ADOPTED LEVELS, GAMMAS for 174W
Authors: E. Browne, Huo Junde | Citation: Nucl. Data Sheets 87, 15 (1999) | Cutoff date: 1-Nov-1998
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-6.55×103 keV 4 | S(n)= 9.57×103 keV 4 | S(p)= 5.12×103 keV 4 | Q(α)= 3.60×103 keV 4 | ||
Reference: 2012WA38 |
References: | |||
A | 162Dy(16O,4nγ) | B | 159Tb(19F,4nγ),165Ho(14N,5nγ) |
C | 169Tm(11B,6nγ) | D | 174Re ε decay |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | ABCD | 0+ | 33.2 m 21 % ε = 100 | |||||
113.0 1 | ABCD | 2+ | 1.14 ns 7 | 113.0 1 | 100 | E2 | 0.0 | 0+ |
356.4 2 | ABCD | 4+ | 42 ps 2 | 243.4 1 | 100 | E2 | 113.0 | 2+ |
705.95 24 | ABCD | 6+ | 4.4 ps 8 | 349.5 2 | 100 | E2 | 356.4 | 4+ |
1138.9 3 | ABC | 8+ | 2.6 ps 3 | 433.0 2 | 100 | E2 | 705.95 | 6+ |
1364.7 4 | AB | (4-) | 17 ps 10 | 1008.3 4 | 100 | [E1] | 356.4 | 4+ |
1401.3 4 | AB | (5-) | 9.0 ps 35 | 695.1 4 1046 1 | 100 21 70 18 | [E1] [E1] | 705.95 356.4 | 6+ 4+ |
1628.5 3 | AB | (6)- | 13 ps 2 | 263.8 4 922.4 2 | 25 6 100 7 | [E2] E1(+M2) | 1364.7 705.95 | (4-) 6+ |
1637.5 4 | ABC | 10+ | 1.9 ps 3 | 498.6 2 | 100 | E2 | 1138.9 | 8+ |
1672.0 5 | A | ≥ 187 ns | 965.3 7 | ≈100 | 705.95 | 6+ | ||
1676.3 3 | AB | (7-) | 4.9 ps 15 | 275.0 3 537.5 2 970.5 3 | ≤56 100 18 59 20 | [E2] [E1] [E1] | 1401.3 1138.9 705.95 | (5-) 8+ 6+ |
1705.5 5 | A | 999.8 4 | 100 | 705.95 | 6+ | |||
1919.7 5 | A | 187 ns 25 | 214.3 3 247.6 3 | 100 ≤83 | 1705.5 1672.0 | |||
1963.2 3 | AB | (8-) | 11 ps 1 | 287.2 3 334.5 6 824.2 2 | ≤21 100 6 32 5 | [M1,E2] (E2) [E1] | 1676.3 1628.5 1138.9 | (7-) (6)- 8+ |
1999.1 3 | AB | 9- | 3.0 ps 6 | 322.7 3 361.4 3 860.2 2 | 54 10 ≤10 100 6 | (E2) [E1] E1 | 1676.3 1637.5 1138.9 | (7-) 10+ 8+ |
2189.4 4 | ABC | 12+ | 1.1 ps 2 | 551.9 2 | 100 | E2 | 1637.5 | 10+ |
2329.9 4 | AB | (10-) | 3.5 ps 10 | 366.7 2 | 100 6 | (E2) | 1963.2 | (8-) |
2396.4 4 | AB | (11-) | 1.7 ps 3 | 397.3 2 759.0 3 | 100 44 3 | (E2) (E1) | 1999.1 1637.5 | 9- 10+ |
2751.8 5 | AB | (12-) | 1.9 ps 3 | 421.9 2 | 100 | (E2) | 2329.9 | (10-) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
2785.2 5 | ABC | 14+ | 0.6 ps 1 | 595.8 3 | 100 | E2 | 2189.4 | 12+ |
2861.8 4 | AB | (13-) | 1.4 ps 5 | 465.4 2 | 100 | (E2) | 2396.4 | (11-) |
3242.6 5 | AB | (14-) | 1.7 ps 3 | 490.8 2 | 100 | (E2) | 2751.8 | (12-) |
3388.6 5 | AB | (15-) | 0.9 ps 5 | 526.8 3 | 100 | (E2) | 2861.8 | (13-) |
3397.3 6 | AB | 16+ | 0.5 ps 2 | 612.1 3 | 100 | E2 | 2785.2 | 14+ |
3799.4 7 | AB | (16-) | 556.8 5 | 100 | 3242.6 | (14-) | ||
3968.6 6 | AB | (17-) | ≤ 30 ns | 580.0 2 | 100 | (E2) | 3388.6 | (15-) |
3977.7 6 | AB | 18+ | 580.4 2 | 100 | (E2) | 3397.3 | 16+ | |
4415.6 10 | AB | (18-) | 616.2 7 | 100 | 3799.4 | (16-) | ||
4588.6 9 | AB | (19-) | ≤ 30 ns | 620.0 7 | 100 | [E2] | 3968.6 | (17-) |
4606.2 7 | AB | (20+) | 628.5 3 | 100 | (E2) | 3977.7 | 18+ |
E(level): From 162Dy(16O,4nγ) (1978Dr04).
Jπ(level): Jπ assignments are based on rotational structure, and on γ-ray multipolarities and decay patterns. Specific arguments are given with individual levels.
T1/2(level): From recoil distance technique in 159Tb(19F,4nγ) (1987Ga14), unless otherwise specified.
M(γ): From γ(θ), and RUL for transitions with a known half-life, and DCO (directional correlation from oriented nuclei).
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - Kπ=0+ gs-rotational band. | |||||||
0.0 | 0+ | 33.2 m 21 % ε = 100 | |||||
113.0 1 | 2+ | 1.14 ns 7 | 113.0 1 | 100 | E2 | 0.0 | 0+ |
356.4 2 | 4+ | 42 ps 2 | 243.4 1 | 100 | E2 | 113.0 | 2+ |
705.95 24 | 6+ | 4.4 ps 8 | 349.5 2 | 100 | E2 | 356.4 | 4+ |
1138.9 3 | 8+ | 2.6 ps 3 | 433.0 2 | 100 | E2 | 705.95 | 6+ |
1637.5 4 | 10+ | 1.9 ps 3 | 498.6 2 | 100 | E2 | 1138.9 | 8+ |
2189.4 4 | 12+ | 1.1 ps 2 | 551.9 2 | 100 | E2 | 1637.5 | 10+ |
2785.2 5 | 14+ | 0.6 ps 1 | 595.8 3 | 100 | E2 | 2189.4 | 12+ |
3397.3 6 | 16+ | 0.5 ps 2 | 612.1 3 | 100 | E2 | 2785.2 | 14+ |
3977.7 6 | 18+ | 580.4 2 | 100 | (E2) | 3397.3 | 16+ | |
4606.2 7 | (20+) | 628.5 3 | 100 | (E2) | 3977.7 | 18+ | |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - Kπ=(4-) band, odd-spin members. | |||||||
1401.3 4 | (5-) | 9.0 ps 35 | |||||
1676.3 3 | (7-) | 4.9 ps 15 | 275.0 3 537.5 2 970.5 3 | ≤56 100 18 59 20 | [E2] [E1] [E1] | 1401.3 1138.9 705.95 | (5-) 8+ 6+ |
1999.1 3 | 9- | 3.0 ps 6 | 322.7 3 361.4 3 860.2 2 | 54 10 ≤10 100 6 | (E2) [E1] E1 | 1676.3 1637.5 1138.9 | (7-) 10+ 8+ |
2396.4 4 | (11-) | 1.7 ps 3 | 397.3 2 759.0 3 | 100 44 3 | (E2) (E1) | 1999.1 1637.5 | 9- 10+ |
2861.8 4 | (13-) | 1.4 ps 5 | 465.4 2 | 100 | (E2) | 2396.4 | (11-) |
3388.6 5 | (15-) | 0.9 ps 5 | 526.8 3 | 100 | (E2) | 2861.8 | (13-) |
3968.6 6 | (17-) | ≤ 30 ns | 580.0 2 | 100 | (E2) | 3388.6 | (15-) |
4588.6 9 | (19-) | ≤ 30 ns | 620.0 7 | 100 | [E2] | 3968.6 | (17-) |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 3 - Kπ=(4-) band, even-spin members. | |||||||
1364.7 4 | (4-) | 17 ps 10 | |||||
1628.5 3 | (6)- | 13 ps 2 | 263.8 4 922.4 2 | 25 6 100 7 | [E2] E1(+M2) | 1364.7 705.95 | (4-) 6+ |
1963.2 3 | (8-) | 11 ps 1 | 287.2 3 334.5 6 824.2 2 | ≤21 100 6 32 5 | [M1,E2] (E2) [E1] | 1676.3 1628.5 1138.9 | (7-) (6)- 8+ |
2329.9 4 | (10-) | 3.5 ps 10 | 366.7 2 | 100 6 | (E2) | 1963.2 | (8-) |
2751.8 5 | (12-) | 1.9 ps 3 | 421.9 2 | 100 | (E2) | 2329.9 | (10-) |
3242.6 5 | (14-) | 1.7 ps 3 | 490.8 2 | 100 | (E2) | 2751.8 | (12-) |
3799.4 7 | (16-) | 556.8 5 | 100 | 3242.6 | (14-) | ||
4415.6 10 | (18-) | 616.2 7 | 100 | 3799.4 | (16-) |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
113.0 | 2+ | 1.14 ns 7 | 113.0 1 | E2 | 2.45 | B(E2)(W.u.)=135 9, α=2.45 | |
356.4 | 4+ | 42 ps 2 | 243.4 1 | E2 | 0.164 | B(E2)(W.u.)=235 12, α=0.164 | |
705.95 | 6+ | 4.4 ps 8 | 349.5 2 | E2 | 0.0549 | B(E2)(W.u.)=410 80, α=0.0549 | |
1138.9 | 8+ | 2.6 ps 3 | 433.0 2 | E2 | 0.0305 | B(E2)(W.u.)=240 30, α=0.0305 | |
1364.7 | (4-) | 17 ps 10 | 1008.3 4 | [E1] | 0.00177 | B(E1)(W.u.)=1.2E-5 8, α=0.00177 | |
1401.3 | (5-) | 9.0 ps 35 | 695.1 4 | [E1] | 0.00360 | B(E1)(W.u.)=4.2E-5 17, α=0.00360 | |
(5-) | 9.0 ps 35 | 1046 1 | [E1] | 0.00165 | B(E1)(W.u.)=9.E-6 5, α=0.00165 | ||
1628.5 | (6)- | 13 ps 2 | 263.8 4 | [E2] | 0.127 | B(E2)(W.u.)=120 40, α=0.127 | |
(6)- | 13 ps 2 | 922.4 2 | E1(+M2) | 0.38 LE | |||
1637.5 | 10+ | 1.9 ps 3 | 498.6 2 | E2 | 0.0213 | B(E2)(W.u.)=160 30, α=0.0213 | |
1676.3 | (7-) | 4.9 ps 15 | 275.0 3 | [E2] | 0.112 | B(E2)(W.u.)≤400, α=0.112 | |
(7-) | 4.9 ps 15 | 537.5 2 | [E1] | 0.00612 | B(E1)(W.u.)=0.00015 6, α=0.00612 | ||
(7-) | 4.9 ps 15 | 970.5 3 | [E1] | 0.00189 | B(E1)(W.u.)=1.5E-5 8, α=0.00189 | ||
1963.2 | (8-) | 11 ps 1 | 287.2 3 | [M1,E2] | 0.18 | α=0.18 8 | |
(8-) | 11 ps 1 | 334.5 6 | (E2) | 0.0622 | B(E2)(W.u.)=141 18, α=0.0622 | ||
(8-) | 11 ps 1 | 824.2 2 | [E1] | 0.00258 | B(E1)(W.u.)=7.5E-6 15, α=0.00258 | ||
1999.1 | 9- | 3.0 ps 6 | 322.7 3 | (E2) | 0.0690 | B(E2)(W.u.)=310 90, α=0.0690 | |
9- | 3.0 ps 6 | 361.4 3 | [E1] | 0.0148 | B(E1)(W.u.)=5.E-5 5, α=0.0148 | ||
9- | 3.0 ps 6 | 860.2 2 | E1 | 0.00237 | B(E1)(W.u.)=7.0E-5 15, α=0.00237 | ||
2189.4 | 12+ | 1.1 ps 2 | 551.9 2 | E2 | 0.0167 | B(E2)(W.u.)=170 40, α=0.0167 | |
2329.9 | (10-) | 3.5 ps 10 | 366.7 2 | (E2) | 0.0479 | B(E2)(W.u.)=400 120, α=0.0479 | |
2396.4 | (11-) | 1.7 ps 3 | 397.3 2 | (E2) | 0.0384 | B(E2)(W.u.)=390 70, α=0.0384 | |
(11-) | 1.7 ps 3 | 759.0 3 | (E1) | 0.00302 | B(E1)(W.u.)=8.7E-5 17, α=0.00302 | ||
2751.8 | (12-) | 1.9 ps 3 | 421.9 2 | (E2) | 0.0327 | B(E2)(W.u.)=370 60, α=0.0327 | |
2785.2 | 14+ | 0.6 ps 1 | 595.8 3 | E2 | 0.0139 | B(E2)(W.u.)=210 40, α=0.0139 | |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
2861.8 | (13-) | 1.4 ps 5 | 465.4 2 | (E2) | 0.0253 | B(E2)(W.u.)=310 120, α=0.0253 | |
3242.6 | (14-) | 1.7 ps 3 | 490.8 2 | (E2) | 0.0221 | B(E2)(W.u.)=200 40, α=0.0221 | |
3388.6 | (15-) | 0.9 ps 5 | 526.8 3 | (E2) | 0.0187 | B(E2)(W.u.)=260 150, α=0.0187 | |
3397.3 | 16+ | 0.5 ps 2 | 612.1 3 | E2 | 0.0131 | B(E2)(W.u.)=230 90, α=0.0131 | |
3968.6 | (17-) | ≤ 30 ns | 580.0 2 | (E2) | 0.0148 | α=0.0148 | |
3977.7 | 18+ | 580.4 2 | (E2) | 0.0148 | α=0.0148 | ||
4588.6 | (19-) | ≤ 30 ns | 620.0 7 | [E2] | 0.0127 | α=0.0127 | |
4606.2 | (20+) | 628.5 3 | (E2) | 0.0123 | α=0.0123 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | 0+ | 33.2 m 21 % ε = 100 | E(level): Kπ=0+ gs-rotational band. |
113.0 | 2+ | 1.14 ns 7 | E(level): Kπ=0+ gs-rotational band. |
356.4 | 4+ | 42 ps 2 | E(level): Kπ=0+ gs-rotational band. |
705.95 | 6+ | 4.4 ps 8 | E(level): Kπ=0+ gs-rotational band. |
1138.9 | 8+ | 2.6 ps 3 | E(level): Kπ=0+ gs-rotational band. |
1364.7 | (4-) | 17 ps 10 | E(level): Kπ=(4-) band, even-spin members. |
1401.3 | (5-) | 9.0 ps 35 | E(level): Kπ=(4-) band, odd-spin members. |
1628.5 | (6)- | 13 ps 2 | E(level): Kπ=(4-) band, even-spin members. |
1637.5 | 10+ | 1.9 ps 3 | E(level): Kπ=0+ gs-rotational band. |
1676.3 | (7-) | 4.9 ps 15 | E(level): Kπ=(4-) band, odd-spin members. |
1919.7 | 187 ns 25 | T1/2(level): From γγ(t) in 162Dy(16O,4nγ) (1978Dr04). | |
1963.2 | (8-) | 11 ps 1 | E(level): Kπ=(4-) band, even-spin members. |
1999.1 | 9- | 3.0 ps 6 | E(level): Kπ=(4-) band, odd-spin members. |
2189.4 | 12+ | 1.1 ps 2 | E(level): Kπ=0+ gs-rotational band. |
2329.9 | (10-) | 3.5 ps 10 | E(level): Kπ=(4-) band, even-spin members. |
2396.4 | (11-) | 1.7 ps 3 | E(level): Kπ=(4-) band, odd-spin members. |
2751.8 | (12-) | 1.9 ps 3 | E(level): Kπ=(4-) band, even-spin members. |
2785.2 | 14+ | 0.6 ps 1 | E(level): Kπ=0+ gs-rotational band. |
2861.8 | (13-) | 1.4 ps 5 | XREF: α(2861.8). E(level): Kπ=(4-) band, odd-spin members. |
3242.6 | (14-) | 1.7 ps 3 | E(level): Kπ=(4-) band, even-spin members. |
3388.6 | (15-) | 0.9 ps 5 | E(level): Kπ=(4-) band, odd-spin members. |
3397.3 | 16+ | 0.5 ps 2 | XREF: α(3397.3). E(level): Kπ=0+ gs-rotational band. |
3799.4 | (16-) | E(level): Kπ=(4-) band, even-spin members. | |
3968.6 | (17-) | ≤ 30 ns | E(level): Kπ=(4-) band, odd-spin members. T1/2(level): From γγ(t) in 162Dy(16O,4nγ) (1978Dr04). |
3977.7 | 18+ | E(level): Kπ=0+ gs-rotational band. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
4415.6 | (18-) | E(level): Kπ=(4-) band, even-spin members. | |
4588.6 | (19-) | ≤ 30 ns | E(level): Kπ=(4-) band, odd-spin members. T1/2(level): From γγ(t) in 162Dy(16O,4nγ) (1978Dr04). |
4606.2 | (20+) | E(level): Kπ=0+ gs-rotational band. |
E(level) | E(gamma) | Comments |
1999.1 | 860.2 | M(γ): from α(K)exp. |
Other reaction: 150Nd(30Si,6nγ), E=178 MeV. Measured γγ coin. Detector: 8 π array of 20 hyperpure germanium detectors. Measured γ rays from high-spin members of rotational bands, as well as strong γ rays from a quasicontinuum spectrum (1996Cr07).
Spin assignments are based on rotational structure and angular correlation data of 1978Dr04 in 162Dy(16O,4nγ). Additional specific arguments are given for individual levels.
Q-value: Note: Current evaluation has used the following Q record -6.5×103 SY9.6×103 SY4.8×103 SY3.6×103 syst 1995Au04