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Search: Author = G.Maino

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2002MA85      Acta Phys.Hung.N.S. 16, 419 (2002)

G.Maino

A Simple Model of Superheavy Nuclei

NUCLEAR STRUCTURE ^230,232Th, ^234,236,238U, ^238,242Pu, ^246,248Cm, ²⁵⁴No, ²⁵⁶Rf, ^260,266Sg, ²⁶²No, ²⁶²Rf, ^264,268,270Hs, ²⁷⁸Fl, ²⁹²120; calculated transitions B(E2). Algebraic model, comparisons with data.

doi: 10.1556/APH.16.2002.1-4.44
Citations: PlumX Metrics

2000CA26      Phys.Lett. 483B, 55 (2000)

E.Canetta, G.Maino

Regular and Chaotic Motions in Nuclear Dynamics

NUCLEAR STRUCTURE ^186,196Pt; calculated levels statistical distributions. Different IBM approaches discussed.

doi: 10.1016/S0370-2693(00)00586-4
Citations: PlumX Metrics

1999CA40      Int.J.Mod.Phys. E8, 321 (1999)

E.Canetta, G.Maino

On the Different Forms of the IBM-2 Hamiltonian

doi: 10.1142/S0218301399000239
Citations: PlumX Metrics

1999MA28      J.Phys.(London) G25, 957 (1999)

G.Maino

Dynamical Symmetries in Nuclear Weak Interactions

doi: 10.1088/0954-3899/25/4/079
Citations: PlumX Metrics

1999MB07      Nuovo Cim. 112A, 1489 (1999)

G.Maino, S.Mashnik, A.V.Prozorkevich, S.A.Smolyansky

Dynamical Symmetries in Nuclear Muon Capture

NUCLEAR REACTIONS ⁴⁰Ca, ^58,60,62Ni, ⁹⁰Zr, ¹⁴⁰Ce, ²⁰⁸Pb(μ^-, X), E not given; calculated muon capture rates. IBM-3 model.

1998DU02      Phys.Rev. C57, 1539 (1998)

J.L.M.Duarte, T.Borello-Lewin, G.Maino, L.Zuffi

Effective Triaxial Deformations of Even-Even Ru Isotopes in the Neutron-Proton Interacting Boson Model

NUCLEAR STRUCTURE ^{108,110,112,114,116}Ru; analyzed levels, J, π, branching ratios; deduced evidence for triaxial deformation. Rigid triaxial rotor, rotation-vibration, interacting boson models.

doi: 10.1103/PhysRevC.57.1539
Citations: PlumX Metrics

1998MA94      Bull.Rus.Acad.Sci.Phys. 62, 814 (1998)

G.Maino, S.G.Mashnik, A.V.Prozorkevich, S.A.Smolyansky

Comparison of Various Forms of the Vlasov-Type Relativistic Kinetic Equation in Hadrodynamics

1997MA42      Int.J.Mod.Phys. E6, 287 (1997)

G.Maino

Interacting Boson-Fermion Description of Odd-Odd Nuclei

NUCLEAR STRUCTURE ^100,101Ru, ^99,100Tc; calculated levels. Interacting boson-fermion model.

doi: 10.1142/S0218301397000184
Citations: PlumX Metrics

1996MA74      Bull.Rus.Acad.Sci.Phys. 60, 731 (1996)

G.Maino, S.G.Mashnik, S.A.Smolyansky, A.V.Tarakanov, D.Tocci

Vlasov-Type Relativistic Kinetic Equation in Hadrodynamics (Hartree-Fock Approximation)

1995BI11      Z.Phys. A352, 247 (1995)

A.M.Bizzeti-Sona, P.Blasi, A.A.Stefanini, G.Maino, A.Ventura

Yrast States in the Doubly-Odd Nucleus ¹⁰⁰Tc

NUCLEAR REACTIONS ⁹⁶Zr(⁷Li, 3n), E=21-31 MeV; measured Eγ, Iγ, γ(θ), γ linear polarization. ¹⁰⁰Tc deduced high-spin levels, J, π, configurations, band structure.

doi: 10.1007/BF01289497
Citations: PlumX Metrics

1994FE14      Nuovo Cim. 107A, 2813 (1994)

M.Ferlini, V.R.Manfredi, G.Maino

Quantal Bifurcations in Rotational Spectra of Some Odd Atomic Nuclei

NUCLEAR STRUCTURE ^{159,161,163,165,167}Er, ^{165,167,169,171,173,175}Hf, ^{161,163,165,167,169,171}Yb, ^179,181W, ^157,159,161Dy, ^179,181,183Os; analyzed rotational band spectra; deduced bifurcations evidence, order to chaos transition features.

doi: 10.1007/BF02730958
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1994VE05      Nuovo Cim. 107A, 43 (1994); Erratum Nuovo Cim. 107A, 817 (1994)

A.Ventura, G.Maino, L.Zuffi

Giant Dipole Resonances in Odd-Mass Nuclei and the Interacting Boson-Fermion Model

NUCLEAR REACTIONS ¹⁶⁹Tm, ¹⁸⁸Os, ¹⁵⁹Tb, ¹⁶⁸Er(γ, X), (γ, γ), E=8-20 MeV; calculated photoabsorption σ(E), σ(θ). ¹⁵⁹Tb, ¹⁶⁹Tm, ¹⁸⁸Os, deduced GDR, J, π, B(λ). Interacting boson-fermion model, SU(3)xSU(2) limit.

doi: 10.1007/BF02813071
Citations: PlumX Metrics

1993GI06      Phys.Rev. C48, 2657 (1993)

A.Giannatiempo, G.Maino, A.Nannini, P.Sona

Signatures for Mixed-Symmetry States in the U(5) Limit of the Neutron-Proton Interacting Boson Model

doi: 10.1103/PhysRevC.48.2657
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1992MA41      Phys.Rev. C46, 1725 (1992)

G.Maino, A.Ventura, L.Zuffi

Algebraic Treatment of Giant Dipole Resonances Built on Excited States

NUCLEAR STRUCTURE ²³⁸U, ^150,154Sm; calculated GDR profiles; deduced γ-deformation role. Excited states based giant resonances, algebraic treatment.

doi: 10.1103/PhysRevC.46.1725
Citations: PlumX Metrics

1992OB02      Nuovo Cim. 105A, 965 (1992)

P.Oblozinsky, S.Hlavac, G.Maino, A.Mengoni

Gamma-Ray Production from ⁵²Cr(n, xγ) Reactions at 14.6 MeV

NUCLEAR REACTIONS ⁵²Cr(n, X), (n, n'γ), E=14.6 MeV; measured γ-ray average multiplicities, total γ-spectrum, γ-production σ. Statistical model, preequilibrum particle-, γ-emission.

doi: 10.1007/BF02730838
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset30822.

1991BO03      Phys.Rev. C43, 353 (1991)

E.Bortolani, G.Maino

Isospin and Deformation Splittings of the Giant Dipole Resonance for Triaxial Nuclei

NUCLEAR REACTIONS ⁴⁶Ti(γ, X), E=10-30 MeV; calculated photoabsorption σ(E). ⁴⁶Ti deduced GDR fragmentation. Group theoretical methods, interacting boson model.

doi: 10.1103/PhysRevC.43.353
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1991GI04      Phys.Rev. C44, 1508 (1991)

A.Giannatiempo, A.Nannini, A.Perego, P.Sona, G.Maino

Full-Symmetry and Mixed-Symmetry States in ^110,112,114Cd

NUCLEAR STRUCTURE ^110,112,114Cd; calculated levels, B(λ), effective quadrupole charges, g-factors. Interacting boson model.

doi: 10.1103/PhysRevC.44.1508
Citations: PlumX Metrics

1991MA37      Z.Phys. A340, 241 (1991)

G.Maino, A.Ventura, A.M.Bizzeti-Sona, P.Blasi

Interacting Boson-Fermion Model Description of Ru and Rh Isotopes

NUCLEAR STRUCTURE ^99,101Ru, ^101,103Rh; calculated levels, μ, quadrupole moment, B(λ), nucleon transfer spectroscopic factors. Interacting boson-fermion model.

doi: 10.1007/BF01294671
Citations: PlumX Metrics

1991ZU02      Phys.Rev. C44, 285 (1991)

L.Zuffi, G.Maino, A.Ventura

Alpha-Particle Scattering and Isoscalar Giant Resonances in the SU(3) Model

NUCLEAR REACTIONS ¹⁵⁴Sm(α, α'), E=129 MeV; ¹⁴⁸Sm(α, α'), E=115 MeV; calculated σ(θ), giant resonances; deduced model parameters. Interacting boson model, SU(3) limit.

NUCLEAR STRUCTURE ^154,148Sm; calculated giant resonance, sum rule strengths. Interacting boson model, SU(3) limit.

doi: 10.1103/PhysRevC.44.285
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1990GU15      Nucl.Phys. A516, 41 (1990)

R.Guidotti, F.Saporetti, G.Maino, A.Ventura

Microscopic Approach to M1 Radiative Capture of Nucleons

NUCLEAR REACTIONS ²⁰⁸Pb(n, γ), E ≈ 2-6 MeV; calculated σ(θ) difference vs E. Microscopic model.

doi: 10.1016/0375-9474(90)90047-P
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1990MA47      Phys.Rev. C42, 988 (1990)

G.Maino, A.Mengoni, A.Ventura

Collective Enhancement of Nuclear Level Density in the Interacting Boson Model

NUCLEAR STRUCTURE ¹¹⁰Cd, ¹⁹⁶Pt, ²³⁸U; calculated excitation energy, boson number, partition function vs temperature.

doi: 10.1103/PhysRevC.42.988
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1989DE40      Nucl.Phys. A504, 109 (1989)

R.De Leo, N.Blasi, S.Micheletti, M.Pignanelli, W.T.A.Borghols, J.M.Schippers, S.Y.van der Werf, G.Maino, M.N.Harakeh

Multipole Strength Distribution in ¹¹²Cd

NUCLEAR REACTIONS ¹¹²Cd(p, p'), E=30.7, 50 MeV; measured σ(E(p')), σ(θ). ¹¹²Cd deduced levels, J, π, B(λ). Enriched target.

doi: 10.1016/0375-9474(89)90285-6
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1989GU08      Nuovo Cim. 101A, 111 (1989)

R.Guidotti, F.Saporetti, G.Maino, A.Ventura

On the Distortions of Direct-Semi-Direct Model Predictions for Nucleon Radiative Capture

NUCLEAR REACTIONS ⁴⁰Ca(n, γ), E=10-13 MeV; calculated σ(θ) coefficients vs E; deduced nuclear force range dependence. Direct-semidirect model.

doi: 10.1007/BF02771043
Citations: PlumX Metrics

1989TU01      Phys.Rev. C39, 824 (1989)

S.Turrini, G.Maino, A.Ventura

Delbruck and Nuclear Rayleigh Effects in Elastic Photon Scattering in the Giant Dipole Resonance Region

NUCLEAR REACTIONS ¹⁵⁶Gd, ²³²Th, ²³⁸U(γ, X), E < 24 MeV; calculated photoabsorption σ(E). ¹⁵⁶Gd(γ, γ), E=12 MeV; ²³⁸U, ²³²Th(γ, γ), E=9 MeV; calculated σ(θ) near GDR.

doi: 10.1103/PhysRevC.39.824
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1988GU02      Nucl.Phys. A480, 253 (1988)

R.Guidotti, F.Saporetti, G.Maino, A.Ventura

Microscopic Effects of the Particle-Vibration Coupling on the Photon Emission in Nucleon Radiative Capture

NUCLEAR REACTIONS ²⁰⁸Pb(n, γ), E ≈ 6-16 MeV; calculated σ(θ), asymmetry coefficients, photon emission probability vs E. Microscopic particle-vibration coupling.

doi: 10.1016/0375-9474(88)90396-X
Citations: PlumX Metrics

1988MA17      Phys.Rev. C37, 1379 (1988)

G.Maino, A.Ventura, L.Zuffi

Isospin Splitting of the Giant Dipole Resonance in the s-d Shell and the Interacting Boson Model

NUCLEAR REACTIONS ²⁶Mg(γ, X), E=11-29 MeV; analyzed photoabsorption σ(E); deduced elastic, inelastic σ(θ). ²⁶Mg deduced GDR parameters. Interacting boson model parameters.

doi: 10.1103/PhysRevC.37.1379
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1988MA50      Phys.Rev. C38, 2520 (1988)

G.Maino, A.Mengoni

One-Nucleon-Transfer Reactions for Ag Isotopes in the Interacting Boson-Fermion Model

NUCLEAR REACTIONS ^104,106,108Pd(³He, d), ¹¹⁰Cd(d, ³He), E not given; calculated one-proton transfer spectroscopic factors.

doi: 10.1103/PhysRevC.38.2520
Citations: PlumX Metrics

1987MA15      Phys.Rev. C35, 1598 (1987)

G.Maino

Comment on ' Test of Fermi Gas Model Predictions of Level Density in ¹³⁷Xe '

NUCLEAR STRUCTURE ¹³⁷Xe; calculated nuclear level densities vs energy, spin, parity. Nilsson-Bardeen-Cooper-Schrieffer formalism. Blocking effect.

doi: 10.1103/PhysRevC.35.1598
Citations: PlumX Metrics

1987ZU01      Nucl.Instrum.Methods Phys.Res. A255, 46 (1987)

L.Zuffi, P.Van Isacker, G.Maino, A.Ventura

Gamma-Ray Scattering by Deformed Nuclei

NUCLEAR STRUCTURE ²³⁸U, ¹⁸⁸Os; calculated GDR, parameters. Interacting boson model.

NUCLEAR REACTIONS ¹⁸⁸Os, ²³⁸U(γ, X), E=8-20 MeV; calculated photoabsorption σ(E). ²³⁸U(γ, γ), (γ, γ'), E=8-15 MeV; ¹⁸⁸Os(γ, γ'), E=9-17 MeV; calculated σ(θ). Interacting boson model.

doi: 10.1016/0168-9002(87)91070-9
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1986GU21      Nuovo Cim. 96A, 323 (1986)

R.Guidotti, F.Saporetti, G.Maino, A.Ventura

Nuclear Shell Effects on the Radial Coupling Form in Collective (N, γ) Processes

NUCLEAR REACTIONS ⁴⁰Ca(n, γ), E=6-18 MeV; calculated σ(E, θ); deduced dipole, quadrupole capture σ(E), shell effects. Direct-semi-direct model.

doi: 10.1007/BF02833893
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1986MA08      Phys.Rev. C33, 1089 (1986)

G.Maino, A.Ventura, P.Van Isacker, L.Zuffi

Photon Scattering by γ-Soft Nuclei

NUCLEAR REACTIONS ^{186,188,190,192}Os(γ, γ'), (γ, γ), E=8-20 MeV; calculated absorption σ(E) near GDR.

NUCLEAR STRUCTURE ^{186,188,190,192}Os; calculated GDR, transition strength; deduced interacting boson model parameters.

doi: 10.1103/PhysRevC.33.1089
Citations: PlumX Metrics

1986MA54      Europhys.Lett. 2, 345 (1986)

G.Maino, A.Ventura, P.Van Isacker, L.Zuffi

Giant Isoscalar Resonances in the Interacting Boson Model

NUCLEAR STRUCTURE ^{148,150,152,154}Sm; calculated levels, giant resonance characteristics, B(λ). Interacting Boson model.

doi: 10.1209/0295-5075/2/5/001
Citations: PlumX Metrics

1986MA65      Radiat.Eff. 95, 129 (1986)

G.Maino, E.Menapace

Energy and Parity Dependence of Nuclear Level Densities for Structural Materials

NUCLEAR STRUCTURE ^51,53,54,55Cr, ⁵⁶Mn, ^55,57,58,59Fe, ⁶⁰Co, ^59,61,62,63Ni, ^64,66Cu; calculated s-wave neutron resonance spacings, level densities, parity distributions. Nilsson-BCS microscopic approach.

doi: 10.1080/00337578608208678
Citations: PlumX Metrics

1986ME19      Nuovo Cim. 94A, 297 (1986)

A.Mengoni, F.Fabbri, G.Maino

Parity Effects in Neutron-Nucleus Interaction at Low Energy

NUCLEAR REACTIONS Cr(n, n), (n, n'), E=1-4.5 MeV; calculated total, elastic, inelastic σ; ^50,52,53,54Cr(n, γ), E=10-6000 keV; calculated capture σ(E). Statistical Hauser-Feshbach model.

NUCLEAR STRUCTURE ^{50,51,52,53,54,55}Cr; calculated level density parameters, s-wave level spacings, strength functions. ⁵⁶Mn, ^55,57,58,59Fe, ⁶⁰Co, ^59,61,62,63Ni, ^64,66Cu; calculated s-wave level spacings; deduced neutron-nucleus interaction parity effects. Bardeen-Cooper-Schrieffer approximation.

doi: 10.1007/BF02913869
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1986ZU02      Phys.Rev. C34, 1223 (1986)

L.Zuffi, G.Maino, A.Ventura

Proton Scattering and the Interacting Boson Model in the s-d Shell

NUCLEAR STRUCTURE ³²S, ²⁴Mg; calculated levels, transition matrix elements, quadrupole moments.

NUCLEAR REACTIONS ³²S(p, p), (p, p'), E=29.4 MeV; ²⁴Mg(p, p), (p, p'), E=40 MeV; calculated σ(θ). Coupled channel calculations.

doi: 10.1103/PhysRevC.34.1223
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1985MA07      Phys.Lett. 152B, 17 (1985)

G.Maino, A.Ventura, L.Zuffi, F.Iachello

Photon Scattering in the Interacting Boson Model

NUCLEAR REACTIONS ²³²Th(γ, X), E=9-17 MeV; ²³⁸U(γ, X), E=8-20 MeV; calculated photoabsorption σ(E). Interacting boson model.

doi: 10.1016/0370-2693(85)91130-X
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1984MA15      Lett.Nuovo Cim. 39, 89 (1984)

G.Maino, A.Ventura

NBCS Approach to the Effective Boson Number in the Interacting Boson Model

NUCLEAR STRUCTURE Z=28-82; calculated proton boson number. N=50-126; calculated neutron boson number. Nilsson potential, BCS approximation.

doi: 10.1007/BF02787245
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1984MA55      Phys.Rev. C30, 2101 (1984)

G.Maino, A.Ventura, L.Zuffi, F.Iachello

Properties of Giant Resonances in the Interacting Boson Model

NUCLEAR STRUCTURE ^{144,146,148,150}Nd, ^{148,150,152,154}Sm; calculated collective GDR, E1 transition strength distribution. Interacting boson model.

NUCLEAR REACTIONS ^{144,146,148,150}Nd, ^{148,150,152,154}Sm(γ, X), E=8-20 MeV; calculated photoabsorption σ(E); deduced model parameters. Interacting boson model.

doi: 10.1103/PhysRevC.30.2101
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1983MA03      Nuovo Cim. 73A, 1 (1983)

G.Maino, A.Ventura

Collective Features in the Spectroscopy of Even Neodymium Isotopes

NUCLEAR STRUCTURE ^{136,138,140,144,146,148,150,152,154}Nd; calculated levels, B(λ), B(λ) ratios. ^{144,146,148,150,152}Nd; calculated quadrupole moments. Interacting boson model.

doi: 10.1007/BF02728064
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1983MA54      Lett.Nuovo Cim. 37, 561 (1983)

G.Maino, A.Ventura

On the Parity Dependence of Nuclear Level Densities

NUCLEAR STRUCTURE ^48,49,50,51Ti, ⁵¹V, ^51,53,54,55Cr, ⁵⁶Mn, ^55,57,58,59Fe, ⁶⁰Co, ^{59,61,62,63,65}Ni; analyzed level parity distribution; deduced s-wave neutron resonance spacings. ⁵¹Cr, ⁵⁶Mn, ^58,59Fe; deduced quasiparticle number uncertainity. Statistical formalism.

doi: 10.1007/BF02751866
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1982MA34      Lett.Nuovo Cim. 34, 533 (1982)

G.Maino, A.Ventura

Symmetry Considerations on the Fission Isomer Spectra

NUCLEAR STRUCTURE ^236,238U; calculated levels, B(E2), band structure. Interacting boson model, SU₃ limit.

doi: 10.1007/BF02754842
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1981BE59      Nuovo Cim. 66A, 1 (1981)

V.Benzi, G.Maino, E.Menapace

Nuclear Level Densities with Blocking Effect

NUCLEAR STRUCTURE ⁹⁰Y, ^91,92,93,95Zr, ⁹⁴Nb, ^{93,95,96,97,98,99,101}Mo, ¹⁰⁰Tc, ^{102,103,104,105}Ru, ¹⁰⁴Rh, ^106,109Pd, ^108,110Ag, ^{111,112,113,114,115,117}Cd, ^114,116In, ^{113,115,116,117,118,119,121}Sn, ^{124,125,126,127,129}Te, ^128,130I, ^130,132Xe, ^134,135,136Cs, ^{131,135,136,137,138,139}Ba, ^139,140La, ^137,141Ce, ¹⁴²Pr, ^{143,144,145,146,147,149,151}Nd, ¹⁴⁸Pm, ^{150,151,152,153,155}Sm, ^{152,153,154,155,156}Eu, ^{153,155,156,157,158,159,161}Gd, ¹⁶⁰Tb, ^{157,161,162,163,164,165}Dy, ¹⁶⁶Ho, ^{163,165,167,168,169,171}Er, ¹⁷⁰Tm, ^{171,172,173,174,175,177}Yb, ^176,177Lu, ^{175,177,178,179,180,181}Hf, ¹⁸²Ta, ^{183,184,185,187}W, ^186,188Re, ²²⁷Ra, ^230,231,233Th, ^232,234Pa, ^{233,234,235,236,237,239}U, ²³⁸Np, ^{239,240,241,242,243}Pu, ^242,243,244Am, ^{244,245,246,248}Cm, ²⁵⁰Cf; calculated level spacings. Blocking effect, s-wave neutron resonance analysis.

doi: 10.1007/BF02724615
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1981MA35      Lett.Nuovo Cim. 32, 235 (1981)

G.Maino, T.Martinelli, E.Menapace, A.Ventura

Uranium Isotopes and the Interacting-Boson Model

NUCLEAR STRUCTURE ^{232,234,236,238}U; calculated levels, B(E2), two-nucleon transfer intensities. Interacting boson model.

doi: 10.1007/BF02799189
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1979MA32      Nuovo Cim. 50A, 1 (1979)

G.Maino, E.Menapace, A.Ventura

On the Level Spacing of Statically Deformed Nuclei

NUCLEAR STRUCTURE ^{151,152,153,155}Sm, ^152,154Eu, ^{153,155,156,157,158,159,161}Gd, ¹⁶⁰Tb, ^{157,159,161,162,163,164,165}Dy, ¹⁶⁶Ho, ^{163,165,167,168,169,171}Er, ¹⁷⁰Tm, ^{169,171,172,173,174,175,177}Yb; calculated level densities; deduced average level spacings. Statistical methods, pure rotor model, BCS formalism, Nilsson potential.

1978BE19      Lett.Nuovo Cim. 21, 231 (1978)

V.Benzi, G.Maino, E.Menapace

On the Fission Probability for ²³⁵U, ²³⁹Pu and ²⁴¹Pu

NUCLEAR REACTIONS ²³⁵U, ^239,241Pu(n, F); calculated σ, Γn/Γf.

doi: 10.1007/BF02763068
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