ADOPTED LEVELS, GAMMAS for 211Fr
Authors: A. Sonzogni, G. Mukherjee, H. Huang, A. Tarazaga, J. Wang | Citation: Nucl. Data Sheets 114, 661 (2013) | Cutoff date: 28-FEB-2013
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-4972 keV 14 | S(n)= 8879 keV 19 | S(p)= 1824 keV 13 | Q(α)= 6662 keV 3 | ||
Reference: 2012WA38 |
References: | |||
A | 215Ac α decay | B | 203Tl(13C,5nγ),205Tl(12C,6nγ) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | AB | 9/2- | 3.10 m 2 % α > 80 % ε < 20 | |||||
395.82 9 | A | (7/2-) | 395.8 1 | 100 | 0.0 | 9/2- | ||
505.90 18 | A | (5/2-) | 110.1 4 505.9 2 | 15 8 100 27 | (M1) | 395.82 0.0 | (7/2-) 9/2- | |
583.28 10 | AB | (11/2-) | 583.3 1 | 100 | M1+E2 | 0.0 | 9/2- | |
633.09 18 | A | (5/2-) | 237.2 4 633.1 2 | 40 40 100 60 | 395.82 0.0 | (7/2-) 9/2- | ||
652.62 10 | AB | (13/2-) | < 1 ns | 69.5 3 652.6 1 | 100 | (M1) E2 | 583.28 0.0 | (11/2-) 9/2- |
738.9 3 | A | (7/2-) | 342.6 5 739.2 4 | 100 67 73 53 | 395.82 0.0 | (7/2-) 9/2- | ||
1026.6 4 | B | 374.0 4 | 100 | 652.62 | (13/2-) | |||
1452.92 14 | B | (17/2-) | < 2 ns | 800.3 1 | 100 | E2 | 652.62 | (13/2-) |
1686.32 17 | B | (21/2-) | 2.1 ns 2 | 233.4 1 | 100 | E2 | 1452.92 | (17/2-) |
1860.02 20 | B | (23/2-) | < 2 ns | 173.7 1 | 100 | M1 | 1686.32 | (21/2-) |
2242.4 4 | B | 382.4 4 | 100 | 1860.02 | (23/2-) | |||
2310.24 22 | B | (25/2+) | < 2 ns | 450.2 1 | 100 | (E1) | 1860.02 | (23/2-) |
2423.16 24 | B | (29/2+) | 146 ns 14 % IT = 100 | 112.9 1 563.3 3 | 93 12 100 10 | (E2) (E3) | 2310.24 1860.02 | (25/2+) (23/2-) |
2980.0 3 | B | (31/2+) | < 2 ns | 556.8 2 | 100 | M1(+E2) | 2423.16 | (29/2+) |
3244.0 3 | B | (33/2+) | < 2 ns | 264.0 2 820.9 2 | 34.9 13 100.0 20 | (M1+E2) E2 | 2980.0 2423.16 | (31/2+) (29/2+) |
3601.6 3 | B | (37/2+) | < 2 ns | 357.6 1 | 100 | (E2) | 3244.0 | (33/2+) |
3928.9 3 | B | (39/2+) | < 2 ns | 327.3 1 | 100 | M1(+E2) | 3601.6 | (37/2+) |
4369.0 4 | B | 440.1 2 | 100 | 3928.9 | (39/2+) | |||
4657.3 4 | B | (45/2-) | 123 ns 14 % IT = 100 | 728.4 2 | 100 | E3 | 3928.9 | (39/2+) |
5196.0 5 | B | 827.0 4 | 100 | 4369.0 | ||||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
5303.3 6 | B | 934.3 5 | 100 | 4369.0 | ||||
5556.4 5 | B | (47/2-) | < 7 ns | 899.0 3 | 100 | M1+E2 | 4657.3 | (45/2-) |
5785.9 4 | B | (-) | 1128.4 3 | 100 | (M1) | 4657.3 | (45/2-) | |
6023.8 4 | B | 237.9 2 1366.6 3 | 25 9 100 9 | 5785.9 4657.3 | (-) (45/2-) | |||
6182.5 5 | B | (49/2-) | < 7 ns | 626.1 2 1525.2 4 | 100 11 31 6 | M1+E2 | 5556.4 4657.3 | (47/2-) (45/2-) |
6259.4 5 | B | (-) | < 7 ns | 76.9 5 703.0 3 | 100 25 | (M1) | 6182.5 5556.4 | (49/2-) (47/2-) |
6560.1 5 | B | (-) | < 7 ns | 300.7 5 377.6 3 | ≈0 100 18 | (M1) | 6259.4 6182.5 | (-) (49/2-) |
7031.1 6 ? | B | 471.0 2 | 100 | 6560.1 | (-) | |||
7822.1 6 ? | B | 791.0 3 | 100 | 7031.1 | ||||
8230.0 7 ? | B | 407.9 3 | 100 | 7822.1 |
E(level): From a least squares fit to Eγ.
Jπ(level): Spin and parity assignments for the high-spin excited states are based on γ-ray multipolarities, angular distributions and transition strengths (1986By01). The low-spin values are from Hindrance Factors.
T1/2(level): From 203Tl(13C,5nγ),205Tl(12C,6nγ) for excited states
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
505.90 | (5/2-) | 110.1 4 | (M1) | 10.88 | α=10.88 19, α(K)=8.74 16, α(L)=1.62 3, α(M)=0.386 7, α(N)=0.1013 18, α(O)=0.0227 4, α(P)=0.00363 7, α(Q)=0.000203 4 | ||
583.28 | (11/2-) | 583.3 1 | M1+E2 | 0.84 32 | 0.074 | α=0.074 17, α(K)=0.059 14, α(L)=0.0116 20, α(M)=0.0028 5, α(N)=0.00073 12, α(O)=0.00016 3, α(P)=2.6×10-5 5, α(Q)=1.3E-6 4 | |
652.62 | (13/2-) | < 1 ns | 69.5 3 | (M1) | 8.12 | α=8.12 16, α(L)=6.16 12, α(M)=1.47 3, α(N)=0.385 8, α(O)=0.0862 17, α(P)=0.0138 3, α(Q)=0.000773 15 | |
(13/2-) | < 1 ns | 652.6 1 | E2 | 0.0202 | B(E2)(W.u.)>0.063, α=0.0202, α(K)=0.01459 21, α(L)=0.00424 6, α(M)=0.001061 15, α(N)=0.000278 4, α(O)=6.03E-5 9, α(P)=8.96E-6 13, α(Q)=3.23E-7 5 | ||
1452.92 | (17/2-) | < 2 ns | 800.3 1 | E2 | 0.01325 | B(E2)(W.u.)>0.011, α=0.01325, α(K)=0.00997 14, α(L)=0.00247 4, α(M)=0.000609 9, α(N)=0.0001595 23, α(O)=3.49E-5 5, α(P)=5.28E-6 8, α(Q)=2.16E-7 3 | |
1686.32 | (21/2-) | 2.1 ns 2 | 233.4 1 | E2 | 0.323 | B(E2)(W.u.)=3.9 4, α=0.323, α(K)=0.1189 17, α(L)=0.1506 22, α(M)=0.0402 6, α(N)=0.01055 15, α(O)=0.00221 4, α(P)=0.000296 5, α(Q)=3.04E-6 5 | |
1860.02 | (23/2-) | < 2 ns | 173.7 1 | M1 | 2.98 | α=2.98, α(K)=2.40 4, α(L)=0.440 7, α(M)=0.1048 15, α(N)=0.0275 4, α(O)=0.00614 9, α(P)=0.000985 14, α(Q)=5.50×10-5 8 | |
2310.24 | (25/2+) | < 2 ns | 450.2 1 | (E1) | 0.01414 | B(E1)(W.u.)>1.0E-6, α=0.01414, α(K)=0.01154 17, α(L)=0.00198 3, α(M)=0.000469 7, α(N)=0.0001220 17, α(O)=2.69E-5 4, α(P)=4.18E-6 6, α(Q)=2.08E-7 3 | |
2423.16 | (29/2+) | 146 ns 14 % IT = 100 | 112.9 1 | (E2) | 5.32 | B(E2)(W.u.)=0.38 8, α=5.32, α(K)=0.332 5, α(L)=3.67 6, α(M)=0.995 15, α(N)=0.261 4, α(O)=0.0541 8, α(P)=0.00700 11, α(Q)=2.14E-5 3 | |
(29/2+) | 146 ns 14 % IT = 100 | 563.3 3 | (E3) | 0.0907 | B(E3)(W.u.)=25 5, α=0.0907, α(K)=0.0473 7, α(L)=0.0321 5, α(M)=0.00852 12, α(N)=0.00225 4, α(O)=0.000480 7, α(P)=6.83E-5 10, α(Q)=1.518E-6 22 | ||
2980.0 | (31/2+) | < 2 ns | 556.8 2 | M1(+E2) | -0.1 +1-6 | 0.12 | α=0.12 3, α(K)=0.10 3, α(L)=0.018 4, α(M)=0.0042 8, α(N)=0.00110 21, α(O)=0.00024 5, α(P)=3.9×10-5 9, α(Q)=2.2E-6 6 |
3244.0 | (33/2+) | < 2 ns | 264.0 2 | (M1+E2) | 1 1 | 0.6 | α=0.6 4, α(K)=0.4 4, α(L)=0.114 23, α(M)=0.028 4, α(N)=0.0074 11, α(O)=0.0016 3, α(P)=0.00024 7, α(Q)=1.0×10-5 8, α(N+)=0.0093 14 |
(33/2+) | < 2 ns | 820.9 2 | E2 | 0.01259 | α=0.01259, α(K)=0.00952 14, α(L)=0.00231 4, α(M)=0.000570 8, α(N)=0.0001494 21, α(O)=3.27×10-5 5, α(P)=4.96E-6 7, α(Q)=2.06E-7 3 | ||
3601.6 | (37/2+) | < 2 ns | 357.6 1 | (E2) | 0.0871 | B(E2)(W.u.)>0.60, α=0.0871, α(K)=0.0483 7, α(L)=0.0289 4, α(M)=0.00754 11, α(N)=0.00198 3, α(O)=0.000420 6, α(P)=5.85E-5 9, α(Q)=1.139E-6 16 | |
3928.9 | (39/2+) | < 2 ns | 327.3 1 | M1(+E2) | 0.6 6 | 0.41 | α=0.41 13, α(K)=0.32 12, α(L)=0.066 12, α(M)=0.0159 24, α(N)=0.0042 7, α(O)=0.00092 15, α(P)=0.00014 3, α(Q)=7.E-6 3 |
4657.3 | (45/2-) | 123 ns 14 % IT = 100 | 728.4 2 | E3 | 0.0444 | B(E3)(W.u.)=33 4, α=0.0444, α(K)=0.0276 4, α(L)=0.01248 18, α(M)=0.00324 5, α(N)=0.000853 12, α(O)=0.000184 3, α(P)=2.68E-5 4, α(Q)=7.84E-7 11 | |
5556.4 | (47/2-) | < 7 ns | 899.0 3 | M1+E2 | 0.8 4 | 0.025 | α=0.025 7, α(K)=0.020 5, α(L)=0.0037 8, α(M)=0.00089 19, α(N)=0.00023 5, α(O)=5.2×10-5 11, α(P)=8.3E-6 18, α(Q)=4.5E-7 12 |
5785.9 | (-) | 1128.4 3 | (M1) | 0.0192 | α=0.0192, α(K)=0.01559 22, α(L)=0.00273 4, α(M)=0.000647 9, α(N)=0.0001694 24, α(O)=3.79×10-5 6, α(P)=6.09E-6 9, α(Q)=3.43E-7 5 | ||
6182.5 | (49/2-) | < 7 ns | 626.1 2 | M1+E2 | 1.4 +7-4 | 0.045 | α=0.045 11, α(K)=0.035 10, α(L)=0.0075 14, α(M)=0.0018 3, α(N)=0.00048 8, α(O)=0.000106 19, α(P)=1.6×10-5 3, α(Q)=7.8E-7 21 |
6259.4 | (-) | < 7 ns | 703.0 3 | (M1) | 0.0661 | α=0.0661, α(K)=0.0536 8, α(L)=0.00951 14, α(M)=0.00226 4, α(N)=0.000591 9, α(O)=0.0001322 19, α(P)=2.12×10-5 3, α(Q)=1.191E-6 17 | |
6560.1 | (-) | < 7 ns | 377.6 3 | (M1) | 0.347 | α=0.347, α(K)=0.281 4, α(L)=0.0506 8, α(M)=0.01204 17, α(N)=0.00316 5, α(O)=0.000705 10, α(P)=0.0001132 16, α(Q)=6.32×10-6 9 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | 9/2- | 3.10 m 2 % α > 80 % ε < 20 | μ=+4.00 8 (1986Ek02,1989Ra17,2011StZZ), Q=-0.19 3 (1985Co24,1989Ra17,2011StZZ) Isotope Shift: 2000Gr20, 1999Gr15. E(level): Isotope Shift: 2000Gr20, 1999Gr15. |
E(level) | E(gamma) | Comments |
583.28 | 583.3 | E(γ): from 215Ac α decay |
652.62 | 69.5 | E(γ): Not observed in α decay | 652.6 | E(γ): From 203Tl(13C,5nγ),205Tl(12C,6nγ) |
211Fr evaluated by α. Sonzogni, γ. Mukherjee, H. Huang, {βα. Tarazaga, J. Wang
Q-value: S(2n)=16514 19, S(2p)=5835 13, Q(εp)=543 14 (2012Wa38)