ADOPTED LEVELS, GAMMAS for 232Th
Author: E. Browne | Citation: Nucl. Data Sheets 107, 2579 (2006) | Cutoff date: 1-Nov-2004
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-499 keV 8 | S(n)= 6440.1 keV 11 | S(p)= 7603 keV 14 | Q(α)= 4081.6 keV 14 | ||
Reference: 2012WA38 |
E(level): Deduced by evaluator from a least-squares fit to γ-ray energies, unless given otherwise.
M(γ): From γ(θ) and γγ(θ) in light-ion and heavy-ion Coul. ex., unless otherwise specified.
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
49.369 | 2+ | 345 ps 15 | 49.369 9 | E2 | 332 | B(E2)(W.u.)=198 11, α=332, α(L)=244, α(M)=66.4 | |
162.12 | 4+ | 164 ps 13 | 112.75 2 | E2 | 6.82 | B(E2)(W.u.)=286 24, α=6.82, α(K)=0.234, α(L)=4.78, α(M)=1.31, α(N+)=0.490 | |
333.26 | 6+ | 62 ps 4 | 171.2 1 | E2 | 1.21 | B(E2)(W.u.)=326 22, α=1.21, α(K)=0.208, α(L)=0.729, α(M)=0.199, α(N+)=0.0738 | |
556.9 | 8+ | 24 ps 1 | 223.6 1 | E2 | 0.450 | B(E2)(W.u.)=344 15, α=0.450, α(K)=0.131, α(L)=0.233, α(M)=0.0633, α(N+)=0.0234 | |
714.42 | 1- | 665.0 2 | (E1) | 0.00729 | α=0.00729, α(K)=0.00594, α(L)=0.00102 | ||
1- | 714.4 2 | (E1) | 0.00637 | α=0.00637, α(K)=0.00520, α(L)=0.00088 | |||
774.15 | 2+ | 6 ps 2 | 612.0 3 | [E2] | 0.0273 | B(E2)(W.u.)≈3.3, α=0.0273, α(K)=0.0187, α(L)=0.00646 | |
2+ | 6 ps 2 | 724.7 2 | E0+E2 | B(E2)(W.u.)≈0.52 | |||
2+ | 6 ps 2 | 774.1 4 | E2 | 0.0167 | B(E2)(W.u.)=2.8 12, α=0.0167, α(K)=0.0122, α(L)=0.00339 | ||
774.43 | 3- | 612.3 1 | (E1) | 0.0085 | α=0.0085, α(K)=0.00694, α(L)=0.00120 | ||
3- | 724.7 5 | (E1) | 0.00620 | α=0.00620, α(K)=0.00506, α(L)=0.00086 | |||
785.25 | 2+ | 2.3 ps 3 | 623.1 1 | (E2) | 0.0262 | B(E2)(W.u.)≈0.13, α=0.0262, α(K)=0.0181, α(L)=0.00613 | |
2+ | 2.3 ps 3 | 735.9 2 | E2+M1 | 23 10 | 0.0186 | B(E2)(W.u.)=7.2 7, B(M1)(W.u.)=2.4E-5 22, α=0.0186 3, α(K)=0.0134 2, α(L)=0.00389 4 | |
2+ | 2.3 ps 3 | 785.3 2 | E2 | 0.0162 | B(E2)(W.u.)=2.9 4, α=0.0162, α(K)=0.0118, α(L)=0.00327 | ||
826.8 | 10+ | 10.3 ps 6 | 269.8 1 | E2 | 0.240 | B(E2)(W.u.)=363 21, α=0.240, α(K)=0.091, α(L)=0.109, α(M)=0.0293, α(N+)=0.0108 | |
873.0 | 4+ | 823.6 3 | E2 | 0.0147 | α=0.0147, α(K)=0.0109, α(L)=0.00289 | ||
883.8 | 5- | 550.4 5 | (E1) | 0.0105 | α=0.0105, α(K)=0.0085, α(L)=0.00149 | ||
5- | ≈722 | (E1) | 0.00625 | α=0.00625, α(K)=0.00510, α(L)=0.00087 | |||
890.1 | 4+ | 558.1 10 | E2 | 0.0335 | α=0.0335, α(K)=0.0222, α(L)=0.0085 | ||
4+ | 840.5 4 | E2 | 0.0141 | α=0.0141, α(K)=0.0105, α(L)=0.00275 | |||
1023.3 | 6+ | 466.7 2 | E2 | 0.0512 | α=0.0512, α(K)=0.0311, α(L)=0.0148, α(M)=0.00386, α(N+)=0.00142 | ||
6+ | 861.2 10 | E2 | 0.0135 | α=0.0135, α(K)=0.0100, α(L)=0.00258 | |||
1042.9 | 7- | 159.2 1 | E2 | 1.61 | α=1.61, α(K)=0.230, α(L)=1.01, α(M)=0.275, α(N+)=0.102 | ||
1050.9 | 6+ | 492.3 10 | E2 | 0.0450 | α=0.0450, α(K)=0.0281, α(L)=0.0125, α(M)=0.00324, α(N+)=0.00119 | ||
6+ | 888.4 5 | E2 | 0.0127 | α=0.0127, α(K)=0.0095, α(L)=0.00239 | |||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
1053.9 | (2+) | 891.9 3 | (E2) | 0.0126 | α=0.0126, α(K)=0.0094, α(L)=0.00237 | ||
(2+) | 1004.6 3 | (M1+E2) | 2.6 4 | 0.0133 | α=0.0133 11, α(K)=0.0103 9, α(L)=0.00222 15 | ||
(2+) | 1054.0 3 | (E2) | 0.0091 | α=0.0091, α(K)=0.00702, α(L)=0.00159 | |||
1094.4 | (2)+ | 1045.0 3 | M1+E2 | -3.7 +34-17 | 0.011 | α=0.011 20, α(K)=0.008 16, α(L)=0.002 3 | |
1105.7 | 3- | 943.5 1 | E1 | 0.00384 | α=0.00384, α(K)=0.00315, α(L)=0.00052 | ||
3- | 1056.4 3 | E1 | 0.00315 | α=0.00315, α(K)=0.00258, α(L)=0.00043 | |||
1121.68 | 2+ | 347.2 1 | E1 | 0.0272 | α=0.0272, α(K)=0.0219, α(L)=0.00402, α(M)=0.00096, α(N+)=0.00034 | ||
2+ | 959.3 2 | E2 | 0.0109 | α=0.0109, α(K)=0.00829, α(L)=0.00199 | |||
2+ | 1072.6 3 | M1+E2 | 1.45 16 | 0.0156 | α=0.0156 11, α(K)=0.0123 9, α(L)=0.00245 16 | ||
2+ | 1122.0 3 | E2 | 0.00812 | α=0.00812, α(K)=0.00629, α(L)=0.00138 | |||
1137.1 | 12+ | 5.5 ps 4 | 310.2 5 | E2 | 0.155 | B(E2)(W.u.)=3.7×102 3, α=0.155, α(K)=0.0691, α(L)=0.0631, α(M)=0.0169, α(N+)=0.00625 | |
1182.6 | 3- | 408.2 3 | E1 | 0.0192 | α=0.0192, α(K)=0.0155, α(L)=0.00280, α(M)=0.00067, α(N+)=0.00024 | ||
3- | 1020.5 3 | E1 | 0.00335 | α=0.00335, α(K)=0.00274, α(L)=0.00045 | |||
3- | 1133.2 3 | E1 | 0.00279 | α=0.00279, α(K)=0.00229, α(L)=0.00038 | |||
1249.6 | 9- | 206.8 1 | E2 | 0.595 | α=0.595, α(K)=0.151, α(L)=0.323, α(M)=0.088, α(N+)=0.0325 | ||
1322.3 | 2+ | 1322.3 3 | E2 | 0.00598 | α=0.00598, α(K)=0.00470, α(L)=0.00096 | ||
1327.4 | 2+ | 1165.1 3 | E2 | 0.00757 | α=0.00757, α(K)=0.00588, α(L)=0.00127 | ||
2+ | 1277.8 3 | (M1+E2) | 0.013 | α=0.013 7, α(K)=0.010 6, α(L)=0.0019 9 | |||
2+ | 1327.7 3 | E2 | 0.00594 | α=0.00594, α(K)=0.00467, α(L)=0.00096 | |||
1387.1 | 2+ | 0.4 ps 1 | 656.7 11 | E2 | 0.0234 | α=0.0234, α(K)=0.0164, α(L)=0.00528 | |
2+ | 0.4 ps 1 | 672.6 1 | E1 | 0.00713 | B(E1)(W.u.)=0.00011 3, α=0.00713, α(K)=0.00581, α(L)=0.00099 | ||
2+ | 0.4 ps 1 | 1225.1 3 | E2 | 0.00689 | B(E2)(W.u.)=0.51 18, α=0.00689, α(K)=0.00538, α(L)=0.00114 | ||
2+ | 0.4 ps 1 | 1337.8 3 | M1+E2 | -1.5 5 | 0.0092 | α=0.0092 21, α(K)=0.0073 18, α(L)=0.0014 3 | |
2+ | 0.4 ps 1 | 1387.2 3 | E2 | 0.00548 | α=0.00548, α(K)=0.00432, α(L)=0.00087 | ||
1413.8 | 4+ | 2.2 ps 5 | ≈524 | M1+E2 | 1.4 | 0.092 | α0.092 AP, α(K)=0.0699, α(L)=0.0168 |
4+ | 2.2 ps 5 | 584.2 2 | M1+E2 | 5 LT | 0.09 | B(E2)(W.u.)<12, B(M1)(W.u.)>0.00028, α=0.09 6, α(K)=0.07 5, α(L)=0.015 7 | |
4+ | 2.2 ps 5 | 628.5 2 | E2 | 0.0257 | B(E2)(W.u.)=23 7, α=0.0257, α(K)=0.0178, α(L)=0.00598 | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
1477.0 | 2+ | 702.6 3 | M1+E2 | 2.0 5 | 0.034 | α=0.034 8, α(K)=0.026 7, α(L)=0.0062 10 | |
2+ | 1477.0 3 | E2 | 0.00488 | α=0.00488, α(K)=0.00387, α(L)=0.00076 | |||
1482.2 | 14+ | 3.1 ps 2 | 345.2 5 | E2 | 0.114 | B(E2)(W.u.)=3.9×102 3, α=0.114, α(K)=0.0559, α(L)=0.0423, α(M)=0.0113, α(N+)=0.00417 | |
1498.7 | 11- | 249.2 5 | E2 | 0.311 | α=0.311, α(K)=0.106, α(L)=0.149, α(M)=0.0404, α(N+)=0.0149 | ||
1553.8 | 2+ | 110 fs 10 | 681.0 3 | E2 | 0.0217 | α=0.0217, α(K)=0.0153, α(L)=0.00478 | |
2+ | 110 fs 10 | 768.5 3 | M1+E2 | 6 AP | 0.0184 | α0.0184 AP, α(K)=0.0135, α(L)=0.00365 | |
2+ | 110 fs 10 | 779.6 3 | M1+E2 | 2.5 5 | 0.024 | α=0.024 4, α(K)=0.018 3, α(L)=0.0043 5 | |
2+ | 110 fs 10 | 823.5 3 | E2 | 0.0147 | α=0.0147, α(K)=0.0109, α(L)=0.00289 | ||
2+ | 110 fs 10 | 839.4 1 | E1 | 0.00474 | α=0.00474, α(K)=0.00387, α(L)=0.00065 | ||
2+ | 110 fs 10 | 1391.9 3 | E2 | 0.00544 | α=0.00544, α(K)=0.00429, α(L)=0.00086 | ||
2+ | 110 fs 10 | 1504.6 3 | M1+E2 | -2.7 +26-12 | 0.004 | α=0.004 6, α(K)=0.004 6 | |
2+ | 110 fs 10 | 1554.0 3 | E2 | 0.00354 | α=0.00354, α(K)=0.00354 | ||
1573.7 | (6+) | 614 | M1+E2 | 6 LT | 0.08 | α=0.08 5, α(K)=0.06 5, α(L)=0.013 7 | |
(6+) | ≈683 | (E2) | 0.0216 | α0.0216 AP, α(K)=0.0153, α(L)=0.00474 | |||
1783 | (8)+ | 760 | E2 | 0.0173 | α=0.0173, α(K)=0.0126, α(L)=0.00356 | ||
1784.7 | 13- | 286.0 5 | E2 | 0.199 | α=0.199, α(K)=0.0812, α(L)=0.086, α(M)=0.0232, α(N+)=0.0086 | ||
1858.5 | 16+ | 2.3 ps 2 | 376.3 5 | E2 | 0.089 | B(E2)(W.u.)=3.9×102 4, α=0.089, α(K)=0.0472, α(L)=0.0310, α(M)=0.00819, α(N+)=0.00303 | |
2043.2 | 1+ | 6.1 fs 4 | 2043 2 | M1 | B(M1)(W.u.)=0.2849 9 | ||
2101.6 | 15- | 316.9 5 | E2 | 0.146 | α=0.146, α(K)=0.0662, α(L)=0.0582, α(M)=0.0156, α(N+)=0.00576 | ||
2248.2 | 1+ | 13 fs 2 | 2248 2 | M1 | B(M1)(W.u.)=0.1107 3 | ||
2262.4 | 18+ | 1.4 ps 2 | 403.9 5 | E2 | 0.0739 | B(E2)(W.u.)=4.5×102 7, α=0.0739, α(K)=0.0411, α(L)=0.0241, α(M)=0.00635, α(N+)=0.00235 | |
2274 | 1+ | 25 fs 6 | 2274 5 | M1 | B(M1)(W.u.)=0.0431 3 | ||
2296 | 1+ | 19 fs 9 | 2296 5 | M1 | B(M1)(W.u.)=0.0590 4 | ||
2445.3 | 17- | 343.7 5 | E2 | 0.115 | α=0.115, α(K)=0.0564, α(L)=0.0430, α(M)=0.0114, α(N+)=0.00423 | ||
2691 | 20+ | 1.2 ps 2 | 428.9 5 | E2 | 0.0633 | B(E2)(W.u.)=3.6×102 6, α=0.0633, α(K)=0.0366, α(L)=0.0197, α(M)=0.00515, α(N+)=0.00190 | |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
2813 | 19- | 367.8 10 | E2 | 0.095 | α=0.095, α(K)=0.0493, α(L)=0.0336, α(M)=0.0089, α(N+)=0.00329 | ||
3144 | 22+ | 0.8 ps 1 | 452.7 5 | E2 | 0.0552 | B(E2)(W.u.)=4.2×102 11, α=0.0552, α(K)=0.0330, α(L)=0.0164, α(M)=0.00428, α(N+)=0.00158 | |
3204 | 21- | 390.6 10 | E2 | 0.0808 | α=0.0808, α(K)=0.0438, α(L)=0.0271, α(M)=0.00716, α(N+)=0.00265 | ||
3616 | 23- | 412.6 10 | E2 | 0.0699 | α=0.0699, α(K)=0.0394, α(L)=0.0224, α(M)=0.00589, α(N+)=0.00218 | ||
3620.0 | 24+ | 1.1 ps 3 | 476 1 | E2 | 0.0488 | B(E2)(W.u.)=2.4×102 7, α=0.0488, α(K)=0.0300, α(L)=0.0139, α(M)=0.00362, α(N+)=0.00133 | |
4050 | 25- | 433.8 10 | E2 | 0.0615 | α=0.0615, α(K)=0.0358, α(L)=0.0189, α(M)=0.00495, α(N+)=0.00183 | ||
4117 | 26+ | 0.6 ps 2 | 497 1 | E2 | 0.0440 | B(E2)(W.u.)=3.5×102 12, α=0.0440, α(K)=0.0276, α(L)=0.0121, α(M)=0.00314, α(N+)=0.00115 | |
4506 | 27- | 456 2 | E2 | 0.0543 | α=0.0543, α(K)=0.0325, α(L)=0.0160, α(M)=0.00418, α(N+)=0.00154 | ||
4633 | (28+) | ≈ 0.2 ps | 516 1 | (E2) | 0.0401 | B(E2)(W.u.)≈7.0×102, α=0.0401, α(K)=0.0257, α(L)=0.0108 | |
5164 | (30+) | 530.5 20 | (E2) | 0.0376 | α=0.0376, α(K)=0.0244, α(L)=0.0099 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0 | 0+ | 1.40×1010 y 1 % α = 100 % SF = 1.1×10-09 4 | Q(0), giant-dipole resonance studied (1973Ve01). E(level): K=0+ GS rotational band. |
49.369 | 2+ | 345 ps 15 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
162.12 | 4+ | 164 ps 13 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
333.26 | 6+ | 62 ps 4 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
556.9 | 8+ | 24 ps 1 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
714.42 | 1- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
730.6 | 0+ | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
774.15 | 2+ | 6 ps 2 | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
774.43 | 3- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
785.25 | 2+ | 2.3 ps 3 | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
826.8 | 10+ | 10.3 ps 6 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
829.6 | (3+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
873.0 | 4+ | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
883.8 | 5- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
890.1 | 4+ | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
960.24 | (5+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1023.3 | 6+ | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1042.9 | 7- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1050.9 | 6+ | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1072.4 | (2+) | Jπ(level): Coulomb excited by light ions, γ(θ), and ratios of γ-ray reduced transition probabilities (1993Mc07). | |
1077.9 | (1-) | Jπ(level): Coulomb excited by light ions, γ(θ), and ratios of γ-ray reduced transition probabilities (1993Mc07). | |
1094.4 | (2)+ | Jπ(level): Coulomb excited by light ions, γ(θ), and ratios of γ-ray reduced transition probabilities (1993Mc07). | |
1137.1 | 12+ | 5.5 ps 4 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
1222.1 | (8+) | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1249.6 | 9- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
1258.7 | (8+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1293.0 | (5-) | Jπ(level): Coulomb excited by light ions, γ(θ), and ratios of γ-ray reduced transition probabilities (1993Mc07). | |
1370 | (9+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1413.8 | 4+ | 2.2 ps 5 | E(level): From 232Th(γ,γ’). Kπ=4+ Two-phonon gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
1469.3 | (10+) | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1482.2 | 14+ | 3.1 ps 2 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
1490 | (5+) | E(level): From 232Th(γ,γ’). Kπ=4+ Two-phonon gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1498.7 | 11- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1511.9 | (10+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1573.7 | (6+) | E(level): From 232Th(γ,γ’). Kπ=4+ Two-phonon gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1640 | (11+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1755 | (12+) | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1783 | (8)+ | E(level): From 232Th(γ,γ’). Kπ=4+ Two-phonon gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1784.7 | 13- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1801 | (12+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
1858.5 | 16+ | 2.3 ps 2 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
2043.2 | 1+ | 6.1 fs 4 | E(level): From 232Ac β- decay. Jπ(level): From M1 excitation in 232Th(γ,γ’) and 232Th(e,e’). |
2080 | (14+) | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
2101.6 | 15- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
2117 | (14+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
2248.2 | 1+ | 13 fs 2 | BM1=0.55 7 E(level): From 232Ac β- decay. Jπ(level): From M1 excitation in 232Th(γ,γ’) and 232Th(e,e’). |
2262.4 | 18+ | 1.4 ps 2 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
2274 | 1+ | 25 fs 6 | BM1=0.25 3 E(level): From 232Ac β- decay. Jπ(level): From M1 excitation in 232Th(γ,γ’) and 232Th(e,e’). |
2296 | 1+ | 19 fs 9 | BM1=0.32 6 E(level): From 232Ac β- decay. Jπ(level): From M1 excitation in 232Th(γ,γ’) and 232Th(e,e’). |
2441 | (16+) | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
2445.3 | 17- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
2445.7 | (16+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
2446 | (16+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
2691 | 20+ | 1.2 ps 2 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
2767 | (18+) | E(level): From 232Th(γ,γ’). Kπ=2+ Gamma vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
2813 | 19- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
2832 | (18+) | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
3144 | 22+ | 0.8 ps 1 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
3204 | 21- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
3249 | (20+) | E(level): Kπ=0+ Beta vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
3616 | 23- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
3620.0 | 24+ | 1.1 ps 3 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
4050 | 25- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
4117 | 26+ | 0.6 ps 2 | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
4506 | 27- | E(level): From 232Th(n,n’γ). Kπ=0- Octupole vibrational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. | |
4633 | (28+) | ≈ 0.2 ps | E(level): From Coulomb Excitation: HI. K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
5164 | (30+) | E(level): From 232Th(n,n’γ). K=0+ GS rotational band. Jπ(level): From rotational band structure. Additional arguments are given with individual levels. |
E(level) | E(gamma) | Comments |
49.369 | 49.369 | E(γ): From 232Ac β- decay. From 232Ac β- decay I(γ): From 232Ac β- decay M(γ): From 232Ac β- decay |
162.12 | 112.75 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
333.26 | 171.2 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li |
556.9 | 223.6 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li |
714.42 | 665.0 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI | 714.4 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
730.6 | 681.1 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 730.4 | E(γ): From 232Th(n,n’γ) |
774.15 | 612.0 | E(γ): From 232Ac β- decay I(γ): From 232Ac β- decay M(γ): From 232Ac β- decay | 724.7 | E(γ): From 232Ac β- decay I(γ): From 232Ac β- decay M(γ): From 232Ac β- decay | 774.1 | E(γ): From 232Ac β- decay I(γ): From 232Ac β- decay M(γ): From 232Ac β- decay |
774.43 | 612.3 | E(γ): From 232Ac β- decay I(γ): From 232Ac β- decay M(γ): From 232Ac β- decay | 724.7 | E(γ): From 232Ac β- decay I(γ): From 232Ac β- decay M(γ): From 232Ac β- decay |
785.25 | 623.1 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 735.9 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 785.3 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li |
826.8 | 269.8 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li |
829.6 | 667.5 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) | 780.2 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
873.0 | 539.9 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI | 823.6 | E(γ): From Coulomb Excitation: Li |
883.8 | 550.4 | E(γ): From Coulomb Excitation: HI | 722 | E(γ): From Coulomb Excitation: HI |
890.1 | 558.1 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI | 728.0 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI | 840.5 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
E(level) | E(gamma) | Comments |
960.24 | 627.2 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) M(γ): From 232Th(n,n’γ) | 797.9 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) M(γ): From 232Th(n,n’γ) |
1023.3 | 466.7 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 690.0 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 861.2 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li |
1042.9 | 159.2 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 486.0 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li |
1050.9 | 492.3 | E(γ): From Coulomb Excitation: HI | 717.7 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 888.4 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li |
1053.9 | 268.4 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 279.5 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 323.2 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 891.9 | E(γ): From Coulomb Excitation: Li | 1004.6 | E(γ): From Coulomb Excitation: Li | 1054.0 | E(γ): From Coulomb Excitation: Li |
1072.4 | 1023.0 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li |
1077.9 | 1028.5 | E(γ): From Coulomb Excitation: Li | 1078.0 | E(γ): From Coulomb Excitation: Li |
1078.6 | 364.2 | E(γ): From Coulomb Excitation: Li | 1029.2 | E(γ): From Coulomb Excitation: Li |
1094.4 | 932.3 | E(γ): From Coulomb Excitation: Li | 1045.0 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li |
1105.7 | 331.3 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 391.3 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 943.5 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 1056.4 | E(γ): From Coulomb Excitation: Li |
E(level) | E(gamma) | Comments |
1121.68 | 347.2 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 407.3 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 959.3 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 1072.6 | E(γ): From Coulomb Excitation: Li | 1122.0 | E(γ): From Coulomb Excitation: Li |
1137.1 | 310.2 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
1143.3 | 981.2 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1146.3 | 812.7 | E(γ): From Coulomb Excitation: HI |
1148.3 | 815.0 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) | 986.3 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1182.6 | 408.2 | E(γ): From Coulomb Excitation: Li | 1020.5 | E(γ): From Coulomb Excitation: Li | 1133.2 | E(γ): From Coulomb Excitation: Li |
1208.8 | 325.0 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 434.3 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 875.6 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 1046.7 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li |
1218.1 | 884.8 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1222.1 | 395.3 | E(γ): From Coulomb Excitation: HI | 888.8 | E(γ): From Coulomb Excitation: HI |
1249.6 | 206.8 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 422.7 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li |
1293.0 | 959.7 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li |
1303.2 | 1303.2 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1322.3 | 1322.3 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
E(level) | E(gamma) | Comments |
1327.4 | 1165.1 | E(γ): From Coulomb Excitation: Li | 1277.8 | E(γ): From Coulomb Excitation: Li | 1327.7 | E(γ): From Coulomb Excitation: Li |
1352.2 | 637.8 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li |
1387.1 | 612.7 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li | 656.7 | E(γ): From Coulomb Excitation: Li | 672.6 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 1225.1 | E(γ): From Coulomb Excitation: Li I(γ): From Coulomb Excitation: Li M(γ): From Coulomb Excitation: Li | 1337.8 | E(γ): From Coulomb Excitation: Li I(γ): From 232Th(n,n’γ) | 1387.2 | E(γ): From Coulomb Excitation: Li I(γ): From 232Th(n,n’γ) |
1413.8 | 524 | E(γ): From Coulomb Excitation: HI | 584.2 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI | 628.5 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
1466.4 | 582.6 | E(γ): From Coulomb Excitation: Li | 691.9 | E(γ): From Coulomb Excitation: Li | 1133.5 | E(γ): From Coulomb Excitation: Li | 1304.3 | E(γ): From Coulomb Excitation: Li |
1469.3 | 912.5 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI |
1477.0 | 702.6 | E(γ): From Coulomb Excitation: Li | 1427.6 | E(γ): From Coulomb Excitation: Li | 1477.0 | E(γ): From Coulomb Excitation: Li |
1480.1 | 1430.7 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1482.2 | 345.2 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
1484.9 | 523.8 | E(γ): From 232Th(n,n’γ) | 1150.9 | E(γ): From Coulomb Excitation: HI | 1322.8 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
E(level) | E(gamma) | Comments |
1489.4 | 530.3 | E(γ): From 232Th(n,n’γ) | 1440.0 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) | 1489.3 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1498.7 | 249.2 | E(γ): From Coulomb Excitation: HI | 361.6 | E(γ): From Coulomb Excitation: HI |
1519.8 | 1470.4 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1553.8 | 681.0 | E(γ): From Coulomb Excitation: Li | 768.5 | E(γ): From Coulomb Excitation: Li | 779.6 | E(γ): From Coulomb Excitation: Li | 823.5 | E(γ): From Coulomb Excitation: Li | 839.4 | E(γ): From Coulomb Excitation: Li | 1391.9 | E(γ): From Coulomb Excitation: Li | 1504.6 | E(γ): From Coulomb Excitation: Li | 1554.0 | E(γ): From Coulomb Excitation: Li |
1561.4 | 1561.4 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1573.0 | 1523.8 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) | 1572.8 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1573.7 | 550 | E(γ): From Coulomb Excitation: HI | 614 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI | 683 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
1578.5 | 1417.0 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) | 1527.4 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) | 1578.3 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1609.1 | 1447.0 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1618.0 | 1568.6 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
E(level) | E(gamma) | Comments |
1647.6 | 1485.5 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1690.9 | 1641.5 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1727.6 | 1679.1 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) | 1727.3 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1738.1 | 1738.1 | E(γ): From 232Th(n,n’γ) I(γ): From 232Th(n,n’γ) |
1783 | 637 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI | 760 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
1784.7 | 286.0 | E(γ): From Coulomb Excitation: HI | 302.5 | E(γ): From Coulomb Excitation: HI |
1858.5 | 376.3 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
2043.2 | 1994 | E(γ): From 232Th(γ,γ’) I(γ): From 232Th(γ,γ’) | 2043 | E(γ): From 232Th(γ,γ’) I(γ): From 232Th(γ,γ’) M(γ): From 232Th(n,n’γ). From 232Th(γ,γ’) |
2101.6 | 243.1 | E(γ): From Coulomb Excitation: HI | 316.9 | E(γ): From Coulomb Excitation: HI |
2248.2 | 2199 | E(γ): From 232Th(γ,γ’) I(γ): From 232Th(γ,γ’) | 2248 | E(γ): From 232Th(γ,γ’) I(γ): From 232Th(γ,γ’) M(γ): From 232Th(n,n’γ). From 232Th(γ,γ’) |
2262.4 | 403.9 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
2274 | 2225 | E(γ): From 232Th(γ,γ’) I(γ): From 232Th(γ,γ’) | 2274 | E(γ): From 232Th(γ,γ’) I(γ): From 232Th(γ,γ’) M(γ): From 232Th(n,n’γ). From 232Th(γ,γ’) |
2296 | 2247 | E(γ): From 232Th(γ,γ’) I(γ): From 232Th(γ,γ’) | 2296 | E(γ): From 232Th(γ,γ’) I(γ): From 232Th(γ,γ’) M(γ): From 232Th(n,n’γ). From 232Th(γ,γ’) |
2445.3 | 343.7 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
2691 | 428.9 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
2813 | 367.8 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
3144 | 452.7 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
E(level) | E(gamma) | Comments |
3204 | 390.6 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
3616 | 412.6 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
3620.0 | 476 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
4050 | 433.8 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
4117 | 497 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
4506 | 456 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
4633 | 516 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
5164 | 530.5 | E(γ): From Coulomb Excitation: HI I(γ): From Coulomb Excitation: HI M(γ): From Coulomb Excitation: HI |
Other reactions:
232Th(n,Fission): E=1 eV- 20 keV, measured cross-section (1991Na03); E<20 MeV, calculated fission cross-section (2004Ma84).
232Th(γ,Fission): E=68-264 MeV (2000Sa09); E=40-100 MeV (1996Ka16); E=4.75-6.5 MeV (1996Se07); E=6.44-13.15 MeV, deduced height of fission barrier (1993Pi05); E=250-1200 MeV, measured fission cross-section (1993Bi16); E=6.73-9.72 MeV, measured γ rays (1992Ge01).
232Th(γ,f) Eγ=4-7 MeV bremsstrahlung, quadrupole component in photofission deduced (1979Zh01). Others: 1978Zh03, 1978Zh04, 1977Zh06. 232Th(γ,f), isomer at ≈3 MeV in third minimum decaying primarily by γ emission suggested (1978As02).
232Th(pol γ,Fission): E=52 meV (1991Ta15); E=69 MeV (1991Ma22).
232Th(e,Fission), E=4.54-6.64 MeV, measured cross-sections of fission fragments (1994EnZZ).
232Th(e,e’f) E(e)=20-120 MeV. Possible E2 component deduced (1977Sh15) E(e)=10-40 MeV, possible E2 component at 22 MeV (1976Kn01)
Fission following 232Th(α,α’) studied at E(α)=120 MeV. Small fission probability found in the region of the giant-quadrupole resonance (1980Va14). Fission mass asymmetry studied in 232Th(γ,fission) for bremsstrahlung of 15-55 MeV (1980Gu12)
Three-humped fission barrier proposed. Branching=2.5×10-4 15 for isomeric fission; E=2.4 MeV 2 for excitation energy of the fission shape isomer are deduced from 232Th(γ,f). Eγ(bremsstrahlung)=3.25-5.75 MeV (1978Bo07,1979Be33).
232Th(γ,n), (γ,2n), (γ,f) studied for Eγ=5-18.3 MeV. Deduced β(2)=0.290, Q=9.8 4 from giant-dipole resonance parameters (1980Ca08).
232Th(p,p): 2002Ig01, 2000De61.
232Th(pol p,p): 1998Do16.
232Th(p,x): anti-proton absorption (1993Ja09,1993Wy05,1998Lu05,2001Tr19,2001Tr23).
232Th(40Ar,40Ar), E=200 MeV (1993Ad01). Other: 1991An16.
232Th(12C,12C) (1992An12).
Optical-model parameters deduced from (d,d) (1974Ch27)
Cluster radioactivity:
232Th 26Ne decay (1997Tr17,1997MiZP,1995Si05,1975ChZj,2002Sa55).
232Th 24Ne decay (1993Si26).
232Th Double β decay with emission of two neutrinos (2004Ra13,2002Tr04). Other: 2002Hi06.
Isotope shifts measured by LASER spectroscopy, mean square charge radii of Th isotopes determined (1989Ka29)
Deduced mean square charge radii of U and Pu isotopes from muonic x-rays relative to 232Th (1990Na22).
g-factors for g.s. band up to Jπ=22+ studied by 1982Ha03
Q-value: Note: Current evaluation has used the following Q record -500 8 6440.3 11 776×101 10 4081.6 14 2003Au03