171TM 171ER B- DECAY 1972GR09 18NDS 201808
171TM H TYP=FUL$AUT=CORAL M. BAGLIN, E.A. MCCUTCHAN$CIT=NDS 151, 334 (2018)$
171TM2 H CUT=30-Jun-2018$
171TM C The decay scheme and all data are from 1972GR09, except where noted.
171TM C 1972GR09: sources from neutron bombardment of ER oxide (targets
171TM2C enriched to 96% in 170ER); measured EG, IG (GELI), ECE, ICE
171TM3C (iron-free mag spect), prompt and delayed BG and GG coin.
171TM c 1961Ar15: measured E|b, I|b with double-focusing magnetic
171TM2c spectrometer (momentum resolution=0.5%).
171TM C GG(|q) and/or CEG(|q): 1965AG02, 1968KA14, 1972AG03, 1972BE85,
171TM2C 1975GO06, 1976PA16, 1978BA03.
171TM C Nuclear orientation: 1972KR18 (looked for forward-backward
171TM2C asymmetries in strongly hindered 296G and 308G from polarized 171ER;
171TM3C saw no definitive evidence for parity mixing).
171TM C G polarization: 1974KU16 (determined absence of substantial G
171TM2C polarization in measurement of average polarization of 295.9G+308.3G).
171TM C Others: 1948DE05, 1948KE11, 1951KE44, 1956KO21, 1957HA19, 1957JO12,
171TM2C 1958CR84, 1961AR15, 1961BL13, 1963OR01, 1963SC18, 1964SU02, 1965BO34,
171TM3C 1966BE51, 1966EL01, 1968ME02, 1968RA09, 1970EL10, 1970KN04, 1972TUZV,
171TM4C 1973EL13, 1973FOZX, 1976KR21.
171TM CB IB$B- feedings are from intensity imbalance at each level assuming
171TM2cB I|b=2.3% {I2} (1961Ar15) for decay to 0.0+5.0 levels combined.
171TM CG E$From 1968RA09, except where noted; (GELI, cryst).
171TM CG M$From EKC and presence of prompt coincidences, except where noted;
171TM2CG see comment with 308.3G for normalization of the photon and ce
171TM3CG intensity scales.
171TM CG MR$From 1976KR21, except where noted (these values are based on
171TM2CG angular correlation, nuclear orientation, and ce data).
171TM CG E(A,D)$From 1972GR09; uncertainties are from subsequent private
171TM2CG communication from authors.
171TM CG M(B,D)$From CE subshell ratios.
171TM cL E$From least-squares fit to E|g, by evaluatiors. Normalized |h{+2} of
171TM2cL 6.58 larger than the criticial value of 1.43.
171TM CL J$Adopted values.
171TM CL BAND(A)$1/2[411] band.
171TM CL BAND(B)$7/2[523] band.
171TM CL BAND(D)$3/2[411] band.
171TM CL BAND(C)$5/2[402] band.
171TM CG MR$IF NO VALUE GIVEN IT WAS ASSUMED MR=1.00 FOR E2/M1, MR=1.00 FOR
171TM2CG E3/M2 AND MR=0.10 FOR THE OTHER MULTIPOLARITIES
171TM D CC$FROM BrIcc v2.3b (16-Dec-2014) 2008Ki07, "Frozen Orbitals" appr.
171ER P 0.0 5/2- 7.516 H 2 1491.3 13
171TM N 0.100 3 0.100 3 1.0 1.0
171TM CN NR$from SUMOF [(TI to 0.0+5.0 levels) minus (TI(5.0G))]=97.7%; based
171TM2CN on combined B- feeding to (0.0+5.0) levels of 2.3% 2 (1961AR15).
171TM PN C3
171TM G 166.4 3
171TM G 455.6 2 0.06 2
171TMX G FLAG=A
171TM G 745.0 5 0.066 8
171TM G 767.8 2 0.045 5
171TMX G FLAG=A
171TM G 1051.0 5 0.004 2
171TMX G FLAG=A
171TM G 1172.9 5 0.008 3
171TMX G FLAG=A
171TM G 1182.0 5 0.003 2
171TMX G FLAG=A
171TM L 0.0 1/2+ 1.92 Y 1 A
171TM B 2.3 2 9.36 4 1U
171TMS B EAV=533.80 53
171TM cB E$other: 1492 {I7} from analysis of |b{+-} spectrum (1961Ar15); I|b is
171TM2cB for 0.0+5.0 levels combined.
171TM cB IB$from 1961Ar15 for 0.0+5.0 levels combined.
171TM L 5.028 5 3/2+ 4.77 NS 8 A
171TM CL T$cece(T) (1972TUZV). Other values: 3.76 NS 14 (1961BL13), 2.88 NS 17
171TM2CL (1966BE51).
171TM G 5.025 6 M1+E2 0.021 1 1.29E36 900 30
171TMF G FLAG=D
171TMS G MC=1.03E3 5$NC=236 10$OC=30.9 12$PC=1.103 16
171TM CG TI$from SUMOF TI to 5.0 level, corresponding to 0% B- feeding of
171TM2CG level; TI could range up to TI=933, corresponding to 2.3% B- feeding
171TM3CG of level.
171TM CG $M1:M2:M3=100:38 3:42 5.
171TM L 116.653 5 5/2+ 55 PS 13 A
171TM CL T$cece(T) (1964SU05).
171TM G 111.621 4 205 8 M1+E2 -0.160 3 2.26
171TMF G FLAG=B
171TMS G KC=1.87 3$LC=0.303 5$MC=0.0680 10$NC=0.01588 23$OC=0.00225 4$
171TMS G PC=0.0001142 16
171TM CG $EKC=1.72 10 (ICE(K) from 1961AR15); K/L=6.2 7 (1961AR15);
171TM2CG L1:L2:L3=100:13.1 2:5.2 2 (1972GR09); K/L=5.9 2 (1965BO34).
171TM CG MR$from L subshell ratios; sign from nuclear orientation (1972KR18).
171TM2CG Other values: -0.16 3 (GG(|q), 1972AG03); -0.19 3 (nuclear
171TM3CG orientation, 1972KR18); 1965AG02.
171TM G 116.656 6 23.0 6 E2 1.723
171TMF G FLAG=B
171TMS G KC=0.724 11$LC=0.764 11$MC=0.187 3$NC=0.0425 6$OC=0.00497 7$
171TMS G PC=3.05E-5 5
171TM CG $EKC=0.68 9 (ICE(K) from 1961AR15); L1:L2:L3=10:41 5:39 5 (the L2 and
171TM2CG L3 values were inverted in 1972GR09, but subsequently corrected in a
171TM3CG private communication from authors); K:L:M=1.6 2:1.7 2:0.44 5
171TM4CG (1961AR15).
171TM L 129.044 6 7/2+ 415 PS 20 A
171TM CL T$GG(T) (1973FOZX). Other value: 362 PS 15 (1964SU05).
171TM G 12.385 8 0.313 18 M1+E2 0.021 4 255 5 82 4
171TMF G FLAG=D
171TMS G LC=198 4$MC=44.9 8$NC=10.46 18$OC=1.475 23$PC=0.0748 11
171TM CG TI$from SUMOF (TI) to 129.0 level less TI(124.0G) (1961AR15
171TM2CG determined absence of measurable B- feeding to either the 116.7 or
171TM3CG 129.0 levels).
171TM CG RI$deduced from TI and CC.
171TM CG $M1:M2:M3=100:17 2:8.3 16; M:N:O=100:25 3:4 1 (1965BO34).
171TM cG MR$deduced from subshell ratios using BrIccMixing program
171TM G 124.017 4 91 3 E2 1.376
171TMF G FLAG=B
171TMS G KC=0.619 9$LC=0.580 9$MC=0.1414 20$NC=0.0322 5$OC=0.00378 6$
171TMS G PC=2.62E-5 4
171TM CG $EKC=0.55 6 (ICE(K) from 1961AR15); L1:L2:L3=10:45 4:37 3 (the L2 and
171TM2CG L3 values were inverted in 1972GR09, but subsequently corrected in a
171TM3CG private communication from authors); K:L:M=5.1 5:5.0 5:1.7 2
171TM4CG (1961AR15).
171TM L 326.88 10 9/2+ A
171TM G 197.7 2 0.27 5 [M1] 0.452
171TMF G FLAG=A
171TMS G KC=0.379 6$LC=0.0568 9$MC=0.01266 18$NC=0.00296 5$OC=0.000426 6$
171TMS G PC=2.31E-5 4
171TM G 210.1 2 0.07 AP [E2] 0.221
171TMF G FLAG=A
171TMS G KC=0.1420 21$LC=0.0605 9$MC=0.01450 21$NC=0.00332 5$OC=0.000406 6$
171TMS G PC=6.74E-6 10
171TM CG RI$from coincidence data.
171TM B 0.020 10 10.83 22 1U
171TMS B EAV=404.78 51
171TM L 424.948 12 7/2- 2.60 US 2 B
171TM CL T$BG(T) (1972GR09). Other values: 2.59 US 3 (1958CR84), 2.63 US 5
171TM2CL (1966BE51). Others: 1948DE05, 1963OR01, 1970KN04.
171TM G 295.901 14 289 8 E1 0.0199
171TMF G FLAG=B
171TMS G KC=0.01675 24$LC=0.00244 4$MC=0.000542 8$NC=0.0001257 18$
171TMS G OC=1.752E-5 25$PC=8.56E-7 12
171TM CG $See comment with 308.3G.
171TM CG $EKC=0.0186 8; L1:L2:L3=100:9.3 7:9.8 6; K:L:M=0.56 2:0.071 5:0.019 2
171TM2CG (1961AR15).
171TM CG M,MR$1972KR18 report MR(E1,M2)=0.00 3 (nuclear orientation). Other
171TM2CG data: A2=+0.177 5, A4=+0.036 14, MR(^D,Q)=+0.07 3 for 296G-124G(|q)
171TM3CG (1978BA03); 1965AG02 (G's only partially resolved).
171TM G 308.291 18 644 16 E1 0.0180
171TMF G FLAG=B
171TMS G KC=0.01515 22$LC=0.00221 3$MC=0.000489 7$NC=0.0001134 16$
171TMS G OC=1.583E-5 23$PC=7.77E-7 11
171TM CG $KC=0.0161 (E1 value from theory used for normalizing the CE and G
171TM2CG intensity scales; 1972GR09 increased KC from 0.0152 (HAGER-SELTZER)
171TM3CG to 0.0161 to correct for penetration contribution evidenced by
171TM4CG abnormal L subshell ratios for 295.9G and 308.3G).
171TM CG $L1:L2:L3=100:10.3 3:11.1 9; K:L:M=1.06 4:0.144 7:0.033 7 (1961AR15).
171TM CG M$1972KR18 report MR(E1,M2)=-0.17 11 (nuclear orientation).
171TM G 419.9 3 0.83 4 M2 0.203
171TMS G KC=0.1651 24$LC=0.0295 5$MC=0.00673 10$NC=0.001578 23$OC=0.000225 4$
171TMS G PC=1.166E-5 17
171TM CG $EKC=0.161 11.
171TM CG MR$1972KR18 report -0.3 LE MR(E3,M2) LE +0.3 (nuclear orientation).
171TM G 424.9 5 0.224 23 E3 0.0856
171TMS G KC=0.0544 8$LC=0.0239 4$MC=0.00579 9$NC=0.001334 20$OC=0.0001673 25$
171TMS G PC=3.37E-6 5
171TM CG $EKC=0.065 11.
171TM CG M$EKC consistent with M1 or E3, but decay scheme rules out M1.
171TM B 94 4 6.382 19
171TMS B EAV=362.59 52
171TM CB $ICE(K)(308.3G)/IB(1065B)=0.0106 4 (1961AR15).
171TM cB E$other: 1065 {I2} (1961Ar15)
171TM L 635.57 3 7/2+ 1.26 NS 6
171TM CL T$GG(T) (1975GO06).
171TM G 210.60 3 6.42 19 E1 0.0470
171TMS G KC=0.0394 6$LC=0.00589 9$MC=0.001308 19$NC=0.000303 5$OC=4.17E-5 6$
171TMS G PC=1.94E-6 3
171TM CG $EKC=0.040 2.
171TM G 506.9 6 0.227 20 [M1] 0.0365
171TMS G KC=0.0307 5$LC=0.00449 7$MC=0.000997 15$NC=0.000233 4$OC=3.36E-5 5$
171TMS G PC=1.85E-6 3
171TM G 519.2 6 0.177 16 [M1] 0.0343
171TMS G KC=0.0289 5$LC=0.00422 6$MC=0.000936 14$NC=0.000219 4$OC=3.16E-5 5$
171TMS G PC=1.737E-6 25
171TM G 630.7 2 0.05 1 [E2] 0.00969
171TMF G FLAG=A
171TMS G KC=0.00785 11$LC=0.001426 20$MC=0.000324 5$NC=7.52E-5 11$
171TMS G OC=1.029E-5 15$PC=4.39E-7 7
171TM B 0.02 AP 9.7 AP
171TMS B EAV=280.18 50
171TM L 675.88 6 3/2+ D
171TM G 559.5 4 0.466 19 M1 0.0283
171TMS G KC=0.0239 4$LC=0.00347 5$MC=0.000771 11$NC=0.000181 3$OC=2.60E-5 4$
171TMS G PC=1.433E-6 21
171TM CG $EKC=0.022 10.
171TM G 670.7 2 2.52 5 M1+E2 -0.05 10 0.01784
171TMF G FLAG=A
171TMS G KC=0.0150 3$LC=0.00217 4$MC=0.000482 8$NC=0.0001127 19$OC=1.63E-5 3$
171TMS G PC=8.97E-7 17
171TM CG $EKC=0.019 2.
171TM CG MR$deduced from |a(exp) and |d of 1972Kr18 using BrIccMixing program.
171TM2CG Sign from 1972Kr18. Other: -0.06 10 (1972KR18).
171TM G 676.1 3 2.85 6 M1+E2 +0.12 7 0.01744
171TMS G KC=0.0147 3$LC=0.00213 4$MC=0.000471 8$NC=0.0001103 19$OC=1.59E-5 3$
171TMS G PC=8.77E-7 17
171TM CG $EKC=0.018 2.
171TM CG $Other MR: +0.14 8 (1972KR18).
171TM B 0.190 17 8.66 4
171TMS B EAV=264.82 50
171TM L 737.40 6 (5/2)+ D
171TM G 608.6 2 0.37 AP
171TMF G FLAG=A
171TM CG $EKC(608.6G+609.0G)=0.027 5.
171TM CG RI$from coincidence data; RI(exp)=0.470 26 for 608.6G and 609.0G
171TM2CG combined.
171TM G 621.03 23 0.89 3 M1 0.0217
171TMS G KC=0.0183 3$LC=0.00266 4$MC=0.000590 9$NC=0.0001380 20$OC=1.99E-5 3$
171TMS G PC=1.097E-6 16
171TM CG $EKC=0.026 10.
171TM G 732.5 3 0.976 24 M1 0.01435
171TMS G KC=0.01211 17$LC=0.001745 25$MC=0.000387 6$NC=9.06E-5 13$
171TMS G OC=1.308E-5 19$PC=7.23E-7 11
171TM CG $EKC=0.016 2.
171TM B 0.055 17 9.08 14
171TMS B EAV=241.66 49
171TM L 822.41 15 (7/2+) D
171TM G 495.4 2 0.02 1
171TMF G FLAG=A
171TM G 693.9 5 0.150 16
171TM G 705.8 2 0.12 4
171TMF G FLAG=A
171TM B 0.029 5 9.18 8
171TMS B EAV=210.30 48
171TM L 913.02 5 5/2+ C
171TM G 175.63 4 0.89 9 [M1] 0.628
171TMS G KC=0.527 8$LC=0.0791 11$MC=0.01763 25$NC=0.00413 6$OC=0.000593 9$
171TMS G PC=3.22E-5 5
171TM CG RI$1968RA09 report RI=0.084.
171TM G 237.14 4 3.02 10 M1+E2 +0.13 5 0.272 5
171TMS G KC=0.228 4$LC=0.0344 5$MC=0.00767 11$NC=0.00179 3$OC=0.000257 4$
171TMS G PC=1.386E-5 24
171TM CG $EKC=0.246 16.
171TM G 277.43 5 5.8 2 (M1+E2) -0.305 18 0.171 3
171TMS G KC=0.1429 22$LC=0.0222 4$MC=0.00496 7$NC=0.001159 17$OC=0.0001652 24$
171TMS G PC=8.63E-6 14
171TM CG $EKC=0.168 9; K/L GT 6 (1961AR15).
171TM CG M$EKC more consistent with M1 than M1+E2, but GG(|q) data imply an E2
171TM2CG admixture.
171TM CG MR$from A2=+0.102 13, A4=+0.029 34 for 277G-210G(|q) (1978BA03).
171TM2CG Other data: MR=-0.37 7 (nuclear orientation, 1972KR18); A2=+0.124 5,
171TM3CG MR=-0.336 +7-2 if MR(^D,Q)<0.025 for 210G (277G-210G(|q), 1975GO06);
171TM4CG A2=+0.140 11 if attenuation is 0.85 5, MR=-0.360 17 (G-210G(|q),
171TM5CG 1976PA16).
171TM G 487.9 2 0.05 2
171TMF G FLAG=A
171TM G 586.0 2 0.04 2
171TMF G FLAG=A
171TM G 784.09 17 2.40 5 M1+E2 +0.34 10 0.01154
171TMS G KC=0.0097 4$LC=0.00140 5$MC=0.000311 10$NC=7.28E-5 23$OC=1.05E-5 4$
171TMS G PC=5.75E-7 22
171TM CG $EKC=0.0088 17.
171TM G 796.55 13 6.40 13 M1+E2 +0.56 +20-16 0.01028
171TMS G KC=0.0086 7$LC=0.00126 9$MC=0.000280 18$NC=6.6E-5 5$OC=9.4E-6 7$
171TMS G PC=5.1E-7 5
171TM CG $EKC=0.0095 7.
171TM CG MR$from nuclear orientation (1972KR18). Other value: +0.06 4 (GG(|q)
171TM2CG (1972BE85)).
171TM G 907.7 4 6.35 13 M1+E2 +0.33 3 0.0080314
171TMS G KC=0.00678 12$LC=0.000975 16$MC=0.000216 4$NC=5.06E-5 8$OC=7.30E-6 12$
171TMS G PC=4.02E-7 7
171TM CG $EKC=0.0070 4.
171TM G 912.6 5 0.77 5
171TM CG $EKC=0.0056 17.
171TM B 2.19 8 7.081 17
171TMS B EAV=177.73 46
171TM cB E$other: 575 (1961Ar15)
171TM L 998.59 7 (7/2)+ C
171TM G 85.6 1 0.60 4 M1+E2 0.22 4 4.89 8
171TMF G FLAG=D
171TMS G KC=3.93 8$LC=0.75 5$MC=0.170 12$NC=0.039 3$OC=0.0054 3$PC=0.000240 5
171TM CG $ELC=0.15 5 (ICE(L) from 1961AR15); L1:L2:L3=100:18 6:19 6 (1972GR09).
171TM cG MR$deduced from ce and subshell ratios using BrIccMixing program
171TM G 261.4 2 0.2 LT
171TMF G FLAG=A
171TM CG $Observed only in coincidence spectra.
171TM G 362.91 14 0.197 11 [M1] 0.0873
171TMS G KC=0.0734 11$LC=0.01083 16$MC=0.00241 4$NC=0.000563 8$OC=8.12E-5 12$
171TMS G PC=4.44E-6 7
171TM G 573.5 2 0.098 15
171TMF G FLAG=A
171TM G 671.7 2 0.22 5
171TMF G FLAG=A
171TM CG RI$from coincidence data.
171TM G 869.7 3 0.55 5 (M1+E2) -0.24 8 0.0091122
171TMS G KC=0.00770 19$LC=0.001106 25$MC=0.000245 6$NC=5.74E-5 13$
171TMS G OC=8.28E-6 19$PC=4.57E-7 12
171TM CG $EKC(869.7G+871.5G)=0.0076 23.
171TM CG M$uncertain because of interference from 871.5G.
171TM CG MR$from nuclear orientation (1972KR18); value subject to undetermined
171TM2CG correction due to interference from 871.5G.
171TM G 882.0 4 0.385 19 M1+E2 +0.11 3 0.00899
171TMS G KC=0.00760 11$LC=0.001089 16$MC=0.000241 4$NC=5.65E-5 9$OC=8.16E-6 12$
171TMS G PC=4.52E-7 7
171TM G 994.0 5 0.006 3
171TMF G FLAG=A
171TM B 0.50 3 7.49 3
171TMS B EAV=147.92 45
171TM L 1225.7 4 (3/2+,5/2,7/2+)
171TM G 1096.9 8 0.0106 19
171TM G 1109.0 5 0.0679 21
171TM G 1220.5 8 0.028 2
171TMF G FLAG=A
171TM B 0.0107 5 8.281 22
171TMS B EAV=74.08 42
171TM L 1284.97 8 (5/2)+
171TM G 286.5 2 0.08 AP [M1] 0.1640
171TMF G FLAG=A
171TMS G KC=0.1377 20$LC=0.0205 3$MC=0.00456 7$NC=0.001066 15$OC=0.0001535 22$
171TMS G PC=8.37E-6 12
171TM CG RI$from coincidence data.
171TM G 371.96 9 2.57 10 M1+E2 -0.28 2 0.078612
171TMS G KC=0.0659 10$LC=0.00992 15$MC=0.00221 4$NC=0.000517 8$OC=7.41E-5 11$
171TMS G PC=3.97E-6 7
171TM CG $EKC=0.068 7; K/L AP 2 (1961AR15; value not consistent with assigned
171TM2CG multipolarity (K/L AP 7 for M1, AP 4 for E2)).
171TM CG MR$from nuclear orientation (1972KR18). Other data: MR=+0.18 5
171TM2CG (GG(|q), 1972BE85); A2=+0.018 12, MR=+0.33 4 (G-277G(|q) if
171TM3CG MR(277G)=-0.34 2, 1975GO06).
171TM G 547.8 5 0.17 4
171TM CG $EKC AP 0.041.
171TM G 609.0 2 0.2 AP
171TMF G FLAG=A
171TM CG $EKC(608.6G+609.0G)=0.027 5.
171TM CG RI$see comment with 608.6G.
171TM G 860.0 2 0.0150 24 [E1] 0.00190
171TMF G FLAG=A
171TMS G KC=0.001619 23$LC=0.000222 4$MC=4.89E-5 7$NC=1.139E-5 16$
171TMS G OC=1.629E-6 23$PC=8.77E-8 13
171TM G 1156.0 5 0.0060 15
171TMF G FLAG=A
171TM G 1168.4 5 0.0184 15
171TMF G FLAG=A
171TM G 1279.9 5 0.025 2
171TMF G FLAG=A
171TM G 1284.4 5 0.024 2
171TMF G FLAG=A
171TM B 0.332 16 6.441 23
171TMS B EAV=56.28 39
171TM L 1296.45 20
171TM G 871.5 2 0.20 5
171TMF G FLAG=A
171TM CG $EKC(869.7G+871.5G)=0.0076 23.
171TM CG RI$from coincidence data.
171TM B 0.020 5 7.58 11
171TMS B EAV=52.91 39
171TM L 1391.1 4 3/2(-),5/2,7/2
171TM G 966.1 4 0.264 8
171TM B 0.0264 12 6.56 3
171TMS B EAV=26.16 38
171TM L 1400.6 3 (5/2+)
171TM G 976.2 5 0.007 3
171TMF G FLAG=A
171TM G 1271.2 5 0.0034 15
171TMF G FLAG=A
171TM G 1395.5 5 0.028 8
171TMF G FLAG=A
171TM G 1400.5 5 0.025 1
171TMF G FLAG=A
171TM B 0.0063 9 7.05 7
171TMS B EAV=23.58 37