24MG 24AL EC DECAY (2.053 S) 1981WA07,1979HO08 22NDS 202211
24MG H TYP=FUL$AUT=M. Shamsuzzoha Basunia, Anagha Chakraborty$
24MG2 H CIT=NDS 186, 2 (2022)$CUT=31-Mar-2022$
24MG c Other references: 1968Ar03, 1969St14, 1971To12, 1972De28, 1979Sh11,
24MG2c 1985Ad10, 1994Ba54.
24MG c 1981Wa07: {+24}Al from {+24}Mg(p,n); measured E|g, I|g, |g|g-coin;
24MG2c deduced log {Ift}, |b+ branching. Deduced excited levels, |g-branching
24MG3c ratios.
24MG c 1979Ho08: {+24}Al produced from {+24}Mg(p,n). Ge(Li), Si(Au) detectors.
24MG2c Measured: E|g, I|g, I|b, I|a. A total of 0.035% {I6} |a branching
24MG2c intensity for levels >10000 keV has been reported.
24MG c 1968Ar03: Measured E|g, I|g. Ge(Li), a wedge-gap magnetic spectrometer,
24MG3c and four Si detectors.
24MG c 1969St14: Measured E|G, delayed |a branching. A total of 0.0077% {I10}
24MG2c |a branching intensity for three levels above 11000 keV has been
24MG3c reported. Ge(Li) and Si surface barrier detectors.
24MG c 1971To12: {+24}Al produced from {+24}Mg(p,n). Si(Au) detector. Measured
24MG2c |b-delayed E|a, I|a.
24MG c 1972De28: Measured E|g, I|g, deduced |b feeding from |g-ray intensity
24MG2c balance. Ge(Li) detector.
24MG c 1979Sh11: Measured E|g, I|g, |g branching, |b branching.
24MG2c Ge(Li), a counter telescope of two plastic scintillators.
24MG c 1985Ad10: Source obtained bombarding {+24}Mg (enrichment 99.9%,
24MG2c 0.7 mm thick) target, with proton beam, E=18 MeV. Ge(Li) detector.
24MG3c Measured E|g, I|g, deduced |e+|b+ feeding to the excited states in
24MG4c {+24}Mg. Also 1983Ho05.
24MG c 1994Ba54: Measured |b-delayed proton spectra, half-life; deduced
24MG2c delayed proton branching ratio. Gas-|DE, Si-E triple telescopes.
24MG cG E,RI$From 1981Wa07, except where otherwise noted. I|g reported in
24MG2cG 1979Sh11 is scaled to I|g(1368|g)=96 (1981Wa07).
24MG cG E(A),RI(A)$From 1979Sh11, scaled to I|g(1368|g)=96 (1981Wa07).
24MG cG E(B),M,MR$From Adopted Gammas.
24MG cL E$From a least-squares fit to the |g-ray energies. 3493.3|g from 7616,
24MG2cL 087.7|g from 9457.81, and 8146.0|g from 9516 keV level, were calculated
24MG3cL from level energy differences with recoil corrections. The calculated
24MG4cL E|g was not considered in the least-squares fit.
24MG cL E(Z),J$From Adopted Levels.
24MG cE TI$From |g-ray intensity balance at each level, except where otherwise
24MG2cE noted.
24MG cE TI(P)$From measured %|a branching in 1979Ho08.
24MG dG CC$From BrIcc v2.3b (16-Dec-2014) 2008Ki07, "Frozen Orbitals" appr.
24AL P 0 4+ 2.053 S 4 13884.77 23
24AL cP J,T$From {+24}Al Adopted Levels.
24AL cP QP$From 2021Wa16.
24MG N 1.0 1.0 1.0
24MG cN NR$From |SI|g(1+|a)=100 to g.s.
24MG PN 4
24MG G 587.95 6 0.149 8
24MG G 909.09 6 0.122 6
24MG G 1117 10.3 3 A
24MG G 1172 7.3 2 A
24MG G 1298 5.2 2 A
24MG G 1340 7.9 2 A
24MG G 1434.11 20 0.063 6
24MG G 1468 21.2 4 A
24MG G 1633 3.1 2 A
24MG G 2127.51 20 0.054 7
24MG G 2222 1.5 1 A
24MG G 2566.96 20 0.065 7
24MG G 2630 4.7 3 A
24MG G 6128 1.8 2 A
24MG G 7648 0.9 2 A
24MG G 7850 0.8 2 A
24MG G 9962 0.37 10 A
24MG cG E$Placement from an 1 to 0 spin states, no excitation energy is
24MG2cG mentioned (1979Sh11).
24MG L 0 0+ STABLE
24MG L 1368.668 5 2+
24MG G 1368.625 5 96.3 5 E2 B
24MG cG E$Other: 1368.633 {I6} (1981Wa07)
24MG cG RI$Weighted average of 96.0 {I10} (1979Sh11 - scaled), 96.0 {I25}
24MG2cG (1979Ho08), and 96.4 {I5} (1972De28).
24MGS G CC=5.62E-5 8$KC=9.29E-6 13$LC=5.97E-7 9$MC=2.21E-8 3
24MGS G IPC=4.63E-5 7
24MG L 4122.867 15 4+
24MG E 9 3 6.05 15 9 3
24MGS E EAV=4154.7 12
24MG G 2754.030 14 40.6 16 E2 6.78E-4
24MG cG RI$Unweighted ave. of 41.2 {I9} (1981Wa07), 37.6 {I6} (1979Sh11 -
24MG2cG scaled), 43 {I4} (1972De28)
24MGS G KC=2.54E-6 4$LC=1.632E-7 23$MC=6.05E-9 9
24MGS G IPC=0.000675 10
24MG L 4238.35 4 2+
24MG G 2869.50 6 1.10 4 M1+E2 -23 9 7.30E-4
24MG cG RI$Weighted average of 1.097 {I28} (1981Wa07), 1.6 {I3} (1979Sh11 -
24MG2cG scaled), and 1.4 {I4} (1972De28).
24MGS G KC=2.38E-6 4$LC=1.528E-7 22$MC=5.67E-9 8
24MGS G IPC=0.000727 11
24MG G 4237.96 6 3.61 21 [E2] 1.25E-3
24MG cG RI$Other: 2.6 {I3} (1979Sh11 - scaled), 3.6 {I4} (1972De28)
24MGS G KC=1.330E-6 19$LC=8.53E-8 12$MC=3.16E-9 5
24MGS G IPC=0.001253 18
24MG L 5235.16 6 3+
24MG E 1.37 24 6.59 8 1.37 24
24MGS E EAV=3603.6 12
24MG G 996.8310 0.137 7
24MG G 3866.14 10 5.20 22E2(+M1) -17 4 1.12E-3
24MG cG RI$Weighted average 5.26 {I22} (1981Wa07), 5.1 {I2} (1979Sh11 -
24MG2cG scaled), and 5.6 {I6} (1972De28).
24MGS G KC=1.516E-6 22$LC=9.73E-8 14$MC=3.61E-9 5
24MGS G IPC=0.001122 16
24MG L 6010.34 5 4+
24MG E 1.2 3 6.43 11 1.2 3
24MGS E EAV=3221.2 12
24MG G 775.4 2 0.053 8
24MG G 1771.92 7 0.40 1[E2] 2.11E-4
24MG cG RI$Other: 0.2 {I2} (1979Sh11 - scaled)
24MGS G KC=5.50E-6 8$LC=3.53E-7 5$MC=1.310E-8 19
24MGS G IPC=0.000205 3
24MG G 1887.5220 0.056 6
24MG cG RI$component from second transition possibly included.
24MG G 4641.19 9 3.42 25[E2] 1.38E-3
24MG cG RI$Other: 2.3 {I2} (1979Sh11 - scaled), 3.6 {I7} (1972De28)
24MGS G KC=1.172E-6 17$LC=7.52E-8 11$MC=2.79E-9 4
24MGS G IPC=0.001381 20
24MG L 7348.61 10 2+
24MG G 5979.5 8 0.093 9
24MG G 7348.2 9 0.153 16 [E2]
24MG L 7616.42 7 3-
24MG G 2381.0 3 0.037 10[E1] 8.98E-4
24MGS G KC=2.10E-6 3$LC=1.349E-7 19$MC=5.00E-9 7
24MGS G IPC=0.000896 13
24MG G 3378.3 8 0.043 7[E1] 1.42E-3
24MGS G KC=1.339E-6 19$LC=8.59E-8 12$MC=3.18E-9 5
24MGS G IPC=0.001420 20
24MG G 3493.3 0.04 1[E1] 1.47E-3
24MGS G KC=1.285E-6 18$LC=8.24E-8 12$MC=3.06E-9 5
24MGS G IPC=0.001473 21
24MG cG E$From level energy difference.
24MG G 6246.89 11 0.54 4
24MG cG RI$Other: 0.7 {I1} (1972De28)
24MG G 7615.2 9 0.224 15
24MG L 7812.0 6 (4-,5+)
24MG E 0.014 13 7.7 4 0.014 13 ?
24MGS E EAV=2333.8 12
24MG G 2577.4 8 0.030 12 ?
24MG L 8439.29 5 4+
24MG E 49.5 15 0.0157 5 3.930 14 49.5 15
24MGS E EAV=2027.1 12$CK=0.0002910 5$CL=2.532E-5 4$CM+=1.631E-6 3
24MG G 822.0 6 0.021 8 [E1]
24MG cG RI$Other: 0.6 {I2} (1972De28)
24MG G 1090.6710 0.140 7 [E2]
24MG G 2428.9715 0.774 18
24MG G 3203.88 8 3.08 7
24MG cG RI$Others: 3.6 {I5} (1972De28), 3.9 {I3} (1979Sh11 - scaled)
24MG G 4200.54 13 4.02 22[E2] 1.24E-3
24MG cG RI$Others: 3.1 {I2} (1979Sh11 - scaled), 4.4 {I5} (1972De28)
24MGS G KC=1.347E-6 19$LC=8.64E-8 12$MC=3.20E-9 5
24MGS G IPC=0.001239 18
24MG G 4316.0012 13.3 6
24MG cG RI$Weighted average of 14.2 {I9} (1981Wa07), 12.7 {I6} (1979Sh11 -
24MG2cG scaled), and 15.0 {I15} (1972De28).
24MG G 7069.5012 43.2 13 [E2]
24MG cG RI$Weighted average of 43.0 {I13} (1981Wa07), 47.5 {I40} (1979Sh11 -
24MG2cG scaled), and 41 {I4} (1972De28)
24MG L 9301.08 9 (4+)
24MG E 2.29 15 0.001399 4.84 3 2.29 15
24MGS E EAV=1608.7 12$CK=0.0005538 1$CL=4.818E-5 10$CM+=3.104E-6 6
24MG G 860.2 6 0.022 11 ?
24MG cG E$Energy from level scheme. Possible doublet with unknown contaminant.
24MG2cG Not adopted.
24MG G 1952.38 20 0.094 6[E2] 2.96E-4
24MGS G KC=4.59E-6 7$LC=2.95E-7 5$MC=1.092E-8 16
24MGS G IPC=0.000291 4
24MG G 5060.7 8 0.036 13[E2] 1.51E-3
24MGS G KC=1.041E-6 15$LC=6.68E-8 10$MC=2.48E-9 4
24MGS G IPC=0.001504 21
24MG G 5177.5120 0.98 10
24MG cG RI$Other: 1.0 {I2} (1972De28)
24MG G 7930.8715 1.29 10 [E2]
24MG cG RI$Weighted average of 1.34 {I10} (1981Wa07), 1.0 {I2} (1979Sh11 -
24MG2cG scaled), and 1.4 {I2} (1972De28).
24MG L 9457.81 4 (3)+
24MG cL E$From Adopted Levels.
24MG G 8087.7 0.020 10
24MG cG E$From level energy difference. 8085.66 in 1981Wa07.
24MG L 9516.18 5 (4)+
24MG E 35.4 20 0.0258 15 3.525 25 35.4 20
24MGS E EAV=1504.9 11$CK=0.0006665 1$CL=5.799E-5 12$CM+=3.735E-6 8
24MG G 1076.86 4 14.84 31
24MG cG RI$Others: 16.0 {I15} (1972De28), 13.3 {I3} (1979Sh11 - scaled)
24MG G 1704.8 8 0.016 4
24MG G 1899.70 6 0.82 2[E1] 5.75E-4
24MG cG RI$Other: 0.6 {I2} (1972De28)
24MGS G KC=2.89E-6 4$LC=1.85E-7 3$MC=6.87E-9 10
24MGS G IPC=0.000572 8
24MG G 3505.61 9 1.98 6
24MG cG RI$Others: 1.8 {I2} (1979Sh11 - scaled), 2.3 {I4} (1972De28)
24MG G 4280.6213 0.66 4
24MG cG RI$Other: 0.30 {I15} (1972De28)
24MG G 5392.68 9 17.3 19
24MG cG RI$Unweighted ave. of 18.3 {I18} (191Wa07), 13.5 {I9} (1979Sh11 -
24MG2cG scaled), 20 {I2} (1972De28)
24MG G 8146.0 0.028 7 [E2]
24MG cG E$From level energy difference.
24MG L 10575.94 8 (4+)
24MG E 0.67 2 0.0015 4.512 14 0.67 2
24MGS E EAV=999.6 11$CK=0.002078 7$CL=0.0001808 6$CM+=1.165E-5 4
24MG G 1059.78 8 0.285 17
24MG G 1274.71 10 0.106 6
24MG cG RI$Contains unknown impurity from {+22}Na decay.
24MG G 2136.58 15 0.168 9
24MG G 5340.3 4 0.115 13
24MG L 10820.8 4 3+,4+
24MG E 0.11 2 0.000356 5.08 8 0.11 2
24MGS E EAV=884.8 11$CK=0.002920 10$CL=0.0002541 9$CM+=1.637E-5 6
24MG G 9450.1 4 0.110 20
24MG cG E,RI$Other: 9440 {I10} in parentheses - probably to indicate uncertain
24MG2cG (1972De28) and 0.10 {I5}, respectively.
24MG L 11216.69 18 3+,4+ Z
24MG cL E$Others: 11220 {I5} (1979Ho08), 11190 {I20} (1971To12), 11230 {I40}
24MG2cL (1969St14).
24MG E 0.0072 20 4.4E-5 12 5.86 12 0.0072 20P
24MGS E EAV=701.6 11$CK=0.005600 24$CL=0.0004874 2$CM+=3.140E-5 14
24MG cE TI$Other: 0.0024 {I4} from %|a in 1969St14.
24MG L 11314.4 15 (3,4)+
24MG E 0.027 6 0.000204 5.18 10 0.027 6
24MGS E EAV=656.9 13$CK=0.00674 4$CL=0.000587 4$CM+=3.781E-5 21
24MG G 9943.5 15 0.027 6
24MG L 11698.2 10 4+ Z
24MG cL E$Others: 11693 {I5} (1979Ho08), 11680 {I20} (1971To12), 11700 {I30}
24MG2cL (1969St14).
24MG E 0.026 6 0.0004611 4.67 10 0.026 6P
24MGS E EAV=483.8 12$CK=0.01608 11$CL=0.001400 10$CM+=9.02E-5 6
24MG cE TI$Other: 0.0049 {I9} from %|a in 1969St14.
24MG L 12051.3 5 4+ Z
24MG cL E$Others: 12051 {I10} (1979Ho08), 12040 {I40} (1971To12)
24MG E 0.000103 5.8E-6 16 6.42 12 1.1E-4 3P
24MGS E EAV=330.0 10$CK=0.0485 5$CL=0.00423 4$CM+=0.0002723 2
24MG L 12119.0 10 4+ Z
24MG cL E$Others: 12119 {I10} (1979Ho08), 12120 {I30} (1971To12), 12130 {I30}
24MG2cL (1969St14).
24MG E 0.0009 3 6.9E-5 21 5.31 13 1.0E-3 3P
24MGS E EAV=301.2 11$CK=0.0632 7$CL=0.00550 6$CM+=0.000354 4
24MG cE TI$Other: 0.0004 {I1} from %|a in 1969St14.
24MG L 12162 3 4+ Z
24MG cL E$Others: 12158 {I10} (1979Ho08), 11150 {I30} (1971To12)
24MG E 0.0006918 6.2E-5 17 5.34 12 7.5E-4 20P
24MGS E EAV=282.5 16$CK=0.0755 13$CL=0.00657 11$CM+=0.000423 7
24MG L 12975 3 4+ Z
24MG cL E$Other: 12963 {I15} (1979Ho08)
24MG E 2E-5 1 5.27 22 2E-5 1P
24MGS E CK=0.9151$CL=0.07978$CM+=0.005140