ADOPTED LEVELS, GAMMAS for 249Bk
Author: Khalifeh Abusaleem | Citation: Nucl. Data Sheets 112, 2129 (2011) | Cutoff date: 31-Dec-2010
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=124.6 keV 14 | S(n)= 6.30×103 keV SY | S(p)= 4832 keV 6 | Q(α)= 5523.4 keV 21 | ||
Reference: 2012WA38 |
References: | |||
A | 249Cm β- decay | B | 253Es α decay (20.47 d) |
C | 248Cm(α,t),(3He,d) | D | Coulomb Excitation |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | ABCD | 7/2+ | 330 d 4 % β- = 99.99855 8 % α = 0.00145 8 % SF = 47×10-9 2 | |||||
8.777 14 | ABC | 3/2- | 0.3 ms | 8.78S | 100 | [M2] | 0.0 | 7/2+ |
39.622 13 | ABC | (5/2-) | 30.85 1 | 100 9 | M1+E2 | 8.777 | 3/2- | |
41.805 8 | BCD | 9/2+ | 9 ps 2 | 41.80 1 | 100 7 | M1+E2 | 0.0 | 7/2+ |
82.599 13 | ABC | 7/2- | 42.98 1 73.82 1 82.61 2 | 100 10 11.9 16 0.65 9 | M1+E2 E2 | 39.622 8.777 0.0 | (5/2-) 3/2- 7/2+ | |
93.759 8 | B D | 11/2+ | 5 ps 1 | 51.96 1 93.76 1 | 100 10 8.7 9 | M1+E2 E2 | 41.805 0.0 | 9/2+ 7/2+ |
137.712 13 | BC | (9/2-) | 55.11 2 95.90 2 98.09 1 137.71 5 | 100 7 0.49 7 30 3 0.18 4 | M1+E2 E2 | 82.599 41.805 39.622 0.0 | 7/2- 9/2+ (5/2-) 7/2+ | |
155.854 10 | BCD | 13/2+ | 62.08 1 114.04 1 | 100 8 18.1 19 | M1+E2 (E2) | 93.759 41.805 | 11/2+ 9/2+ | |
204.575 14 | BC | (11/2-) | 66.86 1 121.98 1 162.7 1 | 100 10 55 7 0.71 20 | (E2) | 137.712 82.599 41.805 | (9/2-) 7/2- 9/2+ | |
229.242 12 | B D | (15/2+) | 73.43 2 135.51 1 | 100 9 33 5 | 155.854 93.759 | 13/2+ 11/2+ | ||
283.133 15 | B | (13/2-) | 78.56 1 145.42 1 189.4 1 | 100 7 81 8 ≈1.22 | E2 | 204.575 137.712 93.759 | (11/2-) (9/2-) 11/2+ | |
311.857 23 ? | B | (17/2+) | 82.61 2 156.08 8 | 100 10 29 6 | (M1) (E2) | 229.242 155.854 | (15/2+) 13/2+ | |
373.181 24 | B | (15/2-) | 90.05 2 168.57 8 | 56 8 100 9 | (E2) | 283.133 204.575 | (13/2-) (11/2-) | |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
377.562 23 | ABC | (1/2+) | 368.77 2 | 100 6 | (E1+M2) | 8.777 | 3/2- | |
389.171 17 | AB | 5/2+ | 306.58 8 347.34 5 349.56 5 389.17 2 | 0.09 1 0.74 11 0.52 8 100 4 | M1 | 82.599 41.805 39.622 0.0 | 7/2- 9/2+ (5/2-) 7/2+ | |
410.69 8 | ABC | (3/2+) | 402.0 1 ? | 100 20 | 8.777 | 3/2- | ||
421.366 24 | AB | (5/2+) | 43.7 421.39 3 | 100 5 | 377.562 0.0 | (1/2+) 7/2+ | ||
428.958 17 | B | 7/2+ | 291.26 8 335.20 5 346.37 5 387.15 2 428.95 5 | 0.18 2 0.74 9 0.84 11 100 5 29.2 18 | M1 M1+E2 | 137.712 93.759 82.599 41.805 0.0 | (9/2-) 11/2+ 7/2- 9/2+ 7/2+ | |
473.66 22 | B | 17/2- | 100.5 3 190.5 3 | ≈80 100 | 373.181 283.133 | (15/2-) (13/2-) | ||
475.002 14 | BC | (9/2+) | 270.46 8 319.16 5 337.30 5 381.23 2 392.42 5 433.20 2 475.00 5 | 0.33 4 0.67 6 0.95 8 100 5 0.80 8 49 4 5.8 5 | (M1) (M1) (M1) | 204.575 155.854 137.712 93.759 82.599 41.805 0.0 | (11/2-) 13/2+ (9/2-) 11/2+ 7/2- 9/2+ 7/2+ | |
498.67 7 | B | 7/2+ | 70.0 416.3 2 456.84 8 498.6 2 | <6 8.8 22 100.0 13 36 8 | 428.958 82.599 41.805 0.0 | 7/2+ 7/2- 9/2+ 7/2+ | ||
519.190 20 | B | (7/2+) | 89.9 425.43 2 436.8 4 477.40 5 | <0.45 100 7 ≈0.45 50 6 | 428.958 93.759 82.599 41.805 | 7/2+ 11/2+ 7/2- 9/2+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
542.095 20 | B | (11/2+) | 258.9 2 312.7 1 386.0 404.4 1 448.34 2 500.30 5 541.9 | ≈0.31 0.70 10 100 38 1.25 14 100 5 22.3 22 1.8 | (M1) (M1+E2) (M1) | 283.133 229.242 155.854 137.712 93.759 41.805 0.0 | (13/2-) (15/2+) 13/2+ (9/2-) 11/2+ 9/2+ 7/2+ | |
553 6 | C | (1/2) | ||||||
558.164 25 | AB | (3/2-) | 136.81 2 168.8 2 180.51 6 475.4 2 518.56 6 549.40 5 | 36.74 42 2.5 3 21.9 18 8.2 15 100.0 1 30.27 29 | E1 [E1] [M1,E2] [M1,E2] | 421.366 389.171 377.562 82.599 39.622 8.777 | (5/2+) 5/2+ (1/2+) 7/2- (5/2-) 3/2- | |
569.21 5 | ABC | (1/2-) | 158.6 1 191.6 1 529.65 23 560.42 5 | 0.35 5 1.19 14 083 11 100 7 | (M1+E2) | 410.69 377.562 39.622 8.777 | (3/2+) (1/2+) (5/2-) 3/2- | |
570 3 | C | |||||||
597.836 17 | BC | (13/2+) | 55.6 78.8 122.1 168.8 2 368.77 2 441.83 2 503.93 5 555.8 3 | <0.28 <0.28 <0.28 ≈1.39 100 6 21.9 25 5.8 6 0.03 1 | (M1) | 542.095 519.190 475.002 428.958 229.242 155.854 93.759 41.805 | (11/2+) (7/2+) (9/2+) 7/2+ (15/2+) 13/2+ 11/2+ 9/2+ | |
606.69 3 | B | (7/2-) | 87.5 2 177.6 185.3 1 402.0 1 469.00 5 524.10 5 567.10 5 | ≈1.25 <1.25 10 3 6.3 14 100 9 65 8 56 6 | 519.190 428.958 421.366 204.575 137.712 82.599 39.622 | (7/2+) 7/2+ (5/2+) (11/2-) (9/2-) 7/2- (5/2-) | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
624.30 17 | B | (5/2) | 203.1 5 235.1 2 624.3 4 | ≈10 100 ≈23 | 421.366 389.171 0.0 | (5/2+) 5/2+ 7/2+ | ||
624.93 4 | B | (5/2-) | 203.1 5 542.30 5 585.35 5 616.1 1 | ≈10 61 9 94 6 100 8 | 421.366 82.599 39.622 8.777 | (5/2+) 7/2- (5/2-) 3/2- | ||
625 1 | C | (9/2-) | ||||||
643.058 17 | ABC | (1/2-) | 85.2 2 231.7 264.1 603.4 2 634.28 1 | 0.36 4 <22 <22 0.43 7 100 7 | (M1+E2) | 558.164 410.69 377.562 39.622 8.777 | (3/2-) (3/2+) (1/2+) (5/2-) 3/2- | |
654.1 10 | B | 134.9 | 100 | 519.190 | (7/2+) | |||
661.52 4 | ABC | (3/2-) | 283.7 2 621.87 5 652.79 5 | 100 7 79 6 | (M1+E2) (M1+E2) | 377.562 39.622 8.777 | (1/2+) (5/2-) 3/2- | |
671.089 23 | B | 13/2+ | 152.2 2 441.83 2 515.5 1 577.6 2 | ≈0.25 100 10 4.4 9 1.9 4 | 519.190 229.242 155.854 93.759 | (7/2+) (15/2+) 13/2+ 11/2+ | ||
672.81 9 | B | 5/2+ | 244.0 2 283.7 2 590.1 3 633.0 3 664.0 2 672.8 2 | ≈20 ≈100 ≈20 ≈40 100 10 28 7 | 428.958 389.171 82.599 39.622 8.777 0.0 | 7/2+ 5/2+ 7/2- (5/2-) 3/2- 7/2+ | ||
682 6 | C | (11/2-) | ||||||
701.85 15 | B | (15/2+) | 472.6 2 545.9 3 608.2 3 | 100 25 37.5 12 ≈12.5 | 229.242 155.854 93.759 | (15/2+) 13/2+ 11/2+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
703.42 10 | B | (7/2-) | 228.4 2 274.5 2 314.2 2 661.6 2 703.6 4 | ≈42 ≈42 ≈83 100 17 ≈8.3 | 475.002 428.958 389.171 41.805 0.0 | (9/2+) 7/2+ 5/2+ 9/2+ 7/2+ | ||
704.84 4 | B | 11/2- | 98.2 2 185.6 2 421.7 2 500.30 5 567.10 5 | ≈0.21 ≈0.7 ≈5.6 100 8 32 3 | 606.69 519.190 283.133 204.575 137.712 | (7/2-) (7/2+) (13/2-) (11/2-) (9/2-) | ||
709.12 11 | BC | 5/2- | 102.8 3 298.5 330.7 571.0 3 626.5 2 669.5 2 700.3 3 | ≈1.7 <17.2 <17.2 <17.2 69 11 100 9 6.9 18 | 606.69 410.69 377.562 137.712 82.599 39.622 8.777 | (7/2-) (3/2+) (1/2+) (9/2-) 7/2- (5/2-) 3/2- | ||
711.15 12 | BC | 7/2 | 192.0 2 236.1 2 282.2 2 | ≈30 100 ≈50 | 519.190 475.002 428.958 | (7/2+) (9/2+) 7/2+ | ||
723.17 8 | BC | 9/2- | 204.0 247.7 518.60 8 640.6 2 | <0.98 <0.98 100 10 3.3 4 | 519.190 475.002 204.575 82.599 | (7/2+) (9/2+) (11/2-) 7/2- | ||
750 1 | C | (9/2-) | ||||||
767.89 9 | B | (9/2-) | 726.1 2 767.9 1 | 17.4 17 100 6 | 41.805 0.0 | 9/2+ 7/2+ | ||
769.15 14 | BC | (9/2) | 227.1 2 294.1 2 340.2 5 | 100 ≈50 ≈25 | 542.095 475.002 428.958 | (11/2+) (9/2+) 7/2+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
794 5 | C | |||||||
836.07 13 | BC | (11/2-) | 742.4 3 794.2 2 836.1 2 | 33 5 100 12 24 4 | 93.759 41.805 0.0 | 11/2+ 9/2+ 7/2+ | ||
840 3 | C | |||||||
899.64 13 | B | (3/2,5/2) | 227.0 3 860.3 2 890.5 2 | ≈22.7 27 3 100 9 | 672.81 39.622 8.777 | 5/2+ (5/2-) 3/2- | ||
909 5 | C | |||||||
911.16 22 | B | (13/2-) | 755.3 3 817.4 3 | 24 5 100 10 | 155.854 93.759 | 13/2+ 11/2+ | ||
932.18 5 | BC | (7/2-) | 164.4 3 838.5 3 890.5 2 932.17 5 | ≈0.73 2.9 5 54 6 100 5 | 767.89 93.759 41.805 0.0 | (9/2-) 11/2+ 9/2+ 7/2+ | ||
934.64 17 | BC | (3/2-,5/2,7/2) | 261.7 3 852.1 2 | ≈25.8 100 6 | 672.81 82.599 | 5/2+ 7/2- | ||
947 10 | C | |||||||
988.14 9 | BC | (9/2-) | 894.5 2 946.3 1 | 67 8 100 6 | 93.759 41.805 | 11/2+ 9/2+ | ||
1055.77 7 | B | (11/2-) | 899.9 1 962.1 1 1014.4 5 | 100 7 3.3 6 ≈2.8 | 155.854 93.759 39.622 | 13/2+ 11/2+ (5/2-) | ||
1075.05 8 | B | (9/2+) | 981.3 3 1033.3 Calc. 1075.05 8 | ≈1.7 ≈17 100 7 | 93.759 41.805 0.0 | 11/2+ 9/2+ 7/2+ | ||
1133.91 8 | BC | (13/2-) | 1040.15 8 | 100 7 | 93.759 | 11/2+ | ||
1143.78 15 | B | (11/2+) | 1050.0 2 1102.0 2 | 30 6 100 14 | 93.759 41.805 | 11/2+ 9/2+ | ||
1150.64 12 | BC | (5/2-) | 721.6 2 761.5 2 1150.7 2 | 48 8 100 10 26 4 | 428.958 389.171 0.0 | 7/2+ 5/2+ 7/2+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
1186 8 | C | |||||||
1223.01 10 | B | (7/2+) | 455.1 748.0 794.0 2 833.8 2 1181.3 2 1223.0 2 | <21.3 <21.3 32 5 100 9 21 3 12.8 17 | 767.89 475.002 428.958 389.171 41.805 0.0 | (9/2-) (9/2+) 7/2+ 5/2+ 9/2+ 7/2+ | ||
1227.54 10 | BC | (13/2+) | 998.3 1 | 100 10 | 229.242 | (15/2+) | ||
1311 5 | C | |||||||
1347 7 | C | |||||||
1390 6 | C |
E(level): From least-squares fit to Eγ
T1/2(level): From 253Es α decay, unless otherwise noted
I(γ): Relative photon intensity deexciting level from 253Es α decay, unless otherwise stated
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - 7/2[633]. | |||||||
0.0 | 7/2+ | 330 d 4 % β- = 99.99855 8 % α = 0.00145 8 % SF = 47×10-9 2 | |||||
41.805 8 | 9/2+ | 9 ps 2 | 41.80 1 | 100 7 | M1+E2 | 0.0 | 7/2+ |
93.759 8 | 11/2+ | 5 ps 1 | 51.96 1 93.76 1 | 100 10 8.7 9 | M1+E2 E2 | 41.805 0.0 | 9/2+ 7/2+ |
155.854 10 | 13/2+ | 62.08 1 114.04 1 | 100 8 18.1 19 | M1+E2 (E2) | 93.759 41.805 | 11/2+ 9/2+ | |
229.242 12 | (15/2+) | 73.43 2 135.51 1 | 100 9 33 5 | 155.854 93.759 | 13/2+ 11/2+ | ||
311.857 23 | (17/2+) | 82.61 2 156.08 8 | 100 10 29 6 | (M1) (E2) | 229.242 155.854 | (15/2+) 13/2+ | |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - 3/2[521]. | |||||||
8.777 14 | 3/2- | 0.3 ms | |||||
39.622 13 | (5/2-) | 30.85 1 | 100 9 | M1+E2 | 8.777 | 3/2- | |
82.599 13 | 7/2- | 42.98 1 73.82 1 82.61 2 | 100 10 11.9 16 0.65 9 | M1+E2 E2 | 39.622 8.777 0.0 | (5/2-) 3/2- 7/2+ | |
137.712 13 | (9/2-) | 55.11 2 95.90 2 98.09 1 137.71 5 | 100 7 0.49 7 30 3 0.18 4 | M1+E2 E2 | 82.599 41.805 39.622 0.0 | 7/2- 9/2+ (5/2-) 7/2+ | |
204.575 14 | (11/2-) | 66.86 1 121.98 1 162.7 1 | 100 10 55 7 0.71 20 | (E2) | 137.712 82.599 41.805 | (9/2-) 7/2- 9/2+ | |
283.133 15 | (13/2-) | 78.56 1 145.42 1 189.4 1 | 100 7 81 8 ≈1.22 | E2 | 204.575 137.712 93.759 | (11/2-) (9/2-) 11/2+ | |
373.181 24 | (15/2-) | 90.05 2 168.57 8 | 56 8 100 9 | (E2) | 283.133 204.575 | (13/2-) (11/2-) | |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 3 - 1/2[400] or maybe 1/2[660]. | |||||||
377.562 23 | (1/2+) | ||||||
410.69 8 | (3/2+) | 402.0 1 ? | 100 20 | 8.777 | 3/2- | ||
421.366 24 | (5/2+) | 43.7 421.39 3 | 100 5 | 377.562 0.0 | (1/2+) 7/2+ | ||
519.190 20 | (7/2+) | 89.9 425.43 2 436.8 4 477.40 5 | <0.45 100 7 ≈0.45 50 6 | 428.958 93.759 82.599 41.805 | 7/2+ 11/2+ 7/2- 9/2+ | ||
671.089 23 | 13/2+ | 152.2 2 441.83 2 515.5 1 577.6 2 | ≈0.25 100 10 4.4 9 1.9 4 | 519.190 229.242 155.854 93.759 | (7/2+) (15/2+) 13/2+ 11/2+ | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 4 - 5/2[642]. | |||||||
389.171 17 | 5/2+ | ||||||
428.958 17 | 7/2+ | 291.26 8 335.20 5 346.37 5 387.15 2 428.95 5 | 0.18 2 0.74 9 0.84 11 100 5 29.2 18 | M1 M1+E2 | 137.712 93.759 82.599 41.805 0.0 | (9/2-) 11/2+ 7/2- 9/2+ 7/2+ | |
475.002 14 | (9/2+) | 270.46 8 319.16 5 337.30 5 381.23 2 392.42 5 433.20 2 475.00 5 | 0.33 4 0.67 6 0.95 8 100 5 0.80 8 49 4 5.8 5 | (M1) (M1) (M1) | 204.575 155.854 137.712 93.759 82.599 41.805 0.0 | (11/2-) 13/2+ (9/2-) 11/2+ 7/2- 9/2+ 7/2+ | |
542.095 20 | (11/2+) | 258.9 2 312.7 1 386.0 404.4 1 448.34 2 500.30 5 541.9 | ≈0.31 0.70 10 100 38 1.25 14 100 5 22.3 22 1.8 | (M1) (M1+E2) (M1) | 283.133 229.242 155.854 137.712 93.759 41.805 0.0 | (13/2-) (15/2+) 13/2+ (9/2-) 11/2+ 9/2+ 7/2+ | |
597.836 17 | (13/2+) | 55.6 78.8 122.1 168.8 2 368.77 2 441.83 2 503.93 5 555.8 3 | <0.28 <0.28 <0.28 ≈1.39 100 6 21.9 25 5.8 6 0.03 1 | (M1) | 542.095 519.190 475.002 428.958 229.242 155.854 93.759 41.805 | (11/2+) (7/2+) (9/2+) 7/2+ (15/2+) 13/2+ 11/2+ 9/2+ | |
701.85 15 | (15/2+) | 472.6 2 545.9 3 608.2 3 | 100 25 37.5 12 ≈12.5 | 229.242 155.854 93.759 | (15/2+) 13/2+ 11/2+ | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 5 - 1/2[530]. | |||||||
558.164 25 | (3/2-) | ||||||
569.21 5 | (1/2-) | 158.6 1 191.6 1 529.65 23 560.42 5 | 0.35 5 1.19 14 083 11 100 7 | (M1+E2) | 410.69 377.562 39.622 8.777 | (3/2+) (1/2+) (5/2-) 3/2- | |
606.69 3 | (7/2-) | 87.5 2 177.6 185.3 1 402.0 1 469.00 5 524.10 5 567.10 5 | ≈1.25 <1.25 10 3 6.3 14 100 9 65 8 56 6 | 519.190 428.958 421.366 204.575 137.712 82.599 39.622 | (7/2+) 7/2+ (5/2+) (11/2-) (9/2-) 7/2- (5/2-) | ||
624.93 4 | (5/2-) | 203.1 5 542.30 5 585.35 5 616.1 1 | ≈10 61 9 94 6 100 8 | 421.366 82.599 39.622 8.777 | (5/2+) 7/2- (5/2-) 3/2- | ||
704.84 4 | 11/2- | 98.2 2 185.6 2 421.7 2 500.30 5 567.10 5 | ≈0.21 ≈0.7 ≈5.6 100 8 32 3 | 606.69 519.190 283.133 204.575 137.712 | (7/2-) (7/2+) (13/2-) (11/2-) (9/2-) | ||
723.17 8 | 9/2- | 204.0 247.7 518.60 8 640.6 2 | <0.98 <0.98 100 10 3.3 4 | 519.190 475.002 204.575 82.599 | (7/2+) (9/2+) (11/2-) 7/2- | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 6 - 1/2[521]. | |||||||
643.058 17 | (1/2-) | ||||||
661.52 4 | (3/2-) | 283.7 2 621.87 5 652.79 5 | 100 7 79 6 | (M1+E2) (M1+E2) | 377.562 39.622 8.777 | (1/2+) (5/2-) 3/2- | |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 7 - 7/2[514]. | |||||||
750 1 | (9/2-) | ||||||
836.07 13 | (11/2-) | 742.4 3 794.2 2 836.1 2 | 33 5 100 12 24 4 | 93.759 41.805 0.0 | 11/2+ 9/2+ 7/2+ |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
8.777 | 3/2- | 0.3 ms | 8.78 | [M2] | 3.05×106 | B(M2)(W.u.)≈0.0161, α=3.05×106, α(M)=2.21E6 3, α(N)=6.45E5 9, α(O)=1.644E5 23, α(P)=2.95E4 5, α(Q)=1555 22, α(N+)=8.40E5 12 | |
39.622 | (5/2-) | 30.85 1 | M1+E2 | 0.12 2 | 3.2×102 | α=3.2×102 3, α(L)=236 21, α(M)=60 6, α(N)=16.8 16, α(O)=4.3 4, α(P)=0.80 7, α(Q)=0.0440 7, α(N+)=21.8 21 | |
41.805 | 9/2+ | 9 ps 2 | 41.80 1 | M1+E2 | 0.13 2 | 119 | B(E2)(W.u.)=7.×102 3, B(M1)(W.u.)=0.26 6, α=119 7, α(L)=88 5, α(M)=22.3 14, α(N)=6.2 4, α(O)=1.57 10, α(P)=0.300 16, α(Q)=0.0178 3, α(N+)=8.1 5 |
82.599 | 7/2- | 42.98 1 | M1+E2 | 0.10 2 | 101 | α=101 5, α(L)=75 4, α(M)=18.8 10, α(N)=5.2 3, α(O)=1.33 7, α(P)=0.258 11, α(Q)=0.01650 24, α(N+)=6.8 4 | |
7/2- | 73.82 1 | E2 | 84.9 | α=84.9, α(L)=61.2 9, α(M)=17.38 25, α(N)=4.86 7, α(O)=1.191 17, α(P)=0.196 3, α(Q)=0.000663 10, α(N+)=6.25 9 | |||
93.759 | 11/2+ | 5 ps 1 | 51.96 1 | M1+E2 | 0.15 2 | 61 | B(E2)(W.u.)=1.0×103 5, B(M1)(W.u.)=0.44 15, α=61 3, α(L)=45.3 19, α(M)=11.4 6, α(N)=3.15 15, α(O)=0.80 4, α(P)=0.154 6, α(Q)=0.00934 14, α(N+)=4.12 20 |
11/2+ | 5 ps 1 | 93.76 1 | E2 | 27.5 | B(E2)(W.u.)=2.7×102 7, α=27.5, α(L)=19.9 3, α(M)=5.64 8, α(N)=1.579 23, α(O)=0.387 6, α(P)=0.0642 9, α(Q)=0.000256 4, α(N+)=2.03 3 | ||
137.712 | (9/2-) | 55.11 2 | M1+E2 | 0.14 3 | 49 | α=49 3, α(L)=36.9 20, α(M)=9.2 6, α(N)=2.55 16, α(O)=0.65 4, α(P)=0.126 7, α(Q)=0.00787 13, α(N+)=3.34 21 | |
(9/2-) | 98.09 1 | E2 | 22.3 | α=22.3, α(L)=16.10 23, α(M)=4.57 7, α(N)=1.280 18, α(O)=0.314 5, α(P)=0.0521 8, α(Q)=0.000215 3, α(N+)=1.646 23 | |||
155.854 | 13/2+ | 62.08 1 | M1+E2 | 0.14 5 | 34 | α=34 3, α(L)=25.3 19, α(M)=6.3 6, α(N)=1.75 15, α(O)=0.45 4, α(P)=0.087 6, α(Q)=0.00554 11, α(N+)=2.29 20 | |
13/2+ | 114.04 1 | (E2) | 11.12 | α=11.12, α(L)=8.03 12, α(M)=2.28 4, α(N)=0.637 9, α(O)=0.1564 22, α(P)=0.0261 4, α(Q)=0.0001227 18, α(N+)=0.820 12 | |||
204.575 | (11/2-) | 121.98 1 | (E2) | 8.17 | α=8.17, α(L)=5.90 9, α(M)=1.673 24, α(N)=0.468 7, α(O)=0.1149 16, α(P)=0.0192 3, α(Q)=9.63×10-5 14, α(N+)=0.602 9 | ||
283.133 | (13/2-) | 145.42 1 | E2 | 3.85 | α=3.85, α(K)=0.1560 22, α(L)=2.67 4, α(M)=0.755 11, α(N)=0.211 3, α(O)=0.0519 8, α(P)=0.00872 13, α(Q)=5.27×10-5 8, α(N+)=0.272 4 | ||
311.857 | (17/2+) | 82.61 2 | (M1) | 13.39 | α=13.39, α(L)=10.04 14, α(M)=2.46 4, α(N)=0.680 10, α(O)=0.1750 25, α(P)=0.0346 5, α(Q)=0.00244 4, α(N+)=0.892 13 | ||
(17/2+) | 156.08 8 | (E2) | 2.86 | α=2.86, α(K)=0.1636 23, α(L)=1.95 3, α(M)=0.551 8, α(N)=0.1541 22, α(O)=0.0379 6, α(P)=0.00638 9, α(Q)=4.18×10-5 6, α(N+)=0.198 3 | |||
373.181 | (15/2-) | 168.57 8 | (E2) | 2.08 | α=2.08, α(K)=0.1629 23, α(L)=1.387 20, α(M)=0.392 6, α(N)=0.1096 16, α(O)=0.0270 4, α(P)=0.00456 7, α(Q)=3.28×10-5 5, α(N+)=0.1412 20 | ||
377.562 | (1/2+) | 368.77 2 | (E1+M2) | 0.47 5 | 0.47 | α=0.47 8, α(K)=0.33 6, α(L)=0.103 18, α(M)=0.027 5, α(N)=0.0075 13, α(O)=0.0019 4, α(P)=0.00037 7, α(Q)=2.4×10-5 5, α(N+)=0.0098 17 | |
389.171 | 5/2+ | 389.17 2 | M1 | 0.763 | α=0.763, α(K)=0.598 9, α(L)=0.1232 18, α(M)=0.0302 5, α(N)=0.00831 12, α(O)=0.00214 3, α(P)=0.000422 6, α(Q)=2.95×10-5 5, α(N+)=0.01090 16 | ||
428.958 | 7/2+ | 387.15 2 | M1 | 0.774 | α=0.774, α(K)=0.607 9, α(L)=0.1250 18, α(M)=0.0306 5, α(N)=0.00843 12, α(O)=0.00217 3, α(P)=0.000428 6, α(Q)=2.99×10-5 5, α(N+)=0.01106 16 | ||
7/2+ | 428.95 5 | M1+E2 | 0.35 15 | 0.53 | α=0.53 5, α(K)=0.41 4, α(L)=0.088 6, α(M)=0.0216 13, α(N)=0.0059 4, α(O)=0.00153 10, α(P)=0.000300 20, α(Q)=2.04×10-5 18, α(N+)=0.0078 5 | ||
475.002 | (9/2+) | 381.23 2 | (M1) | 0.807 | α=0.807, α(K)=0.633 9, α(L)=0.1305 19, α(M)=0.0319 5, α(N)=0.00880 13, α(O)=0.00226 4, α(P)=0.000447 7, α(Q)=3.12×10-5 5, α(N+)=0.01154 17 | ||
(9/2+) | 433.20 2 | (M1) | 0.569 | α=0.569, α(K)=0.447 7, α(L)=0.0918 13, α(M)=0.0224 4, α(N)=0.00619 9, α(O)=0.001592 23, α(P)=0.000314 5, α(Q)=2.19×10-5 3, α(N+)=0.00812 12 | |||
(9/2+) | 475.00 5 | (M1) | 0.443 | α=0.443, α(K)=0.348 5, α(L)=0.0713 10, α(M)=0.01743 25, α(N)=0.00480 7, α(O)=0.001236 18, α(P)=0.000244 4, α(Q)=1.703×10-5 24, α(N+)=0.00630 9 | |||
542.095 | (11/2+) | 386.0 | (M1) | 0.780 | α=0.780, α(K)=0.612 9, α(L)=0.1261 18, α(M)=0.0308 5, α(N)=0.00850 12, α(O)=0.00219 3, α(P)=0.000432 6, α(Q)=3.02×10-5 5, α(N+)=0.01115 16 | ||
(11/2+) | 448.34 2 | (M1+E2) | 0.55 15 | 0.42 | α=0.42 5, α(K)=0.32 4, α(L)=0.071 6, α(M)=0.0175 13, α(N)=0.0048 4, α(O)=0.00124 9, α(P)=0.000242 19, α(Q)=1.59×10-5 17, α(N+)=0.0063 5 | ||
(11/2+) | 500.30 5 | (M1) | 0.384 | α=0.384, α(K)=0.302 5, α(L)=0.0618 9, α(M)=0.01512 22, α(N)=0.00417 6, α(O)=0.001072 15, α(P)=0.000212 3, α(Q)=1.478×10-5 21, α(N+)=0.00547 8 | |||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
558.164 | (3/2-) | 136.81 2 | E1 | 0.257 | α=0.257, α(K)=0.192 3, α(L)=0.0484 7, α(M)=0.01196 17, α(N)=0.00327 5, α(O)=0.000814 12, α(P)=0.0001449 21, α(Q)=6.42×10-6 9, α(N+)=0.00423 6 | ||
(3/2-) | 180.51 6 | [E1] | 0.1373 | α=0.1373, α(K)=0.1049 15, α(L)=0.0243 4, α(M)=0.00597 9, α(N)=0.001633 23, α(O)=0.000409 6, α(P)=7.43×10-5 11, α(Q)=3.57E-6 5, α(N+)=0.00212 3 | |||
(3/2-) | 518.56 6 | [M1,E2] | 0.20 | α=0.20 15, α(K)=0.15 12, α(L)=0.037 19, α(M)=0.009 5, α(N)=0.0026 13, α(O)=0.0007 4, α(P)=0.00013 7, α(Q)=8.E-6 6, α(N+)=0.0034 16 | |||
(3/2-) | 549.40 5 | [M1,E2] | 0.17 | α=0.17 13, α(K)=0.13 11, α(L)=0.032 17, α(M)=0.008 4, α(N)=0.0022 11, α(O)=0.0006 3, α(P)=0.00011 6, α(Q)=7.E-6 5, α(N+)=0.0028 14 | |||
569.21 | (1/2-) | 560.42 5 | (M1+E2) | 0.75 20 | 0.20 | α=0.20 3, α(K)=0.152 25, α(L)=0.034 4, α(M)=0.0085 10, α(N)=0.0023 3, α(O)=0.00060 7, α(P)=0.000117 14, α(Q)=7.5×10-6 12, α(N+)=0.0031 4 | |
597.836 | (13/2+) | 441.83 2 | (M1) | 0.539 | α=0.539, α(K)=0.423 6, α(L)=0.0869 13, α(M)=0.0213 3, α(N)=0.00586 9, α(O)=0.001508 22, α(P)=0.000298 5, α(Q)=2.08×10-5 3, α(N+)=0.00769 11 | ||
643.058 | (1/2-) | 634.28 1 | (M1+E2) | 0.65 4 | 0.153 | α=0.153 5, α(K)=0.119 4, α(L)=0.0257 7, α(M)=0.00634 17, α(N)=0.00175 5, α(O)=0.000449 12, α(P)=8.78×10-5 24, α(Q)=5.81E-6 19, α(N+)=0.00229 6 | |
661.52 | (3/2-) | 621.87 5 | (M1+E2) | 0.13 | α=0.13 9, α(K)=0.10 8, α(L)=0.022 12, α(M)=0.006 3, α(N)=0.0015 8, α(O)=0.00039 20, α(P)=8.E-5 4, α(Q)=5.E-6 4, α(N+)=0.0020 11 | ||
(3/2-) | 652.79 5 | (M1+E2) | 1.0 5 | 0.11 | α=0.11 5, α(K)=0.08 4, α(L)=0.020 7, α(M)=0.0049 15, α(N)=0.0013 4, α(O)=0.00034 11, α(P)=6.7×10-5 22, α(Q)=4.2E-6 18, α(N+)=0.0018 6 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | 7/2+ | 330 d 4 % β- = 99.99855 8 % α = 0.00145 8 % SF = 47×10-9 2 | Q=5.79 (1996FiZX), μ=2.0 4 (1989Ra17,1972Bo67) E(level): 7/2[633]. |
8.777 | 3/2- | 0.3 ms | E(level): 3/2[521]. |
39.622 | (5/2-) | E(level): 3/2[521]. | |
41.805 | 9/2+ | 9 ps 2 | E(level): 7/2[633]. |
82.599 | 7/2- | E(level): 3/2[521]. | |
93.759 | 11/2+ | 5 ps 1 | E(level): 7/2[633]. |
137.712 | (9/2-) | XREF: C(130). E(level): 3/2[521]. | |
155.854 | 13/2+ | E(level): 7/2[633]. | |
204.575 | (11/2-) | XREF: C(199). E(level): 3/2[521]. | |
229.242 | (15/2+) | E(level): 7/2[633]. | |
283.133 | (13/2-) | E(level): 3/2[521]. | |
311.857 | (17/2+) | E(level): 7/2[633]. | |
373.181 | (15/2-) | E(level): 3/2[521]. | |
377.562 | (1/2+) | E(level): 1/2[400] or maybe 1/2[660]. | |
389.171 | 5/2+ | E(level): 5/2[642]. | |
410.69 | (3/2+) | XREF: C(413). E(level): 1/2[400] or maybe 1/2[660]. | |
421.366 | (5/2+) | E(level): 1/2[400] or maybe 1/2[660]. | |
428.958 | 7/2+ | E(level): 5/2[642]. | |
475.002 | (9/2+) | XREF: C(483). E(level): 5/2[642]. | |
519.190 | (7/2+) | E(level): 1/2[400] or maybe 1/2[660]. | |
542.095 | (11/2+) | E(level): 5/2[642]. | |
558.164 | (3/2-) | E(level): 1/2[530]. | |
569.21 | (1/2-) | E(level): 1/2[530]. | |
597.836 | (13/2+) | E(level): 5/2[642]. | |
606.69 | (7/2-) | E(level): 1/2[530]. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
624.93 | (5/2-) | E(level): 1/2[530]. | |
643.058 | (1/2-) | XREF: C(650). E(level): 1/2[521]. | |
661.52 | (3/2-) | XREF: C(650). E(level): 1/2[521]. | |
671.089 | 13/2+ | E(level): 1/2[400] or maybe 1/2[660]. | |
701.85 | (15/2+) | E(level): 5/2[642]. | |
704.84 | 11/2- | E(level): 1/2[530]. | |
711.15 | 7/2 | XREF: C(709?). | |
723.17 | 9/2- | E(level): 1/2[530]. | |
750 | (9/2-) | E(level): 7/2[514]. | |
836.07 | (11/2-) | XREF: C(829). E(level): 7/2[514]. | |
1150.64 | (5/2-) | XREF: C(1158). | |
1223.01 | (7/2+) | Configuration={7/2[633]~#0-7/2+. | |
1227.54 | (13/2+) | Configuration={7/2[633]~#0-7/2+. |
E(level) | E(gamma) | Comments |
377.562 | 368.77 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay M(γ): From 249Cm β- decay |
389.171 | 389.17 | E(γ): weighted average of measurements in 249Cm β- decay and 253Es α decay. |
421.366 | 43.7 | E(γ): from β-decay of 249Cm, placed in the decay scheme by the evaluator based on the intensity balance at 421.2 level | 421.39 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay |
558.164 | 136.81 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay | 168.8 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay | 180.51 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay | 475.4 | E(γ): seen in β-decay only. From 249Cm β- decay I(γ): From 249Cm β- decay | 518.56 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay | 549.40 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay |
569.21 | 158.6 | E(γ): reported in β-decay only. From 249Cm β- decay I(γ): From 249Cm β- decay | 191.6 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay | 529.65 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay | 560.42 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay M(γ): From 249Cm β- decay |
624.30 | 203.1 | E(γ): Multiply placed with undivided intensity I(γ): combined intensity with the unresolved doublet from 625.0 level. Multiply placed with undivided intensity |
624.93 | 203.1 | E(γ): Multiply placed with undivided intensity I(γ): combined intensity with the unresolved doublet from 624.3 level. Multiply placed with undivided intensity |
643.058 | 85.2 | E(γ): seen in β-decay only. From 249Cm β- decay I(γ): From 249Cm β- decay | 231.7 | E(γ): seen in α-decay only | 264.1 | E(γ): seen in α-decay | 603.4 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay | 634.28 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay M(γ): From 249Cm β- decay |
661.52 | 621.87 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay M(γ): From 249Cm β- decay | 652.79 | E(γ): From 249Cm β- decay I(γ): From 249Cm β- decay M(γ): From 249Cm β- decay |
709.12 | 298.5 | E(γ): the transition was observed between 709.1 and 410.6. The difference in energy=298.5,while the authors report 300.1 keV. This value does not fit the level scheme. Therefore, the evaluator adopt 298.5 |
723.17 | 204.0 | E(γ): the transition was observed between 723.2 and 519.2. The difference in energy=204.0, while the authors report 202.1 keV. This value does not fit the level scheme. Therefore, the evaluator adopts 204.0 |
E(level) | E(gamma) | Comments |
Calculations, compilation:
α decay, deformation parameters: 1996St14, 1996St28
α decay, T1/2(α): 1993Bu09, 1992Bu03
Ground state properties: 1997Mo25, 1997Mo29
Pion decay: 1988Io05
Single-particle Nilsson levels: 2004Pa04, 1994Cw02
2004Pa04 calculate the following single-particle level sequence: 0.05 MeV 7/2[633], 0.25 MeV 5/2[642], 0.35 MeV 1/2[400], 0.51 MeV 3/2[402], 0.54 MeV 1/2[521]
1994Cw02 calculate the following single-particle level sequence: g.s. 3/2[521], 0.15 MeV 7/2[633], 0.34 MeV 5/2[642], 0.44 MeV 1/2[660], 0.63 MeV 3/2[651], 0.82 MeV 5/2[523]
Measured relative L and M x-ray intensities: 1990Po14
See 1975Er01 for rotational band assignments
Gammas: All γ data are from 253Es α decay, unless otherwise noted.
Q-value: Note: Current evaluation has used the following Q record
Q-value: 124.0 14 6300 syst 4832 5 5525.0 23 2009AuZZ,1995Au04
Q-value: Estimated ΔS(n)=71 (2011AuZZ)