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NSR database version of May 3, 2024.

Search: Author = M.V.Chushnyakova

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2023CH52      Chin.J.Phys.(Taiwan) 86, 402 (2023)

M.V.Chushnyakova

Theoretical modeling of the above-barrier fusion process for nuclei with Z = N based on the experimental nuclear charge densities

NUCLEAR REACTIONS ¹⁴⁴Sm(¹⁶O, X), ¹²C, ²⁴Mg, ⁴⁰Ca(³²S, X), ²⁸Si(¹²C, X), (²⁴Mg, X), (²⁸Si, X), ²⁴Mg(¹²C, X), (¹⁶O, X), (²⁴Mg, X), E(cm)<100 MeV; analyzed available data; deduced σ, nuclear charge densities, nucleus-nucleus double-folding potentials.

doi: 10.1016/j.cjph.2023.10.037
Citations: PlumX Metrics

2023GO09      Chin.J.Phys.(Taiwan) 84, 392 (2023)

I.I.Gontchar, M.V.Chushnyakova

Sub-barrier heavy-ion fusion/capture: Accurate accounting for zero-point quadrupole shape oscillations with realistic nucleus-nucleus potential

NUCLEAR REACTIONS ⁵⁴Fe, ⁵⁸Ni, ¹⁴⁴Nd, ¹⁴⁸Sm(¹⁶O, X), ⁵⁴Fe, ^58,60Ni(⁵⁸Ni, X), E not given; calculated σ. Comparison with available data.

doi: 10.1016/j.cjph.2023.04.017
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2023GO10      Chin.Phys.C 47, 084103 (2023)

I.I.Gontchar, M.V.Chushnyakova

Experimental nuclear charge density and theoretical description of the above-barrier light heavy-ion fusion process

NUCLEAR REACTIONS ¹²C(¹²C, X), (¹⁶O, X), ¹⁶O, ⁴⁰Ca(¹⁶O, X), ⁴⁰Ca(⁴⁰Ca, X), E(cm)=10-100 MeV; analyzed available data; deduced nucleus-nucleus potential using the semi-microscopical double-folding model with M3Y-Paris NN-forces, proton and neutron densities, fusion σ.

doi: 10.1088/1674-1137/acd682
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2022CH57      Phys.Rev. C 106, 069801 (2022)

M.V.Chushnyakova, I.I.Gontchar, O.M.Sukhareva

Comment on "Effect of density and nucleon-nucleon potential on the fusion cross section within the relativistic mean field formalism"

NUCLEAR REACTIONS ²³⁸U(⁴⁸Ca, X), E=181, 186, 193, 201 MeV; calculated σ(E) for deformed and spherical target. Calculations using single parabolic barrier penetration model with Paris and Reid M3Y NN forces.

doi: 10.1103/PhysRevC.106.069801
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2022GO02      Phys.Rev. C 105, 014612 (2022)

I.I.Gontchar, M.V.Chushnyakova, O.M.Sukhareva

Systematic application of the M3Y NN forces for describing the capture process in heavy-ion collisions involving deformed target nuclei

NUCLEAR REACTIONS ⁵⁹Co, ⁶⁵Cu, ¹⁵⁴Sm, ¹⁸⁶W, ²³⁸U(¹⁶O, X), ¹⁸¹Ta, ¹⁹⁷Au, ²³²Th(¹⁹F, X), ⁵⁰Cr, ⁵⁹Co(²⁰Ne, X), ¹⁹⁷Au, ²³⁸U(²⁶Mg, X), ⁷⁴Ge(²⁷Al, X), ⁷⁴Ge, ¹⁸¹Ta, ¹⁹⁷Au, ²³⁸U(⁴⁰Ar, X), ²³⁸U(⁴⁸Ti, X), ¹⁶⁵Ho(⁵⁶Fe, X), (⁵⁸Ni, X), E(cm)=20-180 MeV; ⁵⁸Ni, ¹²⁴Sn, ¹³²Sn(⁵⁸Ni, X), ⁶⁴Ni, ¹²⁴Sn, ¹³²Sn(⁶⁴Ni, X), E(cm)/B_z=0.8-1.5; calculated σ(E) using double-folding model (DFM) with the M3Y Paris nucleon-nucleon (NN) forces, with nucleon densities generated from the experimental three-parameter Fermi charge densities; deduced that the density-dependent M3Y NN forces with the finite range exchange part can be mimicked successfully by the zero-range density-independent forces. Comparison with experimental data.

doi: 10.1103/PhysRevC.105.014612
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2021CH02      J.Phys.(London) G48, 015101 (2021)

M.V.Chushnyakova, I.I.Gontchar, N.A.Khmyrova

Detail study of application of the relativistic mean-field effective NN forces for heavy-ion fusion within a dynamical mode

NUCLEAR REACTIONS ¹²C, ¹⁶O, ²⁸Si, ^32,36S, ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(¹²C, X), ¹⁶O, ²⁸Si, ^32,36S, ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(¹⁶O, X), ²⁸Si, ^32,36S, ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(²⁸Si, X), ^32,36S, ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(³⁶S, X), (³²S, X), E not given; analyzed available data; deduced Coulomb barrier heights, fusion σ.

doi: 10.1088/1361-6471/ab907a
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2021CH32      Bull.Rus.Acad.Sci.Phys. 85, 490 (2021)

M.V.Chushnyakova, I.I.Gontchar, N.A.Khmyrova, A.A.Klimochkina

Relativistic Mean-Field Effective Nucleon-Nucleon Forces in the Dynamic Modeling of Heavy Ion Fusion

NUCLEAR REACTIONS ⁹²Zr, ¹⁴⁴Sm(¹⁶O, X), (¹²C, X), ²⁰⁸Pb(¹²C, X), ⁹²Zr(²⁸Si, X), E not given; calculated fusion σ. Comparison with experimental data.

doi: 10.3103/S1062873821050051
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2021CH33      J.Phys.(London) G48, 088002 (2021)

M.V.Chushnyakova, I.I.Gontchar, N.A.Khmyrova

Reply to Comment on 'Detail study of application of the relativistic mean-field effective NN forces for heavy-ion fusion within a dynamical model'

NUCLEAR STRUCTURE ²²O, ¹⁰⁶Zr, ¹⁴⁴Sm, ^204,208Pb; analyzed available data; deduced nucleus-nucleus interaction potential, changing the SKX Hartree-Fock densities to the RMF impact on σ.

doi: 10.1088/1361-6471/ac0581
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2021SU14      Bull.Rus.Acad.Sci.Phys. 85, 508 (2021)

O.M.Sukhareva, M.V.Chushnyakova, I.I.Gontchar, A.A.Klimochkina

A New Algorithm for Calculating Proton, Neutron, and Charge Densities in Nuclei: Comparisons to Experimental Data

NUCLEAR STRUCTURE ⁴⁰Ca, ⁵⁰Ti, ⁵⁸Ni, ^90,92,96Zr, ^112,116Sn, ²⁰⁴Pb; calculated rms charge radii, proton, neutron, charge densities. Comparison with experimental data.

doi: 10.3103/S106287382105021X
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2020CH04      Nucl.Phys. A994, 121657 (2020)

M.V.Chushnyakova, M.Bhuyan, I.I.Gontchar, N.A.Khmyrova

Above-barrier heavy-ion fusion cross-sections using the relativistic mean-field approach: Case of spherical colliding nuclei

doi: 10.1016/j.nuclphysa.2019.121657
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2018GO17      Phys.Rev. C 98, 029801 (2018)

I.I.Gontchar, M.V.Chushnyakova

Comment on "Temperature dependence of nuclear fission time in heavy-ion fusion-fission reactions'"

doi: 10.1103/PhysRevC.98.029801
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2016CH55      Bull.Rus.Acad.Sci.Phys. 80, 938 (2016)

M.V.Chushnyakova, I.I.Gontchar

Post-scission dissipative motion and fission-fragment kinetic energy

doi: 10.3103/S1062873816080086
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2016GO08      J.Phys.(London) G43, 045111 (2016)

I.I.Gontchar, M.V.Chushnyakova

Describing the heavy-ion above-barrier fusion using the bare potentials resulting from Migdal and M3Y double-folding approaches

NUCLEAR STRUCTURE ¹²C, ¹⁶O, ²⁸Si, ^32,36S, ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb; calculated rms charge radii. Comparison with experimental data.

NUCLEAR REACTIONS ⁹²Zr, ^204,208Pb(¹²C, X), ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(¹⁶O, X), ⁹²Zr, ²⁰⁸Pb(²⁸Si, X), ²⁰⁸Pb(³²S, X), ^204,208(³⁶S, X), E=10-150 MeV; calculated above-barrier fusion σ. Comparison with experimental data.

doi: 10.1088/0954-3899/43/4/045111
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2016GO31      Phys.Atomic Nuclei 79, 543 (2016); Yad.Fiz. 79, 356 (2016)

I.I.Gontchar, M.V.Chushnyakova

Systematic comparison of barriers for heavy-ion fusion calculated on the basis of the double-folding model by employing two versions of nucleon-nucleon interaction

COMPILATION ¹²C, ¹⁶O, ²⁸Si, ^32,36S, ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb; compiled nuclear radii, deviations between calculations and data.

NUCLEAR REACTIONS ¹²C, ¹⁶O, ³²S, ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(¹²C, x), E not given;¹⁶O, ²⁸Si, ³²S, ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(¹⁶O, x), E not given;²⁸Si, ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(²⁸Si, x), E not given;⁹²Zr, ¹⁴⁴Sm, ²⁰⁸Pb(³²S, x), E not given;¹⁴⁴Sm, ^204,208Pb(³⁶S, x), E not given; calculated fission barrier parameters touching point radius, fission barrier height at zero angular momentum.

doi: 10.1134/S1063778816040104
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2015CH43      Nucl.Phys. A941, 255 (2015)

M.V.Chushnyakova, I.I.Gontchar

Approximating the spin distributions in capture reactions between spherical nuclei

NUCLEAR REACTIONS ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(¹²C, γ), (¹⁶O, γ), E(cm)≈0-70 MeV;⁹²Zr, ²⁰⁸Pb(²⁸Si, γ), E(cm)≈60-120MeV;²⁰⁴Pb(³⁶S, γ), E(cm)≈120 MeV;²⁰⁸Pb(³²S, γ), (³⁶S, γ), E≈120 MeV; analyzed, calculated radiative σ; compared to data; deduced spin distribution approximate approach.

doi: 10.1016/j.nuclphysa.2015.06.019
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2015CH54      Pramana 85, 653 (2015)

M.V.Chushnyakova, I.I.Gontchar

Oscillations of the fusion cross-sections in the ¹⁶O+¹⁶O reaction

NUCLEAR REACTIONS ¹⁶O(¹⁶O, X), E(cm)<40 MeV; analyzed available data; deduced σ oscillations. Fluctuation-dissipation model and the single barrier penetration model calculations.

doi: 10.1007/s12043-014-0917-0
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2014CH33      Phys.Rev. C 90, 017603 (2014)

M.V.Chushnyakova, R.Bhattacharya, I.I.Gontchar

Dynamical calculations of the above-barrier heavy-ion fusion cross sections using Hartree-Fock nuclear densities with the SKX coefficient set

NUCLEAR REACTIONS ⁹²Zr, ¹⁴⁴Sm, ^204,208Pb(¹²C, X), (¹⁶O, X), ⁹²Zr, ²⁰⁸Pb(²⁸Si, X), ²⁰⁸Pb(³²S, X), ^204,208Pb(³⁶S, X), E above Coulomb barrier of 35-144 MeV; analyzed fusion cross sections; deduced dependence of radial friction strength K_R on Coulomb barrier height. Fluctuation-dissipation trajectory model based on the double-folding approach with the density-dependent M3Y NN forces.

doi: 10.1103/PhysRevC.90.017603
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2014GO04      Phys.Rev. C 89, 034601 (2014)

I.I.Gontchar, R.Bhattacharya, M.V.Chushnyakova

Quantitative analysis of precise heavy-ion fusion data at above-barrier energies using Skyrme-Hartree-Fock nuclear densities

NUCLEAR REACTIONS ¹⁶O, ²⁸Si, ⁹²Zr, ¹⁴⁴Sm, ²⁰⁸Pb(¹⁶O, X), ²⁸Si, ⁹²Zr, ²⁰⁸Pb(²⁸Si, X), ²⁰⁸Pb(³²S, X), at Barrier height/E(cm)=0.5-1.0; calculated capture fusion σ, transmission coefficients, nucleon and charge densities, rms charge radii, influence of tensor forces on capture σ, potential barrier height and radius, reduced σ. Skyrme-Hartree-Fock (SHF) single barrier penetration model based on Woods-Saxon profile for strong nucleus-nucleus interaction potential. Comparison with experimental data.

doi: 10.1103/PhysRevC.89.034601
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2013CH04      Phys.Rev. C 87, 014614 (2013)

M.V.Chushnyakova, I.I.Gontchar

Heavy ion fusion: Possible dynamical solution of the problem of the abnormally large diffuseness of the nucleus-nucleus potential

NUCLEAR REACTIONS ⁹²Zr, ¹⁴⁴Sm, ²⁰⁸Pb(¹⁶O, X), E(cm)=55, 60, 62, 67 MeV; Calculated time dependence of radial coordinate, radial momentum, dissipative radial force and dissipated energy, strong nucleus-nucleus interaction potentials (Snnp), nucleus-nucleus potentials, capture and fusion σ(E). ²⁰⁸Pb(⁸⁴Kr, X), E=494, 518, 718 MeV; ¹⁶⁵Ho, ²⁰⁹Bi(¹³⁶Xe, X), E=1130 MeV; calculated capture σ. ²⁰⁶Pb(⁴⁰Ar, X), ²⁰⁸Pb(⁵⁰Ti, X), (⁵²Cr, X), (⁶⁴Ni, X), E not given; calculated dissipative barrier energies. Double-folding model with density-dependent M3Y NN forces. Comparison with other theoretical studies, and with experimental data.

doi: 10.1103/PhysRevC.87.014614
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2010GO29      Phys.Rev. C 82, 064606 (2010)

I.I.Gontchar, M.V.Chushnyakova, N.E.Aktaev, A.L.Litnevsky, E.G.Pavlova

Disentangling effects of potential shape in the fission rate of heated nuclei

doi: 10.1103/PhysRevC.82.064606
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2009CH07      Bull.Rus.Acad.Sci.Phys. 73, 185 (2009); Izv.Akad.Nauk RAS, Ser.Fiz. 73, 196 (2009)

M.V.Chushnyakova, N.E.Aktaev, I.I.Gonchar

The effect of difference between neutron and proton density distributions on the nuclei fusion barrier in a double folding model

NUCLEAR REACTIONS ¹³²Sn(⁹²Kr, X), (⁹⁴Kr, X), E not given; ⁵⁶Ni, ⁸²Kr(¹³²Sn, X), E not given; ⁵⁶Ni(⁷⁴Ni, X), (¹³²Sn, X), E not given; ⁸²Kr(⁵⁶Ni, X), (⁹⁴Kr, X), (¹³²Sn, X), E not given; calculated fusion barriers.

doi: 10.3103/S1062873809020117
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Note: The following list of authors and aliases matches the search parameter M.V.Chushnyakova: , M.V.CHUSHNYAKOVA