174YB 174TM B- DECAY 1975KA32 99NDS 199908 174YB H TYP=FUL$AUT=E. BROWNE, HUO JUNDE$CIT=NDS 87, 15 (1999)$CUT=1-Nov-1998$ 174TM P 0.0 (4)- 5.4 M 1 3.08E3 5 174YB CL 174TM GS probable CONF=(PI 1/2[411])+(NU 7/2[514]). 174YB N 0.87 2 1.00 1.0 174YB PN 3 174YB CN NR From SUMOF (G rays to GS, 76, and 253 levels, except 76G and 174YB2CN 176G)=100%. 174YB3CN Two B- groups of 1200 and 700 KEV have been measured (1964Ka16). The 174YB4CN first one was observed in coincidence with 366.4G, consistent with no 174YB5CN B- population to levels below 1884 KEV. Positive transition intensity 174YB6CN imbalances to levels below this energy (which suggest B- feeding) can 174YB7CN not be confirmed because of possible uncertainties in the decay scheme 174YB8CN and/or low-energy transitions between those levels, which may be 174YB9CN significantly converted and therefore escaped detection. 174YB CG Measured EG, RI, GG coin, detectors: GE(LI). 174YB2CG Others: 1971Tu02, 1967Ka13, 1967Gu12, 1966Wi04, 1964Ka15, 1964Ka16. 174YB CG XK relative intensity=60 30 (1964Ka16), scin; 40 13 174YB2CG (1967Gu12), scin. 174YB CL J From adopted levels. 174YB CL E(A) KPI=0+ GS rotational band member. 174YB CL E(B) KPI=2- octupole-vibrational band member. Probable 174YB2CL CONF=(NU 5/2[512])-(NU 9/2[624]). 174YB CL E(D)$KPI=6+ band member. Probable CONF=(NU 7/2[514])+(NU 5/2[512]) 174YB2CL assignment is not definite. 174YB CL E(E)$KPI=(5-) band member. Probable CONF=((P,1/2(411))+(P,9/2(624))) 174YB2CL is consistent with LOGFT=4.6 from 174TM B- decay. 174YB CL E(F)$KPI=5- band member. Probable CONF=(NU 1/2[521])+(NU 9/2[624]). 174YB2CL LOGFT=4.7 from 174TM B- decay and intense 494.4 M1 174YB3CL G from 2378.7 KEV level requires mixing between these states. 174YB CL E(I)$KPI=(3+) band member. Probable CONF=(NU 7/2[514])-(NU 1/2[521]). 174YB CG E(K) GE(LI), GG coin (1971Tu02). 174YB CB IB From G-ray intensity balance. 174YB CG M,MR From adopted gammas, unless otherwise specified. 174YB L 0.0 0+ STABLE A 174YB L 76.45 5 2+ A 174YB G 76.45 5 10.5 10 E2 9.44 K 174YBS G KC= 1.62 $LC= 5.95 $MC= 1.46 $NC+= 0.402 174YB L 253.0 1 4+ A 174YB G 176.52 7 76.1 24 E2 0.414 K 174YBS G KC= 0.237 $LC= 0.135 $MC= 0.0327 $NC+= 0.00885 174YB L 526.0 1 6+ A 174YB G 272.73 1098.6 30 E2 0.0998 K 174YBS G KC= 0.0691 $LC= 0.0235 $MC= 0.00557 $NC+= 0.00165 174YBN G %IG=85.7 3 174YB L 889.7 2 8+ A 174YB G 363.7 2 3.1 3 [E2] 0.0423 174YBS G KC= 0.0315 $LC= 0.00828 $MC= 0.00194 $NC+= 0.000589 174YB L 1318.3 2 2- B 174YB G 1064.7 100.1 AP E3(+M2) 1.64 GT 0.0082 11 174YBS G KC= 0.0066 10$LC= 0.00120 14 174YB G 1242.1 5 1.98 10 E1+E3+M2 K 174YB G 1318.2 3 0.1 AP M2 0.00891 174YBS G KC= 0.00741 $LC= 0.00112 174YB L 1381.5 2 3- B 174YB G 1128.5 2 0.21 4 E1 0.00120 174YBS G KC=0.001019 $LC= 0.000140 174YB G 1304.7 7 0.75 5 E1 K 174YB L 1467.9 2 (4)- B 174YB G 149.5 5 0.03 AP [E2] 0.738 174YBS G KC= 0.377 $LC= 0.276 $MC= 0.0671 $NC+= 0.0180 174YB G 1214.9 2 0.21 3 E1 0.00106 174YBS G KC=0.000894 $LC= 0.000122 174YB L 1518.0 1 6+ 850 US 80 D 174YB CL T from 1964Ka15, GG(T). 174YB CL J JPI=7- is also possible. The JPI=6+ assignment is 174YB2CL preferred from considerations of the hindrance factors per 174YB3CL degree of K-forbiddenness of the G rays which deexcite this 174YB4CL level. 174YB G 628.3 1 3.10 15 0.012 10 174YBS G KC= 0.011 8$LC= 0.0018 12 174YB G 991.84 10100 4 (M1+E2) +1.63 20 0.0048216 K 174YBS G KC= 0.00401 14$LC= 0.000611 20 174YB G 1265.18 102.52 12 0.0021 16 174YBS G KC= 0.0022 13$LC= 0.00031 18 174YB L 1569.5 10(5-) B 174YB G 1316.5 100.1 AP 0.0019 14 174YBS G KC= 0.0020 12$LC= 0.00028 17 174YB L 1606.1 2 (3)+ I 174YB G 138.2 5 0.08 AP [E1] 0.147 174YBS G KC= 0.122 $LC= 0.0192 $MC= 0.00426 $NC+= 0.00113 174YB G 223.4 100.34 5 E1 0.0419 K 174YBS G KC= 0.0351 $LC= 0.00528 $MC= 0.00117 $NC+= 0.000342 174YB G 288.0 5 1.77 8 E1 0.0221 K 174YBS G KC= 0.0185 $LC= 0.00274 $MC= 0.000608 $NC+= 0.000194 174YB G 1353.3 3 0.14 3 0.0018 13 174YBS G KC= 0.0019 11$LC= 0.00027 15 174YB G 1530.0 3 0.18 5 0.0011 8 174YBS G KC= 0.0014 8 174YB L 1671.1 2 (7+) D 174YB G 153.1 2 0.36 7 [M1,E2] 0.85 17 174YBS G KC= 0.61 25$LC= 0.19 8$MC= 0.045 20$NC+= 0.012 4 174YB L 1701.2 2 4+ I 174YB G 94.9 2 0.11 3 M1+E2 0.56 18 4.02 174YBS G KC= 2.84 $LC= 0.91 $MC= 0.21 $NC+= 0.061 174YB G 233.0 5 0.1 AP [E1] 0.0376 174YBS G KC= 0.0315 $LC= 0.00473 $MC= 0.00105 $NC+= 0.000311 174YB G 319.8 100.31 6 E1 0.0171 K 174YBS G KC= 0.0143 $LC= 0.00211 $MC= 0.000467 $NC+= 0.000152 174YB G 1174.8 3 0.16 4 0.0025 19 174YBS G KC= 0.0026 16$LC= 0.00037 22 174YB G 1448.3 3 0.18 5 0.0015 11 174YBS G KC= 0.0016 9$LC= 0.00023 13 174YB L 1884.5 2 (5)- F 174YB B 1200 5083 5 4.73 8 174YBS B EAV= 418 21 174YB CB E from 1967Gu12, IB=82%, GB coin, KURIE-plot, scin. 174YB2CB Other values: 1200 100 174YB3CB (1964Ka16), 1150 100 (1964Or01), 1100, IB AP 80% (1966Wi04). 174YB G 366.4 2 106 4 E1 0.0123 K 174YBS G KC= 0.0104 $LC= 0.00151 $MC= 0.000335 $NC+= 0.000110 174YB CG M from EKC=0.009 4, G-XK coin. 174YB G 1358.7 3 0.07 3 0.0018 13 174YBS G KC= 0.0018 11$LC= 0.00026 15 174YB G 1631.5 3 0.21 4 174YB L 2020.5 2 (6-) F 174YB G 136.0 5 0.07 3 0.7 6 174YBS G KC= 0.7 5$LC= 0.28 15$MC= 0.07 4$NC+= 0.014 13 174YB G 349.3 5 0.40 15 [E1] 0.0138 174YBS G KC= 0.0116 $LC= 0.00170 $MC= 0.000376 $NC+= 0.000123 174YB G 502.4 3 0.27 10 0.021 18 174YBS G KC= 0.020 15$LC= 0.0033 21 174YB L 2049.8 2 (3-) 174YB CL J odd parity from (N,G). 174YB B 1.4 2 6.2410 174YBS B EAV= 352 20 174YB G 348.5 5 0.30 15 [E1] 0.0139 174YBS G KC= 0.0117 $LC= 0.00171 $MC= 0.000378 $NC+= 0.000124 174YB G 443.63 101.25 12 [E1] 0.00794 174YBS G KC= 0.00670 $LC= 0.000959 $MC= 0.000212 $NC+= 0.0000656 174YB L 2088.4 2 (4-) 174YB B 0.5 1 6.6612 174YBS B EAV= 336 20 174YB G 387.2 2 0.38 7 [E1] 0.0108 174YBS G KC= 0.00912 $LC= 0.00132 $MC= 0.000293 $NC+= 0.0000952 174YB G 482.4 3 0.16 6 [E1] 0.00658 174YBS G KC= 0.00556 $LC= 0.000791 $MC= 0.000175 $NC+= 0.0000511 174YB L 2160.4 2 (4-) 174YB CL J odd parity from (N,G). 174YB B 0.9 1 6.2810 174YBS B EAV= 308 20 174YB G 458.9 2 0.64 10 [E1] 0.00736 174YBS G KC= 0.00621 $LC= 0.000887 $MC= 0.000196 $NC+= 0.0000594 174YB G 554.5 2 0.32 8 [E1] 0.00488 174YBS G KC= 0.00411 $LC= 0.000580 174YB L 2336.7 3 (4-,5) 174YB B 0.4 1 6.3115 174YBS B EAV= 241 19 174YB G 315.8 8 0.1 AP 0.07 6 174YBS G KC= 0.07 5$LC= 0.013 8$MC= 0.0030 17$NC+= 0.0007 6 174YB G 452.2 2 0.34 8 0.027 23 174YBS G KC= 0.026 20$LC= 0.004 3$MC= 0.0010 6$NC+= 0.00026 20 174YB L 2378.7 1 (5)- E 174YB B 700 5014.3 8 4.6712 174YB CB E from 1967Gu12. IB=18%, GB coin, KURIE-plot, scin. 174YB2CB Other values: 600, IB AP 20% (1966Wi04). Other: 1964Ka16. 174YBS B EAV= 226 19 174YB G 358.1 2 0.60 6 [M1,E2] 0.07 3 174YBS G KC= 0.06 3$LC= 0.011 4$MC= 0.0024 9$NC+= 0.00077 15 174YB G 494.12 1013.1 7 M1 0.0433 174YBS G KC= 0.0364 $LC= 0.00537 $MC= 0.00119 $NC+= 0.000347 174YB CG M from EKC=0.06 4, G-XK coin. 174YB G 860.75 101.86 10 0.005 4 174YBS G KC= 0.005 4$LC= 0.0008 5