166YB 166LU EC DECAY (2.65 M) 1974DE09,2007MC08 08NDS 200804 166YB H TYP=FUL$AUT=CORAL M. BAGLIN$CIT=NDS 109, 1103 (2008)$CUT=1-Mar-2008$ 166YB C 2007MC08: MEASURED GG(|q) OUT-OF-BEAM FOR THREE CASCADES USING 8 166YB2C COMPTON SUPPRESSED SEGMENTED ^YRAST Ball Clover HPGE DETECTORS. 166YB3C THESE DATA ARE A BYPRODUCT OF A STUDY OF 168TA EC DECAY FOR WHICH 166YB4C THE SOURCE WAS PRODUCED USING 130-MEV 16O BOMBARDMENT OF 159TB; 166YB5C THE 166LU COMPONENT MAY BE A MIXTURE OF ALL THREE ISOMERS, BUT 166YB6C THE 6- ISOMER'S PRESENCE IS CONFIRMED BY THE OBSERVATION OF THE 997G 166YB7C WHICH IS KNOWN FROM THAT DECAY BUT NOT FROM THE 0- OR 3(-) ISOMER 166YB8C DECAYS. 166YB CE IE,LOGFT The total intensity of G rays not placed in the decay 166YB2CE scheme is 14%; CONSEQUENTLY, IE AND LOGFT values are given FOR ONLY 166YB3CE THE STRONGEST BRANCHES, AND THE VALUES FOR THE 2233 LEVEL ALONE CAN BE 166YB4CE CONSIDERED TO BE RELIABLE. 166YB CE E E(B+) to the 2233-KEV level has been measured as 166YB2CE 2225 KEV 160. 166YB CG 1974DE09 pointed out that the following G rays definitely 166YB2CG belong to 166LU decay but could not be assigned with sufficient 166YB3CG certainty to one of the three activities. The intensity given for 166YB4CG these lines is normalized to the ground-state decay values of 166LU. 166YB TG $ EG RI EG RI 166YB2TG ----------------- ----------------- 166YB3TG 308.8 6 0.6 3 1389.8 6 1.2 6 166YB4TG 312.9 4 0.8 4 1548.2 6 0.5 3 166YB5TG 401.7 3 1.1 3 1594.5 6 0.6 3 166YB6TG 416.1 5 0.6 3 1620.2 6 0.6 3 166YB7TG 549.6 6 0.8 4 1654.0 6 0.8 4 166YB8TG 612.1 6 1.6 4 1693.9 6 0.6 3 166YB9TG 671.6 4 1.5 4 1809.3 6 0.6 3 166YB2TG 697.3 6 0.9 3 1888.1 6 0.6 3 166YB3TG 735.2 6 0.9 3 2149.2 6 0.6 3 166YB4TG 769.4 8 0.4 2 2259.0 6 1.0 3 166YB5TG 915.9 6 0.7 4 2262.8 6 1.0 3 166YB6TG 942.6 6 0.9 4 2362.6 10 1.0 3 166YB7TG 948.0 6 1.0 4 2448.5 6 1.2 3 166YB8TG 962.1 6 0.8 4 2481.5 6 0.5 3 166YB9TG 1011.6 6 0.9 4 2489.6 6 0.5 3 166YB2TG 1171.0 6 1.0 4 2547.5 6 0.5 2 166YB3TG 1316.6 10 0.6 3 2762.5 5 0.4 2 166YB4TG 166YB CG CONVERSION COEFFICIENT DATA FROM 1974DE09 normalized so 166YB2CG EKC(337.5G)=0.0383=KC(E2 theory). 166YB CG M From Adopted Gammas, unless otherwise noted. 166YB CL E FROM LEAST-SQUARES FIT TO EG. 166YB CL J From Adopted Levels. 166LU P 0. 6- 2.65 M 10 5570 30 166YB N 0.414 23 0.414 231.0 1.0 166YB CN NR NO B+ or EC feeding to 166YB GS IS EXPECTED (DJ=6), 166YB2CN SO SUMOF (TI TO GS)=100. 166YB PN 3 166YB G 99.53 201.1 1 166YB G 160.0 6 0.6 3 166YB G 191.8 3 1.2 2 166YB G 195.54 152.1 3 166YB G 268.16 162.0 2 166YB G 319.37 151.85 25 166YB G 353.96 201.3 3 166YB G 377.4 4 0.9 2 166YB G 467.6 5 0.9 3 166YB G 487.2 3 1.5 4 166YB G 523.9 5 1.24 12 166YB G 648.1 6 1.0 3 166YB G 760.9 6 0.6 3 166YB G 975.0 6 0.8 3 166YB G 1021.2 5 1.35 28 166YB G 1185.2 6 2.0 6 166YB G 1186.9 6 1.0 4 166YB G 1201.5 4 1.0 2 166YB G 1234.2 3 2.1 4 166YB G 1261.7 6 0.8 4 166YB G 1301.9 4 1.6 3 166YB G 1306.0 5 1.2 3 166YB G 1310.8 7 1.3 2 166YB G 1349.4 6 0.8 4 166YB G 1398.0 9 1.8 5 166YB G 1505.1 4 1.8 4 166YB G 1640.3 6 0.9 3 166YB G 1645.4 6 0.7 3 166YB G 1720.3 6 0.6 3 166YB L 0 0+ 166YB L 102.38 3 2+ 166YB G 102.38 3 61.5 30E2 2.93 C 166YBS G KC=0.968 14$LC=1.501 22$MC=0.370 6$NC+=0.0941 14 166YBS G NC=0.0844 12$OC=0.00970 14$PC=4.10E-5 6 166YB CG M from EKC=1.1 3, ELC=1.4 3 and ALPHA(M+N)=0.51 9 166YB2CG (1974DE09). 166YB CG %IG=25.4 6 ASSUMING RECOMMENDED NORMALIZATION. 166YB L 330.48 4 4+ 166YB E 2.0 7 2.2 7 8.45 15 4.2 14 1U 166YBS E EAV=1885 14$CK=0.441 5$CL=0.0698 8$CM+=0.02104 23 166YB G 228.12 3 188.5 14E2 0.1743 C 166YBS G KC=0.1136 16$LC=0.0466 7$MC=0.01121 16$NC+=0.00290 4 166YBS G NC=0.00258 4$OC=0.000314 5$PC=5.47E-6 8 166YB CG M from EKC=0.10 1, ELC=0.045 4 (1974DE09) AND A2=+0.104 20, 166YB2CG A4=+0.005 26 FOR 228G-102G(|q) (2007MC08). 166YB L 667.95 5 6+ 166YB E 3.6 8 2.1 4 6.40 10 5.7 12 166YBS E EAV=1762 14$CK=0.307 5$CL=0.0477 7$CM+=0.01433 21 166YB G 337.50 3 100 E2 0.0521 C 166YBS G KC=0.0383 6$LC=0.01066 15$MC=0.00252 4$NC+=0.000657 10 166YBS G NC=0.000581 9$OC=7.40E-5 11$PC=2.00E-6 3 166YB CG M from ELC=0.011 3 (1974DE09). 166YB L 932.38 5 S 166YB CL E FROM Adopted Levels 166YB L 1039.20 6 (3)+ 166YB G 708.82 7 2.8 3 (E2) 0.00774 C 166YBS G KC=0.00631 9$LC=0.001113 16$MC=0.000253 4$NC+=6.75E-5 10 166YBS G NC=5.91E-5 9$OC=8.08E-6 12$PC=3.53E-7 5 166YB G 936.79 7 14.0 6 E2 0.00424 C 166YBS G KC=0.00352 5$LC=0.000564 8$MC=0.0001271 18$NC+=3.40E-5 5 166YBS G NC=2.97E-5 5$OC=4.14E-6 6$PC=1.98E-7 3 166YB L 1098.24 6 8+ 166YB G 430.28 3 12.2 7 E2 0.0264 C 166YBS G KC=0.0203 3$LC=0.00470 7$MC=0.001096 16$NC+=0.000288 4 166YBS G NC=0.000254 4$OC=3.32E-5 5$PC=1.098E-6 16 166YB L 1162.87 6 (4)+ 166YB E 1.4 5 3.1 11 8.00 16 4.5 16 1U 166YBS E EAV=1513 14$CK=0.577 5$CL=0.0921 9$CM+=0.0278 3 166YB G 494.2 8 0.6 3 166YB G 832.20 8 14.7 11M1+E2 +0.6 2 0.0097 8 C 166YBS G KC=0.0082 7$LC=0.00121 9$MC=0.000270 18$NC+=7.3E-5 5 166YBS G NC=6.3E-5 5$OC=9.1E-6 7$PC=4.8E-7 4 166YB CG MR FROM A2=+0.019 15, A4=+0.075 25 FOR 832G-228G(|q) (2007MC08). 166YB2CG (EVALUATOR'S ANALYSIS GIVES MR=+0.50 +8-7 OR -2.6 +5-7; SECOND SOLUTION 166YB3CG IS REJECTED BECAUSE EKC FROM (A,XNG) IMPLIES PURE M1). 166YB G 1060.28 113.2 2 C 166YB L 1327.81 5 (5)+ 166YB E 2.2 8 2.3 8 6.25 16 4.5 16 166YBS E EAV=1458 14$CK=0.418 6$CL=0.0651 9$CM+=0.0196 3 166YB G 288.87 5 4.67 11E2 0.0829 &C 166YBS G KC=0.0585 9$LC=0.0187 3$MC=0.00446 7$NC+=0.001159 17 166YBS G NC=0.001028 15$OC=0.0001286 18$PC=2.97E-6 5 166YB G 659.93 5 9.0 6 (E2) 0.00911 C 166YBS G KC=0.00738 11$LC=0.001343 19$MC=0.000307 5$NC+=8.15E-5 12 166YBS G NC=7.14E-5 10$OC=9.72E-6 14$PC=4.12E-7 6 166YB G 997.38 5 43.9 18 M1+E2 -10 +3-13 0.00376 7 C 166YBS G KC=0.00313 6$LC=0.000493 8$MC=0.0001108 18$NC+=2.97E-5 5 166YBS G NC=2.59E-5 5$OC=3.62E-6 6$PC=1.76E-7 3 166YB CG M FROM Adopted Gammas. CONSISTENT WITH EKC=0.006 4 (1974DE09). 166YB CG MR FROM Adopted Gammas. MR=-0.2 1 OR -10 +3-13 FROM AUTHORS' 166YB2CG ANALYSIS OF A2=-0.21 2, A4=-0.03 1 FOR 997G-228G(|q) (2007MC08). 166YB L 1482.39 6 (6)+ 166YB G 814.46 5 16.5 9 M1 0.01189 C 166YBS G KC=0.01002 14$LC=0.001454 21$MC=0.000324 5$NC+=8.76E-5 13 166YBS G NC=7.61E-5 11$OC=1.093E-5 16$PC=5.94E-7 9 166YB G 1151.1 4 1.1 3 & 166YB L 1505.38 7 (5)- 166YB E 1.5 3 1.7 3 6.32 9 3.2 6 166YBS E EAV=1376 14$CK=0.453 6$CL=0.0706 10$CM+=0.0212 3 166YB G 837.57 8 6.7 4 E1+M2 0.31 +3-4 0.0044 6 C 166YBS G KC=0.0037 5$LC=0.00056 8$MC=0.000126 17$NC+=3.4E-5 5 166YBS G NC=3.0E-5 4$OC=4.2E-6 6$PC=2.2E-7 3 166YB G 1174.80 1310.8 10 C 166YB L 1570.55 15 (5)- 166YB G 901.5 6 1.0 4 166YB G 1240.05 253.3 4 C 166YB L 1616.85 6 (4-) 166YB G 288.87 5 4.67 11 &C 166YB G 453.86 8 3.85 25 C 166YB G 577.70 5 9.9 6 [E1] 0.00444 C 166YBS G KC=0.00376 6$LC=0.000531 8$MC=0.0001177 17$NC+=3.16E-5 5 166YBS G NC=2.75E-5 4$OC=3.88E-6 6$PC=1.99E-7 3 166YB L 1684.82 15 (2+,3,4+) 166YB G 1354.35 154.2 9 C 166YB G 1582.2 6 0.6 3 166YB L 1724.81 11 (6+,7+) 166YB E 1.5 2 2.3 4 6.16 8 3.8 6 166YBS E EAV=1276 14$CK=0.498 7$CL=0.0778 10$CM+=0.0234 3 166YB G 397.02 103.6 1 C 166YB G 625.3 5 1.0 3 ? 166YB G 1056.3 6 5.1 11 C 166YB L 1744.6 3 (3+,4+) 166YB G 705.08 1.0 AP S 166YB CG E,TI FROM Adopted Gammas. TI BASED ON ADOPTED BRANCHING AND TI 166YB2CG FEEDING LEVEL, ASSUMING NO EC+B+ BRANCH TO LEVEL. 166YB G 811.92 2.4 AP S 166YB CG E,TI FROM Adopted Gammas. TI BASED ON ADOPTED BRANCHING AND TI 166YB2CG FEEDING LEVEL, ASSUMING NO EC+B+ BRANCH TO LEVEL. 166YB L 1790.31 7 (5-) 166YB E 1.1 7 1.7 11 6.3 3 2.8 18 ? 166YBS E EAV=1246 14$CK=0.512 7$CL=0.0800 11$CM+=0.0241 3 166YB G 219.4 3 0.8 1 166YB G 1122.38 8 9.9 5 C 166YB G 1459.63 1019.2 10 C 166YB L 1812.62 16 (8+) 166YB G 330.9 5 1.1 2 & 166YB G 714.39 151.50 15 166YB G 1144.5 5 1.2 3 166YB L 1818.01 23 (4+,5,6+) 166YB G 490.4 5 1.1 3 166YB G 1151.1 4 1.1 3 &C 166YB G 1487.3 4 2.6 5 C 166YB L 1833.2 5 (7)- 166YB G 735.2 6 0.9 3 166YB G 1165.2 6 1.0 4 E1 1.14E-3 166YBS G KC=0.000965 14$LC=0.0001315 19$MC=2.90E-5 4$NC+=1.82E-5 3 166YBS G NC=6.79E-6 10$OC=9.70E-7 14$PC=5.22E-8 8$IPC=1.038E-5 21 166YB L 1865.39 6 (6)- 166YB G 74.92 102.2 3 M1,E2 8.9 12 C 166YBS G KC=4.0 25$LC=4 3$MC=0.9 7$NC+=0.23 18 166YBS G NC=0.21 16$OC=0.024 17$PC=0.00024 16 166YB CG M from ECC=9.4 20 deduced from GG-coincidence 166YB2CG measurement (1974DE09). 166YB G 248.53 7 11.8 6 (E2) 0.1324 C 166YBS G KC=0.0891 13$LC=0.0333 5$MC=0.00797 12$NC+=0.00206 3 166YBS G NC=0.00183 3$OC=0.000226 4$PC=4.38E-6 7 166YB CG M from EKC=0.14 6 (1974DE09). 166YB G 294.84 260.95 20 166YB G 360.09 7 8.8 7 M1 0.0966 C 166YBS G KC=0.0811 12$LC=0.01210 17$MC=0.00270 4$NC+=0.000730 11 166YBS G NC=0.000635 9$OC=9.09E-5 13$PC=4.89E-6 7 166YB CG M from EKC=0.103 25 (1974DE09). 166YB G 382.97 4 7.5 5 (E1) 0.01110 C 166YBS G KC=0.00936 14$LC=0.001357 19$MC=0.000302 5$NC+=8.06E-5 12 166YBS G NC=7.03E-5 10$OC=9.82E-6 14$PC=4.84E-7 7 166YB CG M from EKC=0.029 14 (1974DE09). 166YB G 537.64 4 20.0 8 (E1) 0.00518 C 166YBS G KC=0.00438 7$LC=0.000622 9$MC=0.0001379 20$NC+=3.70E-5 6 166YBS G NC=3.22E-5 5$OC=4.53E-6 7$PC=2.31E-7 4 166YB CG M from EKC=0.016 8 (1974DE09). 166YB G 1197.2 3 1.4 2 C 166YB L 1957.06 6 (5,6)+ 166YB E 0.7 4 1.5 7 6.30 22 2.2 11 ? 166YBS E EAV=1171 14$CK=0.548 7$CL=0.0857 11$CM+=0.0258 4 166YB G 139.0 3 1.0 3 166YB G 166.6 ? 166YB CG FROM FIG. 7 OF 1974DE09; ABSENT FROM TABULATED DATA. 166YB G 212.4 3 2.8 3 (E2) 0.220 C 166YBS G KC=0.1391 21$LC=0.0621 10$MC=0.01499 23$NC+=0.00387 6 166YBS G NC=0.00344 6$OC=0.000417 7$PC=6.59E-6 10 166YB CG M from EKC=0.28 18 (1974DE09).(EKC consistent with M1 or E2 166YB2CG but DJ=2 from decay scheme). 166YB G 272.2 5 4.0 5 C 166YB G 386.7 6 0.7 3 166YB G 474.74 6 6.7 4 C 166YB G 629.32 7 17.1 10 M1 0.0227 C 166YBS G KC=0.0191 3$LC=0.00280 4$MC=0.000624 9$NC+=0.0001688 24 166YBS G NC=0.0001466 21$OC=2.10E-5 3$PC=1.140E-6 16 166YB CG M from EKC=0.016 6 (1974DE09). 166YB G 794.11 5 7.3 5 C 166YB G 1626.63 252.3 4 C 166YB L 1958.89 7 7- 166YB G 93.2 5 0.5 1 [M1,E2] 4.17 11 166YBS G KC=2.3 12$LC=1.4 9$MC=0.35 23$NC+=0.09 6 166YBS G NC=0.08 6$OC=0.009 6$PC=0.00013 8 166YB G 860.56 118.0 5 E1(+M2) 0.014 13 C 166YBS G KC=0.012 11$LC=0.0019 17$MC=0.0004 4$NC+=0.00012 11 166YBS G NC=0.00010 9$OC=1.4E-5 13$PC=8.E-7 7 166YB G 1290.71 2023.9 17 E1 1.01E-3 C 166YBS G KC=0.000806 12$LC=0.0001093 16$MC=2.41E-5 4$NC+=6.70E-5 10 166YBS G NC=5.65E-6 8$OC=8.07E-7 12$PC=4.36E-8 7$IPC=6.05E-5 9 166YB L 2016.34 22 (4+,5,6+) 166YB G 330.9 5 1.1 2 & 166YB G 445.8 4 0.53 21 166YB G 534.2 6 1.3 4 ? 166YB CG EG, IG FROM TABLE 1a OF 1974DE09, ASSIGNMENT TO 2.65 M DECAY 166YB2CG FROM FIG. 7 OF 1974DE09. 166YB G 1685.85 251.20 20 C 166YB L 2165.73 7 (6,7)+ 166YB G 208.65 109.1 9 M1+E2 0.9 4 0.34 5 C 166YBS G KC=0.26 6$LC=0.060 4$MC=0.0138 11$NC+=0.00365 24 166YBS G NC=0.00321 23$OC=0.000423 13$PC=1.5E-5 4 166YB CG M from EKC=0.27 5 (1974DE09). 166YB G 1067.34 206.2 8 C 166YB G 1497.33 231.8 4 166YB L 2233.32 6 6-,7- 10 NS LT 166YB E 3247 19 1 50 4 4.69 4 69 5C 166YBS E EAV=1046 14$CK=0.608 7$CL=0.0953 11$CM+=0.0287 4 166YB G 67.57 4 9.7 10E1 0.943 C 166YBS G KC=0.767 11$LC=0.1379 20$MC=0.0310 5$NC+=0.00802 12 166YBS G NC=0.00708 10$OC=0.000901 13$PC=3.22E-5 5 166YB CG M from ECC=0.70 26 (ECC have been deduced from GG coincidence 166YB2CG measurement) (1974DE09). 166YB G 274.41 4 24.4 15 M1 0.200 C 166YBS G KC=0.1678 24$LC=0.0252 4$MC=0.00564 8$NC+=0.001523 22 166YBS G NC=0.001324 19$OC=0.000190 3$PC=1.015E-5 15 166YB CG M from EKC=0.184 26 (1974DE09). 166YB G 276.28 4 33.4 20(E1) 0.0244 C 166YBS G KC=0.0205 3$LC=0.00304 5$MC=0.000677 10$NC+=0.000180 3 166YBS G NC=0.0001575 22$OC=2.18E-5 3$PC=1.031E-6 15 166YB CG M from EKC=0.058 20 (1974DE09). 166YB G 367.95 3 76.7 23 M1 0.0913 C 166YBS G KC=0.0766 11$LC=0.01142 16$MC=0.00255 4$NC+=0.000689 10 166YBS G NC=0.000599 9$OC=8.58E-5 12$PC=4.61E-6 7 166YB CG M from EKC=0.085 8, ELC=0.014 3 (1974DE09). 166YB G 442.87 20 1.3 3