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NSR database version of April 27, 2024.

Search: Author = V.P.Aleshin

Found 29 matches.

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2009AL22      Nucl.Phys. A828, 84 (2009)

V.P.Aleshin

The thermo field theory of nuclear collective motion

doi: 10.1016/j.nuclphysa.2009.06.027
Citations: PlumX Metrics

2007AL04      Nucl.Phys. A781, 363 (2007)

V.P.Aleshin

Nonequilibrium statistical-operator theory of nuclear dissipation

NUCLEAR STRUCTURE 208Pb, 224Th, 248Cf, 272Ds; calculated friction coefficients for mass-symmetric fission.

doi: 10.1016/j.nuclphysa.2006.10.080
Citations: PlumX Metrics

2005AL38      Nucl.Phys. A760, 234 (2005)

V.P.Aleshin

Microscopic theory of dissipation for slowly time-dependent mean field potentials

NUCLEAR STRUCTURE 208Pb; calculated dissipation rate, nucleon-nucleon collision rate, related features. Time-dependent mean field.

doi: 10.1016/j.nuclphysa.2005.06.004
Citations: PlumX Metrics

2005AL49      Iader.Fiz.Enerh. 6 no.3, 29 (2005); Nuc.phys.atom.energ. 6, no.3, 29 (2005)

V.P.Aleshin, A.G.Artukh, B.Erdemchimeg, G.Kaminski, S.A.Klygin, Yu.M.Sereda, Yu.G.Teterev, A.N.Vorontsov

Semiclassical analysis of fragmentation of 18O-nucleus on the 181Ta and 9Be targets at 35 MeV/u

NUCLEAR REACTIONS 9Be, 181Ta(18O, X), E=35 MeV/nucleon; calculated zero-degree fragment yields, velocity distributions. Two-step reaction mechanism. Comparison with data.

doi: 10.15407/jnpae
Citations: PlumX Metrics

2002AL29      Iader.Fiz.Enerh. 3 no.2, 29 (2002); Nuc.phys.atom.energ. 3, no.2, p.29 (2002)

V.P.Aleshin

The imaginary part of the nucleon-nucleus optical potential in hot nuclei

NUCLEAR STRUCTURE 208Pb; calculated imaginary part of optical potential for 208Pb+n system, temperature dependence effects.

doi: 10.15407/jnpae
Citations: PlumX Metrics

2001AL04      Nucl.Phys. A679, 441 (2001)

V.P.Aleshin, M.Centelles, X.Vinas, N.G.Nicolis

Dynamic and Quasistatic Trajectories in Quasifission Reactions and Particle Emission

NUCLEAR REACTIONS 100Mo(60Ni, X), E=600, 1200 MeV; 112Sn(48Ca, X), E=480 MeV; calculated elongation vs neck radius, dynamic trajectories. 92,100Mo(63Cu, X), 100Mo(60Ni, X), E=10 MeV/nucleon; 144,148,154Sm(20Ne, X), E=20 MeV/nucleon; calculated neutron, proton, α multiplicities; deduced role of quasifission. Statistical particle evaporation model, comparison with data.

doi: 10.1016/S0375-9474(00)00371-7
Citations: PlumX Metrics

2000AL07      Acta Phys.Pol. B31, 941 (2000)

V.P.Aleshin

Production of 232, 233Pa in 6Li + 232Th Collisions in the Classical Trajectory Approach

NUCLEAR REACTIONS 232Th(6Li, X)232Pa/233Pa, E=30-50 MeV; calculated production σ. Semiclassical model, comparison with data.

1997AL15      Acta Phys.Pol. B28, 387 (1997)

V.P.Aleshin, B.Sidorenko, M.Centelles, X.Vinas

Light Particle Evaporation from Dynamical Systems

NUCLEAR REACTIONS 100Mo(60Ni, X), E=600 MeV; calculated reaction shape evolution; deduced particle evaporation features.

1996AL21      Nucl.Phys. A605, 120 (1996)

V.P.Aleshin

Transmission Coefficients in Strongly Deformed Nuclei

NUCLEAR STRUCTURE 161Ho; calculated α-emission associated energy, spectra, angular distributions, anisotropies. Heuristic models.

doi: 10.1016/0375-9474(96)00188-1
Citations: PlumX Metrics

1993AL04      J.Phys.(London) G19, 307 (1993)

V.P.Aleshin

Light Particle Emission Probabilities in Dissipative Collisions

NUCLEAR REACTIONS 108Ag(40Ar, X), E=247, 337 MeV; calculated intermediate system state evolution, shape parameters time dependence. 128Te(32S, X), 134Ba(24Mg, X), 142Nd(16O, X), 100Mo(60Ni, X), Ag(40Ar, X), 124Sn(37Cl, X), 141Pr(28Si, X), E ≤ 300 MeV; calculated prescission n, p, α-emission multiplicities. Semi-classical description, dissipative collision.

doi: 10.1088/0954-3899/19/2/013
Citations: PlumX Metrics

1993AL29      Roum.J.Phys. 38, 469 (1993)

V.P.Aleshin

Light Particle Emission - A Probe of Fission Mechanisms in Medium-Weight Nuclei

NUCLEAR REACTIONS 108Ag(40Ar, X), E=337 MeV; calculated shapes sequence. 128Te(32S, X), 134Ba(24Mg, X), 142Nd(16O, X), 100Mo(60Ni, X), Ag(40Ar, X), 124Sn(37Cl, X), 141Pr(28Si, X), E ≈ 100-300 MeV; calculated pre-scission particle multiplicities for n, p, d; deduced fission mechanism probing possibilities.

1990AL12      J.Phys.(London) G16, 853 (1990)

V.P.Aleshin

Angular Anisotropy of Charged Particles Evaporated from Deformed Nuclei

NUCLEAR STRUCTURE 170,164Yb; calculated n-, p-, α-emission characteristics. Semi-classical approach.

doi: 10.1088/0954-3899/16/6/009
Citations: PlumX Metrics

1990AL33      Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 118 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, 120 (1990)

V.P.Aleshin

Charged-Particle Trajectories in the Statistical Decay of Deformed Nuclei

NUCLEAR STRUCTURE 170Yb; calculated α-particle trajectories, asymptotic Eα, (166Er+α) system. Monte Carlo techniques.

1990AL41      Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 861 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, No.5, 45 (1990)

V.P.Aleshin, F.A.Ivanyuk

The Form of Intermediate Systems in Fusion-Fission Reactions

NUCLEAR REACTIONS Ag(35Cl, αF), E=350 MeV; 124Sn(37Cl, αF), E=200-254 MeV; 141Pr(28Si, αF), E=318 MeV; analyzed σ(θα), Eα following fission. Semi-classical approach.

1990AL44      Fiz.Elem.Chastits At.Yadra 21, 963 (1990); Sov.J.Part.Nucl. 21, 407 (1990)

V.P.Aleshin

Statistical Model of Particle Emission from Rapidly Rotating Spherical and Deformed Nuclei

NUCLEAR STRUCTURE A ≤ 166; calculated particle decay σ. Statistical decay, semi-classical theory.

NUCLEAR REACTIONS 232Th, 238U(α, F), E=120 MeV; calculated fission fragment σ(θ). Statistical decay, semi-classical theory.

1988AL09      J.Phys.(London) G14, 339 (1988)

V.P.Aleshin

On the Classical Limit of Quantum Theory of Compound Nucleus Decay

NUCLEAR STRUCTURE 237Bk, 143Gd; calculated evaporation σ(θα). Compound nucleus decay, classical limit.

doi: 10.1088/0305-4616/14/3/010
Citations: PlumX Metrics

1988AL25      Izv.Akad.Nauk SSSR, Ser.Fiz. 52, 81 (1988); Bull.Acad.Sci.USSR, Phys.Ser. 52, No.1, 75 (1988)

V.P.Aleshin

Angular and Energy Correlations between Light Particles and Daughter-Nuclide Fission Fragments

NUCLEAR STRUCTURE 143Gd; calculated σ(θα) following compound system evaporation.

1986AL31      Izv.Akad.Nauk SSSR, Ser.Fiz. 50, 982 (1986); Bull.Acad.Sci.USSR, Phys.Ser. 50, No.5, 150 (1986)

V.P.Aleshin, S.R.Ofengenden

The Mechanism of the 108Ag(40Ar, αα) Reaction at an Energy of 285 MeV

NUCLEAR REACTIONS 108Ag(40Ar, 2α), E=285 MeV; calculated σ(θ1, θ2), anisotropy; deduced reaction mechanism. Quasi-classical formulas.

1985AL01      J.Phys.(London) G11, 243 (1985)

V.P.Aleshin, S.R.Ofengenden

Quasiclassical Angular Correlation in the Decay of Compound Nuclei

NUCLEAR REACTIONS 16O(58Ni, 2α), E=70 MeV; calculated αα(θ, φ); deduced potential parameters. Quasiclassical compound nucleus decay treatment.

doi: 10.1088/0305-4616/11/2/010
Citations: PlumX Metrics

1985AL19      Izv.Akad.Nauk SSSR, Ser.Fiz. 49, 1003 (1985); Bull.Acad.Sci.USSR, Phys.Ser. 49, No.5, 158 (1985)

V.P.Aleshin, S.R.Ofengenden

Angular Correction of Evaporation Particles from Fast-Rotating Nuclei

NUCLEAR REACTIONS 16O(58Ni, 2α), E=70 MeV; calculated αα(θ). Classical statistical model.

1983AL16      Ukr.Fiz.Zh. 28, 1146 (1983)

V.P.Aleshin

Nuclear Excitation by Annihilation Positrons Coupled to Atomic Electrons

NUCLEAR REACTIONS 115In(γ, γ'), E=1.078 MeV; 113In(γ, γ'), E=1.129 MeV; 111Cd(γ, γ'), E=1.33 MeV; 176Lu(γ, γ'), E=1.083 MeV; calculated σ. Annihilation γ-radiation, comparison with experiment.

1980AL32      Izv.Akad.Nauk SSSR, Ser.Fiz. 44, 1075 (1980); Bull.Acad.Sci.USSR, Phys.Ser. 44, No.5, 154 (1980)

V.P.Aleshin, S.R.Ofengenden

Analysis of Coulomb Excitation of Deformed Nuclei within the Framework of Classical Theory

NUCLEAR REACTIONS 232Th(84Kr, 84Kr'), E=371 MeV; 232Th, 174Yb(136Xe, 136Xe'), E=595 MeV; 174Yb(86Kr, 86Kr'), E=371 MeV; analyzed Coulomb excitation data. Classical theory, sudden approximation, high-spin states.

1980AL33      Izv.Akad.Nauk SSSR, Ser.Fiz. 44, 1084 (1980); Bull.Acad.Sci.USSR, Phys.Ser. 44, No.5, 162 (1980)

V.P.Aleshin, B.D.Konstantinov

Sticking Coefficients in the Strong-Absorption Model

NUCLEAR REACTIONS 232Th(α, α), (α, α'), E=27.2 MeV; calculated amplitudes, sticking coefficient vs l. Direct, compound reaction mechanisms.

1975AL35      Yad.Fiz. 22, 997 (1975); Sov.J.Nucl.Phys. 22, 519 (1975)

V.P.Aleshin

Mechanism of Reactions of Incomplete Fusion with Heavy Ions

NUCLEAR REACTIONS 232Th(40Ar, X), E=388 MeV; calculated σ(fragment, θ).

1974AL17      Yad.Fiz. 20, 497 (1974); Sov.J.Nucl.Phys. 20, 267 (1975)

V.P.Aleshin

Angular Distributions of Heavy Ions in Deep-Inelastic Transfer Reactions

NUCLEAR REACTIONS 232Th(22Ne, xnyp), E=174 MeV; calculated σ.

1973AL29      Izv.Akad.Nauk SSSR, Ser.Fiz. 37, 1088 (1973); Bull.Acad.Sci.USSR, Phys.Ser. 37, No.5, 153 (1974)

V.P.Aleshin

A Simple Method of Taking into Account the Nonsingle-Particle Mechanism of Proton Decay of Isobaric Analog Resonances

NUCLEAR STRUCTURE 121Sn, 121Sb, 93Mo, 93Tc; calculated wavefunctions of IAR resonances.

1973AL31      Izv.Akad.Nauk SSSR, Ser.Fiz. 37, 1959 (1973); Bull.Acad.Sci.USSR, Phys.Ser. 37, No.9, 137 (1974)

V.P.Aleshin

M1 Decay of Isobaric Analog States in 31P, 49Sc, 61Cu, and 37Cl

NUCLEAR STRUCTURE 31P, 37Cl, 49Sc, 61Cu; calculated M1 decay of analog states.

1971AL30      Ukr.Fiz.Zh. 16, 1866 (1971)

V.P.Aleshin, V.M.Kolomiets

Contribution to the Problem on the Structure of Isobaric Analog and Configuration States

NUCLEAR STRUCTURE 49Sc, 209Bi; calculated isobaric analog, configuration states.

1971AL32      Izv.Akad.Nauk SSSR, Ser.Fiz. 35, 2368 (1971); Bull.Acad.Sci.USSR, Phys.Ser. 35, 2148 (1972)

V.P.Aleshin, V.M.Kolomiets

β-γ Transitions and the Structure of Antianalog States

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