ADOPTED LEVELS, GAMMAS for 121Ba
Author: S. Ohya | Citation: Nucl. Data Sheets 111, 1619 (2010) | Cutoff date: 20-Jan-2009
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-8.5×103 keV SY | S(n)= 9.9×103 keV 4 | S(p)= 4.15×103 keV 15 | Q(α)= 1.02×103 keV 15 | ||
Reference: 2012WA38 |
References: | |||
A | 121La ε decay | B | 92Mo(32S,2pnγ) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | AB | 5/2(+) | 29.7 s 15 % ε = 100 | |||||
134.42 21 | AB | (7/2+) | 134.0 2 | 100 4 | D | 0.0 | 5/2(+) | |
139.36 23 | AB | (5/2-) | 138.7 2 | 100 10 | 0.0 | 5/2(+) | ||
176.0 3 | B | (7/2-) | 176.0 3 | | 0.0 | 5/2(+) | ||
213.3 4 | A | 213.3 4 | 100 6 | 0.0 | 5/2(+) | |||
236.6 5 | A | 97.8 4 | 100 6 | 139.36 | (5/2-) | |||
274.0 4 | B | (9/2-) | 98.0 3 134.6 5 | <100 | (D) | 176.0 139.36 | (7/2-) (5/2-) | |
303.87 23 | AB | (9/2+) | 169.5 3 303.7 3 | 23 2 100 7 | (Q) | 134.42 0.0 | (7/2+) 5/2(+) | |
372.2 4 | B | (11/2-) | 98.4 3 196.2 3 | <100 74 3 | (D) | 274.0 176.0 | (9/2-) (7/2-) | |
379.40 22 | AB | (3/2+) | 239.8 4 244.3 5 379.1 3 | 100 8 92 17 | D D | 139.36 134.42 0.0 | (5/2-) (7/2+) 5/2(+) | |
502.7 3 | B | (11/2+) | 199.2 3 368.2 3 | 16 3 100 5 | (Q) | 303.87 134.42 | (9/2+) (7/2+) | |
558.9 3 | B | (5/2+) | 179.3 3 424.5 5 ? 425.5 5 | 100 40 | 379.40 134.42 134.42 | (3/2+) (7/2+) (7/2+) | ||
617.6 4 | B | (13/2-) | 245.5 3 343.6 3 | 100 8 80 8 | D Q | 372.2 274.0 | (11/2-) (9/2-) | |
733.9 3 | B | (13/2+) | 231.4 3 429.7 3 | 11 2 100 7 | Q | 502.7 303.87 | (11/2+) (9/2+) | |
747.2 4 | B | (15/2-) | 129.8 3 374.9 3 | 14 1 100 4 | D (Q) | 617.6 372.2 | (13/2-) (11/2-) | |
774.6 3 | B | (7/2+) | 215.8 3 395.0 3 | 53 7 100 27 | D Q | 558.9 379.40 | (5/2+) (3/2+) | |
990.5 4 | B | (15/2+) | 256.4 3 487.9 3 | 8.6 30 100 6 | Q | 733.9 502.7 | (13/2+) (11/2+) | |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
1024.1 5 | B | (9/2+) | 249.2 5 465.5 5 | | 774.6 558.9 | (7/2+) (5/2+) | ||
1133.8 5 | B | (17/2-) | 386.7 3 516.1 5 | 100 21 | D | 747.2 617.6 | (15/2-) (13/2-) | |
1270.2 5 | B | (19/2-) | 523.0 3 | 100 | Q | 747.2 | (15/2-) | |
1274.1 4 | B | (17/2+) | 283.4 3 540.4 3 | 13 9 100 7 | Q | 990.5 733.9 | (15/2+) (13/2+) | |
1289.9 5 | B | (11/2+) | 265.9 5 515.3 5 | | 1024.1 774.6 | (9/2+) (7/2+) | ||
1581.7 5 | B | (19/2+) | 591.2 3 | 100 12 | Q | 990.5 | (15/2+) | |
1598.0 6 | B | (13/2+) | 307.8 5 574.0 5 | | 1289.9 1024.1 | (11/2+) (9/2+) | ||
1783.7 5 | B | (21/2-) | 513.3 5 649.9 3 | 100 9 | Q | 1270.2 1133.8 | (19/2-) (17/2-) | |
1890.7 6 | B | (15/2+) | 292.5 5 601.0 5 | | 1598.0 1289.9 | (13/2+) (11/2+) | ||
1904.6 5 | B | (21/2+) | 630.5 3 | 100 7 | Q | 1274.1 | (17/2+) | |
1912.4 6 | B | (23/2-) | 642.2 3 | 100 6 | Q | 1270.2 | (19/2-) | |
2248.3 6 | B | (17/2+) | 357.9 5 650.1 5 | | 1890.7 1598.0 | (15/2+) (13/2+) | ||
2254.1 7 | B | (23/2+) | 672.4 5 | | 1581.7 | (19/2+) | ||
2519.9 6 | B | (25/2-) | 607.5 5 736.1 5 | | 1912.4 1783.7 | (23/2-) (21/2-) | ||
2534.9 7 | B | (19/2+) | 286.7 5 644.1 5 | | 2248.3 1890.7 | (17/2+) (15/2+) | ||
2600.0 6 | B | (25/2+) | 695.4 3 | 100 10 | Q | 1904.6 | (21/2+) | |
2640.2 7 | B | (27/2-) | 727.7 5 | | 1912.4 | (23/2-) | ||
2978.9 9 | B | (27/2+) | 724.7 5 | | 2254.1 | (23/2+) | ||
3127.6 9 | B | (23/2+) | 592.7 5 | | 2534.9 | (19/2+) | ||
3246.4 7 | B | (29/2-) | 606.2 5 726.5 5 | | 2640.2 2519.9 | (27/2-) (25/2-) | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
3322.4 8 | B | (29/2+) | 722.4 5 | | 2600.0 | (25/2+) | ||
3413.9 8 | B | (31/2-) | 773.7 5 | | Q | 2640.2 | (27/2-) | |
3725.0 10 | B | (31/2+) | 746.1 5 | | 2978.9 | (27/2+) | ||
3752.2 10 | B | (27/2+) | 624.6 5 | | 3127.6 | (23/2+) | ||
3919.5 8 | B | (33/2-) | 505.7 3 673.1 5 | 100 7 | 3413.9 3246.4 | (31/2-) (29/2-) | ||
4049.8 9 | B | (33/2+) | 727.4 5 | | 3322.4 | (29/2+) | ||
4209.4 8 | B | (35/2-) | 795.5 3 | 100 13 | Q | 3413.9 | (31/2-) | |
4471.0 11 | B | (31/2+) | 718.9 5 | | 3752.2 | (27/2+) | ||
4471.1 11 | B | (35/2+) | 746.1 5 | | 3725.0 | (31/2+) | ||
4664.1 9 | B | (37/2-) | 744.6 5 | | 3919.5 | (33/2-) | ||
4826.9 10 | B | (37/2+) | 777.1 3 | 100 40 | 4049.8 | (33/2+) | ||
5041.7 9 | B | (39/2-) | 832.3 3 | 100 21 | Q | 4209.4 | (35/2-) | |
5260.6 12 | B | (39/2+) | 789.5 3 | 100 40 | 4471.1 | (35/2+) | ||
5525.1 11 | B | (41/2-) | 861.0 5 | | 4664.1 | (37/2-) | ||
5690.7 11 | B | (41/2+) | 863.8 5 | | 4826.9 | (37/2+) | ||
5932.5 9 | B | (43/2-) | 890.8 3 | 100 15 | 5041.7 | (39/2-) | ||
6136.1 12 | B | (43/2+) | 875.5 3 | 100 20 | 5260.6 | (39/2+) | ||
6497.9 11 | B | (45/2-) | 972.8 3 | 100 15 | 5525.1 | (41/2-) | ||
6654.5 12 | B | (45/2+) | 963.8 5 | | 5690.7 | (41/2+) | ||
6895.9 11 | B | (47/2-) | 963.4 5 | | 5932.5 | (43/2-) | ||
7114.2 13 | B | (47/2+) | 978.1 5 | | 6136.1 | (43/2+) | ||
7719.8 13 | B | (49/2+) | 1065.3 5 | | 6654.5 | (45/2+) | ||
7938.9 12 | B | (51/2-) | 1043.0 5 | | 6895.9 | (47/2-) | ||
9064.9 13 | B | (55/2-) | 1126.0 5 | | 7938.9 | (51/2-) |
E(level): E(levels) are based on a least-squares fit to E(γ’s)
Jπ(level): From 92Mo(32S,2pnγ) based on band assignments
M(γ): From γ(θ) in 92Mo(32S,2pnγ)
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - 5/2+[413]. | |||||||
0.0 | 5/2(+) | 29.7 s 15 % ε = 100 | |||||
134.42 21 | (7/2+) | 134.0 2 | 100 4 | D | 0.0 | 5/2(+) | |
303.87 23 | (9/2+) | 169.5 3 303.7 3 | 23 2 100 7 | (Q) | 134.42 0.0 | (7/2+) 5/2(+) | |
502.7 3 | (11/2+) | 199.2 3 368.2 3 | 16 3 100 5 | (Q) | 303.87 134.42 | (9/2+) (7/2+) | |
733.9 3 | (13/2+) | 231.4 3 429.7 3 | 11 2 100 7 | Q | 502.7 303.87 | (11/2+) (9/2+) | |
990.5 4 | (15/2+) | 256.4 3 487.9 3 | 8.6 30 100 6 | Q | 733.9 502.7 | (13/2+) (11/2+) | |
1274.1 4 | (17/2+) | 283.4 3 540.4 3 | 13 9 100 7 | Q | 990.5 733.9 | (15/2+) (13/2+) | |
1581.7 5 | (19/2+) | 591.2 3 | 100 12 | Q | 990.5 | (15/2+) | |
1904.6 5 | (21/2+) | 630.5 3 | 100 7 | Q | 1274.1 | (17/2+) | |
2254.1 7 | (23/2+) | 672.4 5 | | 1581.7 | (19/2+) | ||
2600.0 6 | (25/2+) | 695.4 3 | 100 10 | Q | 1904.6 | (21/2+) | |
2978.9 9 | (27/2+) | 724.7 5 | | 2254.1 | (23/2+) | ||
3322.4 8 | (29/2+) | 722.4 5 | | 2600.0 | (25/2+) | ||
3725.0 10 | (31/2+) | 746.1 5 | | 2978.9 | (27/2+) | ||
4049.8 9 | (33/2+) | 727.4 5 | | 3322.4 | (29/2+) | ||
4471.1 11 | (35/2+) | 746.1 5 | | 3725.0 | (31/2+) | ||
4826.9 10 | (37/2+) | 777.1 3 | 100 40 | 4049.8 | (33/2+) | ||
5260.6 12 | (39/2+) | 789.5 3 | 100 40 | 4471.1 | (35/2+) | ||
5690.7 11 | (41/2+) | 863.8 5 | | 4826.9 | (37/2+) | ||
6136.1 12 | (43/2+) | 875.5 3 | 100 20 | 5260.6 | (39/2+) | ||
6654.5 12 | (45/2+) | 963.8 5 | | 5690.7 | (41/2+) | ||
7114.2 13 | (47/2+) | 978.1 5 | | 6136.1 | (43/2+) | ||
7719.8 13 | (49/2+) | 1065.3 5 | | 6654.5 | (45/2+) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - 5/2-[532]. | |||||||
139.36 23 | (5/2-) | ||||||
176.0 3 | (7/2-) | 176.0 3 | | 0.0 | 5/2(+) | ||
274.0 4 | (9/2-) | 98.0 3 134.6 5 | <100 | (D) | 176.0 139.36 | (7/2-) (5/2-) | |
372.2 4 | (11/2-) | 98.4 3 196.2 3 | <100 74 3 | (D) | 274.0 176.0 | (9/2-) (7/2-) | |
617.6 4 | (13/2-) | 245.5 3 343.6 3 | 100 8 80 8 | D Q | 372.2 274.0 | (11/2-) (9/2-) | |
747.2 4 | (15/2-) | 129.8 3 374.9 3 | 14 1 100 4 | D (Q) | 617.6 372.2 | (13/2-) (11/2-) | |
1133.8 5 | (17/2-) | 386.7 3 516.1 5 | 100 21 | D | 747.2 617.6 | (15/2-) (13/2-) | |
1270.2 5 | (19/2-) | 523.0 3 | 100 | Q | 747.2 | (15/2-) | |
1783.7 5 | (21/2-) | 513.3 5 649.9 3 | 100 9 | Q | 1270.2 1133.8 | (19/2-) (17/2-) | |
1912.4 6 | (23/2-) | 642.2 3 | 100 6 | Q | 1270.2 | (19/2-) | |
2519.9 6 | (25/2-) | 607.5 5 736.1 5 | | 1912.4 1783.7 | (23/2-) (21/2-) | ||
2640.2 7 | (27/2-) | 727.7 5 | | 1912.4 | (23/2-) | ||
3246.4 7 | (29/2-) | 606.2 5 726.5 5 | | 2640.2 2519.9 | (27/2-) (25/2-) | ||
3413.9 8 | (31/2-) | 773.7 5 | | Q | 2640.2 | (27/2-) | |
3919.5 8 | (33/2-) | 505.7 3 673.1 5 | 100 7 | 3413.9 3246.4 | (31/2-) (29/2-) | ||
4209.4 8 | (35/2-) | 795.5 3 | 100 13 | Q | 3413.9 | (31/2-) | |
4664.1 9 | (37/2-) | 744.6 5 | | 3919.5 | (33/2-) | ||
5041.7 9 | (39/2-) | 832.3 3 | 100 21 | Q | 4209.4 | (35/2-) | |
5525.1 11 | (41/2-) | 861.0 5 | | 4664.1 | (37/2-) | ||
5932.5 9 | (43/2-) | 890.8 3 | 100 15 | 5041.7 | (39/2-) | ||
6497.9 11 | (45/2-) | 972.8 3 | 100 15 | 5525.1 | (41/2-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
6895.9 11 | (47/2-) | 963.4 5 | | 5932.5 | (43/2-) | ||
7938.9 12 | (51/2-) | 1043.0 5 | | 6895.9 | (47/2-) | ||
9064.9 13 | (55/2-) | 1126.0 5 | | 7938.9 | (51/2-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 3 - 3/2+[411]. | |||||||
379.40 22 | (3/2+) | ||||||
558.9 3 | (5/2+) | 179.3 3 424.5 5 ? 425.5 5 | 100 40 | 379.40 134.42 134.42 | (3/2+) (7/2+) (7/2+) | ||
774.6 3 | (7/2+) | 215.8 3 395.0 3 | 53 7 100 27 | D Q | 558.9 379.40 | (5/2+) (3/2+) | |
1024.1 5 | (9/2+) | 249.2 5 465.5 5 | | 774.6 558.9 | (7/2+) (5/2+) | ||
1289.9 5 | (11/2+) | 265.9 5 515.3 5 | | 1024.1 774.6 | (9/2+) (7/2+) | ||
1598.0 6 | (13/2+) | 307.8 5 574.0 5 | | 1289.9 1024.1 | (11/2+) (9/2+) | ||
1890.7 6 | (15/2+) | 292.5 5 601.0 5 | | 1598.0 1289.9 | (13/2+) (11/2+) | ||
2248.3 6 | (17/2+) | 357.9 5 650.1 5 | | 1890.7 1598.0 | (15/2+) (13/2+) | ||
2534.9 7 | (19/2+) | 286.7 5 644.1 5 | | 2248.3 1890.7 | (17/2+) (15/2+) | ||
3127.6 9 | (23/2+) | 592.7 5 | | 2534.9 | (19/2+) | ||
3752.2 10 | (27/2+) | 624.6 5 | | 3127.6 | (23/2+) | ||
4471.0 11 | (31/2+) | 718.9 5 | | 3752.2 | (27/2+) |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | 5/2(+) | 29.7 s 15 % ε = 100 | Q=+1.79 12, μ=+0.660 1 E(level): 5/2+[413]. |
134.42 | (7/2+) | E(level): 5/2+[413]. | |
139.36 | (5/2-) | E(level): 5/2-[532]. | |
176.0 | (7/2-) | E(level): 5/2-[532]. | |
274.0 | (9/2-) | E(level): 5/2-[532]. | |
303.87 | (9/2+) | E(level): 5/2+[413]. | |
372.2 | (11/2-) | E(level): 5/2-[532]. | |
379.40 | (3/2+) | E(level): 3/2+[411]. | |
502.7 | (11/2+) | E(level): 5/2+[413]. | |
558.9 | (5/2+) | E(level): 3/2+[411]. | |
617.6 | (13/2-) | E(level): 5/2-[532]. | |
733.9 | (13/2+) | E(level): 5/2+[413]. | |
747.2 | (15/2-) | E(level): 5/2-[532]. | |
774.6 | (7/2+) | E(level): 3/2+[411]. | |
990.5 | (15/2+) | E(level): 5/2+[413]. | |
1024.1 | (9/2+) | E(level): 3/2+[411]. | |
1133.8 | (17/2-) | E(level): 5/2-[532]. | |
1270.2 | (19/2-) | E(level): 5/2-[532]. | |
1274.1 | (17/2+) | E(level): 5/2+[413]. | |
1289.9 | (11/2+) | E(level): 3/2+[411]. | |
1581.7 | (19/2+) | E(level): 5/2+[413]. | |
1598.0 | (13/2+) | E(level): 3/2+[411]. | |
1783.7 | (21/2-) | E(level): 5/2-[532]. | |
1890.7 | (15/2+) | E(level): 3/2+[411]. | |
1904.6 | (21/2+) | E(level): 5/2+[413]. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
1912.4 | (23/2-) | E(level): 5/2-[532]. | |
2248.3 | (17/2+) | E(level): 3/2+[411]. | |
2254.1 | (23/2+) | E(level): 5/2+[413]. | |
2519.9 | (25/2-) | E(level): 5/2-[532]. | |
2534.9 | (19/2+) | E(level): 3/2+[411]. | |
2600.0 | (25/2+) | E(level): 5/2+[413]. | |
2640.2 | (27/2-) | E(level): 5/2-[532]. | |
2978.9 | (27/2+) | E(level): 5/2+[413]. | |
3127.6 | (23/2+) | E(level): 3/2+[411]. | |
3246.4 | (29/2-) | E(level): 5/2-[532]. | |
3322.4 | (29/2+) | E(level): 5/2+[413]. | |
3413.9 | (31/2-) | E(level): 5/2-[532]. | |
3725.0 | (31/2+) | E(level): 5/2+[413]. | |
3752.2 | (27/2+) | E(level): 3/2+[411]. | |
3919.5 | (33/2-) | E(level): 5/2-[532]. | |
4049.8 | (33/2+) | E(level): 5/2+[413]. | |
4209.4 | (35/2-) | E(level): 5/2-[532]. | |
4471.0 | (31/2+) | E(level): 3/2+[411]. | |
4471.1 | (35/2+) | E(level): 5/2+[413]. | |
4664.1 | (37/2-) | E(level): 5/2-[532]. | |
4826.9 | (37/2+) | E(level): 5/2+[413]. | |
5041.7 | (39/2-) | E(level): 5/2-[532]. | |
5260.6 | (39/2+) | E(level): 5/2+[413]. | |
5525.1 | (41/2-) | E(level): 5/2-[532]. | |
5690.7 | (41/2+) | E(level): 5/2+[413]. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
5932.5 | (43/2-) | E(level): 5/2-[532]. | |
6136.1 | (43/2+) | E(level): 5/2+[413]. | |
6497.9 | (45/2-) | E(level): 5/2-[532]. | |
6654.5 | (45/2+) | E(level): 5/2+[413]. | |
6895.9 | (47/2-) | E(level): 5/2-[532]. | |
7114.2 | (47/2+) | E(level): 5/2+[413]. | |
7719.8 | (49/2+) | E(level): 5/2+[413]. | |
7938.9 | (51/2-) | E(level): 5/2-[532]. | |
9064.9 | (55/2-) | E(level): 5/2-[532]. |
Gammas: From 92Mo(32S,2pnγ), unless noted otherwise; upper limits are given for undivided multiply placed γ’s
Q-value: Note: Current evaluation has used the following Q record -8342 SY993×101 33 4140 140 1020 140 2009AuZZ
Q-value: ΔQ(β-)=523 (syst,2009AuZZ)
Q-value: Q(εp)=4141 142 (2009AuZZ)