167ER 167HO B- DECAY (2.98 H) 1968FU09 23NDS 202309
167ER H TYP=FUL$AUT=Balraj Singh and Jun Chen$CIT=NDS 191, 1 (2023)$
167ER2 H CUT=22-Aug-2023$
167ER c 1968Fu09: {+167}Ho from {+168}Er(|g,p),E|g=30-MeV and {+164}Dy(|a,p),
167ER2c E|a=27 MeV. Measured E|b, I|b, E|g, I|g, prompt and delayed |b|g- and
167ER3c |g|g-coin using Ge(Li) and scintillation detectors for |g rays and a
167ER4c magnetic spectrometer for |b radiation
167ER c 1962Ha24: measured ce using a magnetic spectrometer
167ER c 1955Ha45: {+167}Ho from bombardment of Er{-2}O{-3} with 22.4 MeV
167ER2c protons at the ORNL 86-inch cyclotron. Measured half-life of {+167}Ho
167ER3c decay, E|b, E|g.
167ER c Theory for log| {Ift} values: 1994Dz03, 1975Fe13, 1974Bo49
167ER cB IB$|b{+-} feedings to E(level)>79 are from intensity imbalance
167ER2cB at each level.
167ER cB IB(X)$|?30% for |b{+-} branch to the (0.0+79.3) levels
167ER2cB combined (1968Fu09). Evaluators assumed 50% uncertainty in this
167ER3cB intensity in order to obtain |g normalization.
167ER cG E,RI$From 1968Fu09, except where noted.
167ER cG M$From |a(K)exp, unless otherwise specified; the I|g (adopted
167ER2cG here) and ce intensity (1962Ha24) scales are normalized through
167ER3cG |a(K)=0.469 (E3 theory) for 207.8|g. The same values are adopted in
167ER4cG Adopted Gammas
167ER cG E(ADf),M(DE)$From the Adopted Gammas.
167ER cG RI(AD)$Negligible relative to I|g(531.5|g) (from adopted branching).
167ER cG E(BE)$From ce data (1962Ha24).
167ER cL E$From a least-squares fit to E|g data
167ER cL J$From the Adopted Levels.
167HO P 0.0 7/2- 2.98 H 3 1010 5
167HO cP J,T$From Adopted Levels of {+167}Ho
167HO cP QP$From 2021Wa16
167ER N 0.56 12 0.56 12 1.0 1.0
167ER cN NR$If total I(|g+ce) to (g.s.+79.3 level) minus
167ER2cN I(|g+ce)(79.3|g) is 70% {I15} (1968Fu09 report I|b|?30% for |b group
167ER3cN populating the (0.0+79.3) levels; evaluators assigns 50% uncertainty to
167ERxcN this intensity).
167ER PN 3
167ER L 0.0 7/2+ STABLE
167ER B 15 15 6.3 GT X
167ERS B EAV=339.5 20
167ER cB $Measured E|b=970 {I20}, I|b|?30 (1968Fu09)
167ER L 79.3219 13(9/2)+
167ER B 15 15 6.2 GT X
167ERS B EAV=308.5 20
167ER G 79.3219 13 3.8 9 M1+E2 -0.32 3 5.70 8 f
167ER2 G %IG=2.1 7
167ER cG $E|g=79.3 {I2} (1968Fu09)
167ER2 G EKC AP 3.0 (1962Ha24)
167ERS G KC=4.37 8$LC=1.03 6$MC=0.236 15
167ERS G NC=0.0544 33$OC=0.0073 4$PC=0.000268 5
167ER cG $K:L1=|?250:50 (1962Ha24)
167ER cG $L2 is weak (1962Ha24)
167ER cG M,MR$from the Adopted Gammas;
167ER2cG |a(K)exp in {+167}Ho |b{+-} decay gives M1+E2 with |d|?1.2.
167ER L 207.801 5 1/2- 2.269 S 6 M
167ER cL T$from the Adopted Levels.
167ER G 207.801 5 8.8 6 E3 1.380 19 f
167ER2 G %IG=4.9 11
167ERS G KC=0.476 7$LC=0.689 10$MC=0.1718 24
167ERS G NC=0.0392 5$OC=0.00466 7$PC=2.75E-5 4
167ER cG $E|g=207.8 {I2} (1968Fu09)
167ER cG M$from the Adopted Gammas, based on ce subshell ratios and |a(K)exp.
167ER L 264.874 5 3/2-
167ER G 57.0723 12 1.4 6 M1+E2 0.352 16 5.02 23 B
167ERS G NC=0.208 10$OC=0.0264 11$PC=0.000684 11
167ER2 G %IG=0.8 4
167ERS G LC=3.88 18$MC=0.91 4
167ER cG RI$deduced from intensity balance at 207.8 level.
167ER cG E,M,MR$from the Adopted Gammas, based on subshell ratios.
167ER L 281.574 6 5/2-
167ER G 16.700 9 0.022 AP [M1] 89.0 13 2.0 APf S
167ER2 G %IG AP 0.012
167ERS G L/T=0.771 7$M/T=0.1715 31
167ERS G N/T=0.0400 8$O/T=0.00576 11$P/T=0.000315 6
167ERS G LC=69.4 10$MC=15.43 22
167ERS G NC=3.59 5$OC=0.518 7$PC=0.0283 4
167ER cG $Unobserved, but expected from decay scheme; E|g
167ER2cG deduced from energy difference between 281.6 and 264.9
167ER3cG levels. I(|g+ce) deduced from intensity balance at 264.9 level.
167ER cG RI$deduced from I(|g+ce) and |a(theory) for M1
167ER G 73.775 4 0.8 3 E2 9.66 14 f
167ER2 G %IG=0.45 20
167ERS G KC=1.898 27$LC=5.94 8$MC=1.448 20
167ERS G NC=0.327 5$OC=0.0380 5$PC=8.80E-5 12
167ER cG $E|g=73.8 {I2} (1968Fu09)
167ER cG M$from L1:L2:L3=(very weak):20:20 (1962Ha24).
167ER L 346.547 15 5/2- 1.0 NS 1
167ER cL T$from |g|g(t), |b|g(t) (1968Fu09); adopted in Adopted Levels
167ER B 21 5 5.94 10
167ERS B EAV=207.2 18
167ER cB $Measured E|b=610, I|b=25 (1968Fu09)
167ER G 346.547 15 100 E1 0.0130418 f
167ER2 G %IG=56 12
167ER cG $E|g=346.5 {I2} (1968Fu09)
167ER2 G EKC=0.016$ K/L1=5.8 (1962Ha24)
167ERS G KC=0.01102 15$LC=0.001576 22$MC=0.000347 5
167ERS G NC=8.04E-5 11$OC=1.134E-5 16$PC=5.76E-7 8
167ER L 413.272 7 (7/2)-
167ER G 131.700 4 0.12 AP [M1,E2] 1.18 12 f
167ER2 G %IG AP 0.0674
167ERS G KC=0.81 28$LC=0.29 12$MC=0.068 32
167ERS G NC=0.015 7$OC=0.0020 7$PC=4.5E-5 22
167ER cG $E|g=131.7 {I3} (1968Fu09)
167ER cG RI$see comment with 131|g from 668 level; remaining intensity
167ER2cG is attributed to 131.7|g.
167ER G 148.394 6 0.2 1 [E2] 0.699 10 f
167ER2 G %IG=0.11 6
167ERS G KC=0.382 5$LC=0.2434 34$MC=0.0586 8
167ERS G NC=0.01331 19$OC=0.001601 22$PC=1.677E-5 23
167ER cG $E|g=148.3 {I4} (1968Fu09)
167ER L 430.020 15(7/2)-
167ER B 2.5 23 6.7 +11-3 ?
167ERS B EAV=177.4 18
167ER G 83.4733 25 2.7 6 M1+E2 0.40 +50-134.94 35 A
167ER2 G %IG=1.5 5
167ER cG $E|g=83.5 {I2} (1968Fu09)
167ER2 G EKC AP 2.6 (1962Ha24)
167ERS G KC=3.7 8$LC=1.0 8$MC=0.23 21
167ERS G NC=0.05 5$OC=0.007 5$PC=2.2E-4 6
167ER cG $K:L1:L2=|?150:30:|?15 (1962Ha24)
167ER cG MR$from |a(K)exp and K, L1, L2 ratios using BrIccMixing code, assuming
167ER2cG 50% uncertainty in |a(K)exp, K and L2 intensities and 20% in L1.
167ER G 351.31 25 1.4 11 [E1] 0.0126118 S
167ER2 G %IG=0.8 6
167ERS G KC=0.01067 15$LC=0.001524 22$MC=0.000336 5
167ERS G NC=7.77E-5 11$OC=1.097E-5 15$PC=5.58E-7 8
167ER cG E$from the Adopted Gammas; transition probably not resolved from
167ER2cG 346.5|g in {+167}Ho |b{+-} decay (1968Fu09)
167ER cG RI$deduced from I|g(83.5|g) and adopted |g branching ratio
167ER2cG for 430.0 level.
167ER G 430.0 5 0.22 6 [E1] 0.0078511
167ER2 G %IG=0.12 4
167ERS G KC=0.00665 9$LC=0.000939 13$MC=0.0002066 29
167ERS G NC=4.79E-5 7$OC=6.79E-6 10$PC=3.53E-7 5
167ER L 441.9 10 (9/2)- ?
167ER L 531.5 3 3/2+
167ER G 250.2 5 [E1] 0.0292 4 A
167ERS G KC=0.0246 4$LC=0.00359 5$MC=0.000793 12
167ERS G NC=0.0001831 27$OC=2.56E-5 4$PC=1.249E-6 19
167ER G 266.5 5 E1 0.0249 4 D
167ERS G KC=0.02099 31$LC=0.00305 5$MC=0.000673 10
167ERS G NC=0.0001556 23$OC=2.178E-5 32$PC=1.072E-6 16
167ER G 323.7 5 E1 0.0153822 D
167ERS G KC=0.01299 19$LC=0.001866 27$MC=0.000411 6
167ERS G NC=9.51E-5 14$OC=1.340E-5 19$PC=6.75E-7 10
167ER G 531.5 8 0.03 LT E2 0.0140820 E
167ERS G NC=0.0001140 17$OC=1.551E-5 23$PC=6.27E-7 9
167ER2 G %IG<0.017
167ERS G KC=0.01128 16$LC=0.002171 32$MC=0.000494 7
167ER L 535.81 10 (9/2-)
167ER G 105.75 10 0.16 7 [M1,E2] 2.40 4 f
167ER2 G %IG=0.09 4
167ERS G KC=1.5 5$LC=0.7 4$MC=0.17 10
167ERS G NC=0.038 23$OC=0.0047 24$PC=8.E-5 4
167ER cG $E|g=106 {I1} (1968Fu09)
167ER L 667.890 20(5/2)-
167ER B 42 9 4.68 10
167ERS B EAV=97.1 16
167ER cB $Measured E|b=315 {I20}, I|b=45 (1968Fu09)
167ER G 131 1 0.08 AP [E2] 1.088 34 ?
167ERS G KC=0.540 14$LC=0.421 16$MC=0.102 4
167ER2 G %IG AP 0.045
167ERS G NC=0.0231 9$OC=0.00275 10$PC=2.31E-5 6
167ER cG $Observed in coincidence spectrum only.
167ER cG RI$deduced from intensity balance at 536.3 level;
167ER2cG I|g(131|g+131.7|g)=0.2 {I1}.
167ER G 237.873 15 9.0 6 M1 0.2498 35 f
167ER2 G %IG=5.1 11
167ER cG $E|g=237.9 {I2} (1968Fu09)
167ER2 G EKC=0.31 $ K/L1=6.0 (1962Ha24)
167ERS G KC=0.2100 29$LC=0.0310 4$MC=0.00688 10
167ERS G NC=0.001604 22$OC=0.0002322 33$PC=1.286E-5 18
167ER G 254.7 2 0.37 10 [M1,E2] 0.16 5
167ER2 G %IG=0.21 7
167ERS G KC=0.13 5$LC=0.0261 5$MC=0.00596 27
167ERS G NC=0.00138 5$OC=0.000186 7$PC=7.3E-6 33
167ER G 321.336 25 42.0 15 M1(+E2) 0.8 LT 0.100 11 f
167ER2 G %IG=24 5
167ER cG $E|g=321.3 {I2} (1968Fu09)
167ER2 G EKC=0.087 $K/L1=5.3 (1962Ha24)
167ERS G KC=0.083 10$LC=0.0132 5$MC=0.00295 9
167ERS G NC=0.000685 24$OC=9.8E-5 5$PC=5.0E-6 7
167ER cG MR$from combined fit to |a(K)exp and K/L1 ratio, assuming 20%
167ER2cG uncertainty in each value
167ER G 386.2 2 6.0 3 M1 0.0682 10
167ER2 G EKC=0.12 (1962Ha24)
167ERS G NC=0.000432 6$OC=6.27E-5 9$PC=3.49E-6 5
167ER2 G %IG=3.4 8
167ERS G KC=0.0575 8$LC=0.00838 12$MC=0.001855 26
167ER G 403.0 2 5.8 3 [M1,E2] 0.045 16
167ER2 G %IG=3.3 7
167ERS G KC=0.037 14$LC=0.0063 12$MC=0.00142 24
167ERS G NC=0.00033 6$OC=4.6E-5 10$PC=2.2E-6 9
167ER G 460.0 2 3.7 4 [E2] 0.0204529
167ERS G KC=0.01612 23$LC=0.00336 5$MC=0.000769 11
167ER2 G %IG=2.1 5
167ERS G NC=0.0001772 25$OC=2.378E-5 33$PC=8.84E-7 12
167ER G 668.0 5 0.4 2[E1] 0.00301 4
167ER2 G %IG=0.23 12
167ERS G KC=0.00256 4$LC=0.000352 5$MC=7.73E-5 11
167ERS G NC=1.795E-5 25$OC=2.57E-6 4$PC=1.388E-7 20
167ER cG RI$0.4 {I+1-2} in 1968Fu09
167ER L 744.94 18 (7/2)-
167ER B 2.9 7 5.49 11
167ERS B EAV=73.1 15
167ER G 208.7 4 0.30 15 [M1,E2] 0.29 7
167ER2 G %IG=0.17 9
167ERS G KC=0.22 8$LC=0.051 7$MC=0.0118 20
167ERS G NC=0.0027 4$OC=0.000361 29$PC=1.3E-5 6
167ER cG $Observed in coincidence spectrum only.
167ER G 303 1 0.06 LE [M1,E2] 0.098 31 ?
167ER2 G %IG LT 0.0337
167ERS G KC=0.079 30$LC=0.0149 12$MC=0.00339 18
167ERS G NC=0.00078 5$OC=0.000107 13$PC=4.6E-6 21
167ER G 315.0 5 1.3 3 [M1,E2] 0.088 29
167ER2 G %IG=0.73 23
167ERS G KC=0.071 27$LC=0.0132 13$MC=0.00300 21
167ERS G NC=0.00069 5$OC=9.5E-5 13$PC=4.1E-6 19
167ER G 332 1 0.30 15 [M1,E2] 0.076 25
167ERS G NC=0.00059 6$OC=8.1E-5 13$PC=3.6E-6 16
167ER2 G %IG=0.17 9
167ERS G KC=0.062 24$LC=0.0112 13$MC=0.00254 24
167ER G 398.6 3 1.6 3 [M1,E2] 0.046 16
167ERS G KC=0.038 15$LC=0.0065 12$MC=0.00147 24
167ER2 G %IG=0.9 3
167ERS G NC=0.00034 6$OC=4.7E-5 10$PC=2.2E-6 10
167ER G 463 1 0.8 3 [M1,E2] 0.031 11
167ER2 G %IG=0.45 20
167ERS G KC=0.026 10$LC=0.0042 10$MC=0.00095 20
167ERS G NC=0.00022 5$OC=3.1E-5 8$PC=1.5E-6 7
167ER G 480.0 5 0.26 5 [E2] 0.0182826
167ER2 G %IG=0.15 4
167ERS G KC=0.01449 21$LC=0.00294 4$MC=0.000673 10
167ERS G NC=0.0001552 22$OC=2.091E-5 30$PC=7.98E-7 11
167ER G 745.0 5 0.3 1 [E1] 2.41E-3 3
167ER2 G %IG=0.17 7
167ERS G KC=0.002053 29$LC=0.000281 4$MC=6.16E-5 9
167ERS G NC=1.432E-5 20$OC=2.056E-6 29$PC=1.117E-7 16