ADOPTED LEVELS, GAMMAS for 134Pr
Author: A.A. Sonzogni | Citation: Nucl. Data Sheets 103, 1 (2004) | Cutoff date: 31-Jul-2004
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-2882 keV 24 | S(n)= 8662 keV 24 | S(p)= 3.40×103 keV 3 | Q(α)= 6.7×102 keV 4 | ||
Reference: 2012WA38 |
References: | |||
A | 134Nd ε decay | B | (HI,xnγ) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0+X | A | 2- | 17 m 2 % ε = 100 | |||||
115.6+X 4 | A | 1- | 115.7 5 | 100 | M1,E2 | 0.0+X | 2- | |
163.1+X 3 | A | 1+ | 163.2 5 | 100 | E1 | 0.0+X | 2- | |
216.7+X 4 | A | 1+ | 101.2 5 216.8 5 | 18.779 100 | E1 [E1] | 115.6+X 0.0+X | 1- 2- | |
289.0+X 4 | A | 1+ | 126.0 5 288.9 5 | 4.0179 100 | [M1+E2] E1 | 163.1+X 0.0+X | 1+ 2- | |
335.9+X 4 | A | (1,2)+ | 119.4 5 336.0 5 | 100 70 | M1,E2 | 216.7+X 0.0+X | 1+ 2- | |
352.5+X 4 | A | 0,1 | 189.4 5 352.0 5 | 100 88.235 | 163.1+X 0.0+X | 1+ 2- | ||
379.2+X 3 | A | 1+ | 90.1 5 379.1 5 | 100 47.368 | M1,E2 [E1] | 289.0+X 0.0+X | 1+ 2- | |
433.3+X 6 | A | 0,1 | 144.3 5 | 100 | 289.0+X | 1+ | ||
458.8+X 4 | A | 0,1 | 295.5 5 459.0 5 | 100 37.931 | 163.1+X 0.0+X | 1+ 2- | ||
472.4+X 4 | A | 1+ | 93.3 5 183.5 5 309.2 5 | 17.241 48.276 100 | M1,E2 [M1+E2] [M1+E2] | 379.2+X 289.0+X 163.1+X | 1+ 1+ 1+ | |
483.4+X 3 | A | 1+ | 104.1 5 130.6 5 147.8 5 320.5 5 483.5 5 | 75 22.5 55 45 100 | M1,E2 [M1+E2] [E1] | 379.2+X 352.5+X 335.9+X 163.1+X 0.0+X | 1+ 0,1 (1,2)+ 1+ 2- | |
583.0+X 5 | A | 583.0 5 | 100 | 0.0+X | 2- | |||
631.0+X 6 | A | 1+ | 467.9 5 | 100 | 163.1+X | 1+ | ||
673.0+X 5 | A | 673.0 5 | 100 | 0.0+X | 2- | |||
1155.1+X 6 | A | 1+ | 992.0 5 | 100 | 163.1+X | 1+ | ||
1216.7+X 11 | A | 1+ | 1000 | 100 | 216.7+X | 1+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0+Y | B | (6-) | ≈ 11 m % ε = 100 | |||||
306.50+Y 10 | B | (7+) | 3.18 ns 7 | 306.5 1 | 100 | (E1) | 0.0+Y | (6-) |
345.8+Y 10 | B | (8+) | 39.3 | 100 | M1 | 306.50+Y | (7+) | |
440.1+Y 15 | B | (9+) | 94.3 | 100 | M1 | 345.8+Y | (8+) | |
611.0+Y 16 | B | (10+) | 3.4 ps 8 | 171.0 | 100 | 440.1+Y | (9+) | |
898.1+Y 16 | B | (11+) | 287.4 458.1 | 100 9 | 611.0+Y 440.1+Y | (10+) (9+) | ||
1204.3+Y 17 | B | (11+) | 306.3 593.6 | | 898.1+Y 611.0+Y | (11+) (10+) | ||
1235.3+Y 17 | B | (11+) | 624.4 795 | 100 <5.6 | 611.0+Y 440.1+Y | (10+) (9+) | ||
1236.7+Y 17 | B | (11) | 339.0 | 100 | 898.1+Y | (11+) | ||
1447.4+Y 17 | B | (12+) | 210.3 244 836.0 | 100 3 17 10 33 | 1236.7+Y 1204.3+Y 611.0+Y | (11) (11+) (10+) | ||
1482.0+Y 17 | B | (12+) | 245.0 278 871 | 100 37.5 25 13 | 1236.7+Y 1204.3+Y 611.0+Y | (11) (11+) (10+) | ||
1518.3+Y 17 | B | (12+) | 282.9 620.0 907.0 | 86.4 100 19.3 7 | 1235.3+Y 898.1+Y 611.0+Y | (11+) (11+) (10+) | ||
1620.7+Y 17 | B | (13+) | 416.2 722.4 | 100 41.2 | 1204.3+Y 898.1+Y | (11+) (11+) | ||
1841.8+Y 17 | B | (13+) | 323.6 637.5 944 | 100 26.7 <2.1 | 1518.3+Y 1204.3+Y 898.1+Y | (12+) (11+) (11+) | ||
2016.1+Y 17 | B | (13+) | 395.3 811.5 | 91.7 100 | 1620.7+Y 1204.3+Y | (13+) (11+) | ||
2032.8+Y 21 | B | (11-) | ||||||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
2092.5+Y 18 | B | (14+) | 610.5 645.0 | 100 56 | 1482.0+Y 1447.4+Y | (12+) (12+) | ||
2178.8+Y 17 | B | (14+) | 337.0 558.1 661.0 975 | 100 26.7 11 6 <5.6 | 1841.8+Y 1620.7+Y 1518.3+Y 1204.3+Y | (13+) (13+) (12+) (11+) | ||
2248.8+Y 18 | B | (12-) | 216.0 1044.5 | 50 100 | 2032.8+Y 1204.3+Y | (11-) (11+) | ||
2479.0+Y 18 | B | (13-) | 230.2 446.0 858.2 | 55.6 <13.9 100 | 2248.8+Y 2032.8+Y 1620.7+Y | (12-) (11-) (13+) | ||
2511.1+Y 18 | B | (14+) | 495.3 890.3 | 85 100 | 2016.1+Y 1620.7+Y | (13+) (13+) | ||
2547.6+Y 17 | B | (15+) | 368.8 531.3 705.8 927 | 100 36 11 40.0 22 33.333 | 2178.8+Y 2016.1+Y 1841.8+Y 1620.7+Y | (14+) (13+) (13+) (13+) | ||
2679.5+Y 18 | B | (14-) | 200.4 663 837.5 | 100 26.6 23.4 | 2479.0+Y 2016.1+Y 1841.8+Y | (13-) (13+) (13+) | ||
2859.9+Y 21 | B | (16+) | 767.5 | 100 | 2092.5+Y | (14+) | ||
2884.2+Y 18 | B | (15-) | 204.4 404.5 706 | 100.0 19 <1.9 7.4 4 | 2679.5+Y 2479.0+Y 2178.8+Y | (14-) (13-) (14+) | ||
2947.1+Y 18 | B | (16+) | 399.6 436.2 768.4 931 | 100 100 5 50 23 45.5 | 2547.6+Y 2511.1+Y 2178.8+Y 2016.1+Y | (15+) (14+) (14+) (13+) | ||
2991.7+Y 18 | B | (15+) | 480.6 975.6 | 36.3 100 | 2511.1+Y 2016.1+Y | (14+) (13+) | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
3123.7+Y 19 | B | (16-) | 239.8 444.0 | 100 38.3 | 2884.2+Y 2679.5+Y | (15-) (14-) | ||
3413.6+Y 19 | B | (17-) | 289.7 529.5 | 100 9.8 4 | 3123.7+Y 2884.2+Y | (16-) (15-) | ||
3419.1+Y 19 | B | (17+) | 428 472 872 907.8 | <25 65 <20 100 5 | 2991.7+Y 2947.1+Y 2547.6+Y 2511.1+Y | (15+) (16+) (15+) (14+) | ||
3537.9+Y 19 | B | (16+) | 546.1 1026.8 | 49.5 100 | 2991.7+Y 2511.1+Y | (15+) (14+) | ||
3709.1+Y 23 | B | (18+) | 849.1 | 100 | 2859.9+Y | (16+) | ||
3756.6+Y 20 | B | (18-) | 342.8 633.0 | 100 23.5 | 3413.6+Y 3123.7+Y | (17-) (16-) | ||
3885.1+Y 19 | B | (18+) | 466.0 938 | 10E+1 5 100 | 3419.1+Y 2947.1+Y | (17+) (16+) | ||
4058.7+Y 20 | B | (17+) | 520.8 1067.0 | 24.8 100 | 3537.9+Y 2991.7+Y | (16+) (15+) | ||
4142.1+Y 20 | B | (19-) | 385.6 728.4 | 100 40.3 | 3756.6+Y 3413.6+Y | (18-) (17-) | ||
4553.4+Y 25 | B | (20+) | 844.3 | 100 | 3709.1+Y | (18+) | ||
4580.1+Y 21 | B | (20-) | 437.9 823.5 | 100 49.5 | 4142.1+Y 3756.6+Y | (19-) (18-) | ||
4597.8+Y 20 | B | (18+) | 539 1059.8 | 59.6 100 | 4058.7+Y 3537.9+Y | (17+) (16+) | ||
4969.9+Y | B | (20+) | 1084 | <100 | 3885.1+Y | (18+) | ||
5056.1+Y 21 | B | (21-) | 476.0 914.2 | 100 42.9 | 4580.1+Y 4142.1+Y | (20-) (19-) | ||
5097.0+Y 21 | B | (19+) | 499.3 1038.5 | 43.3 100 | 4597.8+Y 4058.7+Y | (18+) (17+) | ||
5376+Y 3 | B | (22+) | 296 fs 16 | 822.5 | 100 | 4553.4+Y | (20+) | |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
5537.3+Y 21 | B | (20+) | 440.4 939.4 | 72.7 100 | 5097.0+Y 4597.8+Y | (19+) (18+) | ||
5573.2+Y 22 | B | (22-) | 517.3 993 | 100 70.7 | 5056.1+Y 4580.1+Y | (21-) (20-) | ||
6010.6+Y 23 | B | (21+) | 473 913.5 | <20.4 100 | 5537.3+Y 5097.0+Y | (20+) (19+) | ||
6123.2+Y 22 | B | (23-) | 550 1067 | 100 59 3 | 5573.2+Y 5056.1+Y | (22-) (21-) | ||
6258+Y 3 | B | (24+) | 205 fs 11 | 882.5 | 100 | 5376+Y | (22+) | |
6485.3+Y 24 | B | (22+) | 475 948 | <50 100 | 6010.6+Y 5537.3+Y | (21+) (20+) | ||
6715.2+Y 23 | B | (24-) | 592 1142 | 100 56 | 6123.2+Y 5573.2+Y | (23-) (22-) | ||
7015.0+Y | B | (23+) | 529 1004 | 100 100 | 6485.3+Y 6010.6+Y | (22+) (21+) | ||
7236+Y 3 | B | (26+) | 87 fs 10 | 977.4 | 100 | 6258+Y | (24+) | |
7327.2+Y 23 | B | (25-) | 612 1204 | 10E+1 4 100 | 6715.2+Y 6123.2+Y | (24-) (23-) | ||
7973.2+Y 24 | B | (26-) | 646 1258 | 10E+1 6 7E+1 3 | 7327.2+Y 6715.2+Y | (25-) (24-) | ||
8311+Y 4 | B | (28+) | 71 fs 8 | 1075.5 | 100 | 7236+Y | (26+) | |
8649.7+Y | B | (27-) | 676 1322 | 100 100 | 7973.2+Y 7327.2+Y | (26-) (25-) | ||
9478+Y 4 | B | (30+) | 53 fs 6 | 1167.0 | 100 | 8311+Y | (28+) | |
10730+Y 4 | B | (32+) | 40 fs 6 | 1252.0 | 100 | 9478+Y | (30+) | |
12056+Y 4 | B | (34+) | 1326 | 100 | 10730+Y | (32+) | ||
0.0+Z | B | |||||||
871.51+Z 20 | B | 871.5 2 | 100 | 0.0+Z | ||||
1819.7+Z 3 | B | 166 fs 21 | 948.2 2 | 100 | 871.51+Z | |||
2829.2+Z 4 | B | 116 fs 15 | 1009.5 2 | 100 | 1819.7+Z | |||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
3893.5+Z 4 | B | 85 fs 11 | 1064.3 2 | 100 | 2829.2+Z | |||
5020.0+Z 5 | B | 60 fs 8 | 1126.5 2 | 100 | 3893.5+Z | |||
6220.8+Z 5 | B | 44 fs 6 | 1200.8 2 | 100 | 5020.0+Z | |||
7508.5+Z 6 | B | 33 fs 4 | 1287.7 2 | 100 | 6220.8+Z | |||
8894.3+Z 6 | B | 24 fs 3 | 1385.7 2 | 100 | 7508.5+Z | |||
10376.3+Z 6 | B | 16.6 fs 21 | 1482.0 2 | 100 | 8894.3+Z | |||
11964.3+Z 7 | B | 1588.0 2 | 100 | 10376.3+Z | ||||
13656.3+Z 12 | B | 1692 1 | 100 | 11964.3+Z |
Jπ(level): Based on Logft values for levels seen in 134Nd ε+β+ decay, while on systematics, γ spectroscopy, band pattern for levels seen in (HI,xnγ) reactions
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - πh11/23ν1/2[530], average transition quadrupole | |||||||
2092.5+Y 18 | (14+) | ||||||
2859.9+Y 21 | (16+) | 767.5 | 100 | 2092.5+Y | (14+) | ||
3709.1+Y 23 | (18+) | 849.1 | 100 | 2859.9+Y | (16+) | ||
4553.4+Y 25 | (20+) | 844.3 | 100 | 3709.1+Y | (18+) | ||
5376+Y 3 | (22+) | 296 fs 16 | 822.5 | 100 | 4553.4+Y | (20+) | |
6258+Y 3 | (24+) | 205 fs 11 | 882.5 | 100 | 5376+Y | (22+) | |
7236+Y 3 | (26+) | 87 fs 10 | 977.4 | 100 | 6258+Y | (24+) | |
8311+Y 4 | (28+) | 71 fs 8 | 1075.5 | 100 | 7236+Y | (26+) | |
9478+Y 4 | (30+) | 53 fs 6 | 1167.0 | 100 | 8311+Y | (28+) | |
10730+Y 4 | (32+) | 40 fs 6 | 1252.0 | 100 | 9478+Y | (30+) | |
12056+Y 4 | (34+) | 1326 | 100 | 10730+Y | (32+) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - π5/2[413]ν9/2[514] | |||||||
2032.8+Y 21 | (11-) | ||||||
2248.8+Y 18 | (12-) | 216.0 1044.5 | 50 100 | 2032.8+Y 1204.3+Y | (11-) (11+) | ||
2479.0+Y 18 | (13-) | 230.2 446.0 858.2 | 55.6 <13.9 100 | 2248.8+Y 2032.8+Y 1620.7+Y | (12-) (11-) (13+) | ||
2679.5+Y 18 | (14-) | 200.4 663 837.5 | 100 26.6 23.4 | 2479.0+Y 2016.1+Y 1841.8+Y | (13-) (13+) (13+) | ||
2884.2+Y 18 | (15-) | 204.4 404.5 706 | 100.0 19 <1.9 7.4 4 | 2679.5+Y 2479.0+Y 2178.8+Y | (14-) (13-) (14+) | ||
3123.7+Y 19 | (16-) | 239.8 444.0 | 100 38.3 | 2884.2+Y 2679.5+Y | (15-) (14-) | ||
3413.6+Y 19 | (17-) | 289.7 529.5 | 100 9.8 4 | 3123.7+Y 2884.2+Y | (16-) (15-) | ||
3756.6+Y 20 | (18-) | 342.8 633.0 | 100 23.5 | 3413.6+Y 3123.7+Y | (17-) (16-) | ||
4142.1+Y 20 | (19-) | 385.6 728.4 | 100 40.3 | 3756.6+Y 3413.6+Y | (18-) (17-) | ||
4580.1+Y 21 | (20-) | 437.9 823.5 | 100 49.5 | 4142.1+Y 3756.6+Y | (19-) (18-) | ||
5056.1+Y 21 | (21-) | 476.0 914.2 | 100 42.9 | 4580.1+Y 4142.1+Y | (20-) (19-) | ||
5573.2+Y 22 | (22-) | 517.3 993 | 100 70.7 | 5056.1+Y 4580.1+Y | (21-) (20-) | ||
6123.2+Y 22 | (23-) | 550 1067 | 100 59 3 | 5573.2+Y 5056.1+Y | (22-) (21-) | ||
6715.2+Y 23 | (24-) | 592 1142 | 100 56 | 6123.2+Y 5573.2+Y | (23-) (22-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
7327.2+Y 23 | (25-) | 612 1204 | 10E+1 4 100 | 6715.2+Y 6123.2+Y | (24-) (23-) | ||
7973.2+Y 24 | (26-) | 646 1258 | 10E+1 6 7E+1 3 | 7327.2+Y 6715.2+Y | (25-) (24-) | ||
8649.7+Y | (27-) | 676 1322 | 100 100 | 7973.2+Y 7327.2+Y | (26-) (25-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 3 - πh11/2νh11/2 | |||||||
306.50+Y 10 | (7+) | 3.18 ns 7 | |||||
345.8+Y 10 | (8+) | 39.3 | 100 | M1 | 306.50+Y | (7+) | |
440.1+Y 15 | (9+) | 94.3 | 100 | M1 | 345.8+Y | (8+) | |
611.0+Y 16 | (10+) | 3.4 ps 8 | 171.0 | 100 | 440.1+Y | (9+) | |
898.1+Y 16 | (11+) | 287.4 458.1 | 100 9 | 611.0+Y 440.1+Y | (10+) (9+) | ||
1204.3+Y 17 | (11+) | 306.3 593.6 | | 898.1+Y 611.0+Y | (11+) (10+) | ||
1620.7+Y 17 | (13+) | 416.2 722.4 | 100 41.2 | 1204.3+Y 898.1+Y | (11+) (11+) | ||
2016.1+Y 17 | (13+) | 395.3 811.5 | 91.7 100 | 1620.7+Y 1204.3+Y | (13+) (11+) | ||
2511.1+Y 18 | (14+) | 495.3 890.3 | 85 100 | 2016.1+Y 1620.7+Y | (13+) (13+) | ||
2991.7+Y 18 | (15+) | 480.6 975.6 | 36.3 100 | 2511.1+Y 2016.1+Y | (14+) (13+) | ||
3537.9+Y 19 | (16+) | 546.1 1026.8 | 49.5 100 | 2991.7+Y 2511.1+Y | (15+) (14+) | ||
4058.7+Y 20 | (17+) | 520.8 1067.0 | 24.8 100 | 3537.9+Y 2991.7+Y | (16+) (15+) | ||
4597.8+Y 20 | (18+) | 539 1059.8 | 59.6 100 | 4058.7+Y 3537.9+Y | (17+) (16+) | ||
5097.0+Y 21 | (19+) | 499.3 1038.5 | 43.3 100 | 4597.8+Y 4058.7+Y | (18+) (17+) | ||
5537.3+Y 21 | (20+) | 440.4 939.4 | 72.7 100 | 5097.0+Y 4597.8+Y | (19+) (18+) | ||
6010.6+Y 23 | (21+) | 473 913.5 | <20.4 100 | 5537.3+Y 5097.0+Y | (20+) (19+) | ||
6485.3+Y 24 | (22+) | 475 948 | <50 100 | 6010.6+Y 5537.3+Y | (21+) (20+) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
7015.0+Y | (23+) | ||||||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 4 - π3/2[541]νh11/2 | |||||||
1235.3+Y 17 | (11+) | ||||||
1518.3+Y 17 | (12+) | 282.9 620.0 907.0 | 86.4 100 19.3 7 | 1235.3+Y 898.1+Y 611.0+Y | (11+) (11+) (10+) | ||
1841.8+Y 17 | (13+) | 323.6 637.5 944 | 100 26.7 <2.1 | 1518.3+Y 1204.3+Y 898.1+Y | (12+) (11+) (11+) | ||
2178.8+Y 17 | (14+) | 337.0 558.1 661.0 975 | 100 26.7 11 6 <5.6 | 1841.8+Y 1620.7+Y 1518.3+Y 1204.3+Y | (13+) (13+) (12+) (11+) | ||
2547.6+Y 17 | (15+) | 368.8 531.3 705.8 927 | 100 36 11 40.0 22 33.333 | 2178.8+Y 2016.1+Y 1841.8+Y 1620.7+Y | (14+) (13+) (13+) (13+) | ||
2947.1+Y 18 | (16+) | 399.6 436.2 768.4 931 | 100 100 5 50 23 45.5 | 2547.6+Y 2511.1+Y 2178.8+Y 2016.1+Y | (15+) (14+) (14+) (13+) | ||
3419.1+Y 19 | (17+) | 428 472 872 907.8 | <25 65 <20 100 5 | 2991.7+Y 2947.1+Y 2547.6+Y 2511.1+Y | (15+) (16+) (15+) (14+) | ||
3885.1+Y 19 | (18+) | 466.0 938 | 10E+1 5 100 | 3419.1+Y 2947.1+Y | (17+) (16+) | ||
4969.9+Y | (20+) | 1084 | <100 | 3885.1+Y | (18+) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 5 - Band based on Y level, possibly of negative parity, | |||||||
0.0+Z | |||||||
871.51+Z 20 | 871.5 2 | 100 | 0.0+Z | ||||
1819.7+Z 3 | 166 fs 21 | 948.2 2 | 100 | 871.51+Z | |||
2829.2+Z 4 | 116 fs 15 | 1009.5 2 | 100 | 1819.7+Z | |||
3893.5+Z 4 | 85 fs 11 | 1064.3 2 | 100 | 2829.2+Z | |||
5020.0+Z 5 | 60 fs 8 | 1126.5 2 | 100 | 3893.5+Z | |||
6220.8+Z 5 | 44 fs 6 | 1200.8 2 | 100 | 5020.0+Z | |||
7508.5+Z 6 | 33 fs 4 | 1287.7 2 | 100 | 6220.8+Z | |||
8894.3+Z 6 | 24 fs 3 | 1385.7 2 | 100 | 7508.5+Z | |||
10376.3+Z 6 | 16.6 fs 21 | 1482.0 2 | 100 | 8894.3+Z | |||
11964.3+Z 7 | 1588.0 2 | 100 | 10376.3+Z | ||||
13656.3+Z 12 | 1692 1 | 100 | 11964.3+Z |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
163.1+X | 1+ | Jπ(level): From log ft=4.7-5.8 in ε+β+ decay of 134Nd(0+). | |
216.7+X | 1+ | Jπ(level): From log ft=4.7-5.8 in ε+β+ decay of 134Nd(0+). | |
289.0+X | 1+ | Jπ(level): From log ft=4.7-5.8 in ε+β+ decay of 134Nd(0+). | |
352.5+X | 0,1 | Jπ(level): From log ft=5.9-6.2 in ε+β+ decay of 134Nd(0+). | |
379.2+X | 1+ | Jπ(level): From log ft=4.7-5.8 in ε+β+ decay of 134Nd(0+). | |
433.3+X | 0,1 | Jπ(level): From log ft=5.9-6.2 in ε+β+ decay of 134Nd(0+). | |
458.8+X | 0,1 | Jπ(level): From log ft=5.9-6.2 in ε+β+ decay of 134Nd(0+). | |
472.4+X | 1+ | Jπ(level): From log ft=4.7-5.8 in ε+β+ decay of 134Nd(0+). | |
483.4+X | 1+ | Jπ(level): From log ft=4.7-5.8 in ε+β+ decay of 134Nd(0+). | |
631.0+X | 1+ | Jπ(level): From log ft=4.7-5.8 in ε+β+ decay of 134Nd(0+). | |
1155.1+X | 1+ | Jπ(level): From log ft=4.7-5.8 in ε+β+ decay of 134Nd(0+). | |
1216.7+X | 1+ | Jπ(level): From log ft=4.7-5.8 in ε+β+ decay of 134Nd(0+). | |
0.0+Y | (6-) | ≈ 11 m % ε = 100 | No IT decay observed. |
306.50+Y | (7+) | 3.18 ns 7 | E(level): πh11/2νh11/2. T1/2(level): From (HI,xnγ) dataset. |
345.8+Y | (8+) | E(level): πh11/2νh11/2. | |
440.1+Y | (9+) | E(level): πh11/2νh11/2. | |
611.0+Y | (10+) | 3.4 ps 8 | E(level): πh11/2νh11/2. T1/2(level): From (HI,xnγ) dataset. |
898.1+Y | (11+) | E(level): πh11/2νh11/2. | |
1204.3+Y | (11+) | E(level): πh11/2νh11/2. | |
1235.3+Y | (11+) | E(level): π3/2[541]νh11/2. | |
1518.3+Y | (12+) | E(level): π3/2[541]νh11/2. | |
1620.7+Y | (13+) | E(level): πh11/2νh11/2. | |
1841.8+Y | (13+) | E(level): π3/2[541]νh11/2. | |
2016.1+Y | (13+) | E(level): πh11/2νh11/2. | |
2032.8+Y | (11-) | E(level): π5/2[413]ν9/2[514]. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
2092.5+Y | (14+) | E(level): πh11/23ν1/2[530], average transition quadrupole. | |
2178.8+Y | (14+) | E(level): π3/2[541]νh11/2. | |
2248.8+Y | (12-) | E(level): π5/2[413]ν9/2[514]. | |
2479.0+Y | (13-) | E(level): π5/2[413]ν9/2[514]. | |
2511.1+Y | (14+) | E(level): πh11/2νh11/2. | |
2547.6+Y | (15+) | E(level): π3/2[541]νh11/2. | |
2679.5+Y | (14-) | E(level): π5/2[413]ν9/2[514]. | |
2859.9+Y | (16+) | E(level): πh11/23ν1/2[530], average transition quadrupole. | |
2884.2+Y | (15-) | E(level): π5/2[413]ν9/2[514]. | |
2947.1+Y | (16+) | E(level): π3/2[541]νh11/2. | |
2991.7+Y | (15+) | E(level): πh11/2νh11/2. | |
3123.7+Y | (16-) | E(level): π5/2[413]ν9/2[514]. | |
3413.6+Y | (17-) | E(level): π5/2[413]ν9/2[514]. | |
3419.1+Y | (17+) | E(level): π3/2[541]νh11/2. | |
3537.9+Y | (16+) | E(level): πh11/2νh11/2. | |
3709.1+Y | (18+) | E(level): πh11/23ν1/2[530], average transition quadrupole. | |
3756.6+Y | (18-) | E(level): π5/2[413]ν9/2[514]. | |
3885.1+Y | (18+) | E(level): π3/2[541]νh11/2. | |
4058.7+Y | (17+) | E(level): πh11/2νh11/2. | |
4142.1+Y | (19-) | E(level): π5/2[413]ν9/2[514]. | |
4553.4+Y | (20+) | E(level): πh11/23ν1/2[530], average transition quadrupole. | |
4580.1+Y | (20-) | E(level): π5/2[413]ν9/2[514]. | |
4597.8+Y | (18+) | E(level): πh11/2νh11/2. | |
4969.9+Y | (20+) | E(level): π3/2[541]νh11/2. | |
5056.1+Y | (21-) | E(level): π5/2[413]ν9/2[514]. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
5097.0+Y | (19+) | E(level): πh11/2νh11/2. | |
5376+Y | (22+) | 296 fs 16 | E(level): πh11/23ν1/2[530], average transition quadrupole. T1/2(level): From (HI,xnγ) dataset. |
5537.3+Y | (20+) | E(level): πh11/2νh11/2. | |
5573.2+Y | (22-) | E(level): π5/2[413]ν9/2[514]. | |
6010.6+Y | (21+) | E(level): πh11/2νh11/2. | |
6123.2+Y | (23-) | E(level): π5/2[413]ν9/2[514]. | |
6258+Y | (24+) | 205 fs 11 | E(level): πh11/23ν1/2[530], average transition quadrupole. T1/2(level): From (HI,xnγ) dataset. |
6485.3+Y | (22+) | E(level): πh11/2νh11/2. | |
6715.2+Y | (24-) | E(level): π5/2[413]ν9/2[514]. | |
7015.0+Y | (23+) | E(level): πh11/2νh11/2. | |
7236+Y | (26+) | 87 fs 10 | E(level): πh11/23ν1/2[530], average transition quadrupole. T1/2(level): From (HI,xnγ) dataset. |
7327.2+Y | (25-) | E(level): π5/2[413]ν9/2[514]. | |
7973.2+Y | (26-) | E(level): π5/2[413]ν9/2[514]. | |
8311+Y | (28+) | 71 fs 8 | E(level): πh11/23ν1/2[530], average transition quadrupole. T1/2(level): From (HI,xnγ) dataset. |
8649.7+Y | (27-) | E(level): π5/2[413]ν9/2[514]. | |
9478+Y | (30+) | 53 fs 6 | E(level): πh11/23ν1/2[530], average transition quadrupole. T1/2(level): From (HI,xnγ) dataset. |
10730+Y | (32+) | 40 fs 6 | E(level): πh11/23ν1/2[530], average transition quadrupole. T1/2(level): From (HI,xnγ) dataset. |
12056+Y | (34+) | E(level): πh11/23ν1/2[530], average transition quadrupole. | |
0.0+Z | E(level): Band based on Y level, possibly of negative parity,. | ||
871.51+Z | E(level): Band based on Y level, possibly of negative parity,. | ||
1819.7+Z | 166 fs 21 | E(level): Band based on Y level, possibly of negative parity,. T1/2(level): From (HI,xnγ) dataset. | |
2829.2+Z | 116 fs 15 | E(level): Band based on Y level, possibly of negative parity,. T1/2(level): From (HI,xnγ) dataset. | |
3893.5+Z | 85 fs 11 | E(level): Band based on Y level, possibly of negative parity,. T1/2(level): From (HI,xnγ) dataset. | |
5020.0+Z | 60 fs 8 | E(level): Band based on Y level, possibly of negative parity,. T1/2(level): From (HI,xnγ) dataset. | |
6220.8+Z | 44 fs 6 | E(level): Band based on Y level, possibly of negative parity,. T1/2(level): From (HI,xnγ) dataset. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
7508.5+Z | 33 fs 4 | E(level): Band based on Y level, possibly of negative parity,. T1/2(level): From (HI,xnγ) dataset. | |
8894.3+Z | 24 fs 3 | E(level): Band based on Y level, possibly of negative parity,. T1/2(level): From (HI,xnγ) dataset. | |
10376.3+Z | 16.6 fs 21 | E(level): Band based on Y level, possibly of negative parity,. T1/2(level): From (HI,xnγ) dataset. | |
11964.3+Z | E(level): Band based on Y level, possibly of negative parity,. | ||
13656.3+Z | E(level): Band based on Y level, possibly of negative parity,. |
Two long-lived isomers have been observed in 134Pr. One of them with a T1/2 of 17 min and Jπ of 2- was observed in the ε+β+ decay of 134Nd, which subsequently undergoes ε+β+ decay to 134Ce (1973Ar13); this level was also observed in heavy-ion induced reactions (2000Ga24). Another isomer with T1/2≈11 min was observed following heavy-ion reactions (1973Ar13, 2000Ga24), which decays by ε+β+ to 134Ce, reaching levels with J values from 4 to 8. Unfortunately, these ε+β+ studies on the 11-min isomer can not assign it a definite Jπ value; a (5-) value (1994Se07) and a (7-) value (2000Ga24) have been suggested. Two separate sets of short-lived levels in 134Pr were observed in both decay and reaction studies. The lowest energy level observed following heavy-ion reactions has been associated with the 11-min level. α recent work (2003Ro09) has assigned a Jπ value of (6-) to this level based on systematic studies, gamma spectroscopy data and ε+β+ decay properties. This assignment is adopted here with the all caveats aforementioned. The energy difference between the 2- and (6-) isomers is unknown. α recent 134Pr mass measurement (2000Be42) was assigned to the 2- isomer because it was thought that due to its larger T1/2 and lower spin, it was most likely to be observed following 1-GeV proton-induced spallation of tantalum targets. An analysis of the data in the same paper indicates that the 134Pr ground state is the 11-min isomer, while the 17-min 2- isomer is at an excitation energy of 40 keV 200.
2004Br05: theoretical calculations on high-spin levels.
Q-value: Note: Current evaluation has used the following Q record -2870 40 8650 40 3380 40 690 40 2003Au03