90ZR 90NB EC DECAY 1990ME15,1982WA24 20NDS 202005
90ZR H TYP=FUL$AUT=S. K. Basu, E.A. MCCUTCHAN$CIT=NDS 165, 1 (2020)$
90ZR2 H CUT=1-Mar-2020$
90ZR c 1990Me15: Measured precision E|g and I|g with carefully calibrated
90ZR2c Ge(Li) detector systems.
90ZR c 1982Wa24: Measured precision E|g, |g(t), |g|g and delayed |g|g coin
90ZR2c with Ge(Li)-NaI escape-suppression spectrometer and Ge(Li).
90ZR c 1968Pe01: Measured |g singles and ce(t) spectra with chemically
90ZR2c separated sources
90ZR c 1987Be12: |g|g(|q) with NaI-Ge(Li) detectors.
90ZR c 1964Lo02: Delayed |b|g coin with anthracene and NaI.
90ZR c Others: 1954On06, 1955Ma31, 1957Sh32, 1958La12, 1959Bj39, 1960Ha06,
90ZR2c 1966Pe10, 1970Tu04, 1971Za03, 1975Pa07, 1980Iw03, 2001Ba06
90ZR c Decay scheme is based on |g|g coin and energy sums (1982Wa24).
90ZR cE $|e+|b{++} branches are obtained from I|g+ce imbalance at each level.
90ZR cG $For adjusted E|g and I|g (based on energy sums and intensity
90ZR2cG balance) see 1982Wa24.
90ZR cG $For a search for the 2319 to 1761 E5 transition with mini-orange
90ZR2cG detectors, see 1985HaZI.
90ZR cG RI(A)$Upper limits from 1982Wa24 renormalized to current
90ZR2cG normalization.
90ZR cG E,RI$From 1990Me15, except as noted.
90ZR cG M,MR$From the Adopted Gammas. For cases where values originate from
90ZR2cG this dataset, supported evidence is included in the comments.
90ZR cL E$From a least-squares fit to E|g, by evaluators.
90ZR cL J$From the Adopted Levels.
90ZR c Total energy release in the decay is 6040 keV {I60} as computed by
90ZR2c the code Radlist, compared to the Q value of 6111 {I3}.
90ZR D CC$FROM BrIcc v2.3b (16-Dec-2014) 2008Ki07, "Frozen Orbitals" appr.
90NB P 0.0 8+ 14.60 H 5 6111.0 30
90ZR N 0.08203 20 0.0820320 1.0 1.0
90ZR PN 3
90ZR G 2321.9 2 9 2
90ZR L 0 0+ STABLE
90ZR L 1760.74 15 0+
90ZR G 1760.70 20 E0 0.060 10
90ZR cG E$Conversion electrons observed by 1968Pe01.
90ZR cG TI$From intensity balance, assuming no |e feeding.
90ZR cG M$|a(K)exp > 4.8
90ZR L 2186.265 19 2+
90ZR G 425.5 2 0.06 1 E2 0.00688
90ZRS G KC=0.00602 9$LC=0.000713 10$MC=0.0001239 18$NC=1.732E-5 25$
90ZRS G OC=1.117E-6 16
90ZR G 2186.242 25 219 2 E2 5.36E-4 C
90ZRS G KC=0.0001223 18$LC=1.325E-5 19$MC=2.29E-6 4$NC=3.27E-7 5$OC=2.34E-8 4
90ZR cG M$|a(K)exp=0.000123 {I10}
90ZR L 2318.991 19 5- 809.2 MS 20
90ZR2 L G=1.250 26 (1987Ed02)
90ZR cL G$From nuclear magnetic resonance on oriented nuclei.
90ZR G 132.716 18 50.4 5 E3(+M4) 0.07 LT 2.97 11 C
90ZRS G KC=2.20 8$LC=0.644 23$MC=0.115 5$NC=0.0146 6$OC=0.000359 24
90ZR cG M$|a(K)exp=2.11 {I15}; K/L=3.22 {I16} (1968Pe01)
90ZR cG M$(132.7|g)(2186.3|g)(|q): A{-2}=+0.187 {I38}, A{-4}=-0.063 {I36}
90ZR2cG (1978Be12).
90ZR cG MR$+0.06 {I10} from |g|g(|q); 0.00 {I7} from ce measurements
90ZR G 2318.959 25 1000 2 E5 4.64E-4 C
90ZRS G KC=0.000408 6$LC=4.63E-5 7$MC=8.04E-6 12$NC=1.141E-6 16$OC=7.97E-8 12
90ZR cG M$|a(K)exp=0.000385 {I30} (1984HaZC)
90ZR L 2739.29 5 (4)-
90ZR G 420.28 5 0.33 3 C
90ZR L 2747.867 21 3-
90ZR G 429 0.06 LT ?
90ZRF G FLAG=A
90ZR G 561.604 11 1.46 4 C
90ZR G 2747.8 3 0.06 2
90ZR L 3076.917 21 4+
90ZR G 329.058 16 1.50 5 C
90ZR G 337.50 15 0.3 1 C
90ZR G 757.95 5 0.49 5
90ZR G 890.64 5 22.0 5 (E2) 8.82E-4 C
90ZRS G KC=0.000777 11$LC=8.69E-5 13$MC=1.507E-5 22$NC=2.13E-6 3$
90ZRS G OC=1.479E-7 21
90ZR cG M$|a(K)exp=0.00076 {I6}
90ZR cG M$(890.6|g)(2186.3|g)(|q): A{-2}=+0.132 {I51}, A{-4}=-0.023 {I48}
90ZR2cG (1978Be12).
90ZR cG MR$+0.05 {I7} from |g|g(|q); 0.0 {I1} from ce measurements; both
90ZR2cG consistent with no M3 admixture.
90ZR L 3448.221 21 6+
90ZR G 371.307 8 22.0 8 E2 0.01064 C
90ZRS G KC=0.00929 13$LC=0.001119 16$MC=0.000194 3$NC=2.71E-5 4$OC=1.712E-6 24
90ZR cG M$|a(K)exp=0.088 {I6}
90ZR G 1129.224 15 1130 5 E1 2.41E-4 C
90ZRS G KC=0.000203 3$LC=2.20E-5 3$MC=3.81E-6 6$NC=5.42E-7 8$OC=3.85E-8 6
90ZR cG M$|a(K)exp=0.000197 {I11}
90ZR cG M$(141.3|g)(1129.2|g)(|q): A{-2}=-0.070 {I12}, A{-4}=-0.003 {I10}
90ZR2cG (1978Be12).
90ZR cG MR$-0.02 {I7} from |g|g(|q); 0.000 {I14} from ce measurements; both
90ZR2cG consistent with no M2 admixture.
90ZR E 4 LT2 LT7.3 GT 6 LT
90ZRS E EAV=726.1 14$CK=0.3014 12$CL=0.03595 14$CM+=0.00807 3
90ZR L 3589.409 22 8+ 125 NS 6
90ZR cL T$From delayed |b|g coin (1964Lo02).
90ZR G 141.178 15 814 8 E2 0.316 C
90ZRS G KC=0.268 4$LC=0.0402 6$MC=0.00701 10$NC=0.000940 14$OC=4.52E-5 7
90ZR cG M$|a(K)exp=0.268 {I19}; K/L=6.25 {I33} (1968Pe01)
90ZR cG M$(141.3|g)(1129.2|g)(|q): A{-2}=-0.070 {I12}, A{-4}=-0.003 {I10}
90ZR2cG (1978Be12).
90ZR cG MR$-0.02 {I+11-5} from |g|g(|q); 0.05 {I4} from ce measurements; both
90ZR2cG consistent with no M3 admixture.
90ZR G 1270.396 18 15.8 3 (E3) 7.63E-4 C
90ZRS G KC=0.000667 10$LC=7.56E-5 11$MC=1.313E-5 19$NC=1.86E-6 3$
90ZRS G OC=1.285E-7 18
90ZR cG M$|a(K)exp=0.00068 {I7}
90ZR E 51 2 36 1 6.028 16 87 3
90ZRS E EAV=662.2 14$CK=0.3600 14$CL=0.04296 17$CM+=0.00964 4
90ZR L 4232.21 3 6-,7-
90ZR G 643 0.23 LT ?
90ZRF G FLAG=A
90ZR G 784 0.08 LT ?
90ZRF G FLAG=A
90ZR G 1155 0.06 LT ?
90ZRF G FLAG=A
90ZR G 1493 0.11 LT ?
90ZRF G FLAG=A
90ZR G 1913.194 25 15.6 2 M1,E2 4.27E-416 C
90ZRS G KC=0.000158 3$LC=1.71E-5 4$MC=2.97E-6 6$NC=4.23E-7 8$OC=3.03E-8 7
90ZR cG M$|a(K)exp=0.000144 {I17}
90ZR E 0.031 4 0.141 208.18 6 0.172 24
90ZRS E EAV=376.8 13$CK=0.7125 16$CL=0.08539 19$CM+=0.01917 5
90ZR L 4319.02 10 ?
90ZR G 2000.2 3 0.8 1 & ?
90ZR E 0.009 1 0.06 1 8.50 7 0.07 1 ?
90ZRS E EAV=339.0 13$CK=0.7550 14$CL=0.09057 17$CM+=0.02034 4
90ZR L 4375.06 7 7-
90ZR G 2056.10 8 1.4 1
90ZR E 0.010 1 0.088 9 8.31 5 0.098 10
90ZRS E EAV=314.7 13$CK=0.7793 13$CL=0.09353 15$CM+=0.02100 4
90ZR L 4541.36 4 6+
90ZR G 222 0.08 LT ?
90ZRF G FLAG=A
90ZR G 309 0.11 LT ?
90ZRF G FLAG=A
90ZR G 952 0.11 LT ?
90ZRF G FLAG=A
90ZR G 1093.14 9 1.2 1 C
90ZR G 1464 0.28 LT ?
90ZRF G FLAG=A
90ZR G 2222.34 3 7.6 3 C
90ZR cG $|a(K)exp=0.00010 {I3}
90ZR L 4640.94 5
90ZR G 409 0.11 LT ?
90ZRF G FLAG=A
90ZR G 1051.53 4 2.6 1 C
90ZR G 1192.7 1 0.20 2
90ZR G 2322 0.10 LT ?
90ZRF G FLAG=A
90ZR E 0.00466 230.214 9 7.779 18 0.219 9
90ZRS E EAV=200.5 13$CK=0.8529 5$CL=0.10271 6$CM+=0.02307 2
90ZR L 5059.97 3 7+
90ZR G 518.60 6 8.4 6 C
90ZR cG $|a(K)exp=0.00195 {I17}
90ZR G 827.74 4 13.5 2 E1 4.19E-4 C
90ZRS G KC=0.000371 6$LC=4.04E-5 6$MC=6.99E-6 10$NC=9.93E-7 14$OC=7.02E-8 10
90ZR cG M$|a(K)exp=0.00033 {I4}
90ZR cG M$(827.7|g)(1913.2|g)(|q): A{-2}=+0.164 {I40}, A{-4}=+0.062 {I35}
90ZR2cG (1978Be12).
90ZR G 1470.528 24 5.6 2 C
90ZR G 1611.76 3 29.0 8 M1,E2 3.67E-49 C
90ZRS G KC=0.000220 5$LC=2.39E-5 5$MC=4.14E-6 9$NC=5.90E-7 13$OC=4.21E-8 11
90ZR cG M$|a(K)exp=0.000240 {I22}
90ZR cG M$(1611.8|g)(1129.2|g)(|q): A{-2}=-0.088 {I20}, A{-4}=+0.013 {I18}
90ZR2cG (1978Be12).
90ZR cG MR$+0.35 {I7} or +2.4 {I5} from |g|g correlation.
90ZR G 2741.0 3 0.09 3 E3 5.86E-4
90ZRS G KC=0.0001277 18$LC=1.391E-5 20$MC=2.41E-6 4$NC=3.43E-7 5$OC=2.46E-8 4
90ZR E 4.64 9 6.148 9 4.64 9
90ZRS E CK=0.8705$CL=0.1057$CM+=0.02378
90ZR L 5164.48 3 (8)+
90ZR G 524 0.23 LT ?
90ZRF G FLAG=A
90ZR G 623 0.23 LT ?
90ZRF G FLAG=A
90ZR G 932 1.4 LT ?
90ZRF G FLAG=A
90ZR G 1575.035 23 6.3 2 M1,E2 3.64E-48 C
90ZRS G KC=0.000230 5$LC=2.50E-5 5$MC=4.34E-6 9$NC=6.17E-7 13$OC=4.41E-8 11
90ZR cG M$|a(K)exp=0.00023 {I6}
90ZR G 1716.27 3 6.1 2 (E2) 3.91E-4 C
90ZRS G KC=0.000191 3$LC=2.08E-5 3$MC=3.61E-6 5$NC=5.14E-7 8$OC=3.66E-8 6
90ZR cG M$|a(K)exp=0.00021 {I7}
90ZR cG M$(1716.2|g)(1129.2|g)(|q): A{-2}=-0.011 {I75}, A{-4}=+0.041 {I60}
90ZR2cG (1978Be12).
90ZR G 2845 0.02 LT ?
90ZRF G FLAG=A
90ZR E 1.017 246.715 11 1.017 24
90ZRS E CK=0.8701$CL=0.1060$CM+=0.023857 3
90ZR L 5247.52 5 9+
90ZR G 1658.10 4 4.08 18 C
90ZR E 0.335 157.116 20 0.335 15
90ZRS E CK=0.8697$CL=0.10632 2$CM+=0.023934 3
90ZR L 5432.78 3 7+,8+,9+
90ZR G 268 0.05 LT ?
90ZRF G FLAG=A
90ZR G 792.05 19 0.13 4
90ZR G 891 0.70 LT ?
90ZRF G FLAG=A
90ZR G 1057.8 1 0.21 6
90ZR G 1201 0.23 LT ?
90ZRF G FLAG=A
90ZR G 1843.342 22 8.4 2 M1,E2 4.08E-414 C
90ZRS G KC=0.000170 4$LC=1.84E-5 4$MC=3.19E-6 6$NC=4.54E-7 9$OC=3.25E-8 8
90ZR cG M$|a(K)exp=0.000166 {I23}
90ZR G 1984.54 3 8.3 3 C
90ZR cG $(1984.5|g)(1129.2|g)(|q): A{-2}=-0.006 {I54}, A{-4}=-0.036 {I50}
90ZR2cG (1978Be12).
90ZR G 3114 0.02 LT ?
90ZRF G FLAG=A
90ZR E 1.40 3 6.281 11 1.40 3
90ZRS E CK=0.8686$CL=0.10725 2$CM+=0.024176 5
90ZR L 5589.46 10 ?
90ZR G 2000.2 3 0.8 1 & ?
90ZR E 0.07 1 7.35 7 0.07 1 ?
90ZRS E CK=0.8669$CL=0.10857 4$CM+=0.024520 9