148GD 148TB EC DECAY (2.20 M) 1991COZY 26NDS 202601
148GD H TYP=FUL$AUT=N. NICA$CIT=NDS 208, 1 (2026)$CUT=17-Jan-2026$
148GD dL E$Least-squares fitting is done by GLSC (version 06-Nov-2025)
148GD c 1991CoZY: measured E|g, I|g, |g|g coin, T{-1/2}
148GD c 1985Sc09: measured I|b{++}/(I|e+I|b{++}), I|b{++}/|eK(exp) to the
148GD2c 2693-keV level to determine Q(|e)-
148GD c 1981Sc21: measured |e/|b{++} to the 2693-keV level to determine Q(|e)-
148GD c 1974Ne01: measured E|g, I|g, |g|g coin, T{-1/2}
148GD c 1973Bo13: measured E|g, I|g, |g|g coin, T{-1/2}
148GD c 2003NaZV: measured Gamow-Teller strength distribution
148GD c Other: 1971Ar31
148GD c There are problems in reconciling log| {Ift} values from {+148}Tb |e
148GD2c decay (2.20 min) with |DJ|p of the transitions. More data are needed
148GD3c to clarify these problems.
148GD c All data and the level scheme are from 1991CoZY, unless indicated
148GD2c otherwise
148GD cE TI From |g transition intensity balance at each level. Based
148GD2cE on the existing data, the following levels have negative |b{++}+|e
148GD2cE feeding (not given here): 784.48, 1273.36, 1416.34, 2563.83
148GD cG $All data and the level scheme are from 1991CoZY, unless indicated
148GD2cG otherwise
148GD cG E From 1991CoZY, unless indicated otherwise. The evaluator has
148GD2cG assumed a |DE|g=0.3 keV, since the authors did not give these data
148GD cG E(A) From 1973Bo13
148GD cG RI Relative intensity
148GD cG M From adopted gammas; supported by internal conversion data
148GD2cG this decay
148GD cL E From a least-squares fit to E|g
148GD cL J Adopted values; supported by internal conversion data,
148GD2cL log| {Ift} values from this decay, and related in-beam work
148GD dG CC$From BrIcc v2.3e (17-Jun-2020) 2008Ki07, "Frozen Orbitals" appr.
148GD cL T$From adopted levels
148GD DE EAV,LOGFT$FROM BetaShape v2.4 (Jun-2024) 2023MO21.
148TB P 90.1 3 9+ 2.20 M 5 5732 13
148TB cP QP$From 2021Wa16
148GD N 0.09841 22 1.0 1.0
148GD cN NR$I(784|g+ce) to g.s.=100
148GD PN 3
148GD L 0.0 0+ 72.3 Y 23
148GD L 784.48 6 2+ 4.2 PS 12
148GD G 784.48 6 1000 E2 0.00466 7 A N
148GDS G KC=0.00390 5$LC=0.000597 8$MC=0.0001305 18
148GDS G NC=2.99E-5 4$OC=4.53E-6 6$PC=2.68E-7 4
148GD2 G %IG=98
148GD L 1273.36 113- 34.7 PS 21
148GD G 488.83 1062 E1+M2 +0.18 9 0.0075 30 A
148GDS G KC=0.0064 25$LC=9.E-4 4$MC=2.0E-4 9
148GDS G NC=4.6E-5 20$OC=7.0E-6 32$PC=4.5E-7 21
148GD2 G %IG=6.1
148GD cG RI 52 {I5} (1973Bo13), 52 {I5} (1974Ne01)
148GD L 1416.34 9 4+ 8.1 PS 24
148GD G 142.7 3 32 E1 0.1119 17 A
148GDS G KC=0.0945 14$LC=0.01372 21$MC=0.00297 5
148GDS G NC=0.000674 10$OC=0.0001002 15$PC=5.55E-6 8
148GD2 G %IG=3.2
148GD cG RI 24 {I3} (1973Bo13), 21 {I3} (1974Ne01)
148GD G 631.87 6 937 E2 0.0077211 A
148GDS G KC=0.00639 9$LC=0.001045 15$MC=0.0002299 32
148GDS G NC=5.25E-5 7$OC=7.88E-6 11$PC=4.36E-7 6
148GD2 G %IG=92
148GD cG RI 950 {I50} (1973Bo13), 900 {I50} (1974Ne01)
148GD L 1810.89 116+ 178 PS 20
148GD G 394.55 8 965 E2 0.0267 4 A
148GDS G KC=0.02123 30$LC=0.00428 6$MC=0.000959 13
148GDS G NC=0.0002177 31$OC=3.16E-5 4$PC=1.386E-6 19
148GD2 G %IG=95
148GD cG RI 860 {I50} (1973Bo13), 900 {I50} (1974Ne01)
148GD L 1912.92 294-
148GD G 639.5 5 1.3 M1 0.0136219
148GDS G KC=0.01158 16$LC=0.001595 23$MC=0.000345 5
148GDS G NC=7.94E-5 11$OC=1.236E-5 17$PC=8.44E-7 12
148GD2 G %IG=0.13
148GD L 2082.14 155- 2.6 PS 13
148GD G 169.2 3 1.3
148GD2 G %IG=0.13
148GD G 271.0 3 4.0 E1(+M2) 0.23 LE 0.034 14
148GDS G KC=0.029 11$LC=0.0045 20$MC=1.0E-3 5
148GDS G NC=2.3E-4 11$OC=3.4E-5 16$PC=2.1E-6 10
148GD2 G %IG=0.39
148GD G 665.8 3 4.0 E1(+M2) 0.34 LE 0.0042 17
148GDS G KC=0.0036 14$LC=5.1E-4 22$MC=1.1E-4 5
148GDS G NC=2.5E-5 11$OC=3.9E-6 17$PC=2.6E-7 11
148GD2 G %IG=0.39
148GD G 808.1 6 29 E2 0.00436 6 A
148GDS G KC=0.00365 5$LC=0.000555 8$MC=0.0001212 17
148GDS G NC=2.77E-5 4$OC=4.21E-6 6$PC=2.518E-7 35
148GD2 G %IG=2.9
148GD cG RI 29 {I3} (1973Bo13), 27 {I3} (1974Ne01)
148GD L 2563.83 137- 21.3 PS 30
148GD G 481.65 1038 E2 0.0154122 A
148GDS G KC=0.01249 17$LC=0.002278 32$MC=0.000506 7
148GDS G NC=0.0001152 16$OC=1.699E-5 24$PC=8.34E-7 12
148GD2 G %IG=3.7
148GD cG RI 30 {I4} (1973Bo13), 26 {I3} (1974Ne01)
148GD G 753.0 1 21 E1 1.97E-3 3 A
148GDS G KC=0.001686 24$LC=0.0002229 31$MC=4.79E-5 7
148GDS G NC=1.100E-5 15$OC=1.698E-6 24$PC=1.126E-7 16
148GD2 G %IG=2.1
148GD cG RI 17 {I2} (1973Bo13), 20 {I2} (1974Ne01)
148GD L 2693.28 138+ 13.2 PS 28
148GD E 26 563 174.31 9 89 18
148GDS E EAV=946 6$CK=0.5909 43$CL=0.0858 6$CM+=0.02663 17
148GD cE E$3030 {I30} from Q(|e)=5725 {I30} (1985Sc09). Other: 5755 {I50}
148GDxcE (1981Sc21)
148GD G 129.5 2 31 E1 0.1454 21 A
148GDS G KC=0.1225 18$LC=0.01796 26$MC=0.00389 6
148GDS G NC=0.000882 13$OC=0.0001305 19$PC=7.10E-6 10
148GD2 G %IG=3.1
148GD cG RI 25 {I4} (1973Bo13), 27 {I3} (1974Ne01)
148GD G 882.41 8 900 E2 0.00359 5 A
148GDS G KC=0.00302 4$LC=0.000449 6$MC=9.79E-5 14
148GDS G NC=2.242E-5 31$OC=3.42E-6 5$PC=2.087E-7 29
148GD2 G %IG=89
148GD cG RI 920 {I40} (1973Bo13), 944 {I50} (1974Ne01)
148GD L 2694.63 16 9- 16.6 NS 3
148GD E 0.50 151.20 486.03 13 1.7 5
148GDS E EAV=945 6$CK=0.5912 43$CL=0.0858 6$CM+=0.02664 17
148GD G 130.8 3 10.7 E2 0.956 15
148GDS G KC=0.550 9$LC=0.314 5$MC=0.0735 13
148GDS G NC=0.01644 28$OC=0.00219 4$PC=2.86E-5 4
148GD2 G %IG=1.1
148GD G 883.6 3 11.1 E3 0.0080211
148GDS G KC=0.00650 9$LC=0.001186 17$MC=0.000264 4
148GDS G NC=6.04E-5 8$OC=9.02E-6 13$PC=4.76E-7 7
148GD2 G %IG=1.1
148GD dG CC$E3 |a(theory)'s mult. By 0.975 {I10} (Cf. 1990Ne01)
148GD L 2782.54 19
148GD E 0.032 220.09 87.1 0.12 8
148GDS E EAV=906 6$CK=0.6136 42$CL=0.0891 6$CM+=0.02767 17
148GD G 971.7 3 1.9 @
148GD2 G %IG=0.19
148GD G 1366.4 3 2.8
148GD2 G %IG=0.28
148GD L 2868.67 22 (7)+
148GD G 1057.7 3 1.4 M1,E2 0.0032 8
148GDS G KC=0.0027 7$LC=0.00038 8$MC=8.2E-5 18
148GDS G NC=1.9E-5 4$OC=2.9E-6 7$PC=1.9E-7 5
148GD2 G %IG=0.14
148GD L 2936.09 327- 3.8 PS 26
148GD E 0.029 60.33 78.0 0.36 7 1U
148GDS E EAV=845 6$CK=0.7675 19$CL=0.11518 31$CM+=0.03595 13
148GD G 1125.2 3 3.7 E1(+M2) 0.14 LE 0.00099 7
148GDS G KC=0.00084 6$LC=0.000111 9$MC=2.38E-5 19
148GDS G NC=5.5E-6 4$OC=8.5E-7 7$PC=5.7E-8 5$IPC=4.27E-6 8
148GD2 G %IG=0.36
148GD L 3029.50 19 8- 52 PS 13
148GD E 0.095 280.39 146.4 0.48 14
148GDS E EAV=796 6$CK=0.6744 38$CL=0.0982 6$CM+=0.03050 17
148GD G 334.8 3 3.4 M1 0.0715 10
148GDS G KC=0.0606 9$LC=0.00853 12$MC=0.001849 26
148GDS G NC=0.000426 6$OC=6.61E-5 9$PC=4.47E-6 6
148GD2 G %IG=0.34
148GD G 465.6 3 5.4 M1 0.0303 4
148GDS G NC=0.0001788 25$OC=2.78E-5 4$PC=1.888E-6 27
148GDS G KC=0.0258 4$LC=0.00359 5$MC=0.000777 11
148GD2 G %IG=0.53
148GD L 3045.59 32
148GD E 0.0114 230.048 127.32 9 0.059 12
148GDS E EAV=789 6$CK=0.6782 38$CL=0.0987 6$CM+=0.03068 17
148GD G 1234.7 3 0.6
148GD2 G %IG=0.059
148GD L 3128.69 32
148GD E 0.0134 270.066 167.15 9 0.079 16
148GDS E EAV=752 6$CK=0.6972 36$CL=0.1016 5$CM+=0.03157 16
148GD G 1317.8 3 0.8
148GD2 G %IG=0.079
148GD L 3152.49 22 8-
148GD E 0.0307 370.157 226.8 0.188 22
148GDS E EAV=741 6$CK=0.7025 35$CL=0.1024 5$CM+=0.03182 16
148GD G 123.0 3 0.7
148GD2 G %IG=0.069
148GD G 457.9 3 0.6
148GD2 G %IG=0.059
148GD G 588.6 3 0.6 M1 0.0167524
148GDS G KC=0.01424 20$LC=0.001967 28$MC=0.000425 6
148GDS G NC=9.79E-5 14$OC=1.525E-5 21$PC=1.039E-6 15
148GD2 G %IG=0.059
148GD L 3156.89 32
148GD E 0.0207 420.107 266.9 0.128 26
148GDS E EAV=739 6$CK=0.7035 35$CL=0.1026 5$CM+=0.03187 16
148GD G 1346.0 3 1.3
148GD2 G %IG=0.13
148GD L 3357.72 25
148GD E 0.012 80.10 76.9 0.11 7
148GDS E EAV=650 6$CK=0.7446 30$CL=0.10883 45$CM+=0.03383 15
148GD G 1546.9 3 3.1
148GD2 G %IG=0.31
148GD L 3477.90 32 (8+)
148GD dL J$log| {Ift}=6.1 from 9+ and |g to 6+
148GD E 0.051 110.54 126.1 0.59 12
148GDS E EAV=597 6$CK=0.7659 26$CL=0.11213 39$CM+=0.03486 14
148GD G 1667.0 3 6.0
148GD2 G %IG=0.59
148GD L 3502.14 33
148GD E 0.0097 200.108 246.8 0.118 24
148GDS E EAV=587 6$CK=0.7698 25$CL=0.11275 38$CM+=0.03505 14
148GD G 938.3 3 1.2
148GD2 G %IG=0.12
148GD L 3645.84 24 (8+)
148GD E 0.0280 470.46 86.1 0.49 8
148GDS E EAV=523 6$CK=0.7907 20$CL=0.11608 32$CM+=0.03610 13
148GD G 952.7 3 1.0
148GD2 G %IG=0.098
148GD G 1834.8 3 4.0
148GD2 G %IG=0.39
148GD L 3666.33 3410-
148GD E 0.0032 70.056 127.03 9 0.059 12
148GDS E EAV=515 6$CK=0.7933 20$CL=0.11651 31$CM+=0.03625 13
148GD G 971.7 3 0.6 M1 0.00490 7 @
148GDS G KC=0.00418 6$LC=0.000567 8$MC=0.0001224 17
148GDS G NC=2.82E-5 4$OC=4.39E-6 6$PC=3.02E-7 4
148GD2 G %IG=0.059
148GD L 3758.33 3410+ 7.6 PS 10
148GD E 0.0024 50.057 126.98 9 0.059 12
148GDS E EAV=474 6$CK=0.8040 17$CL=0.11828 27$CM+=0.03681 13
148GD G 1063.7 3 0.6 E1(+M2) 0.18 LE 0.0011514
148GDS G NC=6.4E-6 8$OC=1.00E-6 13$PC=6.7E-8 9
148GDS G KC=0.00098 12$LC=0.000130 17$MC=2.8E-5 4
148GD2 G %IG=0.059
148GD L 3768.28 25
148GD G 1957.2 3 1.7
148GD2 G %IG=0.17
148GD L 3808.27 21 (8+)
148GD E 0.0118 150.328 406.2 0.34 4
148GDS E EAV=453 6$CK=0.8090 15$CL=0.11914 25$CM+=0.03708 13
148GD G 1113.7 3 0.7
148GD2 G %IG=0.069
148GD G 1115.0 3 0.9
148GD2 G %IG=0.089
148GD G 1997.3 3 1.8
148GD2 G %IG=0.18
148GD L 3868.61 20(8,9,10+)
148GD E 0.0065 140.22 56.3 0.23 5
148GDS E EAV=426 6$CK=0.8145 13$CL=0.12009 23$CM+=0.03739 13
148GD G 1174.0 3 2.5
148GD2 G %IG=0.25
148GD G 1175.4 3 0.7
148GD2 G %IG=0.069
148GD L 3990.45 22(8,9,10)+
148GD dL J log| {Ift}=5.9 from 9+
148GD E 0.0079 120.45 66.0 0.46 6
148GDS E EAV=373 6$CK=0.8232 10$CL=0.12172 20$CM+=0.03791 13
148GD G 1208.2 3 2.0
148GD2 G %IG=0.20
148GD G 1295.5 3 0.4
148GD2 G %IG=0.039
148GD G 1297.2 3 2.3
148GD2 G %IG=0.23
148GD L 4119.19 17(8)+
148GD dL J log| {Ift}=5.2 from 9+; |g to 6+
148GD E 0.0206 272.23 245.2 2.25 24
148GDS E EAV=317 6$CK=0.8294 7$CL=0.12308 17$CM+=0.03835 13
148GD G 1089.7 3 1.5
148GD2 G %IG=0.15
148GD G 1250.5 3 1.0
148GD2 G %IG=0.098
148GD cG 1991CoZY show this |g depopulating the 3991 level.
148GD2cG However, such a placement does not lead to a final level observed by
148GD3cG them. The evaluator has assumed that E|g is correct, and the final
148GD4cG level is 2869 keV as shown by 1991CoZY leading to an initial level of
148GDxcG 4119.5 keV.
148GD G 1336.6 3 1.5
148GD2 G %IG=0.15
148GD G 1424.6 3 2.5
148GD2 G %IG=0.25
148GD G 1425.9 3 11.5 N
148GD2 G %IG=1.1
148GD G 1555.4 3 2.2
148GD2 G %IG=0.22
148GD G 2308.2 3 2.7
148GD2 G %IG=0.27
148GD L 4170.22 22 (8,9-)
148GD E 0.00219 330.318 406.0 0.32 4
148GDS E EAV=294 6$CK=0.8311 6$CL=0.12352 17$CM+=0.03850 13
148GD G 1475.6 3 1.5
148GD2 G %IG=0.15
148GD G 1476.9 3 1.2
148GD2 G %IG=0.12
148GD G 1606.4 3 0.5
148GD2 G %IG=0.049
148GD L 4271.29 33(8,9,10+)
148GD E 5.6E-4 120.159 306.3 0.16 3
148GDS E EAV=250 6$CK=0.83346 47$CL=0.12428 17$CM+=0.03876 13
148GD G 1578.0 3 1.6
148GD2 G %IG=0.16
148GD L 4311.95 19(8)+
148GD dL J log| {Ift}=5.1 from 9+
148GD E 0.0045 81.77 215.2 1.77 21
148GDS E EAV=232 6$CK=0.83404 43$CL=0.12456 17$CM+=0.03885 13
148GD G 443.4 3 0.4
148GD2 G %IG=0.039
148GD G 954.3 3 2.0
148GD2 G %IG=0.20
148GD cG 1991CoZY show this |g depopulating the 4409 level.
148GD2cG However, such a placement does not lead to a final level observed by
148GD3cG them. The evaluator has assumed that the E|g is correct and the final
148GD4cG level is 3358 keV as shown by 1991CoZY, leading to an initial level of
148GDxcG 4312.5 keV.
148GD G 1282.3 3 2.1
148GD2 G %IG=0.21
148GD G 1618.7 3 9.0
148GD2 G %IG=0.89
148GD G 1748.1 3 4.5
148GD2 G %IG=0.44
148GD L 4408.86 18(8)+
148GD dL J log| {Ift}=5.3 from 9+; |g to (5)+
148GD E 0.00117 231.13 135.3 1.13 13
148GDS E EAV=189 6$CK=0.83476 39$CL=0.12515 17$CM+=0.03906 13
148GD G 540.3 3 0.5
148GD2 G %IG=0.049
148GD G 640.4 3 1.3
148GD2 G %IG=0.13
148GD G 1540.1 3 0.4
148GD2 G %IG=0.039
148GD G 1714.3 3 1.6
148GD2 G %IG=0.16
148GD G 1715.7 3 5.6
148GD2 G %IG=0.55
148GD G 1845.0 3 2.1
148GD2 G %IG=0.21