, α(N)=0.000526 8, α(O)=0.0001028 15, α(P)=1.030E-5 15, α(N+)=0.000639 9
   816.0 8+      762.6 2 M1+E20.025α=0.025 14, α(K)=0.020 12, α(L)=0.0037 17, α(M)=0.0009 4, α(N)=0.00023 10, α(O)=4.6×10-5 20, α(P)=5.E-6 3, α(N+)=0.00028 12
   876.3 (9-)      822.9 2 (M2)0.0797α=0.0797, α(K)=0.0635 9, α(L)=0.01232 18, α(M)=0.00294 5, α(N)=0.000755 11, α(O)=0.0001540 22, α(P)=1.81×10-5 3, α(N+)=0.000928 13
   895.72 1+      680.39 4 M10.0521α=0.0521, α(K)=0.0427 6, α(L)=0.00721 10, α(M)=0.001689 24, α(N)=0.000432 6, α(O)=8.83×10-5 13, α(P)=1.055E-5 15, α(N+)=0.000531 8
   941.5 9+      888.1 2 (E2)0.00884α=0.00884 13, α(K)=0.00692 10, α(L)=0.001455 21, α(M)=0.000350 5, α(N)=8.93×10-5 13, α(O)=1.784E-5 25, α(P)=1.96E-6 3, α(N+)=0.0001091
   983.19 (2-,3-)      905.15 7 (E1+M2)0.03α=0.03 3, α(K)=0.026 24, α(L)=0.005 5, α(M)=0.0012 11, α(N)=0.0003 3, α(O)=6.E-5 6, α(P)=7.E-6 7, α(N+)=0.0004 4
  1018.46 (3)+      817.61 5 (E2+M1)0.021α=0.021 11, α(K)=0.017 10, α(L)=0.0031 14, α(M)=0.0007 3, α(N)=0.00019 8, α(O)=3.8×10-5 17, α(P)=4.4E-6 21, α(N+)=0.00023 10
(3)+     1003.31 8 M10.0191α=0.0191, α(K)=0.01564 22, α(L)=0.00261 4, α(M)=0.000611 9, α(N)=0.0001562 22, α(O)=3.20×10-5 5, α(P)=3.82E-6 6, α(N+)=0.000192 3
  1094.57 2- 3.96 ns 8     762.52 3 E10.00430B(E1)(W.u.)=3.60E-8 15, α=0.00430 6, α(K)=0.00357 5, α(L)=0.000559 8, α(M)=0.0001297 19, α(N)=3.30E-5 5, α(O)=6.69E-6 10, α(P)=7.78E-7 11, α(N+)=4.05E-5 6
2- 3.96 ns 8    1016.29 3 E10.00253B(E1)(W.u.)=3.18E-8 11, α=0.00253 4, α(K)=0.00211 3, α(L)=0.000324 5, α(M)=7.50E-5 11, α(N)=1.91E-5 3, α(O)=3.88E-6 6, α(P)=4.57E-7 7, α(N+)=2.34E-5 4
  1099.28 1-,2-      116.057 10 (M1+E2)5.1α=5.1 16, α(K)=2.9 25, α(L)=1.6 7, α(M)=0.42 20, α(N)=0.11 5, α(O)=0.020 9, α(P)=0.0018 5, α(N+)=0.13 6
1-,2-      203.561 10 E10.0766α=0.0766, α(K)=0.0621 9, α(L)=0.01112 16, α(M)=0.00262 4, α(N)=0.000662 10, α(O)=0.0001307 19, α(P)=1.403×10-5 20, α(N+)=0.000807 12
1-,2-      883.960 25 E10.00326α=0.00326 5, α(K)=0.00271 4, α(L)=0.000421 6, α(M)=9.75×10-5 14, α(N)=2.48E-5 4, α(O)=5.04E-6 7, α(P)=5.89E-7 9, α(N+)=3.04E-5 5
  1255.32 1+     1040.01 4 M10.01738α=0.01738, α(K)=0.01427 20, α(L)=0.00238 4, α(M)=0.000556 8, α(N)=0.0001423 20, α(O)=2.91×10-5 4, α(P)=3.48E-6 5, α(N+)=0.0001748 25
1+     1177.7 5 (E2)0.00512α=0.00512 8, α(K)=0.00411 6, α(L)=0.000765 11, α(M)=0.000182 3, α(N)=4.63×10-5 7, α(O)=9.34E-6 14, α(P)=1.060E-6 15, α(N+)=5.90E-5 9
  1369.35 1-      270.068 11 M10.619α=0.619, α(K)=0.505 7, α(L)=0.0874 13, α(M)=0.0205 3, α(N)=0.00525 8, α(O)=0.001073 15, α(P)=0.0001278 18, α(N+)=0.00645 9
E(level)
(keV)
Jπ(level)T1/2(level)E(γ)
(keV)
MultipolarityConversion
Coefficient
Additional Data
  1404.25 1-      304.964 12 M10.444α=0.444, α(K)=0.362 5, α(L)=0.0625 9, α(M)=0.01468 21, α(N)=0.00375 6, α(O)=0.000767 11, α(P)=9.14×10-5 13, α(N+)=0.00461 7
1-      309.80 14 M10.425α=0.425, α(K)=0.347 5, α(L)=0.0598 9, α(M)=0.01406 20, α(N)=0.00360 5, α(O)=0.000735 11, α(P)=8.75×10-5 13, α(N+)=0.00442 7
  1413.6 11-      608.1 2 M10.0699α=0.0699, α(K)=0.0573 8, α(L)=0.00970 14, α(M)=0.00227 4, α(N)=0.000581 9, α(O)=0.0001189 17, α(P)=1.419×10-5 20, α(N+)=0.000715 10
  1454.6 12-       41 1 M125.9α=25.9 20, α(L)=19.8 16, α(M)=4.7 4, α(N)=1.19 10, α(O)=0.244 19, α(P)=0.0290 23, α(N+)=1.47 12
  1478.37 (1,2)+      459.90 5 (M1)0.1464α=0.1464, α(K)=0.1197 17, α(L)=0.0204 3, α(M)=0.00480 7, α(N)=0.001227 18, α(O)=0.000251 4, α(P)=2.99×10-5 5, α(N+)=0.001507 22
(1,2)+      582.70 6 M10.0782α=0.0782, α(K)=0.0640 9, α(L)=0.01087 16, α(M)=0.00255 4, α(N)=0.000651 10, α(O)=0.0001332 19, α(P)=1.589×10-5 23, α(N+)=0.000800 12
  1526.11 2-      426.82 3 M10.179α=0.179, α(K)=0.1460 21, α(L)=0.0250 4, α(M)=0.00587 9, α(N)=0.001500 21, α(O)=0.000307 5, α(P)=3.66×10-5 6, α(N+)=0.00184 3
  1546.42 (1)-      451.846 22 M10.1535α=0.1535, α(K)=0.1254 18, α(L)=0.0214 3, α(M)=0.00503 7, α(N)=0.001287 18, α(O)=0.000263 4, α(P)=3.14×10-5 5, α(N+)=0.001581 23
  1634.18 1-      108.055 8 M18.17α=8.17, α(K)=6.64 10, α(L)=1.169 17, α(M)=0.275 4, α(N)=0.0704 10, α(O)=0.01438 21, α(P)=0.001711 24, α(N+)=0.0865 13
1-      229.94 3 M10.966α=0.966, α(K)=0.787 11, α(L)=0.1367 20, α(M)=0.0321 5, α(N)=0.00822 12, α(O)=0.001679 24, α(P)=0.000200 3, α(N+)=0.01010 15
1-      534.92 6 M10.0980α=0.0980, α(K)=0.0802 12, α(L)=0.01364 20, α(M)=0.00320 5, α(N)=0.000818 12, α(O)=0.0001673 24, α(P)=1.99×10-5 3, α(N+)=0.001005 14
1-      539.5 4 M10.0959α=0.0959, α(K)=0.0784 11, α(L)=0.01334 19, α(M)=0.00313 5, α(N)=0.000800 12, α(O)=0.0001635 24, α(P)=1.95×10-5 3, α(N+)=0.000983 14
  1821.6 13-      367.0 2 M10.268α=0.268, α(K)=0.219 3, α(L)=0.0376 6, α(M)=0.00884 13, α(N)=0.00226 4, α(O)=0.000462 7, α(P)=5.50×10-5 8, α(N+)=0.00278 4
  1915.3 14-       93.7 2 M1+E210.6α=10.6 17, α(K)=5 5, α(L)=4.1 23, α(M)=1.1 7, α(N)=0.27 17, α(O)=0.05 3, α(P)=0.0043 18, α(N+)=0.32 20
  2223.4 (13)-      401.8 2 M1(+E2)0.13α=0.13 8, α(K)=0.10 7, α(L)=0.022 8, α(M)=0.0053 17, α(N)=0.0013 5, α(O)=0.00027 10, α(P)=3.0×10-5 14, α(N+)=0.0016 6
  2483.4 14-      661.8 2 M1+E20.036α=0.036 20, α(K)=0.029 17, α(L)=0.0054 24, α(M)=0.0013 6, α(N)=0.00033 14, α(O)=7.E-5 3, α(P)=8.E-6 4, α(N+)=0.00040 17
  2651.7 15-      736.4 2 M1+E20.028α=0.028 15, α(K)=0.022 13, α(L)=0.0041 18, α(M)=0.0010 4, α(N)=0.00025 11, α(O)=5.0×10-5 22, α(P)=6.E-6 3, α(N+)=0.00030 13
  2684.5 (15-)      201.1 2 (M1)1.404α=1.404, α(K)=1.144 17, α(L)=0.199 3, α(M)=0.0468 7, α(N)=0.01197 17, α(O)=0.00245 4, α(P)=0.000291 5, α(N+)=0.01471 21
  2705.3 (14)-       21 1 M11.9×102α=1.9×102 3, α(L)=143 22, α(M)=34 6, α(N)=8.6 14, α(O)=1.8 3, α(P)=0.21 4, α(N+)=10.6 17
(14)-      883.7 2 M1+E20.018α=0.018 9, α(K)=0.014 8, α(L)=0.0026 11, α(M)=0.00060 25, α(N)=0.00015 7, α(O)=3.1×10-5 14, α(P)=3.6E-6 17, α(N+)=0.00019 8
  2819.9 (12,13,14)-      998.3 2 M1+E20.013α=0.013 7, α(K)=0.011 6, α(L)=0.0019 8, α(M)=0.00044 18, α(N)=0.00011 5, α(O)=2.3×10-5 10, α(P)=2.7E-6 12, α(N+)=0.00014 6
  2833.4 17+ 1.07 ms 3 
% IT = 100
   181.8 2 M29.52α=9.52, α(K)=6.75 10, α(L)=2.07 3, α(M)=0.524 8, α(N)=0.1358 20, α(O)=0.0274 4, α(P)=0.00310 5, α(N+)=0.1663 25
17+ 1.07 ms 3 
% IT = 100
   918.1 2 E30.0199B(E3)(W.u.)=0.00012 6, α=0.0199, α(K)=0.01428 20, α(L)=0.00427 6, α(M)=0.001064 15, α(N)=0.000272 4, α(O)=5.37E-5 8, α(P)=5.60E-6 8, α(N+)=0.000332 5
  2835.2 (15)-      351.8 2 M10.301α=0.301, α(K)=0.245 4, α(L)=0.0422 6, α(M)=0.00992 14, α(N)=0.00254 4, α(O)=0.000519 8, α(P)=6.18×10-5 9, α(N+)=0.00312 5
  3387.5 (18)+      554.1 2 M1+E20.06α=0.06 4, α(K)=0.05 3, α(L)=0.009 4, α(M)=0.0021 9, α(N)=0.00053 22, α(O)=0.00011 5, α(P)=1.2×10-5 6, α(N+)=0.0007 3
E(level)
(keV)
Jπ(level)T1/2(level)E(γ)
(keV)
MultipolarityConversion
Coefficient
Additional Data
  3516.0 16-      810.7 2 E20.01062α=0.01062, α(K)=0.00822 12, α(L)=0.00182 3, α(M)=0.000440 7, α(N)=0.0001122 16, α(O)=2.23×10-5 4, α(P)=2.42E-6 4, α(N+)=0.0001369 20
  3809.0 (19)+      421.5 2 M1+E20.12α=0.12 7, α(K)=0.09 6, α(L)=0.019 7, α(M)=0.0046 15, α(N)=0.0012 4, α(O)=0.00023 9, α(P)=2.6×10-5 12, α(N+)=0.0014 5

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Additional Level Data and Comments:

E(level)Jπ(level)T1/2(level)Comments
     06+ 11.22 h 10 
% ε = 100
Q=-0.49 15, μ=+4.322 15
Configuration=((π h9/2)+1(ν f5/2)-1).
     5.555+   Configuration=((π h9/2)+1(ν f5/2)-1).
Jπ(level): The 895.72- and 1255.32-keV levels are directly populated by 204Po ε decay (Jπ=0+) with log ft values indicating J=0,1 assignments. Both levels decay by a sequence of five M1 transitions to the 6+ g.s. (680.39γ or 1040.01γ to the 215.27-keV level, 137.023γ to the 78.25-keV level, 63.185γ to the 15.08-keV level, 9.52γ to the 5.55-keV level, and 5.55γ to g.s.), fixing the initial Jπ to 1+, with each successive M1 decay changing J by 1. These assignments are consistent with shell model predictions for the πh+19/2νf-15/2 multiplet.
    15.084+   Configuration=((π h9/2)+1(ν f5/2)-1).
Jπ(level): The 895.72- and 1255.32-keV levels are directly populated by 204Po ε decay (Jπ=0+) with log ft values indicating J=0,1 assignments. Both levels decay by a sequence of five M1 transitions to the 6+ g.s. (680.39γ or 1040.01γ to the 215.27-keV level, 137.023γ to the 78.25-keV level, 63.185γ to the 15.08-keV level, 9.52γ to the 5.55-keV level, and 5.55γ to g.s.), fixing the initial Jπ to 1+, with each successive M1 decay changing J by 1. These assignments are consistent with shell model predictions for the πh+19/2νf-15/2 multiplet.
    53.407+   Configuration=((π h9/2)+1(ν f5/2)-1).
    78.253+   Jπ(level): The 895.72- and 1255.32-keV levels are directly populated by 204Po ε decay (Jπ=0+) with log ft values indicating J=0,1 assignments. Both levels decay by a sequence of five M1 transitions to the 6+ g.s. (680.39γ or 1040.01γ to the 215.27-keV level, 137.023γ to the 78.25-keV level, 63.185γ to the 15.08-keV level, 9.52γ to the 5.55-keV level, and 5.55γ to g.s.), fixing the initial Jπ to 1+, with each successive M1 decay changing J by 1. These assignments are consistent with shell model predictions for the πh+19/2νf-15/2 multiplet.
   215.272+   Jπ(level): The 895.72- and 1255.32-keV levels are directly populated by 204Po ε decay (Jπ=0+) with log ft values indicating J=0,1 assignments. Both levels decay by a sequence of five M1 transitions to the 6+ g.s. (680.39γ or 1040.01γ to the 215.27-keV level, 137.023γ to the 78.25-keV level, 63.185γ to the 15.08-keV level, 9.52γ to the 5.55-keV level, and 5.55γ to g.s.), fixing the initial Jπ to 1+, with each successive M1 decay changing J by 1. These assignments are consistent with shell model predictions for the πh+19/2νf-15/2 multiplet.
   805.510- 13.0 ms 1 
% IT = 100
Q=0.063 12, μ=2.36 23
Configuration=((π h9/2)(ν i13/2)-1).
   895.721+   Jπ(level): The 895.72- and 1255.32-keV levels are directly populated by 204Po ε decay (Jπ=0+) with log ft values indicating J=0,1 assignments. Both levels decay by a sequence of five M1 transitions to the 6+ g.s. (680.39γ or 1040.01γ to the 215.27-keV level, 137.023γ to the 78.25-keV level, 63.185γ to the 15.08-keV level, 9.52γ to the 5.55-keV level, and 5.55γ to g.s.), fixing the initial Jπ to 1+, with each successive M1 decay changing J by 1. These assignments are consistent with shell model predictions for the πh+19/2νf-15/2 multiplet.
  1255.321+   Jπ(level): The 895.72- and 1255.32-keV levels are directly populated by 204Po ε decay (Jπ=0+) with log ft values indicating J=0,1 assignments. Both levels decay by a sequence of five M1 transitions to the 6+ g.s. (680.39γ or 1040.01γ to the 215.27-keV level, 137.023γ to the 78.25-keV level, 63.185γ to the 15.08-keV level, 9.52γ to the 5.55-keV level, and 5.55γ to g.s.), fixing the initial Jπ to 1+, with each successive M1 decay changing J by 1. These assignments are consistent with shell model predictions for the πh+19/2νf-15/2 multiplet.
  1413.611-   Configuration=((π h9/2)+1(ν i13/2)-1).
  2833.417+ 1.07 ms 3 
% IT = 100
Configuration=((π h9/2)(ν f5/2)-1(ν i13/2)-2).
  3387.5(18)+   Configuration=((π h9/2)(ν f5/2)-1(ν i13/2)-2).
  3809.0(19)+   Configuration=((π h9/2)(ν f5/2)-1(ν i13/2)-2).

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Additional Gamma Comments:

E(level)E(gamma)Comments
     5.55     5.55M(γ): From 1990Br19. N2/N1=0.13 3; N3/N1=0.006 5; N1/M1=0.21 7; δ<0.002%
    15.08     9.52M(γ): From 1990Br19. M2/M1=1.7; M3/M1=0.03 2; N1/M1=0.23 3; δ<0.03%. Note that no evidence was found in 1990Br19 for the expected 15.1-keV transition to the 6+ g.s.
    53.40    53.4E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
   805.5   752.1E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From measured conversion electron sub-shell ratios in 204Bi IT decay (1.07 ms)
   816.0   762.6E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
   876.3   822.9E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
   941.5   888.1E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  1413.6   608.1E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From measured conversion electron sub-shell ratios in 204Bi IT decay (1.07 ms). From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  1454.6    41E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From intensity balances consideration in 205Tl(α,5nγ),203Tl(α,3nγ)
  1639.7   226.1E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  1774.7   135.0E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
  1789.4   149.7E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
  1821.6   367.0E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From measured conversion electron sub-shell ratios in 204Bi IT decay (1.07 ms). From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  1915.3    93.7E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From measured conversion electron sub-shell ratios in 204Bi IT decay (1.07 ms)
  1968.2   146.6E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
  2223.4   401.8E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  2483.4   661.8E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  2651.7   736.4E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From measured conversion electron sub-shell ratios in 204Bi IT decay (1.07 ms). From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  2684.5   201.1E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  2705.3    21E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From intensity balances consideration in 205Tl(α,5nγ),203Tl(α,3nγ)
   883.7E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  2819.9   998.3E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  2833.4   181.8E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From measured conversion electron sub-shell ratios in 204Bi IT decay (1.07 ms). From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
   918.1E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  2835.2   351.8E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
E(level)E(gamma)Comments
  3387.5   554.1E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  3516.0   810.7E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)
  3809.0   421.5E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ)
M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ)

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