248CF    248BK B- DECAY (23.7 H)       1978GR10                  25NDS    202507
248CF  H TYP=FUL$AUT=C.D. Nesaraja$CIT=NDS 204, 374 (2025)$CUT=30-Jun-2024$
248CF dL E$Least-squares fitting is done by GLSC (version 30-Jun-2025)
248CF c  1978Gr10: Gammas were measured with a Ge(Li) detector,
248CF2c  2|p geometry gas-flow counter and a NaI(Tl) spectrometer.
248CF3c  Measured I|b, |b-x ray coincidence, Fermi-Kurie plot
248CF4c  singles spectrum measured with a Si(Li) detector, and with a
248CF5c  liquid scintillator in coincidence with the 550.8|g measured
248CF6c  with NaI(Tl) detector. Deduced |b-end point energy
248CF cL J,T$From Adopted Levels
248CF DG CC$FROM BrIcc v2.3e (17-Jun-2020) 2008Ki07, "Frozen Orbitals" appr.
248CF DB EAV,LOGFT$FROM BetaShape v2.4 (Jun-2024) 2023MO21.
248BK  P 0.0+X        1(-)             23.7 H    2              890       50
248BK cP QP$From 2021Wa16.
248CF  N 1.0                    0.70   5  1.43
248CF cN BR$From 1978Gr10
248CF PN                                                                     3
248CF cG $K|a{-1}| x ray(Cf)/I(550|g)=0.0055 {I8} (1978Gr10).
248CF cB IB$|b intensity per 100 decays of {+248}Bk 23.7-hr isomer, measured
248CF2cB by 1978Gr10.
248CF  L 0.0          0+               333.5 D   28
248CF  B              45     10          7.73    14
248CF cB E$870 keV {I20} from the Fermi-Kurie end-point energy
248CF2cB of the singles |b{+-} spectrum measured by 1978Gr10
248CFS B EAV=275 18
248CF  L 41.53     6  2+
248CF  B              20     10          8.02    24
248CFS B EAV=261 18
248CF  G 41.53     6           [E2]                    1461   23
248CFS G  LC=1053 17$MC=300 5
248CFS G  NC=84.3 13$OC=20.79 33$PC=3.26 5$QC=0.00709 11
248CF cG $From the Adopted Gammas
248CF  L 592.23    12  2-              4.64 NS   14
248CF  B             5.0     5           7.15    28
248CF cB E$257 keV {I20} from the Fermi-Kurie end-point energy
248CF2cB of the |b{+-} spectrum taken in coincidence with the
248CF3cB 550.7|g (1978Gr10).
248CFS B EAV=81 15
248CF  G 550.7     1  7.1     5E1                      0.0136519
248CFS G  KC=0.01086 15$LC=0.002093 29$MC=0.000508 7
248CFS G  NC=0.0001398 20$OC=3.59E-5 5$PC=6.70E-6 9$QC=3.47E-7 5
248CF2 G %IG=5.0 5
248CF cG RI$I|g per 100 |b{+-} decays from I|g/|SI(|b{+-}) and also from
248CF2cG I|g/I|a({+248}Bk) (1978Gr10)
248CF cG M$|a(K)exp=0.009 {I2} deduced by 1978Gr10 from Cf K| x
248CFxcG ray/I|g(550.7|g)