86Y 86ZR EC DECAY (16.5 H) 1977LAZN,1966HY01 25NDS 202507
86Y H TYP=FUL$AUT=A. Negret and B. Singh$CIT=NDS 203, 283 (2025)$
86Y 2 H CUT=20-Jan-2025$
86Y c 1977LaZN (also 1975LaYR): Assignment to
86Y 2c {+86}Zr from lifetime observations. Used chemically and mass-separated
86Y 3c isotopes.
86Y c 1966Hy01: measured E|g, I|g, |g|g, |g|g(t), (x ray)|g(t) using Ge(Li),
86Y 2c Si and NaI(Tl) gamma detectors.
86Y c 1964Aw02: measured E|g, I|g, T{-1/2}
86Y c 1968Tr11: measured |g|g(t), g factor by |g(|q,H,t)
86Y c Theory for {+86}Zr decay: 2017Ko05.
86Y cG M$From |a(K)exp of 1977LaZN, unless indicated otherwise.
86Y cG E,RI$From 1977LaZN.
86Y cG E(A)$A possible cascade of 620.6|g, 135.6|g and 127.7|g which
86Y 2cG adds to 883.9, could possibly decay from 883.9 level. Since the
86Y 3cG |g rays involved are very weak, additional information is
86Y 4cG required to verify such a placement
86Y cL E$From least-squares fit to E|g values
86Y cL J,T$From the Adopted Levels, unless otherwise stated
86ZR P 0.0 0+ 16.5 H 1 1315 15
86ZR cP QP$From 2021Wa16
86Y N 0.9584 20 1 1
86Y cN NR$from I(|g+ce)(242.8|g)=100; |e+|b{++} feeding to g.s. is highly
86Y xcN forbidden.
86Y PN 3
86Y G 94.2 1 0.048 3 M1+E2 0.6 3 0.51 21
86Y S G KC=0.43 17$LC=0.07 4$MC=0.011 6
86Y S G NC=0.0014 7$OC=6.8E-5 24
86Y 2 G EKC=0.42 16
86Y G 127.7 1 0.073 9 M1+E2 0.26 18 A
86Y 2 G EKC=0.19 4
86Y cG CC$overlaps M1 and E2
86Y S G KC=0.23 15$LC=0.032 24$MC=0.006 4
86Y S G NC=0.0007 5$OC=3.6E-5 21
86Y G 135.6 1 0.49 5 M1 0.0788 11 A
86Y 2 G EKC=0.089 14
86Y S G KC=0.0693 10$LC=0.00794 12$MC=0.001359 20
86Y S G NC=0.000182 3$OC=1.246E-5 18
86Y G 160.7 1 0.10 1 M1 0.0500 7
86Y 2 G EKC=0.061 16
86Y S G KC=0.0440 7$LC=0.00501 7$MC=0.000858 12
86Y S G NC=0.0001151 17$OC=7.89E-6 12
86Y G 173.7 1 0.073 9 M1 0.0407 6
86Y 2 G EKC=0.049 14
86Y S G KC=0.0358 5$LC=0.00407 6$MC=0.000696 10
86Y S G NC=9.34E-5 14$OC=6.42E-6 9
86Y G 207.9 2 0.086 9 E2 0.0741 11
86Y S G KC=0.0642 10$LC=0.00833 12$MC=0.001425 21
86Y S G NC=0.000184 3$OC=1.036E-5 15
86Y 2 G EKC=0.067 11
86Y G 214.9 1 0.086 9 D
86Y 2 G EKC=0.017 5
86Y G 620.6 2 0.28 4 D,E2 A
86Y 2 G EKC<0.002
86Y L 0.0 4- 14.74 H 2
86Y L 242.80 10 2- 28.6 NS 21
86Y 2 L G=-0.53 3 (1968Tr11)
86Y cL T$from Adopted Levels. T{-1/2}=28.5 ns {i21} from |g|g(t) in 1968Tr11.
86Y cL G$from time-differential perturbed angular correlation (1968Tr11)
86Y E 1.012E-8LT0.16 LT8.29 GT 0.16 LT 1U?
86Y S E EAV=27 8$CK=0.86727 42$CL=0.10757 24$CM+=0.02516 14
86Y cE TI$from log| {If{+1u}t}>8.5
86Y G 242.8 1 100.0 E2 0.0427 6
86Y S G KC=0.0371 6$LC=0.00467 7$MC=0.000799 12
86Y S G NC=0.0001040 15$OC=6.07E-6 9
86Y 2 G EKC=0.035 3 (1966Hy01)
86Y L 271.90 13 1+ 10 NS LT
86Y cL T$from |e x-ray/29-keV decay |g-ray coincidence measurements
86Y 2cL (1966Hy01).
86Y E 95 8 4.858 40 95 8
86Y S E CK=0.87128 34$CL=0.10437 18$CM+=0.02434 12
86Y G 29.1 1 22.5 16E1 3.70 7
86Y S G KC=3.22 6$LC=0.403 7$MC=0.0677 12
86Y S G NC=0.00853 15$OC=0.000438 8
86Y 2 G EKC=3.2 3 (1977LaZN)
86Y cG EKC$other: 3.3 {I3} (1966Hy01)
86Y L 883.90 131+
86Y E 5.7 3 5.294 43 5.7 3
86Y S E CK=0.8665 6$CL=0.10810 38$CM+=0.02535 17
86Y G 612.0 1 6.0 3
86Y G 641.1 1