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NSR database version of April 27, 2024.

Search: Author = S.P.Ivanova

Found 69 matches.

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2009BO17      Phys.Atomic Nuclei 72, 928 (2009); Yad.Fiz. 72, 972 (2009)

O.N.Bolgova, G.G.Adamian, N.V.Antonenko, A.S.Zubov, S.P.Ivanova, W.Scheid

Isotopic dependence of the cross section for the induced fission of heavy nuclei

NUCLEAR REACTIONS ²⁰⁸Pb(²¹¹Ra, X), (²¹²Ra, X), (²¹³Ra, X), (²⁰³Rn, X), (²⁰⁴Rn, X), (²⁰⁵Rn, X), (²⁰⁶Rn, X), (²⁰⁷Rn, X), (²⁰⁸Rn, X), (²⁰⁹Rn, X), (²¹⁰Rn, X), (²¹¹Rn, X), (²²¹Th, X), (²²²Th, X), (²²³Th, X), (²²⁴Th, X), (²²⁵Th, X), (²²⁶Th, X), (²²⁷Th, X), (²²⁸Th, X), (²²⁹Th, X), (²³⁰Th, X), (²³¹Th, X), E=420 MeV/nucleon;calculated fission σ; deduced fission stabilization. Statistical model.

doi: 10.1134/S1063778809060040
Citations: PlumX Metrics

2007AD23      Int.J.Mod.Phys. E16, 1021 (2007)

G.G.Adamian, N.V.Antonenko, R.V.Jolos, S.P.Ivanova, Yu.V.Palchikov, T.M.Shneidman, A.Andreev, W.Scheid

Nuclear Molecules

doi: 10.1142/S0218301307006472
Citations: PlumX Metrics

2007AN28      Phys.Atomic Nuclei 70, 1649 (2007)

A.V.Andreev, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, S.N.Kuklin, W.Scheid

Cluster aspects of binary and ternary fission

RADIOACTIVITY ^256,258Fm(SF), ^256,258,262No(SF); calculated kinetic energy and charge distribution of fission fragments using a statistical model.

doi: 10.1134/S1063778807090268
Citations: PlumX Metrics

2007ZU02      Acta Phys.Pol. B38, 1595 (2007)

A.S.Zubov, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Isotopic Dependence of Neutron Emission from Dinuclear System

NUCLEAR REACTIONS ²⁰⁸Pb(Ni, X), E not given; calculated isotopic dependence of neutron emission and quasifission using a statistical approach.

2007ZU03      Eur.Phys.J. A 33, 223 (2007)

A.S.Zubov, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Isotopic dependence of neutron emission from dinuclear system

NUCLEAR REACTIONS ²⁰⁸Pb(⁶²Ni, X), (⁶³Ni, X), (⁶⁴Ni, X), (⁶⁵Ni, X), (⁶⁶Ni, X), (⁶⁷Ni, X), (⁶⁸Ni, X), (⁶⁹Ni, X), (⁷⁰Ni, X), (⁷¹Ni, X), (⁷²Ni, X), (⁷³Ni, X), E not given; calculated neutron emission probabilities and isotopic dependence for the dinuclear systems using a statistical approach.

doi: 10.1140/epja/i2006-10451-7
Citations: PlumX Metrics

2006AN06      Phys.Atomic Nuclei 69, 197 (2006); Yad.Fiz. 69, 219 (2006)

A.V.Andreev, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Effects of Nuclear Deformation in Dinuclear Systems: Application to the Fission Process

NUCLEAR STRUCTURE ¹⁰²Zr, ¹⁰⁸Mo, ¹³²Sn; calculated surface energy, Coulomb energy, shell correction, potential energy vs deformation. ²³⁴U, ²⁴⁰Pu, ²⁵⁸Fm; calculated potential energy surfaces for dinuclear systems.

NUCLEAR REACTIONS ^234,236U, ²⁴⁰Pu, ²⁵⁰Cf(n, F), E=thermal; ²³²Th(γ, F), E not given; calculated fission fragments kinetic energies. Improved scission-point model.

RADIOACTIVITY ²⁵²Cf, ²⁵⁸Fm, ²⁵⁸No(SF); calculated fission fragments kinetic energies. Improved scission-point model.

doi: 10.1134/S1063778806020049
Citations: PlumX Metrics

2005AN32      Eur.Phys.J. A 26, 327 (2005)

A.V.Andreev, G.G.Adamian, N.V.Antonenko, S.P.Ivanova

Bimodality and charge splitting in fission of actinides

NUCLEAR REACTIONS ²³⁵U(n, F), E=thermal; calculated potential energy of scission configurations, deformation parameters, kinetic energies. ²³⁹Pu(n, F), E=thermal; calculated deformation parameters, kinetic energies. Comparison with data.

RADIOACTIVITY ²⁵⁸Fm(SF); calculated potential energy of scission configurations, deformation parameters, fission fragment kinetic energies and mass distributions. ^256,258,262No, ²⁵⁶Fm, ²⁵²Cf(SF); calculated deformation parameters, kinetic energies. ²⁵⁸No(SF); calculated fission fragment kinetic energies and mass distributions. Comparison with data.

doi: 10.1140/epja/i2005-10179-x
Citations: PlumX Metrics

2005ZU02      Eur.Phys.J. A 23, 249 (2005)

A.S.Zubov, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Survival probabilities of superheavy nuclei based on recent predictions of nuclear properties

NUCLEAR REACTIONS ^206,208Pb(⁴⁸Ca, n), (⁴⁸Ca, 2n), (⁴⁸Ca, 3n), (⁴⁸Ca, 4n), E^* ≈ 12-45 MeV; ²⁰⁴Pb(⁴⁸Ca, 2n), (⁴⁸Ca, 3n), E^* ≈ 16-45 MeV; calculated excitation functions. ²⁰⁹Bi(⁴⁸Ca, 2n), (⁴⁸Ca, 3n), (⁵⁰Ti, 2n), (⁵⁰Ti, 3n), (⁵⁴Cr, 2n), (⁵⁴Cr, 3n), (⁵⁸Fe, 2n), E^* ≈ 20-32 MeV; ²⁰⁸Pb(⁵⁰Ti, 2n), (⁵⁰Ti, 3n), (⁵⁴Cr, 2n), (⁵⁴Cr, 3n), (⁵⁸Fe, 2n), (⁵⁸Fe, 3n), E^* ≈ 20-32 MeV; ²⁴⁵Cm(⁴⁸Ca, 3n), E^*=30 MeV; ²⁴⁸Cm(⁴⁸Ca, 4n), E^*=36 MeV; calculated evaporation residue σ. Comparisons with data.

doi: 10.1140/epja/i2004-10089-5
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2004AN26      Eur.Phys.J. A 22, 51 (2004)

A.V.Andreev, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Possible explanation of fine structures in mass-energy distribution of fission fragments

NUCLEAR STRUCTURE ²³²Th, ^234,236U, ²⁴⁰Pu, ^250,252Cf, ²⁵⁶No, ²⁵⁸Fm; calculated fission fragments mean kinetic energy, related features. Improved scission point model, comparison with data.

doi: 10.1140/epja/i2004-10017-9
Citations: PlumX Metrics

2004ZU03      Acta Phys.Hung.N.S. 19, 147 (2004)

A.S.Zubov, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Survival Probability of Excited Heavy and Superheavy Nuclei

NUCLEAR STRUCTURE ²⁵⁸Rf, ²⁶⁶Hs, ²⁸⁴Fl; analyzed ratio of neutron emission, fission widths, fission barrier and survival probability features.

doi: 10.1556/APH.19.2004.1-2.22
Citations: PlumX Metrics

2003AD31      Acta Phys.Pol. B34, 2147 (2003)

G.G.Adamian, A.V.Andreev, N.V.Antonenko, S.P.Ivanova, R.V.Jolos, W.Scheid, T.M.Shneidman

Dinuclear system phenomena in nuclear structure and nuclear reactions

NUCLEAR STRUCTURE ¹⁴⁶Ba, ¹⁴⁸Nd, ²²²Ra, ²⁴²Pu; calculated level energies for alternating-parity states. ¹⁹⁴Hg, ¹⁹⁴Pb, ^234,236,238U, ^236,239,240Pu, ²⁴⁰Am, ^230,231,233Th; calculated cluster states quadrupole moments, related features. Dinuclear system approach, comparison with data.

2003AD34      Acta Phys.Hung.N.S. 18, 311 (2003)

G.G.Adamian, A.V.Andreev, N.V.Antonenko, S.P.Ivanova, N.Nenoff, W.Scheid, T.M.Shneidman

Cluster Interpretation of Highly Deformed Nuclear States

NUCLEAR STRUCTURE ¹⁹⁴Hg, ¹⁹⁴Pb, ^236,238U, ^236,239,240Pu, ²⁴⁰Am, ^230,231,233Th, ^234,236U; calculated superdeformed and hyperdeformed cluster configurations transition energies. Dinuclear system approach.

doi: 10.1556/APH.18.2003.2-4.32
Citations: PlumX Metrics

2003SH04      Yad.Fiz. 66, 230 (2003); Phys.Atomic Nuclei 66, 206 (2003)

T.M.Shneidman, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, R.V.Jolos, W.Scheid

Generation of Angular Momentum of Fission Fragments in a Cluster Model

RADIOACTIVITY ²⁵²Cf(SF); calculated fission fragments angular momentum for different decay channels. Dinuclear system concept, comparisons with data.

doi: 10.1134/1.1553492
Citations: PlumX Metrics

2003ZU02      Yad.Fiz. 66, 242 (2003); Phys.Atomic Nuclei 66, 218 (2003)

A.S.Zubov, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Survivability of Excited Superheavy Nuclei

NUCLEAR STRUCTURE ²⁵⁸Rf, ²⁶⁶Hs, ²⁸⁴Fl, ²⁹⁴Lv; calculated level densities, relative neutron emission, fission widths.

NUCLEAR REACTIONS ²⁰⁸Pb, ²⁰⁹Bi(⁴⁸Ca, n), (⁵⁰Ti, n), (⁵⁰Ti, 2n), (⁵⁰Ti, 3n), (⁵⁴Cr, n), (⁵⁸Fe, n), (⁶²Ni, n), (⁶⁴Ni, n), (⁶⁸Zn, n), (⁷⁰Zn, n), (⁷⁴Ge, n), (⁷⁶Ge, n), (⁸⁰Se, n), (⁸²Se, n), (⁸²Kr, n), (⁸⁴Kr, n), (⁸⁶Kr, n), (⁹⁰Sr, n), (⁹²Sr, n), (⁹⁴Sr, n), ²⁰⁸Pb(⁵⁴Cr, 2n), (⁵⁸Fe, 2n), (⁸⁴Ge, 2n), ²⁴⁴Pu(⁴⁸Ca, 4n), E^* ≈ 11-37 MeV; calculated compound nucleus survival probabilities.

doi: 10.1134/1.1553493
Citations: PlumX Metrics

2003ZU04      Phys.Rev. C 68, 014616 (2003)

A.S.Zubov, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Competition between evaporation channels in neutron-deficient nuclei

NUCLEAR REACTIONS ²⁰⁸Pb(²²Ne, xn), (²²Ne, xnp), (²²Ne, xnα), ¹⁸⁰Hf(⁴⁰Ar, xn), (⁴⁰Ar, xnp), (⁴⁰Ar, xnα), ⁹⁶Zr(¹²⁴Sn, xn), (¹²⁴Sn, xnp), (¹²⁴Sn, xnα), E^* ≈ 35-90 MeV; ¹⁰⁰Mo, ¹¹⁰Pd(¹¹⁰Pd, xnypzα), E^* ≈ 40 MeV; ^56,58,60Ni(⁵⁸Ni, 2n), ⁶³Cu(⁵⁸Ni, 2np), ⁵⁸Ni(⁵⁸Ni, 4n), ⁶⁴Zn(⁵⁸Ni, nα), (⁵⁸Ni, 2nα), (⁵⁸Ni, 3nα), E^* ≈ 40-80 MeV; calculated evaporation residue σ. Statistical model, comparisons with data.

doi: 10.1103/PhysRevC.68.014616
Citations: PlumX Metrics

2003ZU06      Acta Phys.Pol. B34, 2083 (2003)

A.S.Zubov, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Survival probability of excited heavy nuclei

NUCLEAR REACTIONS ²⁰⁸Pb(²²Ne, 2nα), (²²Ne, 3nα), (²²Ne, 4nα), (²²Ne, 5nα), (²²Ne, 6nα), (²²Ne, 7nα), E^* ≈ 35-90 MeV; ¹⁸⁰Hf(⁴⁰Ar, 3np), (⁴⁰Ar, 4np), (⁴⁰Ar, 5np), E^* ≈ 40-66 MeV; ⁹⁶Zr(¹²⁴Sn, 3np), (¹²⁴Sn, 4np), (¹²⁴Sn, 5np), E^* ≈ 40-60 MeV; calculated σ. Statistical model, comparisons with data.

2002SH20      Phys.Rev. C65, 064302 (2002)

T.M.Shneidman, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, R.V.Jolos, W.Scheid

Role of Bending Mode in Generation of Angular Momentum of Fission Fragments

RADIOACTIVITY ²⁵²Cf(SF); calculated fission fragments angular momenta vs neutron multiplicity, role of bending vibrations. Dinuclear system concept, comparison with data.

doi: 10.1103/PhysRevC.65.064302
Citations: PlumX Metrics

2002ZU01      Phys.Rev. C65, 024308 (2002)

A.S.Zubov, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Survival Probability of Superheavy Nuclei

NUCLEAR STRUCTURE ²⁵⁸Rf, ²⁶⁶Hs, ²⁷²Ds, ²⁷⁶Cn; Z=102-120; calculated superheavy nucleus survival probability following heavy-ion fusion. Statistical model.

NUCLEAR REACTIONS ²⁰⁸Pb, ²⁰⁹Bi(⁵⁰Ti, n), (⁵⁰Ti, 2n), (⁵⁰Ti, 3n), E^* ≈ 15-30 MeV; ²⁰⁸Pb(⁵⁴Cr, n), (⁵⁴Cr, 2n), (⁵⁸Fe, n), (⁵⁸Fe, 2n), (⁸⁴Ge, 2n), E^* ≈ 15-22 MeV; ²⁴⁴Pu(⁴⁸Ca, 4n), E^*=37 MeV; calculated superheavy nucleus survival probabilities.

doi: 10.1103/PhysRevC.65.024308
Citations: PlumX Metrics

2001AD29      Acta Phys.Hung.N.S. 14, 3 (2001)

G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, S.P.Ivanova, W.Scheid, V.V.Volkov

Fusion to Superheavy Nuclei and Quasifission

doi: 10.1556/APH.14.2001.1-4.2
Citations: PlumX Metrics

2000AD17      Phys.Rev. C62, 064303 (2000)

G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Analysis of Survival Probability of Superheavy Nuclei

NUCLEAR REACTIONS ²⁰⁸Pb(⁴⁸Ca, X), (⁵⁰Ti, X), (⁵⁴Cr, X), (⁵⁸Fe, X), (⁶²Ni, X), (⁶⁴Ni, X), (⁶⁸Zn, X), (⁷⁰Zn, X), (⁷⁴Ge, X), (⁷⁶Ge, X), (⁸⁰Se, X), (⁸²Se, X), (⁸²Kr, X), (⁸⁴Kr, X), (⁸⁶Kr, X), (⁹⁰Sr, X), (⁹²Sr, X), (⁹⁴Sr, X), E^* ≈ 11-17 MeV; calculated neutron evaporation vs fission widths, evaporation residue production σ, superheavy nucleus survival probability. Statistical model.

doi: 10.1103/PhysRevC.62.064303
Citations: PlumX Metrics

2000SH20      Nucl.Phys. A671, 119 (2000)

T.M.Shneidman, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Relationship between Dinuclear Systems and Nuclei in Highly Deformed States

NUCLEAR STRUCTURE ⁷⁶Kr, ¹⁵²Dy, ²³²Th, ²³⁴U, ²⁴⁰Pu; calculated deformation parameters, potential energy vs mass asymmetry. ^{220,222,224,226,228}Th; calculated octupole deformation. Dinuclear system approach.

doi: 10.1016/S0375-9474(99)00828-3
Citations: PlumX Metrics

2000SH44      Yad.Fiz. 63, No 10, 1805 (2000); Phys.Atomic Nuclei 63, 1716 (2000)

T.M.Shneidman, G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Clustering Aspects of Nuclei in Highly Deformed States

NUCLEAR STRUCTURE ¹⁵²Dy, ²⁴⁰Pu, ²³⁴U, ²³²Th; calculated deformation, quadrupole and octupole moments, moments of inertia, potential energy vs cluster configuration; deduced superdeformed and hyperdeformed states features. Dinuclear system approach.

doi: 10.1134/1.1320140
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1999AD02      Nucl.Phys. A646, 29 (1999)

G.G.Adamian, N.V.Antonenko, S.P.Ivanova, W.Scheid

Problems in Description of Fusion of Heavy Nuclei in the Two-Center Shell Model Approach

NUCLEAR REACTIONS ¹¹⁰Pd, ¹³⁶Xe(¹¹⁰Pd, X), ¹²⁴Sn(¹²⁴Sn, X), ⁹⁰Zr, ¹⁰⁰Mo, ¹²⁴Sn(⁹⁰Zr, X), ⁹⁶Zr, ¹⁰⁰Mo, ¹²⁴Sn(⁹⁶Zr, X), ^70,76Ge, ^92,100Mo, ^98,104Ru, ^130,136Xe, ¹⁶⁰Gd(⁸⁶Kr, X), ¹³²Sn(¹³²Sn, X), ¹³⁰Xe(¹³⁰Xe, X), ¹³⁶Xe(¹³⁶Xe, X), ¹¹⁰Pd(¹⁰⁰Mo, X), ¹⁷⁰Er(⁷⁶Ge, X), E not given; calculated potential energy vs deformation, separation parameters, fusion probabilities; deduced neck formation hindrance. Two-center shell model. Superheavy nuclei.

doi: 10.1016/S0375-9474(98)00616-2
Citations: PlumX Metrics

1996AD04      Int.J.Mod.Phys. E5, 191 (1996)

G.G.Adamian, N.V.Antonenko, R.V.Jolos, S.P.Ivanova, O.I.Melnikova

Effective Nucleus-Nucleus Potential for Calculation of Potential Energy of a Dinuclear System

NUCLEAR REACTIONS ¹⁹⁷Au(⁴⁰Ar, ⁴⁰Ar), ²³³Am, ²⁰⁸Pb(α, α), ¹²C(¹²C, ¹²C), ²⁰⁸Pb(¹⁶O, ¹⁶O), ²⁴⁸Cm(⁴⁸Ca, ⁴⁸Ca), ²⁰⁸Pb(²⁰⁸Pb, ²⁰⁸Pb), ²³⁸U(²³⁸U, ²³⁸U), E not given; calculated nucleus-nucleus potential characteristics. ⁷⁶As(⁷⁶As, X), ⁵⁸Ni(⁵⁸Ni, X), E not given; calculated dinuclear system potential energy vs Z, J. Effective potentials.

doi: 10.1142/S0218301396000098
Citations: PlumX Metrics

1994AD13      Yad.Fiz. 57, No 11, 1942 (1994); Phys.Atomic Nuclei 57, 1870 (1994)

G.G.Adamyan, N.V.Antonenko, R.V.Jolos, S.P.Ivanova, O.I.Melnikova

Potential Energy of a Dinuclear System

NUCLEAR REACTIONS ¹⁹⁷Au(⁴⁰Ar, ⁴⁰Ar), ²³³Am, ²⁰⁸Pb(α, α), ¹²C(¹²C, ¹²C), ²⁰⁸Pb(¹⁶O, ¹⁶O), (²⁰⁸Pb, ²⁰⁸Pb), E not given; calculated potential vs R, J. ²³⁸U(²³⁸U, ²³⁸U), E not given; calculated potential vs J. ⁵⁸Ni(⁵⁸Ni, ⁵⁸Ni), ⁷⁶As(⁷⁶As, ⁷⁶As), E not given; calculated dinuclear system potential energy vs Z. Double folding form of nucleus-nucleus potential.

1994AN20      Phys.Rev. C50, 2063 (1994)

N.V.Antonenko, S.P.Ivanova, R.V.Jolos, W.Scheid

Light Nuclei Production in Fusion of Heavy Ions

NUCLEAR REACTIONS ⁵⁸Ni(⁵⁸Ni, X), E(cm)=120, 150 MeV; calculated deep inelastic transfer vs fragment charge, charge distribution.

doi: 10.1103/PhysRevC.50.2063
Citations: PlumX Metrics

1994AN22      J.Phys.(London) G20, 1447 (1994)

N.V.Antonenko, S.P.Ivanova, R.V.Jolos, W.Scheid

Application of the Lindblad, Axiomatic Approach to Non-Equilibrium Nuclear Processes

doi: 10.1088/0954-3899/20/9/014
Citations: PlumX Metrics

1991JO03      Yad.Fiz. 53, 86 (1991); Sov.J.Nucl.Phys. 53, 55 (1991)

R.V.Jolos, S.P.Ivanova, R.Pedrosa

Description of States with Spin 8⁺ in Kr Isotopes

NUCLEAR STRUCTURE ^78,80,82,84Kr; calculated levels. Collective plus quasiparticle degrees of freedom.

1989ER06      Yad.Fiz. 50, 90 (1989)

S.N.Ershov, S.P.Ivanova

Investigation of Statistical γ Rays in Heavy-Ion-Induced Reactions

NUCLEAR REACTIONS ¹⁵⁰Nd(¹⁶O, xn), E=77.7 MeV; ¹²⁶Sn, ¹⁶⁵Ho(²²Ne, xn), E=178 MeV; ²³²Th(²²Ne, xnF), E=178 MeV; calculated γ spectra, γ-multiplicity. Statistical decay.

1988IV01      Nucl.Phys. A482, 263c (1988)

S.P.Ivanova, R.V.Jolos, V.P.Permjakov

Isovector Polarization of Nuclei in Heavy-Ion Collisions and the Dynamical Nucleus-Nucleus Interaction Potential

NUCLEAR REACTIONS ²⁰⁸Pb(²⁰⁸Pb, ²⁰⁸Pb), E=5-20 MeV/nucleon; calculated potential parameter dependence; deduced Coulomb repulsion role.

doi: 10.1016/0375-9474(88)90589-1
Citations: PlumX Metrics

1988IV05      Yad.Fiz. 48, 703 (1988)

S.P.Ivanova, R.Kabesas, R.Pedrosa, V.Yu.Ponomarev

Semimicroscopical Description of Neutron Inelastic Scattering in Medium-Weight Atomic Nuclei

NUCLEAR REACTIONS ⁵⁸Ni(n, n'), E=1.5-3 MeV; analyzed σ(θ); deduced direct, compound contributions. Semi-microscopical model.

1987DZ05      Yad.Fiz. 46, 779 (1987); Sov.J.Nucl.Phys. 46, 440 (1987)

R.V.Dzholos, S.P.Ivanova, P.P.Korovin

Isovector Polarization of Nuclei in Heavy-Ion Collisions

NUCLEAR REACTIONS ²⁰⁸Pb(²⁰⁸Pb, X), E=10-20 MeV/nucleon; calculated average phonon number vs E; deduced isovector polarization features.

1987GR25      Izv.Akad.Nauk SSSR, Ser.Fiz. 51, 1031 (1987); Bull.Acad.Sci.USSR, Phys.Ser. 51, No.5, 183 (1987)

E.P.Grigorev, S.P.Ivanova, R.Kabesas, G.Miko

Mechanism of Inelastic Scattering of Neutrons on the Isotopes ^{164,166,168,170}Er

NUCLEAR REACTIONS ^{164,166,168,170}Er(n, n'γ), E ≈ 1-2 MeV; calculated σ. Hauser-Feshbach theory.

1987GR33      Izv.Akad.Nauk SSSR, Ser.Fiz. 51, 2055 (1987); Bull.Acad.Sci.USSR, Phys.Ser. 51, No.11, 165 (1987)

O.V.Grusha, S.P.Ivanova, S.Yu.Platonov, O.A.Yuminov

Isomeric Effect of Excited Nucleus on Evaporative Neutron Yield in the Reaction ²³⁸U(d, xnf)

NUCLEAR REACTIONS, ICPND ²³⁸U(d, xnF), E ≤ 20 MeV; calculated total, fission σ(E), T_1/2.

1987IV02      Yad.Fiz. 46, 479 (1987)

S.P.Ivanova, R.Cabezas, I.A.Korzh, V.P.Lunev, V.A.Mishchenko, N.M.Pravdivy

Effect of Channel Coupling in Inelastic Scattering of Neutrons with Energies up to 9.0 MeV from Even-Even Nuclei with 48 ≤ A ≤ 64

COMPILATION A=48-64; analyzed (n, n') σ(E); deduced channel coupling effects. Optical-statistical approach, coupled channels.

1987VO09      Izv.Akad.Nauk SSSR, Ser.Fiz. 51, 2049 (1987); Bull.Acad.Sci.USSR, Phys.Ser. 51, No.11, 160 (1987)

V.V.Volkov, S.N.Ershov, S.P.Ivanova

Yield of Evaporation α-Particles in Reactions with Heavy Ions

NUCLEAR REACTIONS, MECPD ¹⁹⁷Au, ²⁰⁹Bi(¹²C, αX), E=126 MeV; ¹⁹⁷Au, ²⁰⁹Bi(¹⁶O, αX), E=168 MeV; ¹⁰⁹Ag, ¹⁹⁷Au, ²³²Th(⁴⁰Ar, αX), E=240-340 MeV; calculated fusion, fission, evaporation α-particle σ.

1986DO18      At.Energ. 61, 113 (1986); Sov.At.Energy 61, 614 (1986)

A.G.Dovbenko, V.M.Murogov, S.P.Ivanova, Yu.N.Shubin, O.V.Grusha

Analysis of the Direct Channel for Formation of Uranium Isotopes in the Reactions ²³⁸U(n, xn)

NUCLEAR REACTIONS ²³⁸U(n, xn)²³⁸U/²³⁷U/²³⁶U/²³⁵U/²³⁴U/²³³U/²³²U/²³¹U, E=1-70 MeV; measured neutron spectrum, residual production σ(E) following fission.

1986JO10      Yad.Fiz. 43, 1463 (1986)

R.V.Jolos, S.P.Ivanova

The Model Description of Neutron Emission in Heavy-Ion Induced Reactions

NUCLEAR REACTIONS ¹⁸¹Ta(¹²C, nX), E=105 MeV; calculated inclusive σ(θ, En). Statistical low energy, model high energy approaches.

1986VO04      Yad.Fiz. 43, 874 (1986)

V.V.Volkov, S.N.Ershov, S.P.Ivanova

On High Yield of Evaporated α Particles in Heavy-Ion Reactions

NUCLEAR REACTIONS ²³²Th(⁴⁰Ar, xα), E=240 MeV; calculated evaporation α-particle yield; deduced fusion mechanism.

1986ZH08      At.Energ. 60, 337 (1986); Sov.At.Energy 60, 395 (1986)

B.V.Zhuravlev, S.P.Ivanova, N.N.Krasnov, Yu.N.Shubin

Production of ¹²³I by Irradiating ¹²⁴Xe with 20-30-MeV Protons

NUCLEAR REACTIONS, ICPND ¹²⁴Xe(p, 2n), (p, np), (p, α), (p, 2p), (p, 2np), ¹²⁶Xe(p, 2n), (p, 2p), (p, α), (p, np), (p, nα), (p, n2p), ¹²⁹Xe(p, nα), ¹²³Xe(p, α), E ≈ 15-30 MeV; calculated reaction σ(E). Statistical theory.

1985DZ07      Izv.Akad.Nauk SSSR, Ser.Fiz. 49, 2180 (1985); Bull.Acad.Sci.USSR, Phys.Ser. 49, No.11, 90 (1985)

R.V.Dzholos, S.P.Ivanova, V.V.Ivanov

Describing Relative Nuclear Motion in Deep-Inelastic Heavy-Ion Collisions

NUCLEAR REACTIONS ¹²¹Sb(⁴⁰Ar, X), E(cm)=225 MeV; calculated internucleus distance vs time, interaction time, radial kinetic energy loss vs initial momentum. Classical approach.

1985GA15      Izv.Akad.Nauk SSSR, Ser.Fiz. 49, 2218 (1985); Bull.Acad.Sci.USSR, Phys.Ser. 49, No.11, 127 (1985)

F.A.Gareev, F.Garciya, S.P.Ivanova, R.Kabesas, G.Miko

Inelastic Scattering of Low Energy Neutrons on ¹⁶⁸Er

NUCLEAR REACTIONS ¹⁶⁸Er(n, n'), E=1.45 MeV; calculated σ(θ). ¹⁶⁸Er(n, n'), E ≈ 1-6 MeV; calculated partial σ(E).

1984ZH02      Yad.Fiz. 39, 264 (1984)

B.V.Zhuravlev, O.V.Grusha, S.P.Ivanova, V.I.Trykova, Yu.N.Shubin

Analysis of Neutron Spectra in 22-MeV Proton Interactions with Nuclei

NUCLEAR REACTIONS, ICPND ²⁷Al(p, n), ⁵⁶Fe, ⁶⁰Ni, ⁵²Cr, ⁹⁰Zr, ¹¹⁵In(p, n), (p, 2n), (p, np), (p, nγ), ⁵⁸Ni(p, n), (p, np), (p, nγ), ⁹¹Zr(p, n), (p, 2n), (p, nγ), ¹⁸¹Ta, ⁹⁴Zr(p, n), (p, 2n), (p, nγ), (p, 2nγ), ¹¹⁵In(p, 3n), (p, 2nγ), E=22 MeV; measured equilibrium emission σ(En); deduced absorption, direct, reaction σ. ²⁷Si, ²⁷Al, ²⁴Mg, ^52,51Mn, ^52,51Cr, ^56,55Co, ^55,56Fe, ^58,57,59Ni, ^60,59Cu, ^{89,90,91,92,93,94}Nb, ^113,114,115Sn, ^179,180,181W deduced level density parameters. Statistical theory.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0271.

1983IV01      Izv.Akad.Nauk SSSR, Ser.Fiz. 47, 127 (1983)

S.P.Ivanova, E.V.Korbetsky, P.P.Zarubin, O.M.Knyazkov, A.A.Kolozhvari, Yu.V.Khrisanfov

Analysis of 6 MeV Proton Scattering on ³⁴S

NUCLEAR REACTIONS ³⁴S(p, p), (p, p'), E=6 MeV; analyzed σ(θ); deduced optical model, deformation parameters. DWBA, optical, coupled-channels models, Hauser-Feshbach formalism.

1983IV02      Yad.Fiz. 37, 1429 (1983)

S.P.Ivanova, O.M.Knyazkov, Yu.V.Khrisanfov

Application of the Folding Model to Description of Low-Energy Proton Scattering on Deformed Nuclei

NUCLEAR REACTIONS ²⁶Mg(p, p), (p, p'), E=9.1, 17.5, 23.95 MeV; calculated σ(θ); deduced reaction mechanism dependence on nucleus, potential β₂ deformations. Folding model, exchange, many-particle correlation contributions.

1983IV03      Yad.Fiz. 38, 1156 (1983)

S.P.Ivanova, Yu.N.Shubin

Shell Effects and Anomalous Yield of α Particles in Nucleon-Induced Reactions

NUCLEAR REACTIONS, ICPND ²⁰⁸Pb(p, n), (p, 2n), (p, 3n), (p, 2nα), (p, nα), (p, 3nα), E=10-50 MeV; calculated σ(E); deduced shell effect damping in α emission. Statistical theory.

1983PE02      Izv.Akad.Nauk SSSR, Ser.Fiz. 47, 60 (1983)

B.F.Petrov, S.P.Ivanova, V.V.Kamanin, O.E.Kraft, Yu.V.Naumov, Yu.Ryudiger

Multiplicity of γ-Transitions in the Reaction ¹⁷⁶Yb(¹⁶O, xn)(192-x)Pt

NUCLEAR REACTIONS ¹⁷⁶Yb(¹⁶O, 4n), (¹⁶O, 5n), (¹⁶O, 6n), (¹⁶O, 7n), (¹⁶O, 8n), E=95-141 MeV; measured γ-multiplicity, total σ(γ).

1983PE21      Izv.Akad.Nauk SSSR, Ser.Fiz. 47, 872 (1983); Bull.Acad.Sci.Ussr, Phys.Ser, 47, No.5, 40 (1983)

B.F.Petrov, V.V.Kamanin, Yu.Ryudiger, S.P.Ivanova, O.E.Kraft, Yu.V.Naumov, V.V.Kobekov, V.A.Loshchenko

Multiplicity of the γ-Transitions in the Reaction ¹⁶⁰Gd(¹⁶O, xn)(176-x)Hf. Part 2

NUCLEAR REACTIONS ¹⁶⁰Gd(¹⁶O, xn)¹⁶⁸Hf/¹⁶⁹Hf/¹⁷⁰Hf/¹⁷¹Hf/¹⁷²Hf, E=80, 90, 110, 120, 129, 134 MeV; calculated limiting angular momenta, spin distribution parameters in residual systems for x=2, 3, 4, 5, 6, 7, 8.

1982IV01      Yad.Fiz. 35, 318 (1982)

S.P.Ivanova, Yu.N.Shubin

Neutron Spectra in Reactions with Cascade Evaporation of Particles and the Nuclear Level Density

NUCLEAR REACTIONS ¹⁸¹Ta(α, xn), E=45 MeV; ¹⁸¹Ta(p, xn), E=22 MeV; ²³⁸U(n, xn), E=14 MeV; calculated σ(En); deduced level density parameters. Cascade evaporation model.

1982PE10      Izv.Akad.Nauk SSSR, Ser.Fiz. 46, 1431 (1982)

B.F.Petrov, V.V.Kamanin, Yu.Ryudiger, S.P.Ivanova, O.E.Kraft, Yu.V.Naumov, V.V.Kobekov, V.A.Loshchenko

Multiplicity of γ-Transitions in the Reaction ¹⁶⁰Gd(¹⁶O, xn)^172-168Hf

NUCLEAR REACTIONS ¹⁶⁰Gd(¹⁶O, 4n), (¹⁶O, 5n), E=80, 90 MeV; ¹⁶⁰Gd(¹⁶O, 6n), (¹⁶O, 7n), E=110-134 MeV; ¹⁶⁰Gd(¹⁶O, 8n), E=120, 129, 134 MeV; measured Eγ, Iγ. ^{172,171,170,169,168}Hf transitions deduced average γ-multiplicity, width distribution.

1982PE15      Izv.Akad.Nauk SSSR, Ser.Fiz. 46, 2457 (1982)

B.F.Petrov, V.V.Kamanin, Yu.Ryudiger, S.P.Ivanova, O.E.Kraft, Yu.V.Naumov, V.V.Kobekov, V.A.Loshchenko

Moment of Inertia of ¹⁷⁰Hf for Values of Spin ≈ 40(h-bar)

NUCLEAR REACTIONS ¹⁶⁰Gd(¹⁶O, xn), E=110, 129 MeV; measured γ-multiplicity vs Eγ. ¹⁷⁰Hf deduced moment of inertia at high spins.

1981DZ02      Izv.Akad.Nauk SSSR, Ser.Fiz. 45, 1927 (1981)

R.V.Dzholos, S.P.Ivanova, V.G.Kartavenko

Light Particle Emission from Heavy Ion Reactions

NUCLEAR REACTIONS ¹⁸¹Ta(²²Ne, n), E=178 MeV; ¹⁵⁸Gd(¹²C, n), E=150 MeV; calculated σ(En, θn); ¹⁸¹Ta(²²Ne, α), E=110, 178, 196 MeV; calculated σ(Eα, θα).

1979IV04      Yad.Fiz. 30, 1270 (1979)

S.P.Ivanova, Y.Cejpek

Study of Mechanism of Neutron-Nucleus Inelastic Scattering at Low Energies

NUCLEAR REACTIONS ¹⁵²Sm(n, n), (n, n'), E=2.4-7.2 MeV; calculated σ(θ). Direct, compound mechanisms.

1977IV01      Izv.Akad.Nauk SSSR, Ser.Fiz. 41, 131 (1977); Bull.Acad.Sci.USSR, Phys.Ser. 41, No.1, 108 (1977)

S.P.Ivanova, A.A.Kuliev, D.I.Salamov

Collective 1⁺ States of ¹²⁴Cs and ¹²⁶Cs

NUCLEAR STRUCTURE ^124,126Cs; analyzed log ft to 1+ states; deduced configurations. Saxon-Woods potential, random phase approximation.

1976IV01      Izv.Akad.Nauk SSSR, Ser.Fiz. 40, 750 (1976); Bull.Acad.Sci.USSR, Phys.Ser. 40, No.4, 50 (1976)

S.P.Ivanova, A.L.Komov, G.Kyrchev, V.G.Soloviev, C.Stoyanov

Anharmonicity of Vibrational States with Kπ = 2⁺, 0^-, 1^-, and 2^- in Even Nuclei with 228 ≤ A ≤ 240

NUCLEAR STRUCTURE ^228,230,232Th, ^232,234,236U, ²⁴⁰Pu; calculated anharmonic vibrational states.

1976IV02      Yad.Fiz. 24, 278 (1976); Sov.J.Nucl.Phys. 24, 145 (1977)

S.P.Ivanova, A.A.Kuliev, D.I.Salamov

Strength Functions for β(+) Decay of the Isotopes ^117-123Ba

RADIOACTIVITY ^{117,119,121,123}Ba; calculated β+ strength functions. Random phase method.

1976IV04      Fiz.Elem.Chastits At.Yadra 7, 450 (1976); Sov.J.Particles Nucl. 7, 175 (1976)

S.P.Ivanova, A.L.Komov, L.A.Malov, V.G.Soloviev

Two-Quasiparticle and Single-Phonon States of Even-Even Deformed Nuclei in the Region of the Actinides

NUCLEAR STRUCTURE ^228,230,232Th, ^{232,234,236,238}U, ^238,240Pu; calculated energy, structure of 0+ states, β. ^244,246,248Cm, ^248,250,252Cf, ^254,256Fm; calculated β, structure parameters. ²⁵⁴No, ²⁶⁰Rf; calculated structure parameters.

1975IV01      Izv.Akad.Nauk SSSR, Ser.Fiz. 39, 478 (1975); Bull.Acad.Sci.USSR, Phys.Ser. 39, No.3, 16 (1975)

S.P.Ivanova, S.I.Fedotov

Equilibrium Deformations of Neutron-Rich Nuclei in the Barium Region

NUCLEAR STRUCTURE ^142,144,146Xe, ^144,146,148Ba, ^146,148,150Ce; calculated deformation β, quadrupole moment.

1975IV03      Izv.Akad.Nauk SSSR, Ser.Fiz. 39, 1286 (1975); Bull.Acad.Sci.USSR, Phys.Ser. 39, No.6, 130 (1975)

S.P.Ivanova, A.L.Komov, V.G.Soloviev

Low-Lying Single-Phonon States of Even-Even Nuclei in the Range 224 ≤ A ≤ 234

NUCLEAR STRUCTURE ^226,228Rn, ^{224,226,228,230,232}Ra, ^{224,226,228,230,232}Th, ^{228,230,232,234}U; calculated levels, K, β. Systematics.

1975IV06      Izv.Akad.Nauk SSSR, Ser.Fiz. 39, 1612 (1975); Bull.Acad.Sci.USSR, Phys.Ser. 39, No.8, 38 (1975)

S.P.Ivanova, A.L.Komov, L.A.Malov, V.G.Solovev

Nonrotational States of Odd Nuclei in the Region 225 ≤ A ≤ 233

NUCLEAR STRUCTURE ²²⁵Ra, ^229,231,233Th, ²³³U, ^225,227Ac, ^231,233Pa; calculated levels, structure parameters.

1973GA29      Fiz.Elem.Chastits At.Yadra 4, 357 (1973); Sov.J.Particles Nucl. 4, 148 (1974)

F.A.Gareev, S.P.Ivanova, V.G.Solovev, S.I.Fedotov

Single-Particle Energies and Wave Functions of the Woods-Saxon Potential and Nonrotational States of Odd Nuclei in the Range 150 < A < 190

NUCLEAR STRUCTURE A=151-189; ^153,155Sm, ^{155,157,159,161}Gd, ^{157,159,161,163,165}Dy, ^{163,165,167,169}Er, ^{159,161,163,165}Ho, ^165,167,169Tm; calculated levels, J, π.

1973IV01      Izv.Akad.Nauk SSSR, Ser.Fiz. 37, 911 (1973); Bull.Acad.Sci.USSR, Phys.Ser. 37, No.5, 5 (1974)

S.P.Ivanova, A.L.Komov, L.A.Malov, V.G.Solovev

Nonrotational States of Nuclei with Mass Numbers between 250 and 261

NUCLEAR STRUCTURE ^248,250,252Cf, ^{250,252,254,256}Fm, ^252,254,256No, ^256,258,260Rf; calculated levels, B(E2), B(E3). ^251,253Cf, ^253,257Fm, ^255,257No, ²⁶¹Rf, ²⁵¹Es, ²⁵⁷Md, ²⁵⁷Lr; calculated levels.

1972AB03      Phys.Lett. 38B, 215 (1972)

S.K.Abdulvagabova, S.P.Ivanova, N.I.Pyatov

Excitation of O⁺ States in Two-Particle Transfer Reactions

NUCLEAR STRUCTURE ^{232,234,236,238}U, ^238,240,242Pu; calculated S, B(E2). Pairing quadrupole, spin-quadrupole forces.

NUCLEAR REACTIONS ^{232,234,236,238}U, ^238,240,242Pu(p, t), calculated S, B(E2). Pairing, quadrupole, spin-quadrupole forces.

doi: 10.1016/0370-2693(72)90382-6
Citations: PlumX Metrics

1972AB10      Yad.Fiz. 16, 1209 (1972); Sov.J.Nucl.Phys. 16, 665 (1973)

S.K.Abdulvagabova, S.P.Ivanova, N.I.Pyatov

Excitation of 0⁺ States in Two-Nucleon Transfer Reactions

NUCLEAR STRUCTURE ^228,230,232Th, ^{232,234,236,238}U, ^238,240Pu; calculated levels, S for (p, t), (t, p) transitions, B(E2).

NUCLEAR REACTIONS ^228,230,232Th, ^{232,234,236,238}U, ^238,240Pu(p, t), (t, p); calculated σ.

1972IV02      JINR-E4-6663 (1972)

S.P.Ivanova, A.L.Komov, L.A.Malov, V.G.Soloviev

Nonrotational States of Some Transcurium Elements

1971GA20      Nucl.Phys. A171, 134 (1971)

F.A.Gareev, S.P.Ivanova, L.A.Malov, V.G.Soloviev

Single-Particle Energies and Wave Functions for the Saxon-Woods Potential and the Levels of Odd-A Nuclei in the Actinide Region

NUCLEAR STRUCTURE ^235,237U, ²⁴¹Pu, ^245,247,249Cm, ²³⁷Np, ²⁴¹Am, ²⁴⁹Bk; A=234-250; calculated levels, single-particle energies, wave functions. Saxon-Woods potential, phonon-quasiparticle interaction.

doi: 10.1016/0375-9474(71)90368-X
Citations: PlumX Metrics

1970GA12      Yad.Fiz. 11, 1200 (1970); Sov.J.Nucl.Phys. 11, 667 (1970)

F.A.Gareev, S.P.Ivanova, V.V.Pashkevich

Study of Equilibrium Deformations β₂₀ and β₄₀ of Nuclei of the Rare-Earth and Transuranium Regions as Functions of the Single-Particle Characteristics of the Deformation Parameters

NUCLEAR STRUCTURE ^152,154,156Sm, ^{152,154,156,158,160,162}Gd, ^{156,158,160,162,164}Dy, ^160,162,164Er, ^182,184,186W, ^182,184Os, ^{224,226,228,230,232,234,236}Th, ^{228,230,232,234,236,238,240,242}U, ^{234,236,238,240,242}Pu; calculated quadrupole moment, deformation parameters β₂₀, β₄₀. Saxon-Woods potential.

1969GA29      Yadern.Fiz. 9, 308 (1969); Soviet J.Nucl.Phys. 9, 182 (1969)

F.A.Gareev, S.P.Ivanova, M.I.Chernei

E-lamba Transition Probabilities and Allowed Beta Decay of Deformed Odd Nuclei

NUCLEAR STRUCTURE A=153-187; calculated B(EL), log ft.

1968GA23      Izv.Akad.Nauk SSSR, Ser.Fiz. 32, 1690 (1968); Bull.Acad.Sci.USSR, Phys.Ser. 32, 1559 (1969)

F.A.Gareev, S.P.Ivanova, B.N.Kalinkin

Approximate Calculation of Single-Particle States of Deformed Nuclei in the Rare Earth Region Using a Finite Potential with a Diffuse Boundary