ADOPTED LEVELS, GAMMAS for 179Hg
Author: Coral M. Baglin | Citation: Nucl. Data Sheets 110, 265 (2009) | Cutoff date: 15-Nov-2008
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-8.64×103 keV 5 | S(n)= 8.68×103 keV 3 | S(p)= 1.89×103 keV 7 | Q(α)= 6.35×103 keV 3 | ||
Reference: 2012WA38 |
References: | |||
A | 183Pb α decay (535 MS) | B | 90Zr(90Zr,nγ) |
C | 183Pb α decay (415 MS) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | ABC | (7/2-) | 1.05 s 3 % ε = 45 25 % α = 55 25 % εp ≈ 0.15 | |||||
0.0+X | B | |||||||
60.6 2 | BC | (9/2-) | 60.6 2 | 100 | M1(+E2) | 0.0 | (7/2-) | |
120.88 25 | B | (9/2-) | 121.0 3 | 100 | [M1] | 0.0 | (7/2-) | |
171.4 4 | BC | (13/2+) | 6.4 µs 9 | 110.8 3 | 100 | M2 | 60.6 | (9/2-) |
184.6+X 5 | B | |||||||
217 | A | (3/2-) | 217 | 100 | E2 | 0.0 | (7/2-) | |
307.23 14 | B | (11/2+) | 136.2 3 | 100 | M1+E2 | 171.4 | (13/2+) | |
326.5 4 | B | (9/2,11/2-) | 205? 326? | | 120.88 0.0 | (9/2-) (7/2-) | ||
400.4+X 4 | B | (5/2-) | 215.8 3 400.4 4 | 88 11 100 13 | Q Q | 184.6+X 0.0+X | ||
428.54 15 | B | (13/2+) | 121.3 3 257.4 3 | ≈50 ≈100 | (M1) | 307.23 171.4 | (11/2+) (13/2+) | |
476.16 24 | B | (11/2-) | 149.7 3 355.4 3 476.0 3 | 78 9 75 10 100 7 | [M1] | 326.5 120.88 0.0 | (9/2,11/2-) (9/2-) (7/2-) | |
549.59 13 | B | (15/2+) | 121.1 3 242.4 1 378.1 2 | 70 5 100 6 76 4 | (M1) E2 D | 428.54 307.23 171.4 | (13/2+) (11/2+) (13/2+) | |
593.0+X 5 | B | (9/2-) | 192.6 1 | 100 | (E2) | 400.4+X | (5/2-) | |
603.3 4 | B | (13/2-) | 542.8 2 | 100 | Q | 60.6 | (9/2-) | |
651.35 9 | B | (17/2+) | 102.0 3 222.9 2 479.9 1 | 4.0 10 8.0 9 100.0 20 | [M1] (E2) Q | 549.59 428.54 171.4 | (15/2+) (13/2+) (13/2+) | |
807.7 3 | B | (15/2-) | 331.5 1 | 100 | Q | 476.16 | (11/2-) | |
856.0+X 5 | B | (13/2-) | 263.0 1 | 100 | (E2) | 593.0+X | (9/2-) | |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
883.61 15 | B | (19/2+) | 232.4 2 334.0 2 | 37 5 100 5 | (M1) (E2) | 651.35 549.59 | (17/2+) (15/2+) | |
995.4 3 | B | (17/2-) | 187.9 2 392.1 3 | 30 6 100 9 | (M1) | 807.7 603.3 | (15/2-) (13/2-) | |
1024.88 13 | B | (21/2+) | 141.8 3 373.5 1 | 5.1 10 100 3 | (M1) (E2) | 883.61 651.35 | (19/2+) (17/2+) | |
1189.7+X 5 | B | (17/2-) | 333.7 2 | 100 | (E2) | 856.0+X | (13/2-) | |
1199.7 3 | B | (19/2-) | 204.4 2 392.0 1 | 45 5 100 14 | (M1) | 995.4 807.7 | (17/2-) (15/2-) | |
1300.81 19 | B | (23/2+) | 276.1 3 417.1 2 | 31 5 100 8 | (M1) (E2) | 1024.88 883.61 | (21/2+) (19/2+) | |
1417.7 3 | B | (21/2-) | 218.7 3 422.4 1 | 16.3 20 100 12 | (E2) | 1199.7 995.4 | (19/2-) (17/2-) | |
1459.57 16 | B | (25/2+) | 158.7 3 434.7 1 | 7.3 11 100 3 | [M1] (E2) | 1300.81 1024.88 | (23/2+) (21/2+) | |
1586.2+X 5 | B | (21/2-) | 396.5 2 | 100 | (E2) | 1189.7+X | (17/2-) | |
1648.4 3 | B | (23/2-) | 231.1 2 448.2 2 | 20 5 100 8 | [M1] | 1417.7 1199.7 | (21/2-) (19/2-) | |
1793.4 3 | B | (27/2+) | 492.6 2 | 100 | (E2) | 1300.81 | (23/2+) | |
1890.5 4 | B | (25/2-) | 242.3 4 472.7 2 | 28 9 100 12 | [M1] | 1648.4 1417.7 | (23/2-) (21/2-) | |
1960.67 19 | B | (29/2+) | 501.1 1 | 100 | (E2) | 1459.57 | (25/2+) | |
2037.3+X 6 | B | (25/2-) | 451.1 2 | 100 | (E2) | 1586.2+X | (21/2-) | |
2144.0 4 | B | (27/2-) | 495.6 2 | 100 | 1648.4 | (23/2-) | ||
2353.8 4 | B | (31/2+) | 560.4 3 | 100 | (E2) | 1793.4 | (27/2+) | |
2404.5 4 | B | (29/2-) | 514.0 2 | 100 | 1890.5 | (25/2-) | ||
2523.4 3 | B | (33/2+) | 562.7 2 | 100 | (E2) | 1960.67 | (29/2+) | |
2534.1+X 6 | B | (29/2-) | 496.8 2 | 100 | (E2) | 2037.3+X | (25/2-) | |
2677.6 5 | B | (31/2-) | 533.6 2 | 100 | 2144.0 | (27/2-) | ||
2953.7 5 | B | (33/2-) | 549.2 3 | 100 | 2404.5 | (29/2-) | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
2974.1 5 | B | (35/2+) | 620.3 3 | 100 | (E2) | 2353.8 | (31/2+) | |
3066.5+X 7 | B | (33/2-) | 532.4 2 | 100 | (E2) | 2534.1+X | (29/2-) | |
3143.0 4 | B | (37/2+) | 619.6 2 | 100 | (E2) | 2523.4 | (33/2+) | |
3240.7 6 | B | (35/2-) | 563.1 3 | 100 | 2677.6 | (31/2-) | ||
3526.5 7 | B | (37/2-) | 572.8 5 | 100 | 2953.7 | (33/2-) | ||
3639.4+X 7 | B | (37/2-) | 572.9 3 | 100 | (E2) | 3066.5+X | (33/2-) | |
3647.6 6 | B | (39/2+) | 673.5 3 | 100 | (E2) | 2974.1 | (35/2+) | |
3814.5 5 | B | (41/2+) | 671.5 3 | 100 | (E2) | 3143.0 | (37/2+) | |
3845.2 12 | B | (39/2-) | 604.5 | 100 | 3240.7 | (35/2-) | ||
4142.0 13 | B | (41/2-) | 615.5 | 100 | 3526.5 | (37/2-) | ||
4243.4+X 8 | B | (41/2-) | 604.0 4 | 100 | (E2) | 3639.4+X | (37/2-) | |
4362.2 12 | B | (43/2+) | 714.6 10 | 100 | 3647.6 | (39/2+) | ||
4472.2 15 ? | B | (43/2-) | 627? | 100 | 3845.2 | (39/2-) | ||
4528.3 6 | B | (45/2+) | 713.8 4 | 100 | 3814.5 | (41/2+) | ||
4877.4+X 12 ? | B | (45/2-) | 634.0 8 ? | 100 | 4243.4+X | (41/2-) | ||
≈5111.2? | B | (47/2+) | ≈749.0? | 100 | 4362.2 | (43/2+) | ||
5266.9 8 ? | B | (49/2+) | 738.6 5 ? | 100 | 4528.3 | (45/2+) |
E(level): From least-squares fit to Eγ.
Jπ(level): Values are based on transition multipolarities, branching ratios, alignments, orbitals expected near the Fermi surface and comparison with neighboring odd-A nuclides, except as noted. They are consistent with values proposed in (90Zr,nγ) but the evaluator has added parentheses for Jπ values shown as definite in 2002Ko09 because those relied, in part, on a definite Jπ=7/2- assignment for the 179Hg g.s.
M(γ): Assigned by evaluator based on γ(θ) and/or γ anisotropy ratio in 90Zr(90Zr,nγ), except as noted. Additionally, Δπ=(no) is assigned to all intraband transitions.
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - ν 5/2[512], α=+1/2 band (2002Ko09). | |||||||
995.4 3 | (17/2-) | ||||||
1417.7 3 | (21/2-) | ||||||
1890.5 4 | (25/2-) | 242.3 4 472.7 2 | 28 9 100 12 | [M1] | 1648.4 1417.7 | (23/2-) (21/2-) | |
2404.5 4 | (29/2-) | 514.0 2 | 100 | 1890.5 | (25/2-) | ||
2953.7 5 | (33/2-) | 549.2 3 | 100 | 2404.5 | (29/2-) | ||
3526.5 7 | (37/2-) | ||||||
4142.0 13 | (41/2-) | 615.5 | 100 | 3526.5 | (37/2-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - ν 1/2[521], α=+1/2 band (2002Ko09). | |||||||
400.4+X 4 | (5/2-) | ||||||
593.0+X 5 | (9/2-) | ||||||
856.0+X 5 | (13/2-) | 263.0 1 | 100 | (E2) | 593.0+X | (9/2-) | |
1189.7+X 5 | (17/2-) | 333.7 2 | 100 | (E2) | 856.0+X | (13/2-) | |
1586.2+X 5 | (21/2-) | 396.5 2 | 100 | (E2) | 1189.7+X | (17/2-) | |
2037.3+X 6 | (25/2-) | ||||||
2534.1+X 6 | (29/2-) | 496.8 2 | 100 | (E2) | 2037.3+X | (25/2-) | |
3066.5+X 7 | (33/2-) | 532.4 2 | 100 | (E2) | 2534.1+X | (29/2-) | |
3639.4+X 7 | (37/2-) | 572.9 3 | 100 | (E2) | 3066.5+X | (33/2-) | |
4243.4+X 8 | (41/2-) | 604.0 4 | 100 | (E2) | 3639.4+X | (37/2-) | |
4877.4+X 12 | (45/2-) | 634.0 8 ? | 100 | 4243.4+X | (41/2-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 3 - GROUND STATE band (2002Ko09). | |||||||
0.0 | (7/2-) | 1.05 s 3 % ε = 45 25 % α = 55 25 % εp ≈ 0.15 | |||||
120.88 25 | (9/2-) | ||||||
476.16 24 | (11/2-) | 149.7 3 355.4 3 476.0 3 | 78 9 75 10 100 7 | [M1] | 326.5 120.88 0.0 | (9/2,11/2-) (9/2-) (7/2-) | |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 4 - ν 7/2[633], α=+1/2 band. | |||||||
428.54 15 | (13/2+) | ||||||
651.35 9 | (17/2+) | ||||||
1024.88 13 | (21/2+) | 141.8 3 373.5 1 | 5.1 10 100 3 | (M1) (E2) | 883.61 651.35 | (19/2+) (17/2+) | |
1459.57 16 | (25/2+) | 158.7 3 434.7 1 | 7.3 11 100 3 | [M1] (E2) | 1300.81 1024.88 | (23/2+) (21/2+) | |
1960.67 19 | (29/2+) | 501.1 1 | 100 | (E2) | 1459.57 | (25/2+) | |
2523.4 3 | (33/2+) | ||||||
3143.0 4 | (37/2+) | 619.6 2 | 100 | (E2) | 2523.4 | (33/2+) | |
3814.5 5 | (41/2+) | 671.5 3 | 100 | (E2) | 3143.0 | (37/2+) | |
4528.3 6 | (45/2+) | 713.8 4 | 100 | 3814.5 | (41/2+) | ||
5266.9 8 | (49/2+) | 738.6 5 ? | 100 | 4528.3 | (45/2+) |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
60.6 | (9/2-) | 60.6 2 | M1(+E2) | 0.054 LE | 6.23 | α=6.23 13 | |
120.88 | (9/2-) | 121.0 3 | [M1] | 4.58 | α=4.58 8 | ||
171.4 | (13/2+) | 6.4 µs 9 | 110.8 3 | M2 | 46.0 | B(M2)(W.u.)=0.19 3, α=46.0 8 | |
217 | (3/2-) | 217 | E2 | 0.296 | α=0.296 | ||
307.23 | (11/2+) | 136.2 3 | M1+E2 | 2.4 | α=2.4 9 | ||
428.54 | (13/2+) | 121.3 3 | (M1) | 4.54 | α=4.54 8 | ||
476.16 | (11/2-) | 149.7 3 | [M1] | 2.50 | α=2.50 | ||
549.59 | (15/2+) | 121.1 3 | (M1) | 4.57 | α=4.57 8 | ||
(15/2+) | 242.4 1 | E2 | 0.206 | α=0.206 | |||
593.0+X | (9/2-) | 192.6 1 | (E2) | 0.445 | α=0.445 | ||
651.35 | (17/2+) | 102.0 3 | [M1] | 7.46 | α=7.46 13 | ||
(17/2+) | 222.9 2 | (E2) | 0.271 | α=0.271 | |||
856.0+X | (13/2-) | 263.0 1 | (E2) | 0.1590 | α=0.1590 | ||
883.61 | (19/2+) | 232.4 2 | (M1) | 0.728 | α=0.728 | ||
(19/2+) | 334.0 2 | (E2) | 0.0779 | α=0.0779 | |||
995.4 | (17/2-) | 187.9 2 | (M1) | 1.316 | α=1.316 | ||
1024.88 | (21/2+) | 141.8 3 | (M1) | 2.91 | α=2.91 | ||
(21/2+) | 373.5 1 | (E2) | 0.0570 | α=0.0570 | |||
1189.7+X | (17/2-) | 333.7 2 | (E2) | 0.0781 | α=0.0781 | ||
1199.7 | (19/2-) | 204.4 2 | (M1) | 1.040 | α=1.040 | ||
1300.81 | (23/2+) | 276.1 3 | (M1) | 0.453 | α=0.453 | ||
(23/2+) | 417.1 2 | (E2) | 0.0425 | α=0.0425 | |||
1417.7 | (21/2-) | 422.4 1 | (E2) | 0.0411 | α=0.0411 | ||
1459.57 | (25/2+) | 158.7 3 | [M1] | 2.12 | α=2.12 | ||
(25/2+) | 434.7 1 | (E2) | 0.0382 | α=0.0382 | |||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
1586.2+X | (21/2-) | 396.5 2 | (E2) | 0.0485 | α=0.0485 | ||
1648.4 | (23/2-) | 231.1 2 | [M1] | 0.739 | α=0.739 | ||
1793.4 | (27/2+) | 492.6 2 | (E2) | 0.0279 | α=0.0279 | ||
1890.5 | (25/2-) | 242.3 4 | [M1] | 0.649 | α=0.649 | ||
1960.67 | (29/2+) | 501.1 1 | (E2) | 0.0268 | α=0.0268 | ||
2037.3+X | (25/2-) | 451.1 2 | (E2) | 0.0347 | α=0.0347 | ||
2353.8 | (31/2+) | 560.4 3 | (E2) | 0.0206 | α=0.0206 | ||
2523.4 | (33/2+) | 562.7 2 | (E2) | 0.0204 | α=0.0204 | ||
2534.1+X | (29/2-) | 496.8 2 | (E2) | 0.0274 | α=0.0274 | ||
2974.1 | (35/2+) | 620.3 3 | (E2) | 0.01632 | α=0.01632 | ||
3066.5+X | (33/2-) | 532.4 2 | (E2) | 0.0232 | α=0.0232 | ||
3143.0 | (37/2+) | 619.6 2 | (E2) | 0.01636 | α=0.01636 | ||
3639.4+X | (37/2-) | 572.9 3 | (E2) | 0.0195 | α=0.0195 | ||
3647.6 | (39/2+) | 673.5 3 | (E2) | 0.01361 | α=0.01361 | ||
3814.5 | (41/2+) | 671.5 3 | (E2) | 0.01370 | α=0.01370 | ||
4243.4+X | (41/2-) | 604.0 4 | (E2) | 0.01732 | α=0.01732 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | (7/2-) | 1.05 s 3 % ε = 45 25 % α = 55 25 % εp ≈ 0.15 | %α: from 1982HeZM. 1971Ha03 estimate %α≈53, based on extrapolation of β strength function systematics (which predicts a partial β half-life of 2.3 s). E(level): %α: from 1982HeZM. 1971Ha03 estimate %α≈53, based on extrapolation of β strength function systematics (which predicts a partial β half-life of 2.3 s). GROUND STATE band (2002Ko09). |
120.88 | (9/2-) | E(level): GROUND STATE band (2002Ko09). | |
171.4 | (13/2+) | 6.4 µs 9 | XREF: B(0.0+X). |
400.4+X | (5/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
428.54 | (13/2+) | E(level): ν 7/2[633], α=+1/2 band. | |
476.16 | (11/2-) | E(level): GROUND STATE band (2002Ko09). | |
593.0+X | (9/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
651.35 | (17/2+) | E(level): ν 7/2[633], α=+1/2 band. | |
856.0+X | (13/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
995.4 | (17/2-) | E(level): ν 5/2[512], α=+1/2 band (2002Ko09). | |
1024.88 | (21/2+) | E(level): ν 7/2[633], α=+1/2 band. | |
1189.7+X | (17/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
1417.7 | (21/2-) | E(level): ν 5/2[512], α=+1/2 band (2002Ko09). | |
1459.57 | (25/2+) | E(level): ν 7/2[633], α=+1/2 band. | |
1586.2+X | (21/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
1890.5 | (25/2-) | E(level): ν 5/2[512], α=+1/2 band (2002Ko09). | |
1960.67 | (29/2+) | E(level): ν 7/2[633], α=+1/2 band. | |
2037.3+X | (25/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
2404.5 | (29/2-) | E(level): ν 5/2[512], α=+1/2 band (2002Ko09). | |
2523.4 | (33/2+) | E(level): ν 7/2[633], α=+1/2 band. | |
2534.1+X | (29/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
2953.7 | (33/2-) | E(level): ν 5/2[512], α=+1/2 band (2002Ko09). | |
3066.5+X | (33/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
3143.0 | (37/2+) | E(level): ν 7/2[633], α=+1/2 band. | |
3526.5 | (37/2-) | E(level): ν 5/2[512], α=+1/2 band (2002Ko09). | |
E(level) | Jπ(level) | T1/2(level) | Comments |
3639.4+X | (37/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
3814.5 | (41/2+) | E(level): ν 7/2[633], α=+1/2 band. | |
4142.0 | (41/2-) | E(level): ν 5/2[512], α=+1/2 band (2002Ko09). | |
4243.4+X | (41/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
4528.3 | (45/2+) | E(level): ν 7/2[633], α=+1/2 band. | |
4877.4+X | (45/2-) | E(level): ν 1/2[521], α=+1/2 band (2002Ko09). | |
5266.9 | (49/2+) | E(level): ν 7/2[633], α=+1/2 band. |
E(level) | E(gamma) | Comments |
60.6 | 60.6 | E(γ): From 183Pb α decay (415 ms). |
171.4 | 110.8 | E(γ): From 183Pb α decay (415 ms). M(γ): from α(exp) and α(K)exp in 183Pb α decay (415 ms). |
307.23 | 136.2 | M(γ): From (90Zr,nγ) based on DCO, γ(θ) and intensity balance arguments. |
549.59 | 242.4 | M(γ): From (90Zr,nγ) based on DCO, γ(θ) and intensity balance arguments. |
Production: 103Rh(78Kr,pnγ), E=340, 380 MeV (1997Ca16); 90Zr(90Zr,nγ), E=369, 380 MeV (2002Ko09); α-decay daughter of 183Pb.
Levels: band(b) ν 5/2[512], α=-1/2 band (2002Ko09). Please see comment on signature partner band.
Levels: band(d) ν 7/2[633], α=-1/2 band (2002Ko09). Please see comment on signature partner band.
Q-value: Note: Current evaluation has used the following Q record -8620 50 8680 30 1880 60 6344 30 2003Au03