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 15 | S(n)= 7193 keV 16 | S(p)= 3149 keV 12 | Q(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) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0 | ABCD | 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) | XREF | Jπ(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) | XREF | Jπ(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
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Conversion Coefficient | Additional Data |
5.55 | 5+ | 5.55 5 | M1 | 2.33×103 | α=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 | M1 | 468 | α=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 | M1 | 11.92 | α=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 | M1 | 7.28 | α=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 | M1 | 5.70 | α=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 | M1 | 4.15 | α=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 | M1 | 4.69 | α=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) | 0.735 | α=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 | M1 | 0.399 | α=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 | E3 | 0.0326 | B(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+E2 | 0.025 | α=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) | 0.0797 | α=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 | M1 | 0.0521 | α=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) | 0.00884 | α=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) | 0.03 | α=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) | 0.021 | α=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 | M1 | 0.0191 | α=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 | E1 | 0.00430 | B(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 | E1 | 0.00253 | B(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) | 5.1 | α=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 | E1 | 0.0766 | α=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 | E1 | 0.00326 | α=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 | M1 | 0.01738 | α=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) | 0.00512 | α=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 | M1 | 0.619 | α=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) | Multipolarity | Conversion Coefficient | Additional Data |
1404.25 | 1- | 304.964 12 | M1 | 0.444 | α=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 | M1 | 0.425 | α=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 | M1 | 0.0699 | α=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 | M1 | 25.9 | α=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) | 0.1464 | α=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 | M1 | 0.0782 | α=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 | M1 | 0.179 | α=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 | M1 | 0.1535 | α=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 | M1 | 8.17 | α=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 | M1 | 0.966 | α=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 | M1 | 0.0980 | α=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 | M1 | 0.0959 | α=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 | M1 | 0.268 | α=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+E2 | 10.6 | α=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) | 0.13 | α=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+E2 | 0.036 | α=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+E2 | 0.028 | α=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) | 1.404 | α=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 | M1 | 1.9×102 | α=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+E2 | 0.018 | α=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+E2 | 0.013 | α=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 | M2 | 9.52 | α=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 | E3 | 0.0199 | B(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 | M1 | 0.301 | α=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+E2 | 0.06 | α=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) | Multipolarity | Conversion Coefficient | Additional Data |
3516.0 | 16- | 810.7 2 | E2 | 0.01062 | α=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+E2 | 0.12 | α=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 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0 | 6+ | 11.22 h 10 % ε = 100 | Q=-0.49 15, μ=+4.322 15 Configuration=((π h9/2)+1(ν f5/2)-1). |
5.55 | 5+ | 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. | |
15.08 | 4+ | 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. | |
53.40 | 7+ | Configuration=((π h9/2)+1(ν f5/2)-1). | |
78.25 | 3+ | 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. | |
215.27 | 2+ | 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. | |
805.5 | 10- | 13.0 ms 1 % IT = 100 | Q=0.063 12, μ=2.36 23 Configuration=((π h9/2)(ν i13/2)-1). |
895.72 | 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. | |
1255.32 | 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. | |
1413.6 | 11- | Configuration=((π h9/2)+1(ν i13/2)-1). | |
2833.4 | 17+ | 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). |
E(level) | E(gamma) | Comments |
5.55 | 5.55 | M(γ): From 1990Br19. N2/N1=0.13 3; N3/N1=0.006 5; N1/M1=0.21 7; δ<0.002% |
15.08 | 9.52 | M(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 | 53.4 | E(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 | 752.1 | E(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 | 762.6 | E(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 | 822.9 | E(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 | 888.1 | E(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 | 608.1 | E(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 | 41 | E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ) M(γ): From intensity balances consideration in 205Tl(α,5nγ),203Tl(α,3nγ) |
1639.7 | 226.1 | E(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 | 135.0 | E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ) |
1789.4 | 149.7 | E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ) |
1821.6 | 367.0 | E(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 | 93.7 | E(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 | 146.6 | E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ) |
2223.4 | 401.8 | E(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 | 661.8 | E(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 | 736.4 | E(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 | 201.1 | E(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 | 21 | E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ) M(γ): From intensity balances consideration in 205Tl(α,5nγ),203Tl(α,3nγ) | 883.7 | E(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 | 998.3 | E(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 | 181.8 | E(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) | 918.1 | E(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 | 351.8 | E(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 | 554.1 | E(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 | 810.7 | E(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 | 421.5 | E(γ): From 205Tl(α,5nγ),203Tl(α,3nγ) M(γ): From γ(θ) and α(K)exp in 205Tl(α,5nγ),203Tl(α,3nγ) |