ADOPTED LEVELS, GAMMAS for 197Au
Authors: Huang Xiaolong, Zhou Chunmei | Citation: Nucl. Data Sheets 104, 283 (2005) | Cutoff date: 1-Jan-2002
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-600 keV 4 | S(n)= 8072 keV 3 | S(p)= 5783.0 keV 7 | Q(α)= 972.4 keV 20 | ||
Reference: 2012WA38 |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | ABCDEFGHIJKLM | 3/2+ | STABLE | |||||
77.3510 20 | ABCDEFG IJKLM | 1/2+ | 1.91 ns 1 | 77.351 2 | 100 | M1+E2 | 0.0 | 3/2+ |
268.788 10 | A D F JKLM | 3/2+ | 15.4 ps 13 | 191.437 10 268.78 5 | 100 3 6.2 3 | M1+E2 E2(+M1) | 77.3510 0.0 | 1/2+ 3/2+ |
279.00 5 | BC EF IJKLM | 5/2+ | 18.6 ps 15 | 201.6 3 279.01 5 | 1.50 9 100 5 | E2 M1+E2 | 77.3510 0.0 | 1/2+ 3/2+ |
409.15 8 | BC EF IJ | 11/2- | 7.73 s 6 % IT = 100 | 130.2 1 409.1 1 | 100 4 3.4 11 | E3 M4 | 279.00 0.0 | 5/2+ 3/2+ |
502.5 3 | F JK M | 5/2+ | 1.77 ps +19-12 | 425.0 5 502.6 3 | 2.5 7 100 2 | E2 M1+E2 | 77.3510 0.0 | 1/2+ 3/2+ |
547.5 3 | JKLM | 7/2+ | 4.61 ps +19-13 | 268.5 278.7 547.5 3 | 5.2 3 0.7 2 100 5 | M1+E2 [E2] E2 | 279.00 268.788 0.0 | 5/2+ 3/2+ 3/2+ |
583 | L | |||||||
736.7 3 | JKLM | 7/2+ | 1.09 ps +13-9 | 457.7 3 468.1 5 | 100 3 1.9 12 | M1+E2 E2 | 279.00 268.788 | 5/2+ 3/2+ |
855.5 4 | JKLM | 9/2+ | 2.67 ps +25-15 | 308.0 5 576.5 4 | 13 4 100 4 | M1+E2 E2 | 547.5 279.00 | 7/2+ 5/2+ |
882 | L | |||||||
888.11 20 | F JKLM | 1/2+ | 619.4 3 810.6 3 888.3 5 | 27 4 100 8 9 3 | 268.788 77.3510 0.0 | 3/2+ 1/2+ 3/2+ | ||
936.0 3 | JKLM | (5/2+) | 432.5 5 ? 657.1 5 667.1 5 858.6 5 936.2 5 | 24 5 20 4 61 6 25 6 100 9 | 502.5 279.00 268.788 77.3510 0.0 | 5/2+ 5/2+ 3/2+ 1/2+ 3/2+ | ||
948 | L | |||||||
1045.1 3 | JK | (5/2+) | 766.3 5 776.9 5 1044.2 5 | 100 16 69 12 48 21 | 279.00 268.788 0.0 | 5/2+ 3/2+ 3/2+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
1120 10 | IJ | 691 1100 | | 409.15 0.0 | 11/2- 3/2+ | |||
1150.5 3 | F JK | 3/2+,5/2+ | 881.9 5 1073.4 5 1150.2 5 | 100 19 93 23 26 23 | 268.788 77.3510 0.0 | 3/2+ 1/2+ 3/2+ | ||
1217.3 4 | KL | (3/2+) | 1139.5 5 1217.7 5 | 62 21 100 24 | 77.3510 0.0 | 1/2+ 3/2+ | ||
1220.1 7 | IJ | 811 1220 | | 409.15 0.0 | 11/2- 3/2+ | |||
1231.0 8 | LM | 11/2+ | 0.91 ps 1 | 376 683 | 12 100 | M1,E2 E2 | 855.5 547.5 | 9/2+ 7/2+ |
1242.0 4 | JK | (1/2+) | 973.0 5 1242.2 5 | 17 14 100 33 | 268.788 0.0 | 3/2+ 3/2+ | ||
1263 | L | |||||||
1370 | L | |||||||
1380 | L | |||||||
1412 4 | F L | 9/2-,11/2- | ||||||
1478 | L | |||||||
1488 | L | |||||||
1584 | L | |||||||
1708 4 | F | 3/2+,5/2+ | ||||||
1809 | L | |||||||
1820 | L | |||||||
1905 | L | |||||||
1997 4 | F | 5/2-,7/2- | ||||||
2149 4 | F | 5/2-,7/2- | ||||||
2251 | F L | 5/2-,7/2- | ||||||
2371 | L | |||||||
2405 15 | H | + | ||||||
2420 7 | F | 5/2-,7/2- | ||||||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
2523 7 | F | 5/2-,7/2- | ||||||
2620 15 | H | + | ||||||
2631 7 | F | (5/2-,7/2-) | ||||||
2650 | L | |||||||
2776 4 | F | 11/2+,13/2+ | ||||||
2880 15 | H | + | ||||||
3025 15 | H | + | ||||||
3175 15 | H | - | ||||||
3260 15 | H | + | ||||||
3515 15 | H | + |
E(level): For the states connecting γ rays, E(levels) are from adopted scheme and adopted γ radiations using least-squares fit to data.
E(γ): From 197Au(n,n’γ), except where noted otherwise
I(γ): Relative photon branching from each level. Data are from (n,n’γ), except as noted.
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
77.3510 | 1/2+ | 1.91 ns 1 | 77.351 2 | M1+E2 | -0.368 14 | 4.36 | B(E2)(W.u.)=35 3, B(M1)(W.u.)=0.00409 16, α=4.36 14 |
268.788 | 3/2+ | 15.4 ps 13 | 191.437 10 | M1+E2 | 0.14 1 | 1.174 | B(E2)(W.u.)=18 3, B(M1)(W.u.)=0.089 9, α=1.174 2 |
3/2+ | 15.4 ps 13 | 268.78 5 | E2(+M1) | 3.4 GT | 0.147 | B(E2)(W.u.)>18.5 19, B(M1)(W.u.)<0.00018, α=0.147 3 | |
279.00 | 5/2+ | 18.6 ps 15 | 201.6 3 | E2 | 0.37 | B(E2)(W.u.)=14.4 17, α=0.37 | |
5/2+ | 18.6 ps 15 | 279.01 5 | M1+E2 | -0.40 4 | 0.380 | B(E2)(W.u.)=26 6, B(M1)(W.u.)=0.034 4, α=0.380 7 | |
409.15 | 11/2- | 7.73 s 6 % IT = 100 | 130.2 1 | E3 | 30.3 | B(E3)(W.u.)=0.003 +41-10, α=30.3 | |
11/2- | 7.73 s 6 % IT = 100 | 409.1 1 | M4 | 3.97 | B(M4)(W.u.)=2.4 8, α=3.97 | ||
502.5 | 5/2+ | 1.77 ps +19-12 | 425.0 5 | E2 | 0.0392 | B(E2)(W.u.)=7.6 23, α=0.0392 | |
5/2+ | 1.77 ps +19-12 | 502.6 3 | M1+E2 | -0.24 9 | 0.084 | B(E2)(W.u.)=7 6, B(M1)(W.u.)=0.083 10, α=0.084 3 | |
547.5 | 7/2+ | 4.61 ps +19-13 | 268.5 | M1+E2 | +0.055 10 | 0.465 | B(E2)(W.u.)=0.18 7, B(M1)(W.u.)=0.0116 10, α=0.465 |
7/2+ | 4.61 ps +19-13 | 278.7 | [E2] | 0.13 | B(E2)(W.u.)=6.8 20, α=0.13 | ||
7/2+ | 4.61 ps +19-13 | 547.5 3 | E2 | 0.021 | B(E2)(W.u.)=33 3, α=0.021 | ||
736.7 | 7/2+ | 1.09 ps +13-9 | 457.7 3 | M1+E2 | -0.26 3 | 0.106 | B(E2)(W.u.)=21 6, B(M1)(W.u.)=0.175 23, α=0.106 1 |
7/2+ | 1.09 ps +13-9 | 468.1 5 | E2 | 0.031 | B(E2)(W.u.)=6 4, α=0.031 | ||
855.5 | 9/2+ | 2.67 ps +25-15 | 308.0 5 | M1+E2 | -.30 9 | 0.30 | B(E2)(W.u.)=10 7, B(M1)(W.u.)=0.028 10, α=0.30 1 |
9/2+ | 2.67 ps +25-15 | 576.5 4 | E2 | 0.0186 | B(E2)(W.u.)=41 5, α=0.0186 | ||
1231.0 | 11/2+ | 0.91 ps 1 | 376 | M1,E2 | 0.120 | B(E2)(W.u.)=64 6, B(M1)(W.u.)=0.0238 21, α=0.120 67 | |
11/2+ | 0.91 ps 1 | 683 | E2 | 0.0127 | B(E2)(W.u.)=53.6 8, α=0.0127 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | 3/2+ | STABLE | <β22>1/2=(-)0.11 (1989Wa11). |
77.3510 | 1/2+ | 1.91 ns 1 | μ=+0.420 3 (197Au standard,2001StZZ,1989Ra17,1968Co17). |
279.00 | 5/2+ | 18.6 ps 15 | μ=+0.53 5 (2001StZZ,1989Ra17,1986Ba19) Jπ(level): From angular correlations of deexcitation γ rays in Coul. ex. |
409.15 | 11/2- | 7.73 s 6 % IT = 100 | μ=(+)5.98 (2001StZZ,1989Ra17,1983Ha48,1984Ha12), Q=+1.68 5 (2001StZZ,1996Se06) See 1974Tj02 for ΔJ=2 bands of 191Au, 193Au, 195Au up to J=23/2 based on decoupled h11/2 proton state. |
502.5 | 5/2+ | 1.77 ps +19-12 | μ=+3.0 5 (2001StZZ,1989Ra17,1988St16,1988St09) Jπ(level): From angular correlations of deexcitation γ rays in Coul. ex. T1/2(level): From Doppler-broadened lineshape technique (1988St16) in Coul. ex. |
547.5 | 7/2+ | 4.61 ps +19-13 | μ=+0.84 8 (2001StZZ,1989Ra17,1988St16,1988St09) (from g=+0.241 21 in Coul. ex.), +0.52 7 (1989Ra17,1986Ba19) (from g=+0.15 2 in Coul. ex.), +0.53 7 (2001StZZ). Jπ(level): From angular correlations of deexcitation γ rays in Coul. ex. T1/2(level): From Doppler-broadened lineshape technique (1988St16) in Coul. ex. |
736.7 | 7/2+ | 1.09 ps +13-9 | μ=+1.7 5 (2001StZZ,1989Ra17,1988St16,1988St09) Jπ(level): From angular correlations of deexcitation γ rays in Coul. ex. T1/2(level): From Doppler-broadened lineshape technique (1988St16) in Coul. ex. |
855.5 | 9/2+ | 2.67 ps +25-15 | μ=+1.5 6 (2001StZZ,1989Ra17,1988St16,1988St09) Jπ(level): From angular correlations of deexcitation γ rays in Coul. ex. T1/2(level): From Doppler-broadened lineshape technique (1988St16) in Coul. ex. |
936.0 | (5/2+) | Jπ(level): Tentative 5/2+ assignment (1971Ba29) from (n,n’),(n,n’γ) based on observed γ decay, Hauser-Feshbach calculations. | |
1045.1 | (5/2+) | Jπ(level): Tentative 5/2+ assignment (1971Ba29) from (n,n’),(n,n’γ) based on observed γ decay, Hauser-Feshbach calculations. | |
1231.0 | 11/2+ | 0.91 ps 1 | μ=+2.0 10 (2001StZZ,1989Ra17,1988St16,1988St09) E(level): From Coulomb excitation and Mossbauer studies. ΔE not given by authors. Jπ(level): From angular correlations of deexcitation γ rays in Coul. ex. T1/2(level): From Doppler-broadened lineshape technique (1988St16) in Coul. ex. |
1412 | 9/2-,11/2- | XREF: L(1405). | |
1997 | 5/2-,7/2- | Jπ(level): L=3 in 196Pt(3He,d). | |
2149 | 5/2-,7/2- | Jπ(level): L=3 in 196Pt(3He,d). | |
2251 | 5/2-,7/2- | Jπ(level): L=3 in 196Pt(3He,d). | |
2405 | + | Jπ(level): From excitation character in (γ,γ’),(e,e’). | |
2420 | 5/2-,7/2- | Jπ(level): L=3 in 196Pt(3He,d). | |
2523 | 5/2-,7/2- | Jπ(level): L=3 in 196Pt(3He,d). | |
2620 | + | Jπ(level): From excitation character in (γ,γ’),(e,e’). | |
2776 | 11/2+,13/2+ | L=6 in 196Pt(3He,d). | |
2880 | + | Jπ(level): From excitation character in (γ,γ’),(e,e’). | |
3025 | + | Jπ(level): From excitation character in (γ,γ’),(e,e’). | |
3175 | - | Jπ(level): From excitation character in (γ,γ’),(e,e’). | |
3260 | + | Jπ(level): From excitation character in (γ,γ’),(e,e’). | |
3515 | + | Jπ(level): From excitation character in (γ,γ’),(e,e’). |
E(level) | E(gamma) | Comments |
77.3510 | 77.351 | E(γ): From 197Hg ε decay (64.14 h) |
268.788 | 191.437 | E(γ): From 197Pt β- decay (19.8915 h) I(γ): From 197Hg ε decay (64.14 h) | 268.78 | E(γ): From 197Pt β- decay (19.8915 h) I(γ): From 197Hg ε decay (64.14 h) |
279.00 | 201.6 | I(γ): From Coul. ex. | 279.01 | I(γ): From Coul. ex. |
409.15 | 130.2 | E(γ): From 197Hg ε decay (23.8 h) I(γ): From 197Hg ε decay (23.8 h) M(γ): From 197Hg ε decay (23.8 h) | 409.1 | E(γ): From 197Hg ε decay (23.8 h) I(γ): From 197Hg ε decay (23.8 h) M(γ): From 197Hg ε decay (23.8 h) |
502.5 | 425.0 | E(γ): From Coulomb excitation and Mossbauer studies. From Coulomb excitation and Mossbauer studies. ΔE not given by authors. M(γ): From mult=d,E2 (from RULER program on the basis of given T1/2 and branching) and ΔJ and Δπ between transition levels |
547.5 | 268.5 | E(γ): From Coulomb excitation and Mossbauer studies I(γ): From Coul. ex. | 278.7 | E(γ): From Coulomb excitation and Mossbauer studies I(γ): From Coul. ex. | 547.5 | E(γ): From Coulomb excitation and Mossbauer studies I(γ): From Coul. ex. |
736.7 | 457.7 | E(γ): From Coulomb excitation and Mossbauer studies | 468.1 | E(γ): From Coulomb excitation and Mossbauer studies. ΔE not given by authors. M(γ): From mult=d,E2 (from RULER program on the basis of given T1/2 and branching) and ΔJ and Δπ between transition levels |
855.5 | 308.0 | I(γ): from Iγ(308γ)/Iγ(577γ)=14/86 (1988St16) and Iγ(308γ)/Iγ(577γ)=8/92 (1981Ve12). | 576.5 | I(γ): see 308γ notes. |
888.11 | 619.4 | E(γ): From Coulomb excitation and Mossbauer studies I(γ): From Coul. ex. | 810.6 | E(γ): From Coulomb excitation and Mossbauer studies I(γ): From Coul. ex. |
1120 | 691 | E(γ): From 197Au(e+,γ),(e+,e+’) | 1100 | E(γ): From 197Au(e+,γ),(e+,e+’) |
1220.1 | 811 | E(γ): From 197Au(e+,γ),(e+,e+’) | 1220 | E(γ): From 197Au(e+,γ),(e+,e+’) |
1231.0 | 376 | E(γ): From Coulomb excitation and Mossbauer studies. From Coulomb excitation and Mossbauer studies. ΔE not given by authors. I(γ): from Iγ(376γ)/Iγ(683γ)=11/89 (1981Ve12) in Coul. ex.. From 197Hg ε decay (64.14 h) M(γ): From mult=d,E2 (from RULER program on the basis of given T1/2 and branching) and ΔJ and Δπ between transition levels | 683 | E(γ): From Coulomb excitation and Mossbauer studies |
Levels: For the interacting boson-fermion model, see 1989Wo04
Levels: For the theoretical investigation of hyperfine interactions and isotope shifts in gold, see 1984Ah07.
Levels: 1978Vi01 proposed rotational bands built on g.s. and 1/2+ first-excited state using Nilsson-particle asymmetric-rotor model. See 1978Mu08 for Nilsson-model interpretation of π=- states
Levels: For comparison with level spectra in 191Au, 193Au, 195Au, see 1974Tj02
Levels: For FCC (face-centered cubic) nuclear model, see 1987Da18 and 1987Co21.
Q-value: Note: Current evaluation has used the following Q record -600 3 8072.4 295782.6 6 967.8 17 2003Au03