90Da09 - PNPI Home Page

90Da01 Low-Energy Reactions with Heavy Deformed Nuclei
C. H. Dasso, J. Fernandez-Niello, S. Landowne, Phys. Rev. C41, 1014 (1990).
Nuclear Reactions: 154 Sm( 154 Sm, 154 Sm), E not given; calculated potential vs inter-nuclear distance; deduced reaction threshold.

90Da02 Fusion Cross Section of 16 O+ 48 Ca, 40 Ca + 48 Ca and 40 Ca + 60 Ni Using Skyrme Force
B. K. Das, R. K. Satpathy, J. Phys. (London) G16, 221 (1990).
Nuclear Reactions: ICPND 48 Ca( 16 O, 16 O), E(cm)=74 MeV; 48 Ca( 40 Ca, 40 Ca), E(cm)=60 MeV; 60 Ni( 40 Ca, 40 Ca), E(cm)=86.6
MeV; calculated ion-ion potential parameters, fusion σ. Energy density formalism, Skyrme forces.

90Da03 Cross-Section Measurements for 7 Li + 11 B and 7 Li + 13 C Reactions at Low Energies
B. Dasmahapatra, B. Cujec, F. Lahlou, I. M. Szoghy, S. C. Gujrathi, G. Kajrys, J. A. Cameron, Nucl. Phys. A509, 393 (1990).
Nuclear Reactions: 11 B( 7 Li,X), E(cm)=1.45-6.10 MeV; measured σ(E,Eγ) for transitions in 10 Be, 12 , 13 C, 15 , 16 , 17 N, 16 O.
13 C( 7 Li,X), E(cm)=1.47-6.48 MeV; measured σ(E,Eγ) for transitions in 12 B, 15 N, 17 , 18 O, 18 , 19 F. Statistical model analysis. Gedetectors,
enriched targets.

90Da04 Monitoring System for Relativistic Particles and Nuclei
C. Damdinsuren, V. M. Dyachenko, P. Kozma, K. D. Tolstov, Nucl. Instrum. Methods Phys. Res. A288, 319 (1990)
Nuclear Reactions: MECPD 27 Al(p,X), E=3.65 GeV; measured Eγ, Iγ; deduced σ(E).

90Da05 Thomas-Fermi Description of Nuclear Rotations
J. Da Providencia, Jr., Nucl. Phys. A510, 322 (1990).
Nuclear Structure: 154 Sm; calculated routhian vs rotational frequency. Nuclear rotation, Thomas-Fermi description.

90Da06 Search for 2.5 MeV Neutrons from D 2
O Electrolytic Cells Stimulated by High-Intensity Muons and Pions
J. D. Davies, G. J. Pyle, G. T. A. Squier, A. Bertin, M. Bruschi, M. Piccinini, A. Vitale, A. Zoccoli, S. E. Jones, B. Alper, V. R.
Bom, C. W. E. van Eijk, H. De Haan, D. H. Craston, C. P. Jones, D. E. Williams, A. N. Anderson, G. H. Eaton, Nuovo Cim.
103A, 155 (1990).
Nuclear Reactions: 2 H(d,n), E=low; measured neutron emission upper limits. Deuterium-charged palladium, titanium cathodes.

90Da07 Interplay between Ordinary- and Gauge-Space Deformations in Heavy-Ion Collisions: A study for the Pb + Dy system
C. H. Dasso, P. Lotti, A. Vitturi, Nucl. Phys. A514, 161 (1990).
Nuclear Reactions: 162 Dy( 208 Pb,X), E=1200 MeV; calculated transferred particle number, angular momentum vs θ, φ; deduced
correlations features. Deformed superfluid system.

90Da08 Production of Intense Radioactive Ion Beams Using Two Accelerators
D. Darquennes, P. Decrock, Th. Delbar, W. Galster, M. Huyse, Y. Jongen, M. Lacroix, P. Leleux, I. Licot, E. Lienard, P. Lipnik,
M. Loiselet, G. Ryckewaert, S. Wa Kitwanga, P. Van Duppen, J. Vanhorenbeeck, J. Vervier, S. Zaremba, Phys. Rev. C42,
R804 (1990).

90Da09 Decay of 132 Cs and Nuclear Structure of 132 Xe
M. T. F. da Cruz, I. D. Goldman, Phys. Rev. C42, 869 (1990).
Radioactivity: 132 Cs(β - )(β + ), (EC); measured Eγ, Iγ, γγ-coin, γγ(θ); deduced log ft. 132 Ba, 132 Xe deduced levels, J, π, δ. Ge(Li),
hyperpure Ge, NaI(Tl) detectors.
Kumar-Baranger method, pairing-plus-
Nuclear Structure: 132 Xe; calculated levels, Iγ, δ, quadrupole moments, B(λ), µ.
quadrupole interactions.

90Da10 n+ 209 Bi Mean Field between - 20 and 60 MeV
R. K. Das, R. W. Finlay, Phys. Rev. C42, 1013 (1990).
Nuclear Reactions: 209 Bi(n,n), E=7.5-24 MeV; measured σ(θ); deduced model parameters. Dispersive optical model analysis.

90Da11 Accurate Measurement of P(K) for the 437 keV State of 133 Cs in the Decay of 133 Ba (10.5y)
B. Dasmahapatra, S. Bhattacharya, S. Sen, M. Saha, A. Goswami, J. Phys. (London) G16, 1227 (1990).
Radioactivity: 133 Ba; measured γ-, X-ray spectra. 133 Cs level deduced P(K).

90Da12 Exchange Part of the Real Heavy-Ion Optical Potential within the Double-Folding Model and the Nuclear Matter Approach
T. K. Dao, A. Faessler, N. Ohtsuka, J. Phys. (London) G16, 1253 (1990).
Nuclear Reactions: 28 Si( 16 O, 16 O), E=49.7-215 MeV; 12 C( 12 C, 12 C), E=60-1200 MeV; 12 C( 16 O, 16 O), E=30-1510 MeV; calculated
model potential parameters vs nucleus-nucleus separation. Double folding model.

90Da13 Laser Fluorescence on Radio-Active Isotopes Produced in Very Low Yield
M. P. Dancey, J. Billowes, I. S. Grant, D. E. Evans, J. A. R. Griffith, S. A. Wells, D. A. Eastham, J. Groves, J. R. H. Smith, D.
W. L. Tolfree, P. M. Walker, Hyperfine Interactions 59, 193 (1990).
Radioactivity: 120 , 121 , 122 , 123 , 124 , 127m Ba [from 92 , 96 , 98 Mo( 32 S, xn2p)]; measured hfs; deduced rms radii changes. 127m Ba
deduced µ, quadrupole moment. Fast ion-photon coincidence, ultra-sensitive laser fluorescence spectroscopy.

90Da14 Relativistic Spectral Random-Phase Approximation in Finite Nuclei
J. F. Dawson, R. J. Furnstahl, Phys. Rev. C42, 2009 (1990).
Nuclear Structure: 16 O; calculated levels, transition charge to current density ratios, form factors. Relativistic spectral RPA.
Nuclear Reactions: 12 C, 16 O, 40 Ca(e,e’), E not given; calculated longitudinal, transverse form factors. Relativistic spectral RPA.

90Da15 Yields of Some Radioisotopes Formed in α-Particle Induced Reactions on Titanium and Recovery of Scandium Radionuclides
M. K. Das, B. R. Sarkar, N. Ramamoorthy, Radiochim. Acta 50, 135 (1990).
Nuclear Reactions: ICPND Ti(α,xnyp) 44 Sc/ 44m Sc/ 47 Sc/ 48 Si/ 48 V/ 48 Cr/ 57 Cr, E 30-80 MeV; measured thick target residuals yield.

90Da16 Temperature Measurements at Backward Angles in 40 Ar Induced Reactions on Ag at E/A = 44 MeV
H. Dabrowski, D. Goujdami, F. Guilbault, C. Lebrun, D. Ardouin, P. Lautridou, R. Boisgard, J. Quebert, A. Peghaire, P. Eudes,
F. Sebille, B. Remaud, Phys. Lett. 247B, 223 (1990).
Nuclear Reactions: Ag( 40 Ar,X), E=44 MeV/nucleon; measured pt-, dα-correlation; deduced target-like fragment emission temperature.

90Da17 The Role of Quantum Effects in the Intranuclear-Cascade Model
G. M. Daskalov, M. V. Kazarnovsky, E. Ya. Parev, Yad. Fiz. 52, 64 (1990); Sov. J. Nucl. Phys. 52, 41 (1990).
Nuclear Reactions: MECPD 12 C(p,p’X), E=200 MeV; calculated σ(θp’, Ep’). Quantum mechanical DWIA approach to first quasifree
collision, intranuclear cascade model.

90Da18 Formation of Residual Nuclei in Interaction of 3.65A-GeV Deuterons with 93 Nb, 108 Ag, 159 Tb, 197 Au, and 207 Pb(.2) Nuclei
Ts. Damdinsuren, V. I. Ilyushchenko, P. Kozma, B. Tumendemberel, D. Chultem, Yad. Fiz. 52, 330 (1990); Sov. J. Nucl. Phys.
52, 209 (1990).
Nuclear Reactions: 93 Nb, 108 Ag, 159 Tb, 197 Au, 207 Pb(d,X), E=3.65 GeV/nucleon; measured residue production σ for X= 24 Na-
157 Dy. Induced activity method.

90Da19 Development of a Silicon Strip Detector Array for Nuclear Structure Physics
T. Davinson, A. C. Shotter, E. W. Macdonald, S. V. Springham, P. Jobanputra, A. J. Stephens, S. L. Thomas, Nucl. Instrum.
Methods Phys. Res. A288, 245 (1990)
Radioactivity: 207 Bi(EC), (β + ); measured I(ce). Si strip detector array.

90Da20 Reduced Probabilities of Interband E2 Transitions in Deformed Nuclei
E. T. Daminov, B. Ch. Choriev, Izv. Akad. Nauk SSSR, Ser. Fiz. 54, 967 (1990); Bull. Acad. Sci. USSR, Phys. Ser. 52, No. 5,
150 (1990).
Nuclear Structure: 232 Th, 158 Dy; calculated levels, B(λ) ratios. Interband transitions, deformed nuclei.

90Da21 The Coupled-Channels Model for Describing the Low-Energy Nucleon-Antinucleon Interaction
O. D. Dalkarov, J. Carbonell, K. V. Protasov, Yad. Fiz. 52, 1670 (1990); Sov. J. Nucl. Phys. 52, 1052 (1990).
Nuclear Reactions: 1 H(p-bar,p-bar), E at 100-300 MeV/c; calculated σ(E). Coupled-channels model.

90Da22 True Three-Particle Decay States and the Method of Hyperspherical Functions
B. V. Danilin, Izv. Akad. Nauk SSSR, Ser. Fiz. 54, 2212 (1990); Bull. Acad. Sci. USSR, Phys. Ser. 54, No. 11, 125 (1990).
Nuclear Structure: 6 Be; calculated resonance, three-particle Γ. Hyperspherical functions, 2α+n model.

90Da23 Exchange Effects in Nucleus-Nucleus Potentials and Nuclear Rainbow Scattering
T. K. Dao, O. M. Knyazkov, Fiz. Elem. Chastits At. Yadra 21, 1456 (1990); Sov. J. Part. Nucl. 21, 623 (1990).
Nuclear Reactions: 12 C( 12 C, 12 C), E=40-1080 MeV; 208 Pb( 16 O, 16 O), E=80-1440 MeV; 90 Zr(α,α), E=40-118 MeV; 58 Ni(α,α),
E=139.5, 172. 5 MeV; 12 C, 40 Ca(α,α), E=104, 139 MeV; 40 Ca, 12 C( 6 Li, 6 Li), E=156 MeV; calculated potentials; deduced exchange
effects role. Semi-classical approach.

90DaZP Isomeric Ratios in Reactions with Relativistic Deuterons
Ts. Damdinsuren, P. Kozma, D. Chultem, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc. Struct. At. Nuclei, Leningrad,
p. 346 (1990).
Nuclear Reactions: 197 Au, Pb(d,X), E=7.3 GeV; measured 119 Te, 121 Te, 196 Tl, 198 Tl, 196 Au isomeric ratio. Activation technique.

90DaZQ Ratios of Yields in (γ,n) and (γ,2n) Reactions on 89 Y
M. G. Davydov, I. B. Rakhmanov, T. M. Muminov, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc. Struct. At.
Nuclei, Leningrad, p. 310 (1990).
Nuclear Reactions: 89 Y(γ,2n), E=21, 25-27 MeV bremsstrahlung; measured 87 Y isomeric σ ratio vs E. Activation technique.

90DaZR β-Decay of the Ground State of 6 He in Three-Particle α + 2N Model
B. V. Danilin, N. B. Shulgina, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc. Struct. At. Nuclei, Leningrad, p. 227
(1990).
Radioactivity: 6 He(β - ); calculated log ft. α+2N model, hyperspherical functions.

90DaZS Matter and Nucleon Transition Densities of 6 He(0 + ) and 6 Li(1 + ) in Microscopic α + 2N Model
B. V. Danilin, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc. Struct. At. Nuclei, Leningrad, p. 159 (1990).
Nuclear Structure: 6 He, 6 Li; calculated density distributions, transition densities. Microscopic α+2N model, hyperspherical function
method.

90DaZT Calculation of A=6(J=0,1; T = 1,0) Multiplet in Microscopic α + 2N Model with Realistic αN and NN Potentials
B. V. Danilin, M. V. Zhukov, A. A. Korsheninnikov, L. V. Chulkov, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc.
Struct. At. Nuclei, Leningrad, p. 135 (1990).
Nuclear Structure: 6 Li, 6 He, 6 Be; calculated binding energy, Coulomb energy. Microscopic α+2N model, hyperspherical functions
method.

90DaZU A Measurement of the Giant Electric Isovector Quadrupole Resonance in 208 Pb Using Polarized Photon
D. S. Dale, R. M. Laszewski, R. Alarcon, Bull. Am. Phys. Soc. 35, No. 8, 1680, EC 7 (1990)
Nuclear Reactions: 208 Pb(polarized γ,γ), E not given; measured asymmetry. 208 Pb deduced isovector GQR E2, E1 interference.

90DaZV The D-State of 3 H Determined from the Sub-Coulomb 95 Mo(d,t) 94 Mo Reaction
R. K. Das, D. J. Abbott, T. B. Clegg, E. R. Crosson, K. A. Fletcher, H. J. Karwowski, S. Lemieux, E. J. Ludwig, Bull. Am. Phys.
Soc. 35, No. 8, 1659, BD 9 (1990)
Nuclear Reactions: 95 Mo(polarized d,t), E=7 MeV; measured σ(θ), tensor analyzing power. 3 H deduced D-state probability.

90DaZW A Measurement of the Giant Electric Isovector Quadrupole Resonance in 208 Pb Using Polarized Photon Scattering
D. S. Dale, R. M. Laszewski, R. Alarcon, Bull. Am. Phys. Soc. 35, No. 6, 1382, A7 14 (1990)
Nuclear Reactions: 208 Pb(polarized γ,γ’), E not given; measured γ polarization asymmetries. 208 Pb deduced isovector electric
GQR. Tagged photon beam.

90DaZX The 6 Li + n Clustering of 7 Li from the 1 H( 7 Li(pol),d) 6 Li Reaction
N. J. Davis, C. H. Shepherd-Themistocleous, A. C. Shotter, T. Davinson, E. W. MacDonald, D. G. Ireland, P. J. Sellin, P. J.
Woods, O. Karban, G. Tungate, C. O. Blyth, H. D. Choi, S. J. Hall, G. Kuburas, S. Roman, S. E. Darden, Daresbury Lab.,
1989-1990 Ann. Rept., Appendix, p. 98 (1990).
Nuclear Reactions: 1 H(polarized 7 Li,d), E=70 MeV; measured σ(Ed); deduced T 20
(θ=0 0 ).

90DaZY Laser Fluorescence on Gallium
M. P. Dancey, J. Billowes, I. S. Grant, D. E. Evans, J. A. R. Griffiths, D. A. Eastham, Daresbury Lab., 1989-1990 Ann. Rept.,
Appendix, p. 12 (1990).
Nuclear Moments: +69}, 71 Ga; measured hfs; deduced hyperfine constants.

90DaZZ The 31 P(d(pol),α) 29 Si Reaction and the α-Particle D-State
R. K. Das, C. M. Bhat, T. B. Clegg, H. J. Karwowski, E. J. Ludwig, Bull. Am. Phys. Soc. 35, No. 4, 979, D7 5 (1990)
Nuclear Reactions: 31 P(polarized d,α), E=16.2 MeV; measured σ(θ), vector, tensor analyzing power.
features.
4 He deduced D-state

90De01 Theoretical Angular Distributions from Coherent Subthreshold Pion Production
P. A. Deutchman, Khin Maung Maung, Phys. Rev. C41, R423 (1990).
Nuclear Reactions: 12 C( 12 C,Xπ 0 ), E=84 MeV/nucleon; calculated σ(θ(π),E(π)). Microscopic, many-body, quantum coherent formalism.

90De02 Search for a Short-Lived Isoscalar Axion with Mass between 4 and 15 MeV c -2
F. W. N. de Boer, J. Lehmann, J. Steyaert, J. Phys. (London) G16, L1 (1990).
Nuclear Reactions: 7 Li(p,γ), E=1.03 MeV; measured Eγ, Iγ. 8 Be transition deduced axion branching ratio upper limits.

90De03 Rotational Bands in 181 Pt
M. J. A. De Voigt, R. Kaczarowski, H. J. Riezebos, R. F. Noorman, J. C. Bacelar, M. A. Deleplanque, R. M. Diamond, F. S.
Stephens, Nucl. Phys. A507, 447 (1990).
Nuclear Reactions: 144 Nd( 40 Ar,3n), E=170-200 MeV; measured Eγ, Iγ(θ), γγ(t). 181 Pt deduced levels, J, π, T 1/2
, branching ratios,
rotational angular velocity, moments of inertia. Enriched targets, Ge(BGO-CSS) detector assemblies (HERA).

90De04 Collective and Quasiparticle Excitations in 180 Pt
M. J. A. De Voigt, R. Kaczarowski, H. J. Riezebos, R. F. Noorman, J. C. Bacelar, M. A. Deleplanque, R. M. Diamond, F. S.
Stephens, J. Sauvage, B. Roussiere, Nucl. Phys. A507, 472 (1990).
Nuclear Reactions: 144 Nd( 40 Ar,4n), E=170-200 MeV; measured Eγ, Iγ(θ), I(ce), γγ(t).
180 Pt deduced levels, J, π, T 1/2
, ICC,
branching ratios, rotational angular velocity, moments of inertia. Enriched targets, Ge(BGO-CSS) detector assemblies (HERA),
miniorange spectrometer.

90De05 Spin-Isospin Hadronic Response in the Glauber Theory
A. De Pace, M. Viviani, Phys. Lett. 236B, 397 (1990).
Nuclear Reactions: 40 Ca( 3 He,t), E=2 GeV; analyzed σ(θt, Et) data. 40 Ca(p,p’), E=560 MeV; analyzed response function ratio
data. RPA, harmonic oscillator basis, 12 C, 40 Ca overlap in data.

90De06 Evidence for Nucleon-Nucleon Correlations in Heavy Nuclei from the Proton Knockout Reaction (e,e’p)
P. K. A. De Witt Huberts, Nucl. Phys. A507, 189c (1990).
Nuclear Structure: A=2-208; compiled (e,e’p) data analyses; deduced nucleon-nucleon correlations role.

90De07 Calculations for Diabolic Pair-Transfer Below the Coulomb Barrier
J. de Boer, C. H. Dasso, G. Pollarolo, Z. Phys. A335, 202 (1990).
Nuclear Reactions: 162 Dy( 208 Pb,X), E=700-1100 MeV; calculated two-nucleon transfer probabilities; deduced dominant mechanism.

90De08 Hyperfine Interactions in the Cubic Semiconductor CdO
J. Desimoni, A. G. Bibiloni, C. P. Massolo, M. Renteria, Phys. Rev. B41, 1443 (1990).
Radioactivity: 111 In(EC); measured γγ(θ,H,t); deduced hyperfine interaction in cubic CdO.

90De09 Half-Life Determination of 125 I
P. De Felice, P. Ientile, C. Zicari, Nucl. Instrum. Methods Phys. Res. A286, 514 (1990)
Radioactivity: 125 I(EC); measured T 1/2
. Sum peak coincidence technique, source activity measurement.

90De10 Hyperfine-Interaction Parameters for a Cd Probe Atom at the Fe/Kr Interface
P. Decoster, G. De Doncker, M. Rots, Phys. Rev. B41, 6165 (1990).
Radioactivity: 111 In(EC); measured γγ(θ,H,t); deduced 111 Cd probe hyperfine interaction parameters at Fe/Kr surface.

90De11 Particle-Particle Correlations and Lifetimes of Composite Nuclei: New tests for the evaporation model and for statistical equilibration
P. A. DeYoung, C. J. Gelderloos, D. Kortering, J. Sarafa, K. Zienert, M. S. Gordon, B. J. Fineman, G. P. Gilfoyle, X. Lu, R. L.
McGrath, D. M. de Castro Rizzo, J. M. Alexander, G. Auger, S. Kox, L. C. Vaz, C. Beck, D. J. Henderson, D. G. Kovar, M. F.
Vineyard, Phys. Rev. C41, R1885 (1990).
Nuclear Reactions: 27 Al( 16 O,2p), ( 16 O,pd), E=80-250 MeV; measured pp-, pd-correlations; deduced evaporative decay T 1/2
.
Statistical model.

90De12 Evidence for the Onset of Reflection Asymmetry in 216 Fr
M. E. Debray, J. Davidson, M. Davidson, A. J. Kreiner, D. Hojman, D. Santos, K. Ahn, D. B. Fossan, Y. Liang, R. Ma, E. S.
Paul, W. F. Piel, Jr., N. Xu, Phys. Rev. C41, R1895 (1990).
Nuclear Reactions: 208 Pb( 11 B,3n), E=53-74 MeV; measured Eγ, Iγ, σ(Eγ,E), σ(Eα,E), I(ce), γγ-coin, γγ(θ), oriented nuclei. 216 Fr
deduced levels, J, π, configuration, B(λ) ratios, band structure.

90De13 Optical-Model Analysis of 14 N+ 12 C and 12 C+ 12 C Elastic Scattering in the Range E(c.m.) = 35 to 63 MeV
G. Delic, Phys. Rev. C41, 2032 (1990).
Nuclear Reactions: 12 C( 12 C, 12 C), E(cm)=35-63 MeV; 12 C( 14 N, 14 N), E=80.73, 100.3 MeV; analyzed σ(θ); deduced model parameters.

90De14 Reaction Mechanisms and Their Interaction Time in Dissipative Heavy-Ion Collisions
A. De Rosa, E. Fioretto, G. Inglima, M. Romoli, M. Sandoli, R. Setola, G. Cardella, M. Papa, G. Pappalardo, F. Rizzo, Q.
Wang, D. R. Napoli, F. Scarlassara, G. F. Segato, C. Signorini, A. M. Stefanini, Phys. Rev. C41, 2062 (1990).
Nuclear Reactions: 63 Cu( 19 F,X), E=100-108 MeV; analyzed σ(fragment θ); deduced reaction mechanisms role.
model framework.
Strutinsky

90De15 Relativistic Corrections to 3 He Photodisintegration Sum Rules
M. De Sanctis, A. Incicchitti, D. Prosperi, P. Belli, R. Bernabei, S. d’Angelo, M. P. De Pascale, P. Picozza, M. Scafi, Nuovo
Cim. 103A, 461 (1990).
Nuclear Reactions: 3 He(γ,X), E ≤ 100 MeV; calculated photodisintegration sum rules.
corrections.
Phenomenological model, relativistic

90De16 Proton Spectral Functions and Momentum Distributions in Nuclei from High-Resolution (e,e’p) Experiments
P. K. A. de Witt Huberts, J. Phys. (London) G16, 507 (1990).
Nuclear Reactions: 4 , 3 He, 6 Li, 12 C, 51 V, 90 Zr, 208 Pb(e,e’p), E not given; compiled proton spectral function, momentum distribution
data, analyses. High resolution experiments.

90De17 Fission of Al, Ti, Co, Zr, Nb, Ag, In, Nd, Sm and Ta Nuclei Induced by (0.8 - 1.8) GeV Photons
D. A. De Lima, J. B. Martins, O. A. P. Tavares, Nuovo Cim. 103A, 701 (1990).
Nuclear Reactions: ICPND 27 Al, Ti, 59 Co, Zr, 93 Nb, Ag, In, Nd, Sm, Ta(γ,F), E=0.8-1.8 GeV bremmsstrahlung; measured
photofission yields; deduced fissility. Solid state track detectors.

90De18 Form Factors and Radiative Widths of Giant Multipole Resonances
V. Yu. Denisov, Yad. Fiz. 51, 345 (1990); Sov. J. Nucl. Phys. 51, 221 (1990).
Nuclear Reactions: 58 Ni, 89 Y(e,e’), E < 32 MeV; analyzed form factor data. 58 Ni, 89 Y deduced isovector GDR radiative widths.

90De19 The Magnetic Moments of Baryons and the Spin of the Proton
R. Decker, M. Nowakowski, J. Stahov, Nucl. Phys. A512, 626 (1990).
Nuclear Structure: 1 H; calculated quark magnetic moments, radii.

90De20 Dipole Excitations in 48 Ti Studied by Nuclear Resonance Fluorescence
A. Degener, C. Blasing, R. D. Heil, A. Jung, U. Kneissl, H. H. Pitz, H. Schacht, S. Schennach, R. Stock, C. Wesselborg, Nucl.
Phys. A513, 29 (1990).
Nuclear Reactions: 48 Ti(γ,γ’), E=4.1-14 MeV bremsstrahlung; measured Eγ, Iγ, γ(θ), azimuthal asymmetries. 48 Ti deduced levels,
J, π, Γ 0
, reduced transition probabilities. Enriched target, partially polarized, unpolarized beam, nuclear resonance fluorescence
experiment.

90De21 Microscopic Cluster Study of the 12 B and 12 N Systems and Application to a Hot pp Chain in Zero-Metal Stars
P. Descouvemont, I. Baraffe, Nucl. Phys. A514, 66 (1990).
Nuclear Structure: 12 B; calculated levels, µ, quadrupole moments, B(λ), rms radius. 12 N; calculated levels, B(λ), reduced widths.
Microscopic cluster approach.
Nuclear Reactions: 11 B(n,n), E ≤ 5 MeV; calculated σ(E). 8 Li(α,n), E ≤ 2 MeV; 8 B(α,p), E < 3 MeV; 11 C(p,γ), E ≤ 1 MeV; calculated
S-factor. Microscopic cluster approach.

90De22 Collective Excitations in 148 Gd Populated in the pp’-Reaction on a Radioactive Target
G. de Angelis, P. Kleinheinz, B. Rubio, J. L. Tain, K. Zuber, B. Brinkmoller, P. von Rossen, J. Romer, D. Paul, J. Meissburger,
G. P. A. Berg, A. Magiera, G. Hlawatsch, L. G. Mann, T. N. Massey, D. Decman, G. L. Struble, J. Blomqvist, Z. Phys. A336,
375 (1990).
Nuclear Reactions: 148 Gd(p,p’), E=25 MeV; measured σ(Ep’), σ(θ). 148 Gd deduced levels, B(λ), configuration, J, π.
analysis.
DWBA

90De23 Production and Purification of 89 Zr, a Potential PET Antibody Label
O. T. Dejesus, R. J. Nickles, Appl. Radiat. Isot. 41, 789 (1990).
Nuclear Reactions: ICPND 89 Y(p,n), E=11 MeV; measured thick, thin target yields.

90De24 Temperature Dependence of Fusion Barriers
J. N. De, W. Stocker, Phys. Rev. C42, R819 (1990).
Nuclear Reactions: 58 Ni( 35 Cl,X), 40 Ca( 40 Ca,X), E not given; calculated free interaction energy vs separation distance, fusion barrier.
70 Ge( 27 Al, X), 74 Ge( 74 Ge,X), 100 Mo( 100 Mo, X), E not given; calculated fusion barrier.

90De25 Light Fragments from 14 N + Ag Collisions at 35 MeV/Nucleon
F. Deak, A. Kiss, Z. Seres, A. Galonsky, L. Heilbronn, H. R. Schelin, Phys. Rev. C42, 1029 (1990).
Nuclear Reactions: Ag( 14 N,X), E=35 MeV/nucleon; measured σ(fragment θ,En,θn); deduced model parameters. Moving source
model.

90De26 Comparison of Schrodinger and Dirac Coupled-Channels Analyses of the 28 Si(p,p’) 28 Si Reaction at 500 MeV
R. de Swiniarski, D. Beatty, E. Donoghue, R. W. Fergerson, M. Franey, M. Gazzaly, C. Glashausser, N. Hintz, K. W. Jones, J.
B. McClelland, S. Nanda, M. Plum, Phys. Rev. C42, 1137 (1990).
Nuclear Reactions: 28 Si(polarized p,p), (polarized p,p’), E=500 MeV; measured σ(θ), analyzing power vs θ; deduced model
parameters. Schrodinger, Dirac coupled-channels analyses.

90De27 Deuteron Photodisintegration and Quark Models
E. De Sanctis, A. B. Kaidalov, L. A. Kondratyuk, Phys. Rev. C42, 1764 (1990).
Nuclear Reactions: 2 H(γ,p), E ≤ 600 MeV; calculated σ(θ) forward/backward ratio. Quark-gluon string model.

90De28 Even Larger Contributions to the Neutron Electric Dipole Moment
A. De Rujula, M. B. Gavela, O. Pene, F. J. Vegas, Phys. Lett. 245B, 640 (1990).
Nuclear Structure: 1 n; analyzed electric dipole moment limits; deduced constraints on supersymmetry. CP-violation theories.

90De29 Realistic Determination of the Asymmetry in Polarized Elastic Electron-Proton Scattering
R. Decker, Th. Leize, Phys. Lett. 246B, 233 (1990).
Nuclear Reactions: 1 H(polarized e,e), E not given; calculated parity assymmetry; deduced strange quark role in µ of proton.

90De30 Interaction Potential of Heavy Ions at Large Distances
V. Yu. Denisov, Yad. Fiz. 51, 1263 (1990); Sov. J. Nucl. Phys. 51, 803 (1990).
Nuclear Reactions: 208 Pb( 16 O, 16 O), 40 Ca( 40 Ca, 40 Ca), 120 Sn( 120 Sn, 120 Sn), E not given; calculated corrections to potentials. Point
ions, liquid drop model.

90De31 Rainbows in Nuclear Reactions and the Optical Potential
A. S. Demyanova, A. A. Ogloblin, S. N. Ershov, F. A. Gareev, R. S. Kurmanov, E. F. Svinareva, S. A. Goncharov, V. V. Adodin,
N. Burtebaev, J. M. Bang, J. S. Vaagen, Phys. Scr. T32, 89 (1990).
Nuclear Reactions: 12 , 13 , 14 C( 3 He, 3 He), E=39.6, 12 MeV; 14 N( 3 He, 3 He), E=72 MeV; 14 C( 3 He, 3 He), E=22.06 MeV; 14 N,
14 C( 3 He,t), E=72 MeV; 14 , 13 C( 3 He,t), E=39.6 MeV; analyzed σ(θ); deduced model parameters, rainbow characteristics.

90De32 Hyperfine Coupling Constant at 100 Rh(Ni) and 111 Cd(Fe)
G. De Doncker, J. Van Cauteren, M. Rots, G. N. Rao, Hyperfine Interactions 59, 445 (1990).
Radioactivity: 100 Pd, 111 In; measured γγ(θ,H, t); deduced hyperfine coupling constant at 100 Rh(Ni), 111 Cd(Fe).

90De33 Hyperfine Interaction Measurements in (Mn)Si-Alloys
G. De Doncker, J. Van Cauteren, P. Decoster, M. Rots, Hyperfine Interactions 59, 449 (1990).
Radioactivity: 111 In; measured γγ(θ,H); deduced 111 Cd hyperfine interaction in (Mn)Si-alloys.

90De34 The 20 F and 20 Na Nuclei and the 19 Ne(p, γ) 20 Na Reaction in a Microscopic Three-Cluster Model
P. Descouvemont, D. Baye, Nucl. Phys. A517, 143 (1990).
Nuclear Reactions: ICPND 19 Ne(p,γ), E ≤ 1 MeV; calculated astrophysical S-factor. Generator coordinate method, three-cluster
model.
Nuclear Structure: 20 F, 20 Na; calculated levels, B(λ). Generator coordinate method, three-cluster model.

90De35 Multistep Alpha-Transfer and Parity Dependence in Large Angle Scattering
L. S. de Paula, L. F. Canto, Phys. Rev. C42, 2628 (1990).
Nuclear Reactions: ICPND 28 Si( 16 O, 16 O), ( 16 O, X), E(cm)=25-50 MeV; calculated σ(θ), ratio. Multi-step α-transfer mechanism.

90De36 Nucleon Polarizabilities in the Consituent Quark Model
M. De Sanctis, D. Prosperi, Nuovo Cim. 103A, 1301 (1990).
Nuclear Structure: 1 H, 1 n; calculated rms radii ratio, µ. Constituent quark model.

90De37 Scattering of Alpha-Particles from 130 Te at 40 and 50 MeV
T. K. De, A. Goswami, B. B. Baliga, Nuovo Cim. 103A, 1427 (1990).
Nuclear Reactions: 130 Te(α,α), (α,α’), E=40, 50 MeV; measured σ(θ); deduced model parameters. DWBA, coupled-channels
analyses.

90De38 Formation of Vacancies in Inner Electron Shells of Fragments in Nuclear Fission of Heavy Elements
A. Z. Devdariani, T. M. Kereselidze, A. L. Zagrebin, J. Phys. (London) B23, 2457 (1990).
Nuclear Structure: 235 U, 252 Cf; calculated fission fragment inner electron shell vacancies probability.
Atomic Physics: +235}U, 252 Cf; calculated fission fragment inner electron shell vacancies probability.

90De39 The Optical Properties of the QDQ Magnetic Spectrometer at NIKHEF
L. De Vries, J. B. J. M. Lanen, H. P. Blok, H. De Vries, Nucl. Instrum. Methods Phys. Res. A292, 629 (1990)
Nuclear Reactions: 1 H(e,e’p), E=447 MeV; measured missing energy spectra, absolute missing momentum, e’p(t). QDQ spectrometer.

90De40 R Matrix Analysis of the 241 Pu Neutron Cross Sections in the Thermal to 300-eV Energy Range
H. Derrien, G. de Saussure, Nucl. Sci. Eng. 106, 415 (1990).
Nuclear Reactions: 241 Pu(n,γ), (n,F), E=thermal-300 eV; analyzed capture, fission σ(E). 242 Pu deduced resonance parameters.
R-matrix analysis.

90De41 R Matrix Analysis of 239 Pu Neutron Cross Sections in the Energy Range up to 1000 eV
H. Derrien, G. de Saussure, R. B. Perez, Nucl. Sci. Eng. 106, 434 (1990).
Nuclear Reactions: 239 Pu(n,2n), E < 1 keV; analyzed σ(E). 240 Pu deduced resonances, parameters.

90De42 Thomas Scattering in Nuclear Reactions
Yu. N. Demkov, F. F. Karpeshin, Izv. Akad. Nauk SSSR, Ser. Fiz. 54, 109 (1990); Bull. Acad. Sci. USSR, Phys. Ser. 54, 111
(1990)

90De43 Search for Direct Two-Proton Radioactivity from Ti Isotopes at the Proton Drip Line
C. Detraz, R. Anne, P. Bricault, D. Guillemaud-Mueller, M. Lewitowicz, A. C. Mueller, Y. H. Zhang, V. Borrel, J. C. Jacmart, F.
Pougheon, A. Richard, D. Bazin, J. P. Dufour, A. Fleury, F. Hubert, M. S. Pravikoff, Nucl. Phys. A519, 529 (1990).
Radioactivity: 40 Ti(β + p), 39 Ti [from 58 Ni( 58 Ni, X), E=65 MeV/nucleon]; measured β-delayed charged particle spectra. 39 , 40 Ti
deduced T 1/ 2
. Magnetic analysis, tof, solid state detector telescope.

90De44 Signature of the Shape Coexistence in 72 Kr: Discontinuities of the moment of inertia at low spin
H. Dejbakhsh, T. M. Cormier, X. Zhao, A. V. Ramayya, L. Chaturvedi, S. Zhu, J. Kormicki, J. H. Hamilton, M. Satteson, I. Y.
Lee, C. Baktash, F. K. McGowan, N. R. Johnson, J. D. Cole, E. F. Zganjar, Phys. Lett. 249B, 195 (1990).
Nuclear Reactions: 40 Ca( 35 Cl,2np), E=95 MeV; measured γγ-coin. 72 Kr deduced levels, J, π, band structure, shape features.

90De45 Searches for Admixture of Massive Neutrinos Into the Electron Flavour
J. Deutsch, M. Lebrun, R. Prieels, Nucl. Phys. A518, 149 (1990).
Radioactivity: 20 F; analyzed decay data; deduced no massive neutrino admixture.

90De46 The MSU Miniball 4π Fragment Detection Array
R. T. De Souza, N. Carlin, Y. D. Kim, J. Ottarson, L. Phair, D. R. Bowman, C. K. Gelbke, W. G. Gong, W. G. Lynch, R. A.
Pelak, T. Peterson, G. Poggi, M. B. Tsang, H. M. Xu, Nucl. Instrum. Methods Phys. Res. A295, 109 (1990)
Nuclear Reactions: 197 Au( 40 Ar,X), E=35 MeV/nucleon; measured fragment spectra. Fast-plastic CSI(Tl) phoswich detectors.

90De47 The Calibration of Low-Energy Photon Germanium Detector for Use in the NAA k 0
Standardization Method
F. de Corte, M. C. Freitas, A. de Wispelaere, Nucl. Instrum. Methods Phys. Res. A299, 335 (1990)
Radioactivity: 51 Cr, 57 Co, 241 Am, 93m Nb, 55 Fe; measured γ-spectra. Low-energy photon detector calibration, neutron activation
analysis implications.

90De48 Energy Spectrum of the Nucleus 73
Ta 181 by a Canonical Transformation
D. Demirhan, F. Buyukkilic, Acta Phys. Acad. Sci. Hung. 68, 33 (1990).
Nuclear Structure: 181 Ta; calculated levels. BCS formalism, canonical transformation.

90De49 Nuclear Pionic Modes: Polarization measurements, the clue for a definitive identification ( Question )
J. Delorme, J. Phys. (Paris), Colloq. C-6, 125 (1990).
Nuclear Reactions: 1 H( 3 He,t), (d,2p), E=2 GeV; 12 C, 208 Pb( 3 He,t), E=2 GeV; compiled data analyses; deduced nuclear pionic
mode role.

90De50 A Study of 124 Sn in the (n,n’γ) Reaction
A. M. Demidov, I. V. Mikhailov, Izv. Akad. Nauk SSSR, Ser. Fiz. 54, 2126 (1990); Bull. Acad. Sci. USSR, Phys. Ser. 54, No.
11, 41 (1990).
Nuclear Reactions: 124 Sn(n,n’γ), E=fast; measured Eγ, Iγ, γ(θ), linear polarization. 124 Sn deduced levels, J, π, δ.

90DeZO Neutral Strange Particle Production in ν(µ)-Ne Interactions in the Fermilab 15-ft. Bubble Chamber
D. Deprospo, M. Kalelkar, M. Lauko, P. Stamer, Bull. Am. Phys. Soc. 35, No. 4, 952, B9 3 (1990)

90DeZP The 12 C( 3 He,d) 13 N and 12 C(α, d) 14 N Reactions at E( 3 He) = 98.0 MeV and Eα = 90.0 MeV
A. S. Demyanova, I. Yu. Zayats, A. P. Ilin, A. V. Mokhnach, O. F. Nemets, A. A. Ogloblin, O. A. Ponkratenko, A. T. Rudchik, A.
A. Shvedov, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc. Struct. At. Nuclei, Leningrad, p. 328 (1990).
Nuclear Reactions: 12 C( 3 He,d), E=98 MeV; 12 C(α,d), E=90 MeV; measured σ(θ). 13 , 14 N deduced resonances, Γ. DWBA.

90DeZQ Elastic and Inelastic Scattering of α-Particles by 28 Si and 28 Si(α, 3 He) 29 Si Reaction at Eα = 94 MeV
A. S. Demyanova, L. V. Mikhailov, Yu. G. Mashkarov, A. A. Ogloblin, O. A. Ponkratenko, A. G. Prokopets, A. T. Rudchik, T. E.
Ukhina, V. K. Chernievsky, T. I. Kibkalo, A. P. Ilin, V. V. Zerkin, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc.
Struct. At. Nuclei, Leningrad, p. 327 (1990).
Nuclear Reactions: 28 Si(α,α), (α,α’), (α, 3 He), E=94 MeV; measured σ(Eα,θ), σ(E( 3 He), θ). Optical model, DWBA.

90DeZR Investigation of 124 Sn in (n,n’γ) Reaction
A. M. Demidov, I. V. Mikhailov, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc. Struct. At. Nuclei, Leningrad, p. 77
(1990).
Nuclear Reactions: 124 Sn(n,n’γ), E=fast; measured Eγ, γ(θ), γ linear polarization. 124 Sn deduced levels, δ.

90DeZS The Spectra of 231 Pa and 229 Pa
J. de Boer, N. Gollwitzer, G. Graw, R. Hertenberger, D. Hofer, H. Kader, A. Losch, H. J. Maier, H. Muller, M. Rohn, B. Ackermann,
H. Baltzer, T. Bihn, V. Grafen, C. Gunther, H. Hausmann, M. Marten-Tolle, N. Singh, R. Tolle, Proc. Inter. Conf. Nuclear
Structure of the Nineties, Oak Ridge, Tennessee, Vol. 1, p. 45 (1990).
Nuclear Reactions: 231 Pa(α,α’), ( 32 S, 32 S’), E not given; measured (particle)γ-coin following Coulomb excitation. 230 , 232 Th(p,2n),
231 Pa(p,t), E not given; measured (ce)(ce)-, (ce)γ-coin, σ(Et). 231 , 229 Pa deduced levels, J, π, band structure.

90DeZT Multifragment Decays in the Reaction 197 Au + 36 Ar at E/A = 35 MeV
R. T. de Souza, Y. D. Kim, D. R. Bowman, N. Carlin, C. K. Gelbke, W. G. Lynch, L. Phair, M. B. Tsang, Bull. Am. Phys. Soc.
35, No. 8, 1664, CB 7 (1990)
Nuclear Reactions: 197 Au( 36 Ar,X), E=35 MeV/nucleon; measured fragment isotopic, charge distribution; deduced fragment multiplicity,
distribution correlations.

90DeZU Absolute Differential Cross Section for Deuteron Photodisintegration at 67 MeV
P. T. Debevec, P. D. Harty, R. T. Jones, D. A. Jenkins, Bull. Am. Phys. Soc. 35, No. 8, 1659, BD 7 (1990)
Nuclear Reactions: 2 H(γ,p), E=67 MeV; measured absolute σ(θ). Tagged photon beam.

90DeZV Cross Sections of Intermediate Masses from 16 O+ 27 Al Reactions at 140 MeV
P. A. DeYoung, C. Copi, L. L. Lee, Jr., R. L. McGrath, A. L. Caraley, W. J. Kernan, C. F. Liang, J. C. Mahon, Bull. Am. Phys.
Soc. 35, No. 8, 1646, AB 7 (1990)
Nuclear Reactions: 27 Al( 16 O,X), E=140 MeV; measured σ(fragment θ,E).

90DeZW Entrance Channel Effects in the Dissipative Interactions of the Si Nuclei at Energies of 19.7 and 30 MeV/u
P. Decowski, E. Gierlik, P. F. Box, K. A. Griffioen, R. J. Meijer, G. J. van Nieuwenhuizen, R. Kamermans, H. W. Wilschut, A.
Giorni, C. Morand, A. Demeyer, D. Guinet, KVI 1989 Ann. Rept., p. 41 (1990).
Nuclear Reactions: 28 Si( 28 Si,X), E=19.7, 30 MeV/nucleon; measured heavy residue velocity spectra; deduced entrance channel
effects.

90DeZX Photoproton Angular Distribution for 16 O at Intermediate Energies
F. De Smet, H. Ferdinande, R. Van de Vyver, L. Van Hoorebeke, D. Ryckbosch, A. De Graeve, C. Van den Abeele, Ghent
State Univ., Belgium, 1989 Ann. Rept., p. 46 (1990).
Nuclear Reactions: 16 O(γ,p), E 40-100 MeV; measured σ(θ) vsE.

90DeZY The Photodisintegration of the Deuteron - The Forward Measurement at 7-8 MeV
A. De Graeve, R. Van de Vyver, C. Van den Abeele, H. Ferdinande, F. De Smet, L. Van Hoorebeke, D. Ryckbosch, A. Zieger,
B. Ziegler, Ghent State Univ., Belgium, 1989 Ann. Rept., p. 30 (1990).
Nuclear Reactions: 2 H(γ,p), E 7 MeV; measured σ(Ep,θ=0 0 ); deduced σ(θ).

90DeZZ Elastic Photon Differential Cross Sections for 4 He Near the ∆ - Resonance
D. Delli Carpini, E. Booth, J. Miller, J. Bergstrom, H. Caplan, M. Doss, R. Igarashi, D. Skopik, M. Lucas, A. Nathan, D. Wells,
Bull. Am. Phys. Soc. 35, No. 4, 928, A7 9 (1990)
Nuclear Reactions: 4 He(γ,γ), E=187-282 MeV bremsstrahlung; measured Compton σ(θ).

90Dh01 External Bremsstrahlung Spectra of Al, Cu, Sn and Pb Targets Excited by 32 P Beta Particles
A. S. Dhaliwal, M. S. Powar, M. Singh, Nucl. Instrum. Methods Phys. Res. B47, 370 (1990)
Nuclear Reactions: 27 Al, Cu, Sn, Pb(e,γ), E 1.706 MeV; measured external bremsstrahlung spectra. β- particles from 32 P-
decay.
Atomic Physics: +27}Al, Cu, Sn, Pb(e,γ), E 1.706 MeV; measured external bremsstrahlung spectra. β- particles from 32 P-
decay.

90Dh02 Spectral Distribution of External Bremsstrahlung in Thick Targets of Al, Cu, Sn and Pb Excited by Beta Particles of 204 Tl
A. S. Dhaliwal, M. S. Powar, M. Singh, Nucl. Instrum. Methods Phys. Res. B51, 339 (1990)
Nuclear Reactions: 27 Al, Cu, Sn, Pb(e,γ), E=0.766 MeV; measured external bremsstrahlung spectra. Thick targets, β-particles
from 204 Tl.
Atomic Physics: +27}Al, Cu, Sn, Pb(e,γ), E=0.766 MeV; measured external bremsstrahlung spectra. Thick targets, β-particles
from 204 Tl.

90Dh03 Application of the Sum Peak Method to Determine Electric Field Gradient in Different Environments of 133 Cs Nucleus
K. S. Dhillon, K. Singh, J. Radioanal. Nucl. Chem. 145, 425 (1990).
Radioactivity: 133 Ba; measured sum peak Iγ ratios; deduced electric field gradient, nuclear quadrupole interaction freguencies of
133 Cs. Perturbed angular correlation techniques.

90Di01 Line Shape and Lifetimes in the 135 Nd Superdeformed Band
R. M. Diamond, C. W. Beausang, A. O. Macchiavelli, J. C. Bacelar, J. Burde, M. A. Deleplanque, J. E. Draper, C. Duyar, R. J.
McDonald, F. S. Stephens, Phys. Rev. C41, R1327 (1990).
Nuclear Reactions: 100 Mo( 40 Ar,5n), E=175 MeV; measured γγγ-coin, DSA. 135 Nd deduced levels, J, π, superdeformed band
features, transition quadrupole moment.

90Di02 A New Method for the Detection and Visualization of Nuclear Levels
O. Diallo, G. Mouze, P. Bechlitch, J. F. Comanducci, P. Abela, C. Ythier, Nucl. Instrum. Methods Phys. Res. A286, 379 (1990)
Radioactivity: 108m Ag(β + ), (EC), (β - ); 226 Ra(α); 214 Bi(α), (β - ) [from 226 Ra(α) decay chain]; measured γ-sum coincidence spectra.
108 Pd deduced level decay features. 214 Bi deduced level. 214 Po deduced levels, J, π. Multi-detector spectrometer.

90Di03 131 Xe NMR in Probing Electric Field Gradients in Thermotropic Nematogens
P. Diehl, J. Jokisaari, Chem. Phys. Lett. 165, 389 (1990).
Nuclear Moments: +131}Xe; measured NMR; deduced electric field gradients in thermotropic nematogens.

90Di04 Quark Compound States in Three-Nucleon Charge Form Factors
H. Dijk, M. Beyer, Phys. Lett. 237B, 323 (1990).
Nuclear Structure: 3 H, 3 He; calculated charge form factor. Quark compound states.

90Di05 Subnuclear Degrees of Freedom and Three-Body Forces in the Three-Nucleon System
M. Dillig, C. A. Z. Vasconcellos, Nuovo Cim. 103A, 503 (1990).
Nuclear Reactions: 2 H(p, 3 He), E=1.5-3 GeV; calculated eta production σ(E). Baryonic, mesonic degrees of freedom.

90Di06 Determination of Cross Sections for the Production of 7 Be, 10 Be and 22 Na by High-Energy Protons
B. Dittrich, U. Herpers, M. Lupke, R. Michel, H. J. Hofmann, W. Wolfli, Radiochim. Acta 50, 11 (1990).
Nuclear Reactions: MECPD, ICPND 27 Al, Si, Ti, V, 55 Mn, Fe, 59 Co, Ni, Cu, 93 Nb, Zr, Mg, O(p,xnyp) 7 Be, E=0.8-2.6 GeV;; O, Mg,
27 Al, Si, Fe(p,xnyp) 10 Be, E=0.8-2.6 GeV; Mg, 27 Al, Si, Ca, Ti, V, 55 Mn, Fe, 59 Co, Ni, Cu, Zr, 93 Nb, 103 Rh(p, xnyp) 22 Na, E=0.8-2.6
GeV; measured residual production σ(E).

90Di07 Proton Emission Cross Sections of Silicon Isotopes
H. F. Dias, M. N. Martins, E. Wolynec, Phys. Rev. C42, 1559 (1990).
Nuclear Reactions: ICPND 30 , 29 Si(e,p), (e,2p), E=20-60 MeV; measured σ(E); deduced σ(E) for (γ,p), (γ, 2p). Virtual photon
theory.

90Di08 Cross Sections for Pion, Proton, and Heavy-Ion Production from 800 MeV Protons Incident Upon Aluminum and Silicon
J. F. Dicello, M. E. Schillaci, L. -C. Liu, Nucl. Instrum. Methods Phys. Res. B45, 135 (1990)
Nuclear Reactions: MECPD 27 Al, 28 Si(p,X), E=800 MeV; calculated pion, proton, heavy-ion production.

90Di09 Laser Spectroscopy of Radioactive Lead and Thallium Isotopes
U. Dinger, S. Dutta, J. Eberz, G. Huber, R. Kirchner, O. Klepper, T. Kuhl, D. Marx, R. Menges, S. Schroder, G. Sprouse,
Hyperfine Interactions 59, 77 (1990).
Nuclear Moments: +204}, 206 , 207 , 208 Pb; measured hfs, isotope shifts; deduced µ, electric quadrupole moments, rms charge
radii. Collinear fast beam laser spectroscopy.
Radioactivity: 190 , 191 , 192 , 193 , 194 , 195 , 196 , 197 Pb, 188 , 190 , 191 , 192 , 194 , 196 Tl; measured hfs, isotope shifts; deduced µ, electric
quadrupole moments, rms charge radii. Collinear fast beam laser spectroscopy.

90Di10 Angular Momentum in Sub-Barrier Fusion: Experimental study using the isomer ratio 137m Ce/ 137g Ce
D. E. DiGregorio, K. T. Lesko, B. A. Harmon, E. B. Norman, J. Pouliot, B. Sur, Y. Chan, R. G. Stokstad, Phys. Rev. C42,
2108 (1990).
Nuclear Reactions: ICPND 128 Te( 12 C,3n), 133 Cs( 7 Li, 3n), 137 , 136 Ba( 3 He,2n), 136 Ba(α, 3n), 137 Ba( 3 He,3n), E=2.7-9.5
MeV/nucleon; measured 137m Ce/ 137g Ce isomer ratio, 3n, 2n reaction σ(E); deduced absolute average angular momentum for
fusion. Coupled-channels model, statistical decay model calculations. Activation technique.

90Di11 Application of Vlasov Approach to the Soft Giant Dipole Resonance in Nucleus 11 Li
M. Di Toro, Y. Cai, Phys. Rev. C42, 2748 (1990).
Nuclear Structure: 11 Li; calculated E1 transition strength vs excitation. Vlasov approach.

90Di12 A Hybrid Treatment of the Rotational Symmetry in the Nucleus
V. I. Dimitrov, B. Slavov, Phys. Lett. 252B, 1 (1990).
Nuclear Structure: 20 , 21 Ne, 28 Si; calculated levels. Variational approach, deformed mean field, rotational symmetry.

90Di13 AMS Measurements of Thin-Target Cross Sections for the Production of 10 Be and 26 Al by High-Energy Protons
B. Dittrich, U. Herpers, H. J. Hofmann, W. Wolfli, R. Bodemann, M. Lupke, R. Michel, P. Dragovitsch, D. Filges, Nucl. Instrum.
Methods Phys. Res. B52, 588 (1990)
Nuclear Reactions: ICPND O, Mg, 27 Al, Si, Mn, Fe, Ni(p,X) 10 Be/ 27 Al/Mn/Fe, Ni(p,X) 26 Al, E ≤ 2.6 GeV; measured residual production
σ.

90DiZY Significant Odd-Even-Effects in the Very Asymmetric Region of the Reaction 239 Pu(n(th),f)
W. Ditz, H. O. Denschlag, H. R. Faust, Univ. Mainz, 1989 Ann. Rept., p. 16 (1990).
Nuclear Reactions: 239 Pu(n,F), E=thermal; measured fragment yield vs mass following fission; deduced asymmetric fission oddeven
effect.

90DiZZ Quasielastic Processes in the 28 Si + 208 Pb Reaction at 10 and 15 MeV/A
S. Dixit, J. J. Kolata, K. E. Rehm, D. G. Kovar, Bull. Am. Phys. Soc. 35, No. 4, 948, B7 7 (1990)
Nuclear Reactions: 208 Pb( 28 Si,X), ( 28 Si, 28 Si), E=10, 15 MeV/nucleon; measured quasielastic yields, σ(θ); deduced reaction σ,
reaction mechanism. Optical model, coupled-channels analyses.

90Do01 Effect of Meson Exchange Current on Deuteron Muon Capture
M. Doi, T. Sato, H. Ohtsubo, M. Morita, Nucl. Phys. A511, 507 (1990).
Nuclear Reactions: 2 H(µ - ,2n), E at rest; calculated neutron spectra, ν asymmetry. Meson exchange model, Siegert theorem.

90Do02 Sensitivity of T 20
in dA → PX to the Reaction Mechanism and Relativistic Effects
M. G. Dolidze, G. I. Lykasov, Z. Phys. A336, 339 (1990).
Nuclear Reactions: 1 H(polarized d,pX), E=9 GeV; calculated inclusive proton spectra, T 20
; deduced reaction mechanism role.

90Do03 Energy Distributions in the Reaction 12 C(γ, pt)2α
I. V. Dogyust, V. A. Zolenko, V. V. Kirichenko, Yad. Fiz. 51, 913 (1990); Sov. J. Nucl. Phys. 51, 583 (1990).
Nuclear Reactions: 12 C(γ,pt), E=150 MeV; measured final state particle spectra; deduced reaction mechanism.

90Do04 Particle-Hole Symmetry and Meson Exchange Corrections to the 6 He Beta Decay Amplitude
B. Doyle, B. Goulard, N. C. Mukhopadhyay, Phys. Rev. C42, 1361 (1990).
Radioactivity: 6 He(β - ); calculated meson exchange current contributions to β decay. Shell model.

90Do05 The Superdeformed Isotope Chains in the Rare-Earth Region
B. Dong, Y. Chen, X. Jin, Chin. J. Nucl. Phys. 12, No 1, 1 (1990).
Nuclear Structure: 144 , 145 , 146 , 147 , 148 , 149 , 150 , 151 , 152 Gd, 146 , 148 , 150 , 152 , 154 Dy; calculated total equipotential energy surfaces;
deduced superdeformation features. Cranked Nilsson model.

90Do06 Doppler Effects in Spallation of Light Nuclei
V. K. Dolinov, V. L. Korotkikh, I. A. Pshenichnov, Yad. Fiz. 51, 1530 (1990); Sov. J. Nucl. Phys. 51, 965 (1990).
Nuclear Reactions: 16 O(π + ,π + ’p), (π + , π + ’n), E not given; calculated response, γ-spectra Doppler functions. Spallation processes,
channel coupling concept.

90Do07 Nucleon-Nucleon Scattering in the Range 0-6 GeV and the Relativistic Optical model Based on Potentials with Forbidden
States
Yu. L. Dorodnykh, V. G. Neudachin, I. T. Obukhovsky, N. P. Yudin, Yad. Fiz. 52, 1214 (1990); Sov. J. Nucl. Phys. 52, 771
(1990).
Nuclear Reactions: 1 n, 1 H(p,p), E=5 GeV; 1 n, 1 H(p, p), E=3.17 GeV; analyzed σ(θ), polarization data. Relativistic optical model,
forbidden states.

90Do08 Quantum-Theory Explanation of the Time Distribution of γ-Rays Scattered Resonantly by 57 Fe Nuclei
N. L. Doroshko, V. S. Olkhovsky, G. A. Prokopets, Izv. Akad. Nauk SSSR, Ser. Fiz. 54, 988 (1990); Bull. Acad. Sci. USSR,
Phys. Ser. 54, No. 5, 171 (1990).
Nuclear Reactions: 57 Fe(γ,γ), E=14.4 keV; analyzed Mossbauer γ-spectra time distribution.
Krylov-Fock theorem.

90DoZU Lifetimes of Excited States of 76 Ge
G. A. Dostemesova, D. K. Kaipov, Yu. G. Kosyak, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc. Struct. At.
Nuclei, Leningrad, p. 58 (1990).
Nuclear Reactions: 76 Ge(n,n’γ), E=fast; measured Eγ, DSA. 76 Ge levels deduced T 1/2
.

90DoZV Excited States in 84 Rb
J. Doring, G. Winter, L. Funke, L. Kaubler, W. Wagner, Proc. Inter. Conf. Nuclear Structure of the Nineties, Oak Ridge,
Tennessee, Vol. 1, p. 87 (1990).
Nuclear Reactions: ICPND Br(α,xn), E=13-27 MeV; measured σ(Eγ, E), Iγ(θ), γγ-coin. 82 Se( 6 Li, 4n), 80 Se( 7 Li,3n), E not given;
measured Eγ, Iγ, σ. 84 Rb deduced levels, J, π.

90DoZW 1QP and 3QP Bands in 77 Br
J. Doring, L. Funke, R. Schwengner, G. Winter, Proc. Inter. Conf. Nuclear Structure of the Nineties, Oak Ridge, Tennessee,
Vol. 1, p. 84 (1990).
Nuclear Reactions: 75 As(α,2n), E=27 MeV; measured γγ-coin, γ(θ), γ linear polarization. 73 Ge( 7 Li, 3n), 74 Ge( 7 Li,4n), E=35 MeV;
measured γ-spectra. 77 Br deduced levels, J, π, band structure.

90DoZX Proton and Neutron Alignments in 83 Sr
J. Doring, L. Funke, G. Winter, F. Liden, B. Cederwall, A. Johnson, R. Wyss, J. Nyberg, G. Sletten, Proc. Inter. Conf. Nuclear
Structure of the Nineties, Oak Ridge, Tennessee, Vol. 1, p. 82 (1990).
Nuclear Reactions: 68 Zn( 19 F,3np), E=72 MeV; measured γγ-coin. 83 Sr deduced levels, J, π, band structure.

90DoZY A Model for the Decay of Superdeformed Bands
T. Dossing, E. Vigezzi, Proc. Inter. Conf. Nuclear Structure of the Nineties, Oak Ridge, Tennessee, Vol. 1, p. 12 (1990).
Nuclear Structure: 152 Dy; calculated superdeformed band decay features.

90DoZZ Photon Scattering from 4 He Near the ∆ Resonance
M. Doss, Phys. Can. 46, No. 3, 19, AC3 (1990).
Nuclear Reactions: 4 He(γ,γ), E=186-282 MeV bremsstrahlung; measured σ(θ). Isobar-hole model analysis.

90Dr01 Topological Soliton Model Calculation of the Proton-Proton Parity-Violating Interaction
D. E. Driscoll, U. -G. Meissner, Phys. Rev. C41, 1303 (1990).
Nuclear Reactions: 1 H(polarized p,p), E ≤ 1200 MeV; calculated parity violating analyzing power.

90Dr02 Conversion Coefficients and Yrast State Spins in 180 Os
G. D. Dracoulis, T. Kibedi, A. P. Byrne, B. Fabricius, A. E. Stuchbery, Nucl. Phys. A509, 605 (1990).
Nuclear Reactions: 168 Er( 16 O,4n), E=87 MeV; measured Eγ, Iγ, I(ce).
180 Os levels deduced J, π, yrast sequence, ICC.
Compton-suppressed Ge detector, superconducting solenoidal electron spectrometer, Si(Li) detector.

90Dr03 Intrinsic States and Rotational Bands in 177 Pt
G. D. Dracoulis, B. Fabricius, R. A. Bark, A. E. Stuchbery, D. G. Popescu, T. Kibedi, Nucl. Phys. A510, 533 (1990).
Nuclear Reactions: 149 Sm( 32 S,4n), E=163 MeV; measured γγ-coin, γ(θ), γγ(t).
177 Pt deduced levels, J, π, T 1/2
, quasiparticle
states, configurations, rotational bands, alignments, B(M1)/B(E2) ratios. Particle-rotor, cranked shell model analyses.

90Dr04 Shape Difference Implied by Quenched Coriolis Interaction in 175 Os
G. D. Dracoulis, B. Fabricius, Phys. Rev. C41, 2933 (1990).
Nuclear Structure: 175 Os; analyzed γ-branching ratios; deduced effective interactions, shape differences.

90Dr05 174 Lu Nuclear Structure Revisited
S. Drissi, J. Kern, E. Hagn, Nucl. Phys. A512, 413 (1990).
Nuclear Reactions: 176 Yb(p,3n), E=18.3, 20.7, 22.7 MeV; analyzed σ(E,Eγ,θ), γγ-coin data. 174 Lu deduced levels, J, K, π, µ, g,
rotational parameters. Ge detectors, curved crystal spectrometer.

90Dr06 Discrete and Continuum Gamma-Ray Studies of 147 Gd and 148 Gd
M. W. Drigert, M. Piiparinen, R. V. F. Janssens, R. Holzmann, I. Ahmad, J. Borggreen, R. R. Chasman, P. J. Daly, B. K.
Dichter, H. Emling, U. Garg, Z. W. Grabowski, T. L. Khoo, W. C. Ma, M. Quader, D. C. Radford, W. Trzaska, Nucl. Phys.
A515, 466 (1990).
Nuclear Reactions: 116 Cd( 36 S,5n), ( 36 S,4n), E=170 MeV; measured Eγ, Iγ, γγ(θ), γγ-correlations, Doppler shifts.
147 , 148 Gd
deduced levels, J, π, band structure, deformation. Enriched target, Compton-suppressed Ge-detectors, central array of BGO hexagons.

90Dr07 High-Spin Yrast Isomers in 211 Rn and 212 Rn with Enhanced E3 Decays
G. D. Dracoulis, P. M. Davidson, A. P. Byrne, B. Fabricius, T. Kibedi, A. M. Baxter, A. E. Stuchbery, A. R. Poletti, K. J.
Schiffer, Phys. Lett. 246B, 31 (1990).
Nuclear Reactions: 198 Pt( 18 O,5n), ( 18 O,4n), E 96 MeV; 204 Hg( 13 C,5n), E not given; measured γγ-coin, γγ(t), Iγ(θ). 211 , 212 Rn
deduced levels, J, π, isomers, T 1/ 2
,B(λ), ICC. Multiparticle octupole-vibration coupled model.

90Dr08 Spins in Superdeformed Bands in the Mass 190 Region
J. E. Draper, F. S. Stephens, M. A. Deleplanque, W. Korten, R. M. Diamond, W. H. Kelly, F. Azaiez, A. O. Macchiavelli, C. W.
Beausang, E. C. Rubel, J. A. Becker, N. Roy, E. A. Henry, M. J. Brinkman, A. Kuhnert, S. W. Yates, Phys. Rev. C42, R1791
(1990).
Nuclear Structure: 192 , 194 Hf, 233 U; analyzed superdeformed band structure; deduced level J. Pseudospin formalism.

90Dr09 The Role of the Final-State Interaction in the Ionization of the K-Shell During β-Decay of Nuclei
E. G. Drukarev, M. B. Trzhaskovskaya, Nucl. Phys. A518, 513 (1990).
Radioactivity: 45 Cr; calculated secondary electron spectra following β-decay; deduced final state interaction role K-shell ionization.

90Dr10 Sources of Variable Energy Monoenergetic Neutrons for Fusion-Related Applications
M. Drosg, Nucl. Sci. Eng. 106, 279 (1990).
Nuclear Reactions: 3 H, 7 Li, 11 B(p,n), 2 , 3 H(d, n), 1 , 2 H(t,n), 1 H( 7 Li,n), ( 11 B,n), ( 13 C,n), ( 15 N,n), E not given; compiled, reviewed
neutron yield data.

90Dr11 Shell Model Scheme for Quadrupole Phenomena in Heavy Deformed Nuclei
J. P. Draayer, Nucl. Phys. A520, 259c (1990).
Nuclear Structure: 24 Mg, 168 Er; calculated levels, B(λ). Microscopic collective model.

90Dr12 High-Spin Yrast Isomers in 211 Rn and 212 Rn with Enhanced E3 Decays
G. D. Dracoulis, P. M. Davidson, A. P. Byrne, B. Fabricius, T. Kibedi, A. M. Baxter, A. E. Stuchbery, A. R. Poletti, K. J.
Schiffer, Nucl. Phys. A520, 353c (1990).
Nuclear Reactions: 198 Pt( 18 O,4n), ( 18 O,5n), E=96 MeV; 204 Hg( 13 C,5n), E not given; measured γγ(t), I(ce), Eγ, Iγ.
deduced levels, J, π, yrast isomers, T 1/2
, ICC, B(λ).
211 , 212 Rn

90DrZT Contrasting Behaviour of h 9/2
,h 11/2
, and i 13/2
Bands in 175 Ir, 177 Ir and 181 Ir
G. D. Dracoulis, B. Fabricius, T. Kibedi, A. E. Stuchbery, A. P. Byrne, A. M. Baxter, Proc. Inter. Conf. Nuclear Structure of the
Nineties, Oak Ridge, Tennessee, Vol. 1, p. 118 (1990).
Nuclear Structure: 175 , 177 , 181 Ir; measured not given; deduced levels, J, π, band structure. (HI,xn) reactions.

90DrZU Shell Model Scheme for Quadrupole Resonance Phenomena in Heavy Deformed Nuclei
J. P. Draayer, Proc. Inter. Conf. Nuclear Structure of the Nineties, Oak Ridge, Tennessee, Vol. 1, p. 116 (1990).
Nuclear Structure: 164 Dy, 238 U; calculated levels, E2 transition strengths. Shell model, pseudo-symplectic scheme.

90DrZV High Spin Core-Excited Isomers and Enhanced E3 Transitions in Rn Nuclei
G. D. Dracoulis, P. M. Davidson, A. P. Byrne, B. Fabricius, T. Kibedi, A. E. Stuchbery, A. M. Baxter, A. R. Poletti, K. J.
Schiffer, Proc. Inter. Conf. Nuclear Structure of the Nineties, Oak Ridge, Tennessee, Vol. 1, p. 46 (1990).
Nuclear Reactions: 198 Pt( 17 O,xn), ( 18 O,xn), 204 Hg( 13 C, 5n), E not given; measured γγ-coin, I(ce). 210 Rn deduced levels. 212 ,
211 Rn deduced levels, J, π, isomer decay features. Multi-particle-octupole vibration model.

90DrZW The Fusion of 16 , 17 O with 208 Pb
P. V. Drumm, J. S. Lilley, R. A. Cunningham, M. J. Smithson, B. R. Fulton, Daresbury Lab., 1989-1990 Ann. Rept., Appendix,
p. 103 (1990).
Nuclear Reactions: ICPND 208 Pb( 16 O,X), ( 17 O,X), E(cm)
72-95 MeV; measured fusion σ(E).

90DrZX The Study of Intruder States by Two-Proton Transfer
P. V. Drumm, D. D. Warner, A. M. Bruce, W. N. Catford, R. A. Cunningham, W. Gelletly, J. S. Lilley, M. J. Smithson, Daresbury
Lab., 1989-1990 Ann. Rept., Appendix, p. 16 (1990).
Nuclear Reactions: 114 Cd( 16 O, 14 C), E not given; measured σ(θ).

90DrZY Production of Light Charged Particles Induced by 800 MeV Protons at LAMPF
P. Dragovitsch, D. Filges, K. M. Koch, JUL-Spez-562, p. 85 (1990).
Nuclear Reactions: C, 27 Al, Cu, Pb(p,pX), (p,αX), E=800 MeV; measured σ(θp,Ep), σ(θα,Eα). Model calculations.

90DrZZ Search for Superdeformation in 190 Hg
M. W. Drigert, I. Ahmad, M. P. Carpenter, P. Fernandez, R. V. F. Janssens, T. L. Khoo, E. F. Moore, F. L. H. Wolfs, D. Ye, K.
Beard, U. Garg, Ph. Benet, Bull. Am. Phys. Soc. 35, No. 4, 1016, H6 8 (1990)
Nuclear Reactions: 160 Gd( 34 S,4n), E=159 MeV; measured γ-spectra. 190 Hg deduced levels, superdeformed band features.

90Du01 Parity Nonconserving Asymmetries in Resonance Scattering and Nuclear Reactions Induced by Polarized Protons
O. Dumitrescu, M. Horoi, F. Carstoiu, G. Stratan, Phys. Rev. C41, 1462 (1990).
Nuclear Reactions: 13 C(polarized p,p), E=1.13-1.17 MeV; 15 N(polarized p,p), E=0.6-0.8 MeV; calculated σ(E), analyzing power
vs E. 15 N(p,α), E not given; calculated parity nonconserving analyzing power.

90Du02 Light Fragment Emission Correlated with Large Transverse Momentum Protons in 94 MeV/u 16 O Induced Reactions
D. Durand, J. L. Laville, G. Bizard, R. Bougault, A. Genoux-Lubain, F. Lefebvres, J. P. Patry, A. Badala, R. Barbera, A. Palmeri,
G. S. Pappalardo, A. Schillaci, G. M. Jin, E. Rosato, Nucl. Phys. A511, 442 (1990).
Nuclear Reactions: 27 Al( 16 O,pX), E=94 MeV/nucleon; measured proton σ(E,θ), light particle multiplicities; deduced source size.
Statistical model calculations.

90Du03 An Enlarged Superfluid Model of Atomic Nucleus
O. Dumitrescu, M. Horoi, Nuovo Cim. 103A, 653 (1990).
Nuclear Structure: 197 , 198 , 199 , 200 , 201 , 202 , 203 , 204 , 205 , 206 , 207 , 208 , 209 , 210 , 211 , 212 , 213 , 214 Pb; calculated isotope shifts, rms
charge radii. 152 Sm; calculated levels. Enlarged superfluid model.

90Du04 Quantum-Statistical Interference of Coincident Neutrons from the Compound Nucleus
W. Dunnweber, W. Lippich, D. Otten, W. Assmann, K. Hartmann, W. Hering, D. Konnerth, W. Trombik, Phys. Rev. Lett. 65,
297 (1990).
Nuclear Reactions: 26 Mg( 18 O,xn), E=65, 88 MeV; measured nn-coin yields; deduced 44 Ca evaporation chain average Γ.

90Du05 Potential Description of Elastic Nd, dd, Nα, and dτ Scattering
S. B. Dubovichenko, A. V. Dzhazairov-Kakhramanov, Yad. Fiz. 51, 1541 (1990); Sov. J. Nucl. Phys. 51, 971 (1990).
Nuclear Structure: 3 , 4 He; calculated electromagnetic form factor. Gaussian potentials.
Nuclear Reactions: 2 H(p,p), E ≤ 12 MeV; 2 H(d,d), E ≤ 24 MeV; 4 He(p,p), (n,n), E ≤ 21 MeV; 3 He(d, d), E ≤ 24 MeV; calculated
phase shift vs E. Gaussian potentials, forbidden compound states role.

90Du06 Nuclear Orientation Study of 160 Tb Impurity in Gadolinium Single Crystal
J. Dupak, S. Kapusta, J. Kuriplach, B. Sedlak, N. Severijns, M. Trhlik, W. Vanderpoorten, J. Vanhaverbeke, L. Vanneste, M.
Vobecky, J. Wouters, Hyperfine Interactions 59, 497 (1990).
Radioactivity: 160 Tb; measured γ-anisotropy, oriented nuclei. Source as impurity in Gd single crystal.

90Du07 Nuclear Orientation Study of 160 Tb Impurity in Yttrium Single Crystal
J. Dupak, J. Kuriplach, P. Novak, V. N. Pavlov, B. Sedlak, N. Severijns, M. Trhlik, W. Vanderpoorten, J. Vanhaverbeke, L.
Vanneste, J. Wouters, Hyperfine Interactions 59, 501 (1990).
Radioactivity: 160 Tb; measured γ-anisotropy, oriented nuclei; deduced temperature, field dependence. Source diffusion in yttrium
single crystal.

90Du08 Optical Isotope Shift and Hyperfine Structure Measurements of 152 , 154-158 , 160 Gd
S. B. Dutta, A. G. Martin, W. F. Rogers, D. L. Clark, Phys. Rev. C42, 1911 (1990).
Nuclear Moments: +152}, 154 , 155 , 156 , 157 , 158 , 160 Gd; measured isotope shift. 155 , 157 Gd; measured hfs; deduced rms charge
radii differences, hyperfine coupling constants, specific mass shift.

90Du09 Green’s Function Derivation of the Thermal Random Phase Approximation Equations in Open Shell Systems
G. G. Dussel, H. Fortunato, H. M. Sofia, Phys. Rev. C42, 2093 (1990).
Nuclear Structure: 114 Sn; calculated quadrupole operator matrix elements, sum rules. Thermal RPA, Green’s function methods.

90Du10 Prediction of Octupole-Deformation Effects in Superdeformed Nuclei of A 150 and A 190 Mass Regions and Possible Interrelation
with Pseudo-Spin Symmetry
J. Dudek, T. R. Werner, Z. Szymanski, Phys. Lett. 248B, 235 (1990).
Nuclear Structure: 146 Nd, 148 Sm, 150 Gd, 152 Dy, 154 Er, 156 Yb, 186 , 188 , 190 , 192 , 194 , 196 , 198 , 200 , 202 Hg; calculated potential energy
vs deformation parameter; deduced pronounced octupole effects, superdeformed nuclei.

90Du11 Generalized Potential Description of the Interaction of Very Light Nuclei
S. B. Dubovichenko, V. G. Neudachin, A. A. Sakharuk, Yu. F. Smirnov, Izv. Akad. Nauk SSSR, Ser. Fiz. 54, 911 (1990); Bull.
Acad. Sci. USSR, Phys. Ser. 54, No. 5, 95 (1990).
Nuclear Reactions: 3 H(p,p), E=13.6-19.5 MeV; 3 H(p,n), E=13.6 MeV; calculated σ(θ).
amplitude.
Supermultiplet expansion of reaction

90Du12 Photoexcitation Mechanism of Isomeric State 181 Ta by γ Quanta of Energy up to 5.5 MeV
A. P. Dubensky, V. V. Dubensky, E. A. Boikova, L. A. Malov, Izv. Akad. Nauk SSSR, Ser. Fiz. 54, 1833 (1990); Bull. Acad. Sci.
USSR, Phys. Ser. 54, No. 9, 166 (1990).
Nuclear Reactions: 181 Ta(γ,γ’), E=3-5.5 MeV bremsstrahlung; measured Eγ, Iγ; deduced reaction mechanism, isomer yield
energy dependence. Quasiparticle-phonon model.

90DuZV Charge Distribution and Neutron Systematics in Heavy-Ion Fission
M. C. Duh, N. Takahashi, T. Saito, N. Yukawa, M. Ishikuro, H. Kusawake, H. Kobayashi, S. Hayano, H. Baba, Osaka Univ.
Lab. Nucl. Studies, Ann. Rept., 1989, p. 140 (1990).
Nuclear Reactions: 233 , 235 , 238 U( 12 C,F), E=85, 90, 100, 150, 160 MeV; measured charge distributions for fission fragments,
emitted neutron number.

90DuZW Fission Fragment Spectroscopy
J. L. Durell, Proc. Int. Conf. on Spectroscopy of Heavy Nuclei, 1989, Crete, Greece, p. 307 (1990).
Nuclear Structure: 98 , 100 , 102 Zr, 100 , 102 , 104 , 106 , 108 Mo, 104 , 106 , 108 , 110 , 112 Ru, 108 , 110 , 112 , 114 , 116 Pd, 114 , 116 , 118 , 120 , 122 Cd,
146 , 148 Nd, 150 Sm, 144 , 146 Ce, 142 , 144 , 146 Ba; analyzed data; deduced levels. Nuclei produced in 252 Cf(SF) and (HI,xn) reactions.

90DuZX Charge Distribution and Neutron Systematics in Heavy-Ion Fission
M. C. Duh, N. Takahashi, T. Saito, N. Yukawa, M. Ishikuro, H. Kusawake, H. Kobayashi, S. Hayano, H. Baba, RCNP (Osaka),
Ann. Rept., 1989, p. 103 (1990).
Nuclear Reactions: 233 , 235 , 238 U( 12 C,F), E=85, 90, 100, 150, 160 MeV; measured formation σ for Sb, Te, I and rare earth elements
following fission; deduced charge distribution, fission mechanism.

90DuZY On Mechanism of Photoexcitation of 181 Ta Isomeric State by γ-Quanta with Energies up to 5.5 MeV
A. P. Dubensky, V. P. Dubensky, E. A. Boikova, L. A. Malov, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc.
Struct. At. Nuclei, Leningrad, p. 294 (1990).
Nuclear Reactions: 181 Ta(γ,γ’), E=5.5 MeV bremsstrahlung; measured 181m Ta yield vs E. 181 Ta deduced activation states.

90DuZZ Prompt Gamma Rays from Deep-Inelastic Reaction Products
J. L. Durell, J. B. Fitzgerald, M. Hotchkis, A. S. Mowbray, W. R. Phillips, B. J. Varley, W. Gelletly, Daresbury Labs., 1989-1990
Ann. Rept., Appendix, p. 119 (1990).
Nuclear Reactions: ICPND 208 Pb( 50 Ti,X), E=260 MeV; measured γγ-coin; deduced yields for X= 186 Os- 214 Rn.

90Dw01 Ambiguities in the Description of Nucleon Transfer in Deep Inelastic Scattering
M. Dworzecka, M. Zielinska-Pfabe, J. J. Griffin, Phys. Scr. 42, 406 (1990).
Nuclear Reactions: 165 Ho( 56 Fe,X), E=464 MeV; calculated fragment charge, mass distribution widths. Random walk.

90Dy01 Reaction 2 He(e,e’)pn Near Breakup Threshold at Backward Angles
R. Dymarz, F. C. Khanna, Phys. Rev. C41, 828 (1990).
Nuclear Reactions: 2 H(e,e’p), E threshold; calculated σ(θ=180 0 ), σ(θ,E(e’)). Nonrelativistic model, isobar currents.

90Dy02 e - d Scattering and ∆-Isobars in the Deuteron
R. Dymarz, F. C. Khanna, Nucl. Phys. A507, 560 (1990).
Nuclear Reactions: 2 H(e,e), E not given; calculated form factor. Elastic, inclusive inelastic scattering, nucleon-nucleon interaction
with ∆-isobar.
Nuclear Structure: 2 H; calculated structure function. Elastic, inclusive inelastic scattering, nucleon-nucleon interaction with ∆-
isobar.

90Dy03 Deuteron Form Factors and the Short-Range Structure of the Deuteron
R. Dymarz, F. C. Khanna, Phys. Rev. C41, 2438 (1990).
Nuclear Structure: 2 H; calculated form factors, structure function.

90Dy04 Energies Available for the Double-Beta Decay of 130 Te and 128 Te
G. R. Dyck, M. H. Sidky, J. G. Hykawy, C. A. Lander, K. S. Sharma, R. C. Barber, H. E. Duckworth, Phys. Lett. 245B, 343
(1990).
Atomic Physics: 128}, 130 Xe, 128 , 130 Te; measured mass differences; deduced double β-decay Q-value. Other data analyzed,
high resolution doublet measurement.
Nuclear Structure: 128 , 130 , 126 , 124 Te, 128 , 130 Xe; analyzed mass differences data; deduced 2β-decay Q-value.

90Dy05 The ∆-Isobars in the Deuteron
R. Dymarz, F. C. Khanna, Nucl. Phys. A516, 549 (1990).
Nuclear Structure: 2 H; calculated magnetic, charge form factors, structure function.

90DyZY ETA Photoproduction from the Proton Near Threshold
S. A. Dytman, C. W. Alcorn, W. W. Daehnick, J. Hardie, M. Yamazaki, E. Booth, J. Miller, M. J. Leitch, S. Mishra, J. C. Peng,
D. Tieger, K. F. von Reden, Bull. Am. Phys. Soc. 35, No. 8, 1679, EB 9 (1990)
Nuclear Reactions: 1 H(γ,X), E=720, 750 MeV; measured eta meson σ(θ).

90DyZZ Mass Measurements Near 100 Sn
G. R. Dyck, K. S. Sharma, R. C. Barber, E. Hagberg, V. T. Koslowsky, J. C. Hardy, H. Schmeing, W. Perry, M. Watson, Phys.
Can. 46, No. 3, 29, BE4 (1990).
Atomic Physics: 106}, 107 , 108 Sn; measured masses. Mass spectrometric techniques.

90Dz01 Some Problems Related to the Population of Isomeric States
L. Z. Dzhilavyan, V. L. Kauts, V. I. Furman, A. Yu. Chuprikov, Yad. Fiz. 51, 336 (1990); Sov. J. Nucl. Phys. 51, 215 (1990).
Nuclear Reactions: 157 Gd(n,γ), E=thermal; 115 In(γ,γ’), E < 12 MeV; 180 Hf(γ,γ’), E=3-9 MeV; analyzed data; deduced isomeric state
population mechanism.

90Dz02 Radiative Parameters of Nonrotational Transitions in Odd Deformed Nuclei
B. S. Dzhelepov, Izv. Akad. Nauk SSSR, Ser. Fiz. 54, 918 (1990); Bull. Acad. Sci. USSR, Phys. Ser. 54, No. 5, 101 (1990).
Nuclear Structure: 169 Er, 169 , 171 , 173 Yb; calculated levels, intraband transition rates; deduced parameters dependence.
Deformed nuclei, nonrotational states.

90Dz03 The E0 Transition in 171 Yb
B. S. Dzhelepov, S. A. Shestopalova, Izv. Akad. Nauk SSSR, Ser. Fiz. 54, 930 (1990); Bull. Acad. Sci. USSR, Phys. Ser. 54,
No. 5, 112 (1990).
Radioactivity: 171 Lu; analyzed data; deduced log ft. 171 Yb deduced transition γ-multipolarity.

90DzZZ E0 Transition in 171 Yb
B. S. Dzhelepov, S. A. Shestopalova, Program and Thesis, Proc. 40th Ann. Conf. Nucl. Spectrosc. Struct. At. Nuclei, Leningrad,
p. 109 (1990).
Radioactivity: 171 Lu(EC); analyzed data; deduced log ft. 171 Yb deduced transitions, γ-multipolarity.