ADOPTED LEVELS, GAMMAS for 88Kr
Authors: E.A. Mccutchan and A.A. Sonzogni | Citation: Nucl. Data Sheets 115, 135 (2014) | Cutoff date: 1-Nov-2013
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=2918 keV 3 | S(n)= 7053 keV 3 | S(p)= 13089 keV 4 | Q(α)= -6168 keV 3 | ||
Reference: 2012WA38 |
References: | |||
A | 88Br β- decay | B | 89Br β-n decay |
C | 86Kr(t,p) | D | 248Cm SF decay |
E | 252Cf SF decay | F | Coulomb Excitation:PROJECTILE |
G | 208Pb(18O,xγ) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | ABCDEFG | 0+ | 2.825 h 19 % β- = 100 | |||||
775.32 4 | ABCDEFG | 2+ | 11.1 ps 12 | 775.28 6 | 100 | E2 | 0.0 | 0+ |
1577.43 4 | ABCD | 2+ | 802.14 6 1577.41 6 | 100.0 10 26.34 24 | 775.32 0.0 | 2+ 0+ | ||
1643.78 6 | ABCDE G | 4+ | 868.4 1 | 100 | (E2) | 775.32 | 2+ | |
2103.81 8 | A CDE G | (4+) | 460.02 5 1328.9 3 | 100 17 13 4 | M1+E2 | 1643.78 775.32 | 4+ 2+ | |
2216.08 6 | A C | 2+ | 1440.5 1 2216.3 3 | 100.0 12 17.1 12 | 775.32 0.0 | 2+ 0+ | ||
2341.99 6 | A | (3,4+) | 125.9 1 698.2 1 764.6 1 1566.7 1 | 1.1 4 11.3 9 21.7 13 100 19 | 2216.08 1643.78 1577.43 775.32 | 2+ 4+ 2+ 2+ | ||
2370.26 7 | A C | 792.9 1 1594.8 1 | 100 4 17 8 | 1577.43 775.32 | 2+ 2+ | |||
2419.62 6 | A C | (3-) | 1644.3 1 | 100.0 21 | 775.32 | 2+ | ||
2550.34 11 | A C | (4+) | 1775.0 1 | 100 | 775.32 | 2+ | ||
2630.58 6 | A | (3,4+) | 288.68 10 986.4 1 1053.5 1 1855.2 1 | 13.1 17 19.5 21 100.0 21 51 4 | 2341.99 1643.78 1577.43 775.32 | (3,4+) 4+ 2+ 2+ | ||
2651.21 6 | A C | 2+ | 309.2 3 1073.74 6 1876.0 1 2650.8 3 | 8 3 100 3 32 5 15 5 | 2341.99 1577.43 775.32 0.0 | (3,4+) 2+ 2+ 0+ | ||
2775.83 10 | A C | 0+ | 1198.4 1 2000.4 3 | 100 7 55 9 | 1577.43 775.32 | 2+ 2+ | ||
2828.49 7 | A | (1,2+) | 486.5 1 612.4 1 1251.1 1 2053.08 12 2828.5 3 | 25 7 100 20 40 10 64 5 74 6 | 2341.99 2216.08 1577.43 775.32 0.0 | (3,4+) 2+ 2+ 2+ 0+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
2855.5 3 | E G | (5) | ≤ 1 ps | 751.8 3 | 100 | D+Q | 2103.81 | (4+) |
2875.04 7 | A | (2+) | 658.9 1 1231.3 1 1297.6 1 2099.6 3 2875.1 3 | 13 3 9.6 22 10.4 11 14 3 100 4 | 2216.08 1643.78 1577.43 775.32 0.0 | 2+ 4+ 2+ 2+ 0+ | ||
2929.32 8 | A | (3,4+) | 1285.9 1 1351.5 1 2154.1 3 | 35.4 23 100 23 54 8 | 1643.78 1577.43 775.32 | 4+ 2+ 2+ | ||
2945.45 10 | A | (1,2+) | 1368.0 1 2169.8 3 2945.7 3 | 41 3 27.6 21 100 3 | 1577.43 775.32 0.0 | 2+ 2+ 0+ | ||
2966 10 | C | (3-) | ||||||
3044.64 9 | A | 1467.0 1 2269.67 14 | 47 3 100 7 | 1577.43 775.32 | 2+ 2+ | |||
3113.51 21 | A | (1,2+) | 2338.2 3 3113.4 3 | 100 33 50 27 | 775.32 0.0 | 2+ 0+ | ||
3160.93 25 | C E G | (5) | 1517.1 3 | 100 | (D+Q) | 1643.78 | 4+ | |
3163.43 9 | A | (3,4+) | 743.7 1 1519.8 1 2387.7 3 | 100 23 13 3 51 5 | 2419.62 1643.78 775.32 | (3-) 4+ 2+ | ||
3167.15 25 | C E G | (6) | 1523.4 3 | 100 | 1643.78 | 4+ | ||
3204.00 11 | A | 862.0 1 2428.7 3 | 27 5 100 8 | 2341.99 775.32 | (3,4+) 2+ | |||
3246 10 | C | 3-,4+ | ||||||
3295.2 3 | E G | (5,6) | ≤ 1 ps | 439.8 3 1191.2 5 | 100 30 40 13 | D | 2855.5 2103.81 | (5) (4+) |
3312 10 | C | |||||||
3331.62 21 | A | (1,2+) | 2556.1 3 3331.7 3 | 100 20 40 20 | 775.32 0.0 | 2+ 0+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
3335.92 8 | A | (3,4+) | 1692.0 1 1758.6 1 | 16 10 100 12 | 1643.78 1577.43 | 4+ 2+ | ||
3341.49 11 | A | (2+) | 1697.7 1 3341.4 3 | 25 15 100 50 | 1643.78 0.0 | 4+ 0+ | ||
3362.13 7 | A | 942.5 1 1146.0 1 1784.7 1 2586.9 3 | 90 15 69 13 46 7 100 12 | 2419.62 2216.08 1577.43 775.32 | (3-) 2+ 2+ 2+ | |||
3399.19 8 | A | (1,2+) | 1028.9 1 1821.7 1 2624.0 3 3399.5 3 | 23 4 15 3 100 4 37 5 | 2370.26 1577.43 775.32 0.0 | 2+ 2+ 0+ | ||
3519 10 | C | |||||||
3553.3 10 | E | 1909.5 | 100 | 1643.78 | 4+ | |||
3608 10 | C | 2+ | ||||||
3652 10 | C | 3-,4+ | ||||||
3710.04 11 | A C | (3) | 1290.4 1 2132.7 3 2934.7 3 | 21.2 16 2.8 16 100 4 | 2419.62 1577.43 775.32 | (3-) 2+ 2+ | ||
3761 10 | C | 3-,4+ | ||||||
3770.78 8 | A | (1-,2+) | 1351.2 1 1428.8 1 2995.2 3 3770.3 3 | 71 48 100 10 100 17 29 10 | 2419.62 2341.99 775.32 0.0 | (3-) (3,4+) 2+ 0+ | ||
3866 10 | C | |||||||
3904.7 5 | E G | 609.5 4 | 100 | 3295.2 | (5,6) | |||
3920.9 3 | DE G | (7) | 753.8 2 760.0 2 | 100 25 88 25 | D+Q Q | 3167.15 3160.93 | (6) (5) | |
3932 10 | C | |||||||
4048.4 3 | A C | (2+) | 2470.9 3 4048.2 5 | 20 8 100 50 | 1577.43 0.0 | 2+ 0+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
4100.34 11 | A C | (3-) | 2522.87 10 | 100 | 1577.43 | 2+ | ||
4220 10 | C | (3-,4+) | ||||||
4268.32 11 | A C | (1-,2,3) | 1848.7 1 3492.8 3 | 4.2 16 100 11 | 2419.62 775.32 | (3-) 2+ | ||
4287.7 3 | A | (1,2+) | 3512.5 3 4287.2 5 | 100 33 53 23 | 775.32 0.0 | 2+ 0+ | ||
4342.6 4 | G | (8) | 421.6 4 1175.5 7 | 100 50 70 30 | 3920.9 3167.15 | (7) (6) | ||
4372 10 | C | |||||||
4430 10 | C | (2+) | ||||||
4479.2 7 | G | 574.4 4 | 100 | 3904.7 | ||||
4560.15 22 | A | (1,2,3) | 2983.1 3 3784.3 3 | 100 13 21 10 | 1577.43 775.32 | 2+ 2+ | ||
4563.2 3 | A | (1,2+) | 2192.9 3 4563.3 5 | 5.0 16 100.0 20 | 2370.26 0.0 | 0+ | ||
4596.85 17 | A | (1-,2+) | 2177.3 3 3019.3 3 3821.4 3 4596.7 5 | 34 3 100 6 13.5 24 4.1 18 | 2419.62 1577.43 775.32 0.0 | (3-) 2+ 2+ 0+ | ||
4707.78 15 | A | (1-,2+) | 2288.0 3 2492.0 3 3130.4 3 3932.0 3 4707.8 5 | 11.8 8 8.2 16 18 3 100 3 8.2 16 | 2419.62 2216.08 1577.43 775.32 0.0 | (3-) 2+ 2+ 2+ 0+ | ||
4857.5 5 | G | 936.6 4 | 100 | 3920.9 | (7) | |||
4923.51 10 | A | (1-,2,3) | 2503.90 12 2707.3 3 4148.05 13 | 10.9 16 6.4 6 100 3 | 2419.62 2216.08 775.32 | (3-) 2+ 2+ | ||
4985.75 15 | A | (1,2+) | 4209.9 5 4985.64 16 | 6 3 100 3 | 775.32 0.0 | 2+ 0+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
5018.7 3 | A | (1,2+) | 3440.9 3 5019.5 5 | 13 3 100 4 | 1577.43 0.0 | 2+ 0+ | ||
5070.27 18 | A | (2+,3,4+) | 2650.8 3 3426.2 3 3492.8 3 | 46 16 100 14 40 20 | 2419.62 1643.78 1577.43 | (3-) 4+ 2+ | ||
5088.2 4 | A | (1,2+) | 4312.4 5 5088.4 5 | 100 9 42 10 | 775.32 0.0 | 2+ 0+ | ||
5193.0 5 | G | (9) | 850 1 1272.1 5 | 15 7 100 30 | 4342.6 3920.9 | (8) (7) | ||
5270.5 5 | A | (1,2,3) | 4495.1 5 | 100 | 775.32 | 2+ | ||
5439.4 5 | A | (1,2,3) | 4663.9 5 | 100 | 775.32 | 2+ | ||
5495.81 20 | A | (1,2,3) | 3076.4 3 3279.2 3 ? 4720.9 5 | 2.8 19 100 9 88 6 | 2419.62 2216.08 775.32 | (3-) 2+ 2+ | ||
5503.3 3 | A | (1,2+) | 3161.2 3 5503.2 5 | 100 33 13 10 | 2341.99 0.0 | (3,4+) 0+ | ||
5627.1 4 | A | (1,2,3) | 4049.6 5 4851.6 5 | 32 21 100 7 | 1577.43 775.32 | 2+ 2+ | ||
5693.4 3 | A | (1,2,3) | 3273.7 3 | 100 | 2419.62 | (3-) | ||
5726.2 3 | A | 3510.0 3 | 100 | 2216.08 | 2+ | |||
5856.8 6 | G | 999.2 4 | 100 | 4857.5 | ||||
5914.99 20 | A | (1-,2+,3-) | 3495.5 3 3698.3 3 5915.7 5 | 100 11 55 41 23 5 | 2419.62 2216.08 0.0 | (3-) 2+ 0+ | ||
5972.9 5 | A | (1,2,3) | 5197.4 5 | 100 | 775.32 | 2+ | ||
5977.47 23 | A | (1,2,3) | 3635.3 3 4400.0 5 5202.2 5 | 14 7 70 7 100 43 | 2341.99 1577.43 775.32 | (3,4+) 2+ 2+ | ||
5988.5 3 | A | (1,2,3) | 3568.8 3 5213.1 5 | 60 7 100 9 | 2419.62 775.32 | (3-) 2+ | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
6034.4 4 | A | (1,2+) | 5259.3 5 6033.8 5 | 38 23 100 23 | 775.32 0.0 | 2+ 0+ | ||
6071.2 4 | A | (1,2+) | 5295.7 5 6071.0 5 | 100 6 7 4 | 775.32 0.0 | 2+ 0+ | ||
6109.2 12 | G | 1630 1 | 100 | 4479.2 | ||||
6231.7 3 | A | (1,2+) | 4015.5 5 5456.3 5 6231.5 5 | 59 10 100 6 5 3 | 2216.08 775.32 0.0 | 2+ 2+ 0+ | ||
6233.5 7 | G | 1040.5 5 | 100 | 5193.0 | (9) | |||
6539.2 5 | A | (1,2,3) | 5763.7 5 | 100 | 775.32 | 2+ | ||
6718.3 4 | A | (1,2,3) | 4376.2 5 5942.8 5 | 100 63 100 50 | 2341.99 775.32 | (3,4+) 2+ | ||
6758.0 5 | A | (1,2,3) | 5982.5 5 | 100 | 775.32 | 2+ | ||
6999.5 5 | A | (1,2+) | 6999.2 5 | 100 | 0.0 | 0+ | ||
7490.6 10 | G | 1257.1 7 | 100 | 6233.5 | ||||
7969.5 11 | G | 478.9 4 | 100 | 7490.6 |
E(level): Levels with ΔE<2 keV are deduced from the Adopted Gammas using least-squares fit, the others are from (t,p).
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
775.32 | 2+ | 11.1 ps 12 | 775.28 6 | E2 | 9.27×10-4 | B(E2)(W.u.)=7.8 9, α=9.27E-4, α(K)=0.000822 12, α(L)=8.88E-5 13, α(M)=1.436E-5 21, α(N)=1.442E-6 21 | |
1643.78 | 4+ | 868.4 1 | (E2) | 6.96×10-4 | α=6.96×10-4, α(K)=0.000617 9, α(L)=6.63E-5 10, α(M)=1.073E-5 15, α(N)=1.079E-6 16 | ||
2103.81 | (4+) | 460.02 5 | M1+E2 | +0.26 4 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | 0+ | 2.825 h 19 % β- = 100 | δ<r2>=0.282 fm2 4 relative to 86Kr (2013An02 evaluation). Measured values: 0.282 fm2 53 (1995Ke04) and 0.304 fm2 37 (1990Sc30). |
1577.43 | 2+ | XREF: C(1588). | |
1643.78 | 4+ | XREF: B(?)C(1654). | |
2103.81 | (4+) | XREF: C(2115). | |
2216.08 | 2+ | XREF: C(2224). | |
2341.99 | (3,4+) | Jπ(level): From γ to 2+ and 4+ levels, no γ to 0+, log ft=7.4 - 8.0 in β- decay of (2-) 88Br. | |
2370.26 | XREF: C(2379). | ||
2419.62 | (3-) | XREF: C(2428). | |
2550.34 | (4+) | XREF: C(2558). | |
2630.58 | (3,4+) | Jπ(level): From γ to 2+ and 4+ levels, no γ to 0+, log ft=7.4 - 8.0 in β- decay of (2-) 88Br. | |
2651.21 | 2+ | XREF: C(2658). | |
2775.83 | 0+ | XREF: C(2789). | |
2828.49 | (1,2+) | Jπ(level): From γ to 0+. | |
2929.32 | (3,4+) | Jπ(level): From γ to 2+ and 4+ levels, no γ to 0+, log ft=7.4 - 8.0 in β- decay of (2-) 88Br. | |
2945.45 | (1,2+) | Jπ(level): From γ to 0+. | |
3113.51 | (1,2+) | Jπ(level): From γ to 0+. | |
3160.93 | (5) | E(level): Ordering of the 754γ-1524γ and 760γ-1517γ cascades is reversed in 248Cm SF decay (2000Rz02) and 252Cf SF decay (2011Li34) resulting in levels at 2397 and 2404 in the former and 3161 and 3168 in the latter. The level scheme of 2011Li34 is adopted here based on the observation of an additional linking transition and the presence of a corresponding level observed in (t,p). | |
3163.43 | (3,4+) | Jπ(level): From γ to 2+ and 4+ levels, no γ to 0+, log ft=7.4 - 8.0 in β- decay of (2-) 88Br. | |
3167.15 | (6) | E(level): Ordering of the 754γ-1524γ and 760γ-1517γ cascades is reversed in 248Cm SF decay (2000Rz02) and 252Cf SF decay (2011Li34) resulting in levels at 2397 and 2404 in the former and 3161 and 3168 in the latter. The level scheme of 2011Li34 is adopted here based on the observation of an additional linking transition and the presence of a corresponding level observed in (t,p). | |
3331.62 | (1,2+) | Jπ(level): From γ to 0+. | |
3335.92 | (3,4+) | Jπ(level): From γ to 2+ and 4+ levels, no γ to 0+, log ft=7.4 - 8.0 in β- decay of (2-) 88Br. | |
3399.19 | (1,2+) | Jπ(level): From γ to 0+. | |
3710.04 | (3) | XREF: C(3706). | |
4048.4 | (2+) | XREF: C(4036). | |
4100.34 | (3-) | XREF: C(4075). | |
E(level) | Jπ(level) | T1/2(level) | Comments |
4268.32 | (1-,2,3) | XREF: C(4261). | |
4287.7 | (1,2+) | Jπ(level): From γ to 0+. | |
4560.15 | (1,2,3) | Jπ(level): From γ to 2+, log ft=6.2 - 7.3 in β- decay of (2-) 88Br. | |
4563.2 | (1,2+) | Jπ(level): From γ to 0+. | |
4985.75 | (1,2+) | Jπ(level): From γ to 0+. | |
5018.7 | (1,2+) | Jπ(level): From γ to 0+. | |
5088.2 | (1,2+) | Jπ(level): From γ to 0+. | |
5270.5 | (1,2,3) | Jπ(level): From γ to 2+, log ft=6.2 - 7.3 in β- decay of (2-) 88Br. | |
5439.4 | (1,2,3) | Jπ(level): From γ to 2+, log ft=6.2 - 7.3 in β- decay of (2-) 88Br. | |
5503.3 | (1,2+) | Jπ(level): From γ to 0+. | |
5627.1 | (1,2,3) | Jπ(level): From γ to 2+, log ft=6.2 - 7.3 in β- decay of (2-) 88Br. | |
5972.9 | (1,2,3) | Jπ(level): From γ to 2+, log ft=6.2 - 7.3 in β- decay of (2-) 88Br. | |
5977.47 | (1,2,3) | Jπ(level): From γ to 2+, log ft=6.2 - 7.3 in β- decay of (2-) 88Br. | |
6034.4 | (1,2+) | Jπ(level): From γ to 0+. | |
6071.2 | (1,2+) | Jπ(level): From γ to 0+. | |
6231.7 | (1,2+) | Jπ(level): From γ to 0+. | |
6539.2 | (1,2,3) | Jπ(level): From γ to 2+, log ft=6.2 - 7.3 in β- decay of (2-) 88Br. | |
6718.3 | (1,2,3) | Jπ(level): From γ to 2+, log ft=6.2 - 7.3 in β- decay of (2-) 88Br. | |
6758.0 | (1,2,3) | Jπ(level): From γ to 2+, log ft=6.2 - 7.3 in β- decay of (2-) 88Br. | |
6999.5 | (1,2+) | Jπ(level): From γ to 0+. |
E(level) | E(gamma) | Comments |
775.32 | 775.28 | M(γ): from γγ(θ) in 248Cm SF decay and Coulomb Excitation. |
1643.78 | 868.4 | M(γ): Q from γγ(θ) in 252Cf SF decay, assumed E2. |
2103.81 | 460.02 | I(γ): From 252Cf SF decay. M(γ): D+Q from γγ(θ) in 252Cf SF decay, Δπ=no from level scheme. | 1328.9 | E(γ): From 252Cf SF decay. I(γ): From 252Cf SF decay. |
2855.5 | 751.8 | E(γ): From 252Cf SF decay.. Ordering of the 754γ-1524γ and 760γ-1517γ cascades is reversed in 248Cm SF decay (2000Rz02) and 252Cf SF decay (2011Li34) resulting in levels at 2397 and 2404 in the former and 3161 and 3168 in the latter. The level scheme of 2011Li34 is adopted here based on the observation of an additional linking transition and the presence of a corresponding level observed in (t,p). I(γ): From 252Cf SF decay. M(γ): From γγ(θ) in 252Cf SF decay. |
3160.93 | 1517.1 | E(γ): From 252Cf SF decay.. Ordering of the 754γ-1524γ and 760γ-1517γ cascades is reversed in 248Cm SF decay (2000Rz02) and 252Cf SF decay (2011Li34) resulting in levels at 2397 and 2404 in the former and 3161 and 3168 in the latter. The level scheme of 2011Li34 is adopted here based on the observation of an additional linking transition and the presence of a corresponding level observed in (t,p). I(γ): From 252Cf SF decay. M(γ): From γγ(θ) in 252Cf SF decay. |
3167.15 | 1523.4 | E(γ): From 252Cf SF decay. I(γ): From 252Cf SF decay. M(γ): Q from γγ(θ) in 208Pb(18O,Xγ) |
3553.3 | 1909.5 | E(γ): From 252Cf SF decay. I(γ): From 252Cf SF decay. |
3920.9 | 753.8 | E(γ): From 252Cf SF decay.. Ordering of the 754γ-1524γ and 760γ-1517γ cascades is reversed in 248Cm SF decay (2000Rz02) and 252Cf SF decay (2011Li34) resulting in levels at 2397 and 2404 in the former and 3161 and 3168 in the latter. The level scheme of 2011Li34 is adopted here based on the observation of an additional linking transition and the presence of a corresponding level observed in (t,p). I(γ): From 252Cf SF decay. M(γ): From γγ(θ) in 252Cf SF decay. | 760.0 | E(γ): From 252Cf SF decay.. Ordering of the 754γ-1524γ and 760γ-1517γ cascades is reversed in 248Cm SF decay (2000Rz02) and 252Cf SF decay (2011Li34) resulting in levels at 2397 and 2404 in the former and 3161 and 3168 in the latter. The level scheme of 2011Li34 is adopted here based on the observation of an additional linking transition and the presence of a corresponding level observed in (t,p). I(γ): From 252Cf SF decay. M(γ): From γγ(θ) in 252Cf SF decay. |