202PB 202PB IT DECAY 1957MC40,1972GU06 24NDS 202406
202PB H TYP=FUL$AUT=F.G. KONDEV$CIT=NDS 196, 342 (2024)$CUT=1-Sep-2023$
202PB c 1957Mc40: {+203}Tl(d,3n){+202}Pb. E(d)=23 MeV. |b spectrometer used
202PB2c for ce spectra. Measured: E(ce), K/L and (L1+L2)/L3.
202PB c 1972Gu06: {+203}Tl(p,2n){+202}Pb. E(p)=16 MeV, {+203}Tl 70% enriched.
202PB2c Chemically separated. 3 Ge(Li) detectors. Measured: |g|g coin, I|g,
202PBxc |a(K)exp
202PB c Others: 1954Ma78, 1957As65, 1959Jo21, 1974Go32, 1975Ha25, 1977Th02 and
202PB2c 1981An11
202PB cG E,RI$From 1972Gu06, unless otherwise stated
202PB cG E(G),RI(G),M,MR$From adopted gammas
202PB cL E$From a least-squares fit to E|g
202PB cL J$From adopted levels
202PB DG CC$FROM BrIcc v2.3e (17-Jun-2020) 2008Ki07, "Frozen Orbitals" appr.
202PB P 2169.83 8 9- 3.54 H 2
202PB N 0.541 44 0.541 44 0.903 4
202PB cN NR$Deduced from |SI(|g+ce)[g.s.]=100
202PB PN 4
202PB L 0.0 0+ 5.25E+4 Y 28
202PB L 960.7015 2+ 0.1 NS LE
202PB cL T$From |g|g(t) in 1959Jo21
202PB G 960.70 15 184 15 E2 0.0072010
202PBS G KC=0.00572 8$LC=0.001132 16$MC=0.000270 4
202PBS G NC=6.84E-5 10$OC=1.336E-5 19$PC=1.278E-6 18
202PB2 G %IG=90.1 4
202PB cG M$|a(K)exp=0.0056 (1972Gu06); K/L=5.0 {I7}, L12/L3=15 (1957Mc40).
202PB L 1382.84 16 4+ 1.97 NS 2
202PB cL J$From (422|g)(960|g)(|q) A{-2}=0.108 {I7} (1956Wi39)
202PB cL T$From |g|g(|Dt) in 1977Th02. Other: 2.00 ns {I15} [|g|g(t), 1959Jo21]
202PB2 L MOMM1=+0.008 16
202PB cL MOMM1$Deduced from g=+0.002 {I4} in 1977Th02, using the integral
202PB2cL perturbed angular correlation technique
202PB G 422.12 6 172 9 E2 0.0448 6
202PBS G KC=0.0299 4$LC=0.01119 16$MC=0.00281 4
202PBS G NC=0.000712 10$OC=0.0001333 19$PC=9.64E-6 14
202PB2 G %IG=84 8
202PB cG M$K/L=2.6 {I3}, L12/L3=5.6 {I8} (1957Mc40).
202PB G 1382.8 5 6.5E-4 11 E4 0.0144620 G
202PBS G KC=0.01072 15$LC=0.00283 4$MC=0.000697 10
202PBS G NC=0.0001775 25$OC=3.44E-5 5$PC=3.21E-6 5
202PB2 G %IG=3.2E-4 6
202PB cG RI$From I(|g+ce)(1382.8|g)/I(|g+ce)(422.12|g)=3.8|*10{+-6} {I6} in
202PBxcG 1975Ha25.
202PB cG M$K/L=3.4 {I7} in 1975Ha25 allows E4, E5 or M5, but E5 and M5 can be
202PB2cG ruled out since 422|g E2 to 2+
202PB L 1623.17 16 4+
202PB G 240.18 4 0.51 4 M1(+E2) 0.5 LT 0.73 6
202PBS G KC=0.59 5$LC=0.1082 25$MC=0.0256 4
202PBS G NC=0.00650 11$OC=0.001285 29$PC=0.000132 8
202PB2 G %IG=0.250 28
202PB cG E$From adopted gammas; Other: 240.3 keV {I1} in 1957Mc40
202PB cG RI$From ce(K)(240.3|g)/ce(K)(786.99|g)=0.040 {I3} (1957Mc40), since
202PB2cG 240.3|g in {+202}Pb and 241.1|g in {+202}Tl are unresolved doublets in
202PB3cG 1972Gu06 with I|g(240|g+241|g)=2.2 {I3}.
202PB cG M$K/L=5.0 {I6} in 1957Mc40 allows M1 or E1. The authors ruled out E1
202PB2cG from intensity balance considerations.
202PB G 662.55 11 0.150 27 E2 0.0154622 G
202PBS G KC=0.01168 16$LC=0.00287 4$MC=0.000700 10
202PBS G NC=0.0001773 25$OC=3.40E-5 5$PC=2.95E-6 4
202PB2 G %IG=0.073 15
202PB L 1915.27 16 4+
202PB G 291.93 9 0.066 17M1+E2 0.5 4 0.39 8 G
202PBS G KC=0.31 8$LC=0.060 6$MC=0.0142 11
202PBS G NC=0.00360 27$OC=0.00071 7$PC=7.1E-5 13
202PB2 G %IG=0.032 9
202PB G 532.34 10 0.112 29[M1] 0.0915 13 G
202PBS G KC=0.0750 11$LC=0.01261 18$MC=0.00295 4
202PBS G NC=0.000749 10$OC=0.0001494 21$PC=1.601E-5 22
202PB2 G %IG=0.055 15
202PB G 954.5 2 2.0 4 E2 0.0073010
202PBS G KC=0.00579 8$LC=0.001149 16$MC=0.000274 4
202PBS G NC=6.95E-5 10$OC=1.356E-5 19$PC=1.295E-6 18
202PB2 G %IG=0.98 21
202PB L 2040.27 16 5-
202PB G 124.75 9 1.1 3 E1 0.252 4
202PBS G KC=0.2020 29$LC=0.0386 5$MC=0.00908 13
202PBS G NC=0.002273 32$OC=0.000430 6$PC=3.46E-5 5
202PB2 G %IG=0.54 15
202PB G 417.3 2 0.8 2 [E1] 0.0140620
202PBS G KC=0.01158 16$LC=0.001894 27$MC=0.000441 6
202PBS G NC=0.0001112 16$OC=2.177E-5 31$PC=2.096E-6 29
202PB2 G %IG=0.39 10
202PB G 657.49 6 65 3 E1 0.00550 8
202PBS G KC=0.00456 6$LC=0.000716 10$MC=0.0001659 23
202PBS G NC=4.19E-5 6$OC=8.27E-6 12$PC=8.31E-7 12
202PB2 G %IG=31.8 30
202PB cG M$|a(K)exp=0.0053 {I6} (1972Gu06). K/L=5.5 {I7} (1957Mc40)
202PB L 2169.85 17 9- 3.54 H 2 M
202PB2 L %IT=90.3 4$ %EC+%B+=9.7 4$
202PB cL $%|e+%|b{++} is weighted average of 9.8% {I5} in (1957Mc40) and
202PB2cL 9.3% {I8} (1972Gu06). The value in 1957Mc40 is weighted average of
202PB3cL 9.9% {I6} (using ce data) and 9.5% {I10} (using |g-ray data). The
202PB4cL value in 1972Gu06 is determined from I|g(490|g)/I|g(961|g)=0.100 {I10}
202PB4cL and |a(490|g,E2)=0.0295 {I5} and |a(961|g,E2)=0.00720 {I10}
202PB cL T$Weighted average of 3.53 h {I1} (1981An11), 3.5 h {I1} (1954Ma78) and
202PB2cL 3.62 h {I3} (1957As65)
202PB cL CONF$|n(f{-5/2}{+-1},i{-13/2}{+-1})
202PB G 129.1 2 0.08 3 E4 514 9
202PBS G KC=1.506 21$LC=361 6$MC=115.6 20
202PBS G NC=30.1 5$OC=5.24 9$PC=0.225 4
202PB2 G %IG=0.039 15
202PB cG M$K/L<0.008, L12/L3=1.88 {I12} (1957Mc40).
202PB G 547.6 3 0.25 8 E5 0.739 11
202PBS G KC=0.2319 33$LC=0.373 5$MC=0.1031 15
202PBS G NC=0.0265 4$OC=0.00487 7$PC=0.000327 5
202PB2 G %IG=0.12 4
202PB cG M$|a(L)exp=0.34 {I15} (1972Gu06), K/L=0.8+1-8 L12/L3=6.0 {I15}
202PBxcG (1957Mc40)
202PB G 786.99 6 100 E5 0.1624 23
202PBS G KC=0.0816 11$LC=0.0599 8$MC=0.01596 22
202PBS G NC=0.00408 6$OC=0.000764 11$PC=5.80E-5 8
202PB2 G %IG=49 4
202PB cG M$|a(K)exp=0.078 {I8} (1972Gu06), K/L=1.18 {I10} and L12/L3|?10
202PBxcG (1957Mc40)