Nuclear Data Sheets for A = 110 *

Transcript

1 Nuclear Data Sheets 89, 481 (2000) doi: /ndsh Nuclear Data Sheets for A = 110 * D. DE FRENNE AND E. JACOBS Vakgroep Subatomaire E(n) Stralingsfysica Proeftuinstraat 86, β 9000 Gent, Belgium (Received February 2, 1999; Revised November 12, 1999) Abstract: The 1992 evaluation on mass A=110 has been revised, taking into account all data available before January Detailed experimental information is presented from the neutron rich nucleus 110 Zr to the neutron deficient 110 Xe nucleus. Cutoff Date: January General Policies and Organization of Material: See the January issue of Nuclear Data Sheets. * Research sponsored by the fund for Scientific Research Flanders /00 $35.00 Copyright 2000 by Academic Press. All rights of reproduction in any form reserved. 481

2 NUCLEAR DATA SHEETS Index for A = 110 Nuclide Data Type Page Nuclide Data Type Page Skeleton Scheme for A= Zr Adopted Levels Nb Adopted Levels Mo Adopted Levels Tc Adopted Levels, Gammas Mo β Decay Ru Adopted Levels, Gammas Tc β Decay Cm, 252 Cf SF Decay Sb Adopted Levels, Gammas Te ε Decay Fe( 59 Co,2pn), 56 Fe( 58 Ni,3pn) Te Adopted Levels, Gammas Fe( 58 Ni,2pγ) Ni( 58 Ni,α2pγ) I Adopted Levels Cs α Decay Xe Adopted Levels Rh Adopted Levels, Gammas Ru β Decay (11.6 s) Pd Adopted Levels, Gammas Rh β Decay (3.2 s) Rh β Decay (28.5 s) Ag ε Decay (24.6 s) Pd(t,p) Pd(e,e') Pd(π,X) Pd(n,n'γ) Pd(p,p'),(d,d'),(pol d,d') Pd(p,p'γ) Pd(α,α') 515 Coulomb Excitation Ag Adopted Levels, Gammas Ag IT Decay ( d) Ag(n,γ) E=thermal Ag(n,γ) E=5.2 ev Res Ag(d,p) Ag(d,pγ) Pd(p,nγ) Cd Adopted Levels, Gammas Ag β Decay (24.6 s) Ag β Decay ( d) In ε Decay (69.1 min) In ε Decay (4.9 h) Pd( 3 He,n) Pd(α,2nγ), 110 Pd(α,4nγ) Ag(p,p), (p,n) IAR Ag( 3 He,d) Cd(γ,γ') Cd(e,e') Cd(n,n'γ) Cd(p,p'), 110 Pd(d,d') Cd(p,p'γ) Cd(α,α') 584 Coulomb Excitation Cd(p,d) Cd(d,t) Cd(pol d,t) Cd(p,t) Sn(d, 6 Li) 588 (HI,xnγ) In Adopted Levels, Gammas Sn ε Decay Mo( 14 N,4nγ) Ag(α,nγ) Cd(p,n) Cd(p,nγ) Cd(d,2n) Sn Adopted Levels, Gammas Sb ε Decay Mo( 19 F,p2nγ) Mo( 16 O,4nγ) Cd(α,2nγ) Cd( 3 He,3nγ), 104 Pd( 12 C,α2nγ) Sn(p,t) In(p,4nγ), 112 Sn(p,p2nγ) In(p,xn), 115 In(p,xn)

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4 NUCLEAR DATA SHEETS Skeleton Scheme for A=110 S(α) 9400 SY S(n) 3367 SY >150 ns Zr 70 Q unknown?% s Nb 69 Q =12063 SY 100% S(p) SY S(α) 8200 SY S(n) 6283 SY s Mo % Q =5906 SY S(p) SY S(α) 6900 SY S(n) 4566 SY (2+) s Tc % Q =8778 SY S(p) SY S(n) 7360 SY S(α) S(p) S(n) 6010 SY S(α) 5597 SY s Ru y 100% ( 4) x Q = Rh 65 Q = S(p) S(n) S(p) S(n) S(α) S(α) s Ag % % Pd 64 Q = Q + = S(n) S(p) S(α) Cd

5 NUCLEAR DATA SHEETS Skeleton Scheme for A=110 (continued) S(n) S(p) S(α) h In % Q + = S(n) S(p) S(α) h Sn % Q + = S(n) 9350 SY S(p) 2188 SY (3+,4+) s Sb % Q + =8300 SY S(n) SY S(p) 3310 SY s Te % % Q + =5257 SY Q α = (1+) s Cs % 6 Q α = S(n) SY S(p) 1435 SY Xe 56?% S(p) 63 SY Q + =8627 SY 0.0 Q α = s I 57 83% 4 17% 4 Q + =11929 SY Q α = Ground State and Isomeric Level Properties Nuclide Level Jπ T 1/2 Decay Modes 110 Zr >150 ns %β =? 110 Nb s 2 %β =100; %β n= Mo s 4 %β = Tc 0.0 (2+) 0.92 s 3 %β =99.96; %β n= Ru s 6 %β = Rh x ( 4) 28.5 s 15 %β =100 y s 2 %β = Pd stable 110 Ag s 2 %β = ; %ε= d 4 %β = ; %IT= Cd stable 110 In h 1 %ε+%β + = min 5 %ε+%β + = Sn h 10 %ε= Sb 0.0 (3+,4+) 23.0 s 4 %ε+%β + = Te s 8 %ε+%β + 100; %α I s 2 %α=17 4; %ε+%β + =83 4; %β + p=11 3; %β + α= Xe 0.0 %α=? 114 Cs 0.0 (1+) 0.57 s 2 %α= ;

6 Zr NUCLEAR DATA SHEETS 0 40 Zr 70 Adopted Levels Isotope produced by fission of relativistic U ions on lead. Fission products identified using fragment separator (1997Be12). 110 Zr Levels E(level) Jπ T 1/2 Comments >150 ns T 1/2 : estimated by 1997Au04. %β =? Nb Nb 69 Adopted Levels Q(β )=12063 SY; S(n)=3367 SY; Q(α)= 9400 SY 1995Au04. Isotope produced by Pb( 238 U,F), 1994Be24; and by U(p,F), 1996Me Nb Levels E(level) T 1/2 Comments s 2 T 1/2 : from 1996Me09. %β =100; %β n=40 8 (1996Me09) Mo Mo 68 Adopted Levels Q(β )=5906 SY; S(n)=6283 SY; S(p)=14648 SY; Q(α)= 8200 SY 1995Au04. Isotope produced by 238 U(p,F), 1992Ay02, 1994Lh Mo Levels E(level) Jπ T 1/2 Comments s 4 %β =100. T 1/2 : from 1994Lh02. Other value: 0.25 s 10 from 1992Ay02 and 1992JoZU. 486

7 Tc 67 1 NUCLEAR DATA SHEETS Tc 67 1 Adopted Levels, Gammas Q(β )=8778 SY; S(n)=4566 SY; S(p)=11406 SY; Q(α)= 6900 SY 1995Au WiZX: assignment by Xγ coin in 252 Cf SF decay. 1973TrZM and 1976Tr02: assignment by chemical separation of Tc from 249 Cf(n,F) and growth decay curve analysis in A= Tc Levels Cross Reference (XREF) Flags A 110 Mo β Decay E(level) Jπ XREF T 1/2 Comments 0.0 (2+) A 0.92 s 3 %β =99.96; %β n=0.04 (1996Me09). Jπ: Jπ=(2,3)+ from decay pattern, 142γ from (1+) in D. T 1/2 : from decay of 240γ (1990Ay02). Others: 0.9 s 1 (1987AlZZ), 0.78 s 15 (1996Me09), 1.0 s 2 (1976Tr02), 0.83 s 4 (1969WiZX). T 1/2 : from decay of 240γ (1990Ay02). Others: 0.9 s 1 (1987AlZZ), 1.0 s 2 (1976Tr02), 0.83 s 4 (1969WiZX) A (1+) A (1+) A <10 ns T 1/2 : from 1994Lh A (1+) A (1+) A Allowed β decay from 0+ with log ft<5.9. Jπ=(1+) from log ft values for allowed β transitions. γ( 110 Tc) E(level) Eγ Iγ Mult. α Comments <8 E1,M Mult.: from α(k)exp= (1994Lh02) (M1) Mult.: E1,M1 from α(k)exp=1.4 7 (1994Lh02). Jπ allow only M (M1) Mult.: from T 1/2 limit, Jπ Placement of transition in the level scheme is uncertain. 110 Mo β Decay 1994Lh02 Source produced 238 U(p,F). Mass separated source. Measured βγ(t), and γγ(t). 110 Tc Levels E(level) Jπ T 1/2 0.0 (2+) (1+) (1+) <10 ns (1+) (1+) Jπ=(1+) from log ft values for allowed β transitions. 487

8 Tc 67 2 NUCLEAR DATA SHEETS Tc Mo β Decay 1994Lh02 (continued) β radiations Eβ E(level) Iβ Log ft (5165) (5643) (5722) (5764) (5853) Statistical feeding from unobserved levels neglected. For a preliminary calculation of log ft, M1 is assumed for the low energy gammas. For β intensity per 100 decays, multiply by 1. γ( 110 Tc) Iγ normalization: from ΣI(γ+ce)(g.s.)=100. Statistical feeding from unobserved levels neglected. g.s. β feeding assumed to be negligible. Eγ E(level) Iγ Mult. α Comments <8 [M1] 4.10 α(k)exp= Mult.: from α(k)exp and intensity balance through 39.4 level [M1] 1.52 α(k)exp= Mult.: from α(k)exp [M1] [M1] [M1 ] Mult.: from RUL [M1] For absolute intensity per 100 decays, multiply by Placement of transition in the level scheme is uncertain. Decay Scheme Mo s Intensities: relative Iγ %β =100 Q (g.s.)=5906 SY Iβ Log ft (1+) [M1] [M1] 48 (1+) [M1] [M1] (1+) (1+) [M1] [M1] < (2+) 0.0 <10 ns Tc

9 Ru 66 1 NUCLEAR DATA SHEETS Ru 66 1 Adopted Levels, Gammas Q(β )= ; S(n)=7360 SY; S(p)=12562 SY; Q(α)= Au Ru Levels Cross Reference (XREF) Flags A 248 Cm, 252 Cf SF Decay B 110 Tc β Decay E(level) Jπ XREF T 1/2 Comments 0.0 # 0+ AB 11.6 s 6 %β =100. T 1/2 : from time dependence of Eγ=112 kev (1991Jo11). Others: 15.9 s 5 (1969WiZX), 17 s 1 (1975Fe12), 14.7 s 13 (1976MaYL), and 12.6 s 5 (1978Fr16) # AB 0.30 ns 2 Jπ: (E2) to g.s. based on ce data in 110 Tc β decay. T 1/2 : from 252 Cf SF decay (1980ChZM). 14 (2+) B # AB 17 (3+) B 4 (4+) A # 5 6+ A 5 (5+) A (2+) B B 5 (6+) A B # 5 (8+) A 7 (7+) A B A 7 (8+) A A # 7 (10+) A 12 (9+) A A # 13 (12+) A A # 16 (14+) A # 19 (16+) A Based on systematics of low lying collective states in Ru isotopes, observed branching ratios and mult's based on ce data in 110 Tc β decay (1990Ay02). From observed band structure and γ(θ)'s which are consistent with stretched E2's for levels with Jπ<7 in 252 Cf SF decay (1994Sh26). From observed band structure and γ decay pattern of the levels in 252 Cf SF decay. # J=2 g.s. J=1 γ vibrational band on Jπ= kev level. γ( 110 Ru) E(level) Eγ Iγ Mult. α Comments (E2) Eγ: from 110 Tc β decay (1969WiZX). K/L 4.0 (1970Wa05). Mult.: from experimental K/L value (to be compared with K/L=6.9 for E2 from 1968Ha53) and γ(θ) results of 1972Wi15. B(E2)(W.u.)=70 5. B(E2)(W.u.): deduced from T 1/2 of level (1980ChZM) Continued on next page (footnotes at end of table) 489

10 Ru 66 2 NUCLEAR DATA SHEETS Ru 66 2 Adopted Levels, Gammas (continued) γ( 110 Ru) (continued) E(level) Eγ Iγ E(level) Eγ Iγ E(level) Eγ Iγ < Level branchings from 110 Tc β decay. Weighted average from 110 Tc β decay and 248 Cm, 252 Cf SF decay data, if available. Uncertainties estimated by the evaluators. 110 Tc β Decay 1990Ay Ay02: source: mass separated samples of 110 Tc from 235 U(p,F). Measured: β decay T 1/2, Q(β ), Eγ, Iγ, Ice, βγ, γγ. Deduced: 110 Ru levels, Jπ, level systematics. Hartree Fock potential energy calculations. Others: 1969WiZX, 1973TrZM, 1976Tr02, 1988AlZY. 110 Ru Levels E(level) Jπ T 1/2 Comments ns (2+) 0.09 ns 7 T 1/2 : from 1995Sc24. Average of T 1/2 of and γ. Jπ: based on γ branching ratio to the first 2+ and to the g.s. and on energy systematics (3+) ? E(level): only observed by 1988AlZY (2+) ? E(level): only observed by 1988AlZY. From adopted levels. γ( 110 Ru) Eγ E(level) Iγ Comments Eγ: from 1969WiZX < ? ? Continued on next page (footnotes at end of table) 490

11 Ru 66 3 NUCLEAR DATA SHEETS Ru Tc β Decay 1990Ay02 (continued) γ( 110 Ru) (continued) Eγ E(level) Iγ From 1990Ay02, unless noted otherwise. Uncertainties not given by the authors but estimated by the evaluators. Placement of transition in the level scheme is uncertain. Decay Scheme (2+) Tc s Intensities: relative Iγ %β =100 Q =8778 SY < (2+) (3+) (2+) ns 0.50 ns Ru Cm, 252 Cf SF Decay 1995Lu10: 252 Cf SF decay. Measured: Eγ, Iγ, γγ, γγγ, xx, xγ, xγγ. Deduced: 110 Ru levels, Jπ. 1994Sh26: 248 Cm SF decay. Measured: Eγ, Iγ, γγγ. Deduced: 110 Ru levels, Jπ. Others: 1980ChZM (using 254 Cf SF decay), 1970Wa05, 1971Ch44, 1972Wi15, 1974JaYY, 1974ClZX, 1971Ho29, 1970Ch11, 1970Jo Ru Levels E(level) Jπ T 1/2 Comments ns 2 T 1/2 : from recoil distance Doppler shift measurements in 254 Cf SF decay (1980ChZM). Others: 0.50 ns 8 (1995Sc24), 0.34 ns 4 (1974JaYY), 0.23 ns (1972Wi15), <0.5 ns (1970Wa05) T 1/2 =13.4 ps 10 given by 1986Ma22 is a combined value for 108 Ru+ 110 Ru (4+) (5+) (6+) (7+) (8+) (9+) Continued on next page (footnotes at end of table) 491

12 Ru 66 4 NUCLEAR DATA SHEETS Ru Cm, 252 Cf SF Decay (continued) 110 Ru Levels (continued) E(level) Jπ Based on systematics of low lying collective states in Ru isotopes, γ decay pattern and the observed band structure. J=2 g.s. band. J=1 γ vibrational band built on Jπ= kev level. γ( 110 Ru) Eγ E(level) Iγ Mult. α Comments x Eγ: from 1971Ho29. Also reported by 1970Wa05. T 1/2 =2.2 ns (1970Wa05). x Eγ: from 1971Ho29. Also reported by 1970Jo20. T 1/2 =550 ns (1970Jo20). x Eγ: from 1971Ho29. Also reported by 1970Jo20. T 1/2 =11 ns (1970Jo20). x 150 Reported by 1970Wa05. Tentatively assigned to 111 Ru by 1971Ho x T 1/2 =7.2 ns 5 (1974ClZX). Eγ: from 1970Jo20. Other: 1974ClZX (E2) K/L 4.0 (1970Wa05). Mult.: from experimental K/L value (to be compared with K/L=7.09 for E2 from 1968Ha53) and γ(θ) results of 1972Wi Iγ: taken from 1995Lu10, in disagreement with Iγ= from 1994Sh # # # # # # # # 2 From 1995Lu10. Unless noted otherwise, weighted average of data from 1995Lu10 and 1994Sh26 if available. From 1970Jo20. # From 1995Lu10, not observed by 1994Sh26. x γ ray not placed in level scheme. 492

13 Ru 66 5 NUCLEAR DATA SHEETS Ru Cm, 252 Cf SF Decay (continued) Level Scheme Intensities: relative I(γ+ce) (9+) (8+) (7+) (6+) (5+) (4+) (E2) ns Ru

14 Rh 65 1 NUCLEAR DATA SHEETS Rh 65 1 Adopted Levels, Gammas Q(β )= ; S(n)=6010 SY; S(p)= ; Q(α)= 5597 SY 1995Au04. Q(β ): Q(β ) is for the decay of the 28.5 s isomer. 110 Rh Levels Cross Reference (XREF) Flags A 110 Ru β Decay (11.6 s) E(level) Jπ XREF T 1/2 Comments x ( 4) A 28.5 s 15 %β =100. No isomeric transition has been observed (1991Jo11). T 1/2 : from γ(t) by 1970Pi01. Other: 34 s 4 (1970Wa28). Jπ: from log ft in β decay (1988Ay02). y 1+ A 3.2 s 2 %β =100. No isomeric transition has been observed (1991Jo11). T 1/2 : weighted average of 3.1 s 2 (β(t), 1970Pi01) and 3.3 s 3 (γ(t), 1978Fr16). Other: 1963Ka21. Jπ: from log ft to 0+ and 2+ states in 110 Rh β decay (3.16 s) y A Jπ: from log ft in β decay of 110 Ru y 15 A y 5 A y 21 A y 20 A y 3 (1+) A Jπ: from log ft in β decay of 110 Ru. The relative position of the two 110 Rh isomers is unknown. γ( 110 Rh) E(level) Eγ Iγ Mult. α Comments y M α(k)exp= α(k)exp: from ce data, α(k)exp= from coincidence data. Mult.: from α(k)exp y y y y y From 110 Ru β decay. 110 Ru β Decay (11.6 s) 1991Jo11 Source: mass separated source from 238 U(p,F). Measured: Q(β ), Eβ, Eγ, γγ, βγ, ce, T 1/2. Deduced: 110 Rh levels, mult, Jπ. 110 Rh Levels E(level) Jπ T 1/2 E(level) Jπ y s 2 y y y y y y (1+) Based on log ft for allowed transitions. 494

15 Rh 65 2 NUCLEAR DATA SHEETS Rh Ru β Decay (11.6 s) 1991Jo11 (continued) β radiations Based on β branching from 110 Ru g.s. to 110 Rh (Jπ=1+) of 70% 10 (1991Jo11). Eβ E(level) Iβ Log ft (2140 y 50) y (2560 y 50) y (2580 y 50) y (2610 y 50) y (2640 y 50) y (2700 y 50) y y For β intensity per 100 decays, multiply by 1.0. Estimated by assuming M1 mult for all low energy transitions. γ( 110 Rh) Eγ E(level) Iγ Mult. α Comments y [M1] y [M1] y [M1] y M α(k)exp= α(k)exp: from ce data, α(k)exp= from coincidence data y [M1] y [M1] y [M1] y y y For absolute intensity per 100 decays, multiply by Decay Scheme Ru s Intensities: I(γ+ce) per 100 parent decays %β =100 Q = Eβ Iβ 0.59 Log ft (1+) y [M1] [M1] [M1] [M1] [M1] [M1] M1 31 y y y y y y 3.2 s Rh

16 Pd 64 1 NUCLEAR DATA SHEETS Pd 64 1 Adopted Levels, Gammas Q(β )= ; S(n)= ; S(p)= ; Q(α)= Au04. Adopted B(E2) values are taken from Coul. ex. 110 Pd Levels Cross Reference (XREF) Flags A 110 Rh β Decay (3.2 s) E 110 Pd(α,α') I 110 Pd(p,p'),(d,d'),(pol d,d') B 110 Rh β Decay (28.5 s) F 110 Pd(e,e') J 110 Pd(p,p'γ) C 110 Ag ε Decay (24.6 s) G 110 Pd(π,X) K Coulomb Excitation D 108 Pd(t,p) H 110 Pd(n,n'γ) E(level) Jπ XREF T 1/2 Comments ABCDEF HIJK stable ABCDEF HIJK 46.5 ps 16 T 1/2 : from weighted average of B(E2)= (Coul.ex.) and B(E2)= (e,e'). µ= (1989Ra17). Q= (1989Ra17) AB DE GHIJK 17.7 ps 8 T 1/2 : from Coul. ex. (recoil distance method) (1989SvZZ) B DEF HIJK 4.09 ps 4 T 1/2 : from Coul. ex. (recoil distance method) (1989SvZZ). B(E4)= (1991We15) # A D HIJK 7.9 ps 7 T 1/2 : from Coul. ex. (recoil distance method) (1989SvZZ). T 1/2 : unweighted average of 10.5 ps 6 (Coul.ex.) and 9.1 ps 6 (recoil distance) (1989SvZZ) data. Jπ: from 110 Pd(pol d,d') and band structure in Coul. ex A D HI JK XREF: D(1175). Jπ: from 110 Pd(pol d,d') and band structure in Coul. ex (3+) B H JK Jπ: γ's to 2+ and 4+ states give Jπ=2+,3,4+. From comparison of exp and calc level population in (n,n'γ), Jπ=3+ is favored # A D F HIJK 9.1 ps 6 T 1/2 : from Coul. ex. (recoil distance method) (1989SvZZ). Jπ: from 110 Pd(pol d,d') and band structure in Coul. ex. B(E2)= (1989SvZZ) B F HIJK 5.1 ps 6 XREF: J(1401). T 1/2 : from Coul. ex. (recoil distance method) (1989SvZZ). Jπ: from 110 Pd(pol d,d'). B(E4) 1000 (1991We15) FGHIJK Jπ: from 110 Pd(pol d,d') and band structure observed in Coul. ex B HIJK 1.40 ps 14 T 1/2 : from Coul. ex. (recoil distance method) (1989SvZZ). Jπ: from level population in (n,n'γ) and band structure observed in Coul. ex b 1 I 1641? 10 (0+) G # HIJK 2.2 ps 2 XREF: J(1713). T 1/2 : from Coul. ex. (recoil distance method) (1989SvZZ). Jπ: from 110 Pd(pol d,d') and band structure observed in Coul. ex b 2 2+ I 1864 b 1 2+ I D HIJK B HI γ's to 0+ and DEF HIJK Jπ: from band structure observed in Coul. ex. B(E4)= (1991We15) c 2 4+ I 1988 b 1 4+ I 2015 b 2 (4+) I DEF HI JK XREF: K(2015) K Jπ: from band structure in Coul. ex (4+) K Jπ: from γ decay pattern in Coul. ex. Jπ: in 110 Pd(pol d, d') Jπ=3 for level at this energy but not confirmed by 110 Pd(p,p') and 110 Pd(d,d') b 1 I HI 2140 b 1 2+ D F HI J XREF: D(2135)F(2130). E(level): from 110 Pd(pol d,d'). Jπ: from 110 Pd(pol d,d') (4+) H K Jπ: from Coul. ex HIJ Jπ: from 110 Pd(d,d'),(p,p') (1992Pi08). Continued on next page (footnotes at end of table) 496

17 Pd 64 2 NUCLEAR DATA SHEETS Pd 64 2 Adopted Levels, Gammas (continued) 110 Pd Levels (continued) E(level) Jπ XREF Comments 2194 b 1 (6+) I 2259 b 1 I F HI Jπ=3 from (p,p'), (d,d') and (e,e'); Jπ=4+ from (pol d,d') DE HI J XREF: D(2283)E(2290)I(2295) c 2 (4+) I K Jπ: from band structure in Coul. ex HIJ 2332 # 1 6+ I K XREF: K(2335). Jπ: from band structure observed in Coul. ex H 2422 c 2 6+ I 2428 b 1 I D Jπ: from (t,p) B F HIJ Jπ: from 110 Pd(pol d,d') but in disagreement with Jπ=3 from (e,e') E HI Jπ: from 110 Pd(p,p'). In disagreement with Jπ=(3,4+) from 110 Pd(pol d,d') b 1 D I Jπ: Jπ=3 from L(t,p)=3 but Jπ=(5 ) from 110 Pd(pol d,d') HI Jπ: from 110 Pd(pol d,d'). E(level): level observed at 2496 in 110 Pd(p,p') and at 2500 in 110 Pd(pol d,d')probably identical with this level b 2 4+ I 2517 b 2 2+ D I Jπ: from 108 Pd(t,p) b 2 2+ I (2+) D Jπ: from 108 Pd(t,p) b 2 (3 ) I HI Jπ: from 110 Pd(pol d,d') & 2 I J=(4,5,6) for unresolved doublet at 2576 kev in (pol d,d') & 2 I 2602 b 2 I J=(1,2,3,4) from 110 Pd(pol d,d'). Might be identical with Jπ=1 level observed at 2608 from 110 Pd(p,p') c 3 1 I 2617 b 2 (5 ) I Jπ: from 110 Pd(pol d,d') (4+) D Jπ: from (t,p) & 2 (2+) I 2649 & 2 (2+) I 2658 c 3 1 D I Jπ: in disagreement with Jπ=2+ from (t,p) b 2 4+ I & 4 HI Jπ: Jπ=(2+) for unresolved multiplet in (pol d,d') c 3 2+ I Jπ: unresolved multiplet observed in (pol d,d') at 2690 kev & 2 D I J=(1,2,3) for unresolved multiplet in (pol d,d') but L(t,p)=4 for 2693 kev level H 2721 b 2 4+ I 2737 & 2 I J=(1,2,3) for unresolved multiplet in (pol d,d') c 3 (5 ) D I XREF: D(2744). Jπ: Jπ for unresolved multiplet in 110 Pd(pol d,d') at 2741 kev b 2 (3 ) D I Jπ: from 110 Pd(pol d,d') c 3 1 D I Jπ: Jπ=(1,2+) for unresolved doublet in 110 Pd(pol d,d') K Jπ: from band structure in Coul. ex B I XREF: I(2784). Jπ: Jπ=(5 ) for level at 2786 in 110 Pd(pol d,d') b 2 3 I Jπ: from 110 Pd(pol d,d') B I E(level): this level is probably different from the level observed in (n,n'γ), since it has a γ to lower lying 4+ state, while the latter one decays to a 0+ level. Jπ=(2+) for unresolved doublet in (pol d,d') at 2804 kev H See comment on level a 2 I Jπ: Jπ=(2+,6+,7 ) from (pol d,d') b 2 2+ F I Jπ: from (e,e') a 2 (2+,5 ) I 2845 c 3 1 I 2862 b 2 2+ I Jπ: from 110 Pd(pol d,d') b 2 2+ I 2889 b 2 (2+) I Jπ: from 110 Pd(pol d,d'). Continued on next page (footnotes at end of table) 497

18 Pd 64 3 NUCLEAR DATA SHEETS Pd 64 3 Adopted Levels, Gammas (continued) 110 Pd Levels (continued) E(level) Jπ XREF Comments 2893 c 5 3 I 2897 b 2 3 I Jπ: from 110 Pd(pol d,d') K 2908 b 2 (2+) I Jπ: from 110 Pd(pol d,d') c 3 1 I 2932 a 2 (2+) I 2937 a 2 I 2948 b 2 (4+) I Jπ: from 110 Pd(pol d,d') (2+) I 2972 c 3 4+ I 2994 c 3 3 I E(level): unresolved doublet at 2994 in 110 Pd(pol d,d') a 2 I 3002 a 2 I J=(1,2+,5 ) from (pol d,d') b 2 E I XREF: E(3015) c 3 4+ I 3036 c 3 I 3050 b 2 I 3056 b 2 3 I 3062 b 2 I 3075 b 2 (4+) I 3079 b 2 (2+) I 3089 c 3 4+ I Jπ: from 110 Pd(pol d,d') b 2 (3 ) I Jπ: from 110 Pd(pol d,d') c 2 2+ I E(level): same level as 3106 kev level in 110 Pd(pol d,d'). 3109? # (8+) K Jπ: from band structure observed in Coul. ex b 2 (2+,5 ) I Jπ: from 110 Pd(pol d,d') c 3 3 I E(level): probably member of unresolved multiplet at 3123 kev in 110 Pd(pol d,d') a 2 I Jπ=(2+,3 ) for unresolved multiplet a 2 I K Jπ: from band structure in Coul. ex b 2 3 I Jπ: Jπ=(2+,3 ) from 110 Pd(pol d,d') b 2 1 I Jπ: Jπ=(3 ) from 110 Pd(pol d,d') b 2 (4+) I Jπ: from 110 Pd(pol d,d') I Jπ: Jπ=(2+,3 ) from 110 Pd(pol d,d') b 2 (1,2+,3 ) I Jπ: from 110 Pd(pol d,d') b 2 (1,2+,3 ) I Jπ: from 110 Pd(pol d,d') c 3 3 I E(level): probably member of unresolved doublet Jπ=(3 ) at 3262 in 110 Pd(pol d,d') a 2 (3 ) I 3271 b 2 (2+) I Jπ: from 110 Pd(pol d,d') c 3 1 I Jπ: doublet observed at 3279 kev in 110 Pd(pol d,d') with Jπ=(1,2+,3 ) b 2 (2+,6+) I Jπ: from 110 Pd(pol d,d') b 3 (4+) I 3320 b 2 (4+) I Jπ: from 110 Pd(pol d,d') b 2 ( 4+ ) I E(level): probably identical with level observed at 3339 in 110 Pd(p,p') b 2 (2+,4+) I Jπ: from 110 Pd(pol d,d') b 2 I 3374 c 3 2+ I Jπ: Jπ=(2+,4+) from 110 Pd(pol d,d') b 2 I 3386 b 2 (2+) I Jπ: from 110 Pd(pol d,d') c 3 4+ I 3413 b 2 I 3419 b 2 (2+,5 ) I Jπ: from 110 Pd(pol d,d') & 2 I 3431 & 2 I 3435 & 2 I 3445 b 2 (2+,5 ) I Jπ: from 110 Pd(pol d,d') a 2 I 3458 a 2 I 3471 b 2 I 3484 c 3 3 I 3489 b 2 I 3501 b 2 I 3511 c 3 3 I E(level): assumed identical with 3514 Jπ=(2+) level in 110 Pd(pol d,d'). Continued on next page (footnotes at end of table) 498

19 Pd 64 4 NUCLEAR DATA SHEETS Pd 64 4 Adopted Levels, Gammas (continued) 110 Pd Levels (continued) E(level) Jπ XREF Comments 3525 b 2 (2+) I Jπ: from 110 Pd(pol d,d') c 4 (2+) I 3535 b 2 (3 ) I Jπ: from 110 Pd(pol d,d'). 3543? (10+) K Jπ: from band structure in Coul. ex b 2 2+ I Jπ: from 110 Pd(pol d,d') b 2 (2,3,4,5,6) I Jπ: from 110 Pd(pol d,d') b 2 (4+) I Jπ: from 110 Pd(pol d,d') b 2 (1,2+,3 ) I Jπ: from 110 Pd(pol d,d') b 2 (1,2+) I 3614 b 2 3 I Jπ: Jπ=(1,2+,3 ) from 110 Pd(pol d,d') b 2 I 3642 c 4 4+ I E(level): assumed identical with 3638 level in 110 Pd(pol d,d') b 2 (2+) I Jπ: from 110 Pd(pol d,d') c 4 4+ I 3679 b 2 (4+) I Jπ: from 110 Pd(pol d,d') b 2 I 3694 b 2 (2+,5 ) I Jπ: from 110 Pd(pol d,d') c 2 (3 ) I 3720 b 2 I 3730 b 2 I 3738 c 4 (4+) I 3769 c 4 3 I 3789 c 4 3 I 3799 c 4 3 I 3826 c 4 (3 ) I 3854 c 4 (3 ) I 3869 c 4 3 I 3916 c 4 3 I 3955 c 4 (3 ) I 3968? # (10+) K Jπ: from band structure observed in Coul. ex c 5 4+ I K Jπ: from band structure in Coul. ex c 5 4+ I 4065 c 5 4+ I 4154 c 5 3 I 4239 c 5 4+ I Unless noted otherwise, from comparison of experimental angular distributions with coupled channel calculations in 110 Pd(d,d'), 110 Pd(p,p'). J=2 g.s. band. J=2 γ band. # J=2 band based on Jπ= kev J=2 band based on Jπ= kev level. & Unresolved multiplet in (pol d,d'). a b c Unresolved doublet in (pol d,d'). From 110 Pd(pol d,d') (1993He13). From 110 Pd(d,d') or 110 Pd(p,p') (1992Pi08). γ( 110 Pd) E(level) Eγ Iγ Mult. δ α Comments [E2] B(E2)(W.u.)= E2+M δ: from γ(θ) and γγ(θ) in Coul. ex. B(E2)(W.u.)=57 10; B(M1)(W.u.)= [ E2 ] B(E2)(W.u.)= # B(E2)(W.u.)= # [ E2 ] B(E2)(W.u.)= [E2] [E2] Continued on next page (footnotes at end of table) 499

20 Pd 64 5 NUCLEAR DATA SHEETS Pd 64 5 Adopted Levels, Gammas (continued) γ( 110 Pd) (continued) E(level) Eγ Iγ Comments Iγ: see remark on the 838.2γ Iγ: in 110 Rh β decay (28.5 s), Iγ(838.2)/Iγ(398.7)=100/74 is given # # Iγ: in 110 Rh β decay (3.2 s), Iγ(840)/Iγ(1214)=100/67 is given # 186 #@ Iγ: see comment on the 584.6γ Iγ: in 110 Rh β decay (28.5 s) Iγ(584.6)/Iγ(477.8)=100/50 is given # # 255 #@ # 549 # #@ Eγ: weighted average of from 110 Rh β decay (28.5 s) and from (n,n'γ) # 248 # 320 # 505 # 797 # #@ 420 #@ 492 # 719 # #@ # #@ 362 #@ #@ 721 #@ # # 343 #@ 487 #@ 663 # 1140 #@ #@ Continued on next page (footnotes at end of table) 500

21 Pd 64 6 NUCLEAR DATA SHEETS Pd 64 6 Adopted Levels, Gammas (continued) γ( 110 Pd) (continued) E(level) Eγ Iγ # 619 #@ 691 # 874 # 877 # 1168 # 1275 # 1715 # # 567 # 743 # 1220 # 1327 # 1767 # #@ 722 #@ E(level) Eγ Iγ #@ 274 # 617 # 761 # 937 #@ 1414 # E(level) Eγ Iγ # 1201 #@ ? 334 #@ 774 # 813 #@ 1048 #@ # 3543? 412 #@ 1247 #@ 3968? #@ Unless noted otherwise, from (n,n'γ) if available. Weighted average of 110 Rh β decay (28.5 s) and 110 Rh β decay (3.2 s). From 110 Rh β decay (28.5 s). # Only observed in Coulomb excitation. For B(E2) values see 1989SvZZ. No γ intensities Placement of transition in the level scheme is uncertain. 501

22 Pd 64 7 NUCLEAR DATA SHEETS Pd 64 7 Adopted Levels, Gammas (continued) (A) J=2 g.s. band (B) (B) (B) (B) J=2 γ band (10+) 3543 (A) (A) (D)4+ (C)4+ (A) (C)2+ (3+) (A) (A)2+ (A)0+ (C) J=2 band based on Jπ= kev level (10+) 3968 (8+) 3109 (B) (A)8+ (B) (A)6+ (D)2+ (B) (D) (A)4+ (B)2+ (A)2+ (A) Pd 64 (D) J=2 band based on Jπ= kev level (C)4+ (A) (B)4+ (C)2+ (3+) (C)0+ (A)4+ (B)2+ (A)2+ (A)0+ 502

23 Pd 64 8 NUCLEAR DATA SHEETS Pd Rh β Decay (3.2 s) 1988Ay02 Source: from 238 U(p,F), E(p)=20 MeV. Measured: T 1/2 (β ), Q(β ), Iγ, βce, βγ, γγ. Deduced: 110 Pd levels, Jπ, level systematics. Other: 1972PiZQ. 110 Pd Levels E(level) Jπ From adopted levels. β radiations Based on Iβ =43% 22 for β g.s. transition. Eβ E(level) Iβ Log ft Comments (4190+y 220) <2.6 >6.0 av Eβ= (4230+y 220) <8 >5.5 av Eβ= (4450+y 220) <2 >6.2 av Eβ= (4590+y 220) <8 >5.7 av Eβ= (5030+y 220) av Eβ= (5400+y 220) av Eβ= For β intensity per 100 decays, multiply by 1. γ( 110 Pd) Eγ E(level) Iγ Mult. α Comments (E2) Mult.: conversion data consistent with mult=e ( E2 ) Mult.: conversion data consistent with mult=e ( E2 ) Mult.: conversion data consistent with mult=e2. Recalculated by the evaluators taking into account the decay scheme of 110 Rh (28.5 s) of 1988Ay02. For absolute intensity per 100 decays, multiply by Decay Scheme 1+ y 3.2 s Intensities: relative Iγ Rh 65 %β =100 Q (g.s.)= Iβ Log ft <2.6 >6.0 <8 >5.5 <2 >6.2 <8 > (E2) (E2) (E2) Pd

24 Pd 64 9 NUCLEAR DATA SHEETS Pd Rh β Decay (28.5 s) 1972PiZQ,1988Ay02 Others: 1970Wa28, 1970Pi Pd Levels E(level) Jπ E(level) Jπ E(level) Jπ (3+) From adopted levels. β radiations Eβ E(level) Iβ Log ft Comments av Eβ= Eβ : from 1970Pi av Eβ= Eβ : from 1970Pi01. (2950+x 220) av Eβ= (4000+x 220) av Eβ= (4480+x 220) av Eβ= Calculated from Iγ imbalance at each level. For β intensity per 100 decays, multiply by 1. Existence of this branch is questionable. γ( 110 Pd) Iγ normalization: normalization to absolute Iγ is based on assumption of no β feeding to the 110 Pd g.s. Eγ E(level) Iγ # Mult. α Comments (E2) Mult.: conversion data consistent with mult=e x ( E2 ) Mult.: conversion data consistent with mult=e Eγ E(level) Iγ # From 1988Ay02. From 1972PiZQ, unless noted otherwise. Not observed by 1988Ay02. # For absolute intensity per 100 decays, multiply by 0.91 Placement of transition in the level scheme is uncertain. x γ ray not placed in level scheme. 504

25 Pd NUCLEAR DATA SHEETS Pd Rh β Decay (28.5 s) 1972PiZQ,1988Ay02 (continued) Decay Scheme ( 4) x 28.5 s Intensities: relative Iγ Rh 65 %β =100 Q (g.s.)= Eβ Iβ Log ft (3+) (E2) (E2) Pd Ag ε Decay (24.6 s) 1965Fr01 Measured: E(K x ray), I(K x ray). Deduced: %ε= See also 110 Ag β decay (24.6 s). 110 Pd Levels E(level) Jπ T 1/2 From adopted levels stable β +,ε Data Eε E(level) Iε Log ft Comments (518 11) εk=0.8571; εl= ; εm+= Iε: estimated by evaluators from I(374γ)/I(658γ in 110 Cd), as seen in figure 1 of 1972Ka34. (892 11) εk=0.8616; εl=0.1113; εm+= Iε: from I(K x ray). For intensity per 100 decays, multiply by 1.0. γ( 110 Pd) Eγ E(level) Iγ (374) For absolute intensity per 100 decays, multiply by

26 Pd NUCLEAR DATA SHEETS Pd Ag ε Decay (24.6 s) 1965Fr01 (continued) Decay Scheme Intensity: I(γ+ce) per 100 parent decays Ag 63 %ε= Q + = s Iε Log ft stable Pd Pd(t,p) 1977An01 E(t)=17 MeV. Measured: σ(θ,e(p)), magnetic spectrograph, FWHM=10 15 kev. DWBA analysis. 110 Pd Levels E(level) L Comments (2) Close lying doublet is observed in 110 Pd(n,n'γ) (2) 1935 (4) L: 5 or 6 not excluded (2) 2637 (4) (5, 6) 2760 Uncertainty 2 kev for lowest levels, increasing to 10 kev for highest levels. Energy adopted for calibration purposes. 506

27 Pd NUCLEAR DATA SHEETS Pd Pd(e,e') 1991We15: E= MeV. Measured: form factors for 110 Pd levels. Deduced transition charge densities. 1976Li19: E= MeV. Measured: σ. Deduced: electron scattering form factors, B(E2) values, Q. 1989Mi10: E=20 63 MeV. Measured: σ(e,θ). θ=117,141,165. Deduced: 110 Pd levels, J, π, B(M1), B(E2), transition form factors. No strong Jπ=1+ excited levels observed. 110 Pd Levels B(E2),B(E4): unless noted otherwise, from 1991We15. E(level) Jπ Comments B(E2)= B(E2): weighted average of (1976Li19) and (1991We15) B(E2)= B(E2): in agreement with the value of from Coulomb excitation measurements by 1989SvZZ. In disagreement with the value (1976Li19) E(level): from 1991We15. B(E4)= (2) E(level): from 1991We15. B(E4) (2) E(level): from 1991We15. B(E4)= From adopted levels. From 1989Mi10, unless noted otherwise. No uncertainties given. The 2446, 2276 levels from authors' spectrum. 110 Pd(π,X) 1979Du06 Reaction: 110 Pd(π,X). Measured: dynamical nuclear polarization. 110 Pd Levels E(level) Jπ (2+) 1641? 10 (0+) The interference between nuclear and atomic transitions is discussed in view of the nuclear structure information, from which tentative spin assignments are proposed. From adopted levels. 110 Pd(n,n'γ) 1975Go11 Experiment used reactor fast neutrons. Measured: Eγ, Iγ. 110 Pd Levels E(level) Jπ Continued on next page (footnotes at end of table) 507

28 Pd NUCLEAR DATA SHEETS Pd Pd(n,n'γ) 1975Go11 (continued) 110 Pd Levels (continued) E(level) Jπ E(level) Jπ E(level) Jπ (3+) (2+) (2+,3+,4+) (1+,2+) (6+) (4+) (2+) (4+) ? ? ? (3 ) ? From adopted levels, unless noted otherwise. From level population and γ deexcitation. γ( 110 Pd) Eγ E(level) Iγ Eγ E(level) Iγ x x x x x x x x x ? x x ? ? x x x x x ? x x x x x x ? ? x x x x x x x Continued on next page (footnotes at end of table) 508

29 Pd NUCLEAR DATA SHEETS Pd Pd(n,n'γ) 1975Go11 (continued) γ( 110 Pd) (continued) Eγ E(level) Iγ Eγ E(level) Iγ x x x x x x x x x x x ? x x x x x x x x x x x x x x x x x Normalized to Iγ(373.80)=100. Multiply placed; undivided intensity given. Placement of transition in the level scheme is uncertain. x γ ray not placed in level scheme. 509

30 Pd NUCLEAR DATA SHEETS Pd Pd(n,n'γ) 1975Go11 (continued) Level Scheme & Multiply placed; undivided intensity given Intensities: relative Iγ (3 ) (4+) (2+) (4+) (6+) (1+,2+) (2+,3+,4+) (2+) (3+) & & Pd

31 Pd NUCLEAR DATA SHEETS Pd Pd(p,p'),(d,d'),(pol d,d') 1992Pi08,1990Pi14,1993He Pi14,1992Pi08: E(p)=30.7 MeV. E(d)=50.7 MeV. Measured: σ(e(p),θ), σ(e(d),θ). Deduced: 110 Pd levels, J, π. IBM calc. No separate datasets given for (p,p') and (d,d') data. 1990Pi14 assume Jπ=1 for L=1, Jπ=3 for L=3 and Jπ=5 for L= He13: pol E(d)=20 MeV. Measured: σ(pol E(d),θ). Deduced: 110 Pd levels, Jπ, IBA calc. Others: 1969Ro30, 1975Ko Pd Levels For coupling parameters in coupled channel calc see 1990Pi14. E(level) Jπ # Comments Jπ: probably 2+ is Jπ value for a 1214 component of a 1214 unresolved doublet observed by 1993He , 4+, 1584 & ? 2 2+ E(level): only mentioned in an unpublished private communication (2+) Jπ: Jπ=(2+,4+) (1993He13) & 1 Jπ: J=(1,2,3,4) (1993He13) Jπ: J=(1,2,3,4) (1993He13) & Jπ: in disagreement with Jπ=4+ (1993He13) (4+) Jπ: J=(2,3,4,5,6) for unresolved doublet at 2293 kev (1993He13) Jπ: J=(2,3,4,5,6) for unresolved doublet at 2297 kev (1993He13) Jπ: Jπ=3,4+ (1993He13) ( E(level): probably member of unresolved doublet at 2576 kev (Jπ=4,5,6) observed by 1993He13. Jπ: J=(4,5,6) suggested by 1993He b & 2 Jπ=(1,2,3,4) (1993He13) ( b 2 (2+) 2649 b 2 (2+) (1 ) a 2 (2+) E(level): unresolved multiplet at 2690 kev in (pol d,d') a 2 Jπ=(1,2,3) suggested from 1993He Continued on next page (footnotes at end of table) 511

32 Pd NUCLEAR DATA SHEETS Pd Pd(p,p'),(d,d'),(pol d,d') 1992Pi08,1990Pi14,1993He13 (continued) 110 Pd Levels (continued) E(level) Jπ # Comments 2737 a 2 (1,2,3) 2741 a 3 (5 ) Jπ for unresolved multiplet at 2741 kev in (pol d,d') a ( E(level): Jπ=(1,2+) unresolved doublet at 2765 kev in (pol d,d') Jπ: Jπ=(5 ) from 1993He b 2 (2+) 2807 b 2 Jπ: Jπ=(2+,6+,7 ) L: Jπ=2+,4+ (1992Pi08) b 2 (2+,5 ) b 2 (2+) 2937 b L: Jπ=(2,3,4) from 1993He E(level): probably member of unresolved doublet in 110 Pd(pol d,d') b b 2 Jπ: Jπ=(1,2+,5 ) from 1993He & & (4+) 3075 & Jπ: Jπ=(2+) (1993He13) ( Jπ: Jπ=(2) (1993He13) (2+, E(level): may be member of unresolved doublet (Jπ=2+,3 ) observed at 3123 kev in 110 Pd(pol d,d') (1993He13) b 2 (2+,3 ) 3127 & Jπ: Jπ=2,3 (1993He13) Jπ: Jπ=(3) (1993He13) Jπ: J=0,1,2,4 (1992Pi08) Jπ: Jπ=2+,3 (1993He13) (1,2+, (1,2+, E(level): very probably a member of the unresolved multiplet at 3262 kev observed in (pol d,d'). Jπ: from 1992Pi Jπ: Jπ=(1,2+,3 ) (1993He13) (4+) E(level): assumed to be identical with Jπ=(4+) level at 3339 kev observed in 110 Pd(pol d,d') & Jπ: Jπ=(2+,4+) (1993He13) & Jπ: Jπ=(4+) (1993He13). Continued on next page (footnotes at end of table) 512

33 Pd NUCLEAR DATA SHEETS Pd Pd(p,p'),(d,d'),(pol d,d') 1992Pi08,1990Pi14,1993He13 (continued) 110 Pd Levels (continued) E(level) Jπ # Comments 3413 & (2+, a a a (2+, b b & Jπ: Jπ=(3 )(1993He13) & & Jπ: Jπ=(2+)(1993He13) ( Jπ: Jπ=(1,2+,3 ) (1993He13) & & Jπ: Jπ=(4+) (1993He13) & (2+, (3 ) 3720 & & (4+) (3 ) (3 ) (3 ) Unless noted otherwise, from 110 Pd(p,p') and 110 Pd(d,d') (1992Pi08). E estimated by the evaluators based on data from 1993He13 and 1992Pi08. From 110 Pd(pol d,d') (93he123). # From 110 Pd(p,p') and 110 Pd(d,d'), unless noted otherwise. Jπ values obtained from L values, which are not explicitely given but deduced from comparison of experimental data with coupled channel calc by as well 1990Pi14 as From 110 Pd(pol d,d') (93he123). & From 110 Pd(pol d,d') (93he123) but no Jπ value given. a Unresolved multiplet in 110 Pd(pol d,d') (1993He13). b Unresolved doublet in 110 Pd(pol d,d') with corresponding Jπ value for the doublet if available (1993He13). 513