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NSR database version of May 24, 2024.

Search: Author = M.Cheralu

Found 9 matches.

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2022KO03      Phys.Rev. C 105, 014607 (2022)

E.M.Kozulin, G.N.Knyazheva, I.M.Itkis, M.G.Itkis, Y.S.Mukhamejanov, A.A.Bogachev, K.V.Novikov, V.V.Kirakosyan, D.Kumar, T.Banerjee, M.Cheralu, M.Maiti, R.Prajapat, R.Kumar, G.Sarkar, W.H.Trzaska, A.N.Andreyev, I.M.Harca, A.Mitu, E.Vardaci

Fission of 180, 182, 183Hg* and 178Pt* nuclei at intermediate excitation energies

NUCLEAR REACTIONS 142Nd(36Ar, F)178Pt*, E=158, 169, 181 MeV; 144Sm(36Ar, F)180Hg*, E=158, 181 MeV; 142,143Nd(40Ca, F)182Hg*/183Hg*, E=158, 169, 181 MeV; measured binary reaction products in coincidence mode using the double-arm time-of-flight spectrometer CORSET, consisting of a compact start detector and a position-sensitive stop detector of microchannel plates at the U400 cyclotron Flerov laboratory of Nuclear Reactions, Dubna; deduced mass-energy distributions of fission fragments at energies near and above the Coulomb barrier, mass-total kinetic energy (M-TKE) distribution contours of primary binary fragments, mass yields, fission fragments mass yields, asymmetric fission of preactinide nuclei, existence of well-deformed proton shell at Z≈36 and a less deformed proton shell at Z≈46. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.105.014607
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2022KO05      Phys.Rev. C 105, 024617 (2022)

E.M.Kozulin, G.N.Knyazheva, A.A.Bogachev, V.V.Saiko, A.V.Karpov, I.M.Itkis, K.V.Novikov, Y.S.Mukhamejanov, I.V.Pchelintsev, I.V.Vorobiev, T.Banerjee, M.Cheralu, P.P.Singh

Experimental study of fast fission and quasifission in the 40Ca + 208Pb reaction leading to the formation of the transfermium nucleus 248No

NUCLEAR REACTIONS 208Pb(40Ca, X)248No*, E=223, 250, 284 MeV; measured fission fragments; deduced mass and energy distributions of fission fragments, average total kinetic energies, fast fission σ(E), compound nucleus fission σ(E), 248No compound nucleus formation probability. Double-arm time-of-flight spectrometer CORSET at U400 cyclotron (JINR).

doi: 10.1103/PhysRevC.105.024617
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2021BO22      Phys.Rev. C 104, 024623 (2021)

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

Asymmetric and symmetric fission of excited nuclei of 180, 190Hg and 184, 192, 202Pb formed in the reactions with 36Ar and 40, 48Ca ions

NUCLEAR REACTIONS 144Sm(36Ar, X)180Hg*, E=158, 181 MeV; 154Sm(36Ar, X)190Hg*, E=158, 181 MeV; 144Sm(40Ca, X)184Pb*, E=180, 190 MeV; 144Sm(48Ca, X)192Pb*, E=182, 188, 202 MeV; 154Sm(48Ca, X)202Pb*, E=173, 183, 194 MeV; measured binary reaction products in coincidence mode from the excited states of the compound nuclei using the double-arm time-of-flight spectrometer CORSET at the U400 cyclotron facility of Flerov Laboratory of Nuclear Reactions (FLNR), Dubna; deduced mass-total kinetic energy (TKE) distributions of binary fragments, mass and TKE distributions of fission fragments, contributions of symmetric and asymmetric fissions, well deformed proton shell at Z≈36 and less deformed proton shell at Z≈46.

doi: 10.1103/PhysRevC.104.024623
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2021BO23      Bull.Rus.Acad.Sci.Phys. 85, 1080 (2021), Erratum Bull.Rus.Acad.Sci.Phys. 86, 1557(2022)

A.A.Bogachev, E.M.Kozulin, G.N.Knyazheva, I.M.Itkis, K.V.Novikov, T.Banerjee, M.Cheralu, M.G.Itkis, E.Mukhamedzhanov, D.Kumar, A.Pan, I.V.Pchelintsev, I.V.Vorobev, W.H.Trzaska, E.Vardaci, A.di Nitto, S.V.Khlebnikov, I.Harka, A.Andreyev

Study of Binary Processes in the Reactions of 36Ar + 144, 154Sm and 68Zn + 112Sn Leading to the Formation of Neutron-Deficient Compound 180, 190Hg Nuclei

NUCLEAR REACTIONS 144Sm(36Ar, X)180Hg, E=158 MeV; 154Sm(36Ar, X)190Hg, E=181 MeV; 112Sn(68Zn, X)180Hg, E=300 MeV; measured reaction products; deduced fission fragment mass yields, energy distributions; deduced asymmetric and symmetric fission.

doi: 10.3103/S1062873821100105
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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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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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