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NSR database version of May 24, 2024.

Search: Author = N.I.Kozulina

Found 8 matches.

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2022BA16      Physics of Part.and Nuclei 53, 135 (2022)

T.Banerjee, E.M.Kozulin, K.B.Gikal, I.M.Itkis, G.N.Knyazheva, N.I.Kozulina, K.V.Novikov, I.N.Diatlov, I.V.Pchelintsev, A.N.Pan, I.V.Vorobiev

Super-Asymmetric Fission Mode in 254Fm Nucleus Populated by 16O + 238U Reaction

RADIOACTIVITY 254Fm(SF) [from 238U(16O, X), E=89, 101 MeV]; measured decay products; deduced mass and total kinetic energy distributions. Comparison with theoretical calculations. The double-arm time-of-flight (TOF) spectrometer CORSET at the Flerov Laboratory of Nuclear Reactions (Dubna, Russia).

doi: 10.1134/S1063779622020150
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2021GA34      Bull.Rus.Acad.Sci.Phys. 85, 1080 (2021)

E.I.Galkina, E.M.Kozulin, G.N.Knyazheva, I.M.Itkis, A.A.Bogachev, I.N.Diatlov, M.Cheralu, D.Kumar, N.I.Kozulina, K.V.Novikov, A.N.Pan, I.V.Pchelintsev, I.V.Vorobiev, W.H.Trzaska, S.Heinz, B.Lommel, E.Vardaci, S.Spinosa, A.Di Nitto, A.Pulcini, C.Borcea, I.Harca

Investigating Mass-Energy Distributions of Fragments Produced in the 32S + 232Th → 264Sg Reaction at Energies Below and Near the Coulomb Barrier

NUCLEAR REACTIONS 232Th(32S, X)264Sg, E=165, 181, 200 MeV; measured reaction products; deduced mass-energy distributions of fragments, contribution from the quasifission process. CORSET double-arm time-of-flight spectrometer.

doi: 10.3103/S1062873821100154
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2021KU32      Bull.Rus.Acad.Sci.Phys. 85, 1479 (2021)

D.Kumar, E.M.Kozulin, G.N.Knyazheva, M.Maiti, I.M.Itkis, A.A.Bogachev, K.V.Novikov, M.Cheralu, T.Banerjee, I.N.Diatlov, N.I.Kozulina, I.V.Pchelintsev, I.V.Vorobiev, A.N.Pan, R.Prajapat, R.Kumar, E.Vardaci, W.H.Trzaska, A.Andreyev, I.M.Harca

Investigation on Competing Fission Modes in 178Pt* Produced by 36Ar + 142Nd Reaction up to High Excitation Energies

NUCLEAR REACTIONS 142Nd(36Ar, X)178Pt, E=158-222 MeV; measured fission products, TOF; deduced mass-energy distributions of binary fission fragments, total kinetic energies, asymmetric and symmetric modes. Comparison with theoretical systematics. The double arm time-of-flight spectrometer CORSET.

doi: 10.3103/S1062873821120194
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2020IT03      Bull.Rus.Acad.Sci.Phys. 84, 938 (2020)

Yu.M.Itkis, A.V.Karpov, G.N.Knyazheva, E.M.Kozulin, N.I.Kozulina, K.V.Novikov, K.B.Gikal, I.N.Diatlov, I.V.Pchelintsev, I.V.Vorobiov, A.N.Pan, P.P.Singh

Fission and Quasi-Fission in Reactions with Deformed Nuclei

NUCLEAR REACTIONS 232Th, 238U(16O, F), (18O, F), (22Ne, F)254Fm/256Fm, E=45, 50, 58 MeV; measured reaction products; deduced mass-energy distributions of fission fragments, dependence of the width of the mass distribution of fragments on the energy introduced into the system relative to that of the Bass barrier for all of the studied reactions.

doi: 10.3103/S1062873820080158
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2020KU24      Bull.Rus.Acad.Sci.Phys. 84, 1001 (2020)

D.Kumar, E.M.Kozulin, M.Cheralu, G.N.Knyazheva, I.M.Itkis, M.G.Itkis, K.V.Novikov, A.A.Bogachev, N.I.Kozulina, I.N.Diatlov, I.V.Pchelintsev, I.V.Vorobiev, T.Banerjee, Y.S.Mukhamejanov, A.N.Pan, V.V.Saiko, P.P.Singh, R.N.Sahoo, A.N.Andreyev, D.M.Filipescu, M.Maiti, R.Prajapat, R.Kumar

Study of Mass-Asymmetric Fission of 180, 190Hg Formed in the 36Ar + 144, 154Sm Reactions

NUCLEAR REACTIONS 36Ar(144Sm, X), (154Sm, X)180Hg/190Hg, E= 158, 181, 222 MeV; measured reaction products; deduced asymmetric fission of 180,190Hg with the most probable masses of light and heavy fragments of 79 and 101 amu, and 84 and 106 amu, respectively. Two components manifesting the symmetric and asymmetric fission modes are observed in the kinetic energy distributions.

doi: 10.3103/S1062873820080213
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2020NO05      Bull.Rus.Acad.Sci.Phys. 84, 495 (2020)

K.V.Novikov, E.M.Kozulin, G.N.Knyazheva, I.M.Itkis, A.V.Karpov, M.G.Itkis, I.N.Diatlov, M.Cheralu, B.Gall, Z.Asfari, N.I.Kozulina, D.Kumar, I.V.Pchelintsev, V.N.Loginov, A.E.Bondarchenko, P.P.Singh, I.V.Vorobiev, S.Heinz, W.H.Trzaska, E.Vardaci, N.Tortorelli, C.Borcea, I.Harca

Formation and Decay of the Composite System Z = 120 in Reactions with Heavy Ions at Energies Near the Coulomb Barrier

doi: 10.3103/S1062873820040206
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2020NO09      Phys.Rev. C 102, 044605 (2020)

K.V.Novikov, E.M.Kozulin, G.N.Knyazheva, I.M.Itkis, M.G.Itkis, A.A.Bogachev, I.N.Diatlov, M.Cheralu, D.Kumar, N.I.Kozulina, A.N.Pan, I.V.Pchelintsev, I.V.Vorobiev, W.H.Trzaska, S.Heinz, H.M.Devaraja, B.Lommel, E.Vardaci, S.Spinosa, A.Di Nitto, A.Pulcini, S.V.Khlebnikov, P.P.Singh, Ru.N.Sahoo, B.Gall, Z.Asfari, C.Borcea, I.Harca, D.M.Filipescu

Investigation of fusion probabilities in the reactions with 52, 54Cr, 64Ni, and 68Zn ions leading to the formation of Z = 120 superheavy composite systems

NUCLEAR REACTIONS 248Cm(52Cr, X)300120*, E=290, 304-MeV; 248Cm(54Cr, X)302120*, E=296 MeV; 232Th(68Zn, X)300120*, E=335 MeV; measured binary reaction products in coincidence by the double-arm time-of-flight spectrometer CORSET, the first two reactions using 248Cm target at the U-400 cyclotron facility of FLNR-Dubna, and the experiment with 232Th target at the University of Jyvaskyla K-130 cyclotron facility; deduced yield and TKE matrices of binary fragments as functions of mass and energy, capture cross sections as a function of effective fissility parameter, excitation energy of primary fragments as function of fragment mass, contributions of symmetric fragments to the capture cross sections, fusion probability as function of the mean fissility parameter, and production σ for the formation of Z=120 superheavy nucleus (SHN). 238U(64Ni, X)302120*, E=335 MeV; compared results of this experiment, reported in 2010Ko16, at Jyvaskyla with the data in the present experiments. 248Cm(54Cr, X) reaction determined to be the most favorable for the production of Z=120 element.

doi: 10.1103/PhysRevC.102.044605
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2016KO35      Phys.Rev. C 94, 054613 (2016)

E.M.Kozulin, G.N.Knyazheva, K.V.Novikov, I.M.Itkis, M.G.Itkis, S.N.Dmitriev, Yu.Ts.Oganessian, A.A.Bogachev, N.I.Kozulina, I.Harca, W.H.Trzaska, T.K.Ghosh

Fission and quasifission of composite systems with Z = 108 - 120: Transition from heavy-ion reactions involving S and Ca to Ti and Ni ions

NUCLEAR REACTIONS 238U(48Ti, X), E=247, 258, 271 MeV; measured mass and energy distributions of binary fragments detected in coincidence using the double-arm time-of-flight spectrometer CORSET at FLNR-JINR-Dubna facility; deduced fusion probabilities, capture and CN cross sections for fissionlike fragments. Comparison with cross sections measured earlier for 238U(36S, X), (64Ni, X), 154Sm, 238U, 244Pu, 248Cm(48Ca, X) reactions at energies near the Coulomb barrier at the same laboratory.

doi: 10.1103/PhysRevC.94.054613
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