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Search: Author = G.G.Adamian

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2024AD01      Phys.Rev. C 109, 014602 (2024)

G.G.Adamian, N.V.Antonenko, H.Lenske, V.V.Sargsyan

Application of a universal reaction function to the description of heavy-ion reaction cross sections

doi: 10.1103/PhysRevC.109.014602
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2024SE01      Phys.Rev. C 109, 034604 (2024)

W.M.Seif, V.V.Sargsyan, G.G.Adamian, N.V.Antonenko

Influences of isospin-asymmetry and skin thickness on fusion of oxygen isotopes at stellar energies

doi: 10.1103/PhysRevC.109.034604
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2023KA32      Phys.Rev. C 108, 054612 (2023)

Sh.A.Kalandarov, G.G.Adamian, N.V.Antonenko

Excitation functions of evaporation residues in heavy-ion reactions leading to compound nuclei with Z = 80-90

doi: 10.1103/PhysRevC.108.054612
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2023MA47      Phys.Rev. C 108, 044302 (2023)

L.A.Malov, A.N.Bezbakh, G.G.Adamian, N.V.Antonenko, R.V.Jolos

Excitation spectra and electromagnetic transitions between low-lying nonrotational states of odd-proton nuclei with Z = 97 - 109

doi: 10.1103/PhysRevC.108.044302
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2023PA05      Phys.Rev. C 107, 024603 (2023)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Excitation-energy dependence of the fission-fragment neutron-excess ratio

RADIOACTIVITY ²⁵⁰Cf(SF); calculated charge and total kinetic energy distributions resulting from fission of ²⁵⁰Cf excited to 46 MeV energy, average number of neutron per one fission fragment. ²⁵⁰Cf, ²⁴⁰Pu(SF); calculated neutron-excess ratio in fragments. Calculation in the framework of scission-point model, where the scission configurations are dinuclear systems with two touching individual nuclei (fragments). Comparison to experimental data on fission of ²⁴⁰Pu [from ¹²C(²³⁸U, ¹⁰Be), E^*=9 MeV] and ²⁵⁰Cf [from ¹²C(²³⁸U, X), E^*=46 MeV].

NUCLEAR REACTIONS ²³⁹Pu(n, F), E=0.5 MeV; calculated primary mass distribution, average number of neutrons emitted by one of the fragments. ¹²C(²³⁸U, X)²³⁸U^*, E^*=7.4 MeV; ¹²C(²³⁸U, X)²⁴⁰Pu^*, E*=10.7 MeV; ¹²C(²³⁸U, X)²⁴⁴Cm^*, E^*=23 MeV; ¹²C(²³⁸U, X)²⁵⁰Cf^*, E^*=46 MeV; calculated neutron-excess ratio in fission fragments, fission fragments charge distribution. Comparison to experimental data.

doi: 10.1103/PhysRevC.107.024603
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2023PA21      Phys.Rev. C 108, 014613 (2023)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Influence of the transition from symmetric to asymmetric fission mode on the average total kinetic energy and neutron multiplicity

NUCLEAR REACTIONS ²³⁵U(n, F), E=thermal;²³⁹Pu(n, F), E=0.5 MeV;^{222,224,226,228,230}Th(γ, F), E^*=11 MeV; calculated average numbers of neutrons emitted per fission event, neutron multiplicities, charge and mass distributions of fission fragments, average total kinetic energies. Comparison to experimental data.

RADIOACTIVITY ²³⁰Th, ²³⁶U, ^244,252Cf, ²⁴⁰Pu(SF); calculated average numbers of neutrons emitted per fission event, neutron multiplicities, charge and mass distributions of fission fragments, average total kinetic energies. Comparison to experimental data.

NUCLEAR STRUCTURE ²³⁶U; calculated potential energy surface for the binary fragmentation.

doi: 10.1103/PhysRevC.108.014613
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2023PA43      Int.J.Mod.Phys. E32, 2340005 (2023)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Fission within dinuclear system approach

NUCLEAR STRUCTURE ^180,182Hg, ¹⁹⁰Hg, ¹⁹⁸Hg, ^{250,251,252,253,254,255,256,257,258}Fm, ^{250,251,252,253,254,255,256,257,258}No, Pb, Rn, Th, U, Cf; calculated fission properties with the improved scission-point statistical model based on the dinuclear system approach.

doi: 10.1142/S0218301323400050
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2023SE06      Phys.Rev. C 107, 044601 (2023)

W.M.Seif, A.Adel, N.V.Antonenko, G.G.Adamian

Enhanced α decays to negative-parity states in even-even nuclei with octupole deformation

RADIOACTIVITY ^{222,224,226,228,230,232}Th, ^222,224,226Ra, ^228,232U, ²³⁰Pu(α); calculated branching ratios with and without the inclusion of the hindrance factor to the ground and excited states in daughter nuclei. Described the correlation of static octupole deformation with enhancement of decay to low lying asymmetry states of negative parity. Comparison to experimental data.

doi: 10.1103/PhysRevC.107.044601
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2022AD08      Eur.Phys.J. A 58, 111 (2022)

G.G.Adamian, N.V.Antonenko

Optimal ways to produce heavy and superheavy nuclei

NUCLEAR REACTIONS ²⁴⁸Cm(²⁶Mg, X), (²⁵Mg, X), ²⁴⁴Pu(³⁰Si, X), ²³⁸U(³⁶S, X), (³⁴S, X), ²²⁶Ra(⁴⁸Ca, X), ²⁴⁹Cf(²²Ne, X), ²³²Th(⁴⁰Ar, X), E not given; calculated σ for xn evaporation channels. Comparison with experimental data.

doi: 10.1140/epja/s10050-022-00764-0
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2022AN23      Eur.Phys.J. A 58, 211 (2022)

N.V.Antonenko, G.G.Adamian, V.V.Sargsyan, H.Lenske

Double-folding nucleus-nucleus interaction potential based on the self-consistent calculations

NUCLEAR STRUCTURE ¹⁶O, ^40,48Ca; calculated self-consistent HFB nucleon-density distributions.

NUCLEAR REACTIONS ¹²C, ¹⁶O, ³⁰Si(¹²C, X), ¹⁶O(¹⁶O, X), ²⁸Si, ³⁰Si(²⁸Si, X), ³⁰Si, ²⁴Mg(³⁰Si, X), ⁴⁰Ca(⁴⁰Ca, X), ⁴⁸Ca, ³⁶S(⁴⁸Ca, X), ³⁶S(⁶⁴Ni, X), E not given; analyzed available data; deduced the centroids of the experimental barrier distributions for self-consistently defined nucleus–nucleus potentials.

doi: 10.1140/epja/s10050-022-00865-w
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2022BE15      Phys.Rev. C 105, 054305 (2022)

A.N.Bezbakh, G.G.Adamian, N.V.Antonenko

Role of spin-orbit strength in the prediction of closed shells in superheavy nuclei

NUCLEAR STRUCTURE ^{279,280,281,282,283,284}Cn, ^{283,284,285,286,288}Fl, ^{287,288,289,290,291,292}Lv, ^{291,292,293,294,295,296}118, ^{295,296,297,298,299,300,302,304}120, ^{299,300,301,302,303,304}122, ^{303,304,305,306,307,308}124, ^{307,308,309,310,311,312}126; calculated shell corrections. ²⁵¹Cf, ²⁴³Cm, ²⁴³Bk, ²⁵¹Es; calculated levels, J, π, spectra of low-lying one-quasineutron states. Modified two-center shell model (TCSM). Comparison to experimental data.

doi: 10.1103/PhysRevC.105.054305
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2022BE35      Phys.Part. and Nucl.Lett. 19, 454 (2022)

A.N.Bezbakh, G.G.Adamian, N.V.Antonenko

Influence of Spin-Orbit Strength in Superheavy Nuclei

RADIOACTIVITY ^{295,297,299,302,304}120(α); calculated values of shell corrections using the modified two-center shell model (TCSM); deduced strong shell effect for Z=120-126 and N=184.

doi: 10.1134/S1547477122050119
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2022HO12      Phys.Rev. C 106, 014614 (2022)

J.Hong, G.G.Adamian, N.V.Antonenko, M.Kowal, P.Jachimowicz

Isthmus connecting mainland and island of stability of superheavy nuclei

NUCLEAR REACTIONS ^245,248Cm, ^242,244Pu, ²³⁸U, ²³²Th, ²²⁶Ra(⁴⁸Ca, n), (⁴⁸Ca, 2n), (⁴⁸Ca, 3n), (⁴⁸Ca, 4n), (⁴⁸Ca, 5n), E^*=10-70 MeV; calculated σ(E), excitation functions. Comparison to available experimental data.

doi: 10.1103/PhysRevC.106.014614
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2022HO13      Eur.Phys.J. A 58, 180 (2022)

J.Hong, G.G.Adamian, N.V.Antonenko, M.Kowal, P.Jachimowicz

Hot and cold fusion reactions leading to the same superheavy evaporation residue

NUCLEAR REACTIONS ^233,235U(⁴⁸Ca, X)²⁷⁷Cn, E not given; calculated σ; deduced the possibility of filling the gap between the isotopes of superheavy nuclei with Z=112 produced in cold and hot fusion reactions. Comparison with available data.

doi: 10.1140/epja/s10050-022-00826-3
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2022MA46      Phys.Rev. C 106, 034302 (2022)

L.A.Malov, A.N.Bezbach, G.G.Adamian, N.V.Antonenko, R.V.Jolos

Electromagnetic transitions between low-lying nonrotational states of odd-neutron nuclei in α-decay chains starting from ^{265, 267, 269}Hs

RADIOACTIVITY ^265,267,269Hs(α); analyzed levels, J, π, reduced γ-transition probabilities of the excited states in α-decay chains of ^265,267,269Hs to daughter nuclei up to Fm nuclei using quasiparticle-phonon model.

NUCLEAR STRUCTURE ^265,267,269Hs, ^261,263,265Sg, ^257,259,261Rf, ^253,255,257No, ^249,251,253Fm; calculated levels, J, π, B(E1), B(M1), B(E2), B(E3) using quasiparticle-phonon model.

doi: 10.1103/PhysRevC.106.034302
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2022RA06      Phys.Rev. C 105, 044328 (2022)

A.Rahmatinejad, T.M.Shneidman, G.G.Adamian, N.V.Antonenko, P.Jachimowicz, M.Kowal

Energy dependent ratios of level-density parameters in superheavy nuclei

NUCLEAR STRUCTURE ^{282,283,284,285,286,287,288,289,290,291,292,293,294,295}Mc, ^{283,284,285,286,287,288,289,290,291,292,293,294,295,296}Lv, ^{279,280,281,282,283,284,285,286,287,288,289,290,291}Nh, ^{291,292,293,294,295,296,297,298}Ts, ^{291,292,293,294,295,296,297,298,299}Og, ²⁹²Fl, ^{295,296,297,298,299,300}119, ^{295,296,297,298,299,300,301,302}120; calculated intrinsic nuclear level densities, energy-dependent level-density parameters, energy-dependent ratios of level-density parameters corresponding to the nuclei at the fission saddle point and to proton and α-particle emission residues at their ground state to those obtained for the daughter nuclei after neutron emission. Thermodynamic superfluid formalism using the single-particle energies obtained from the diagonalization of the deformed Woods-Saxon potential.

doi: 10.1103/PhysRevC.105.044328
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2022RO07      Phys.Rev. C 105, 034619 (2022)

I.S.Rogov, G.G.Adamian, N.V.Antonenko

Spontaneous fission hindrance in even-odd nuclei within a cluster approach

RADIOACTIVITY ^{242,243,244,245,246}Cm, ^{242,243,244,245,246,253,254,255,256,257,258}Fm, ^{254,255,256,257,258}Rf, ²³⁵U, ^239,241Pu(α)(SF); calculated T_1/2. Dinuclear system cluster approach. Comparison to experimental data.

doi: 10.1103/PhysRevC.105.034619
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2022SA02      Phys.Lett. B 824, 136792 (2022)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, H.Lenske

Constraints on the appearance of a maximum in astrophysical S-factor

NUCLEAR REACTIONS ¹²C, ¹⁶O, ³⁰Si(¹²C, X), ¹⁶O(¹⁶O, X), ^28,30Si(²⁸Si, X), (³⁰Si, X), ³⁰Si(²⁴Mg, X), ⁴⁰Ca(⁴⁰Ca, X), ⁴⁸Ca(⁴⁸Ca, X), (³⁶S, X), ⁶⁴Ni(³⁶S, X), E not given; analyzed available data; deduced σ, S-factors.

doi: 10.1016/j.physletb.2021.136792
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2022SH31      Phys.Rev. C 106, 014310 (2022)

T.M.Shneidman, N.Minkov, G.G.Adamian, N.V.Antonenko

Effect of Coriolis mixing on lifetime of isomeric states in heavy nuclei

NUCLEAR STRUCTURE ²⁴⁹Cm, ²⁵¹Cf, ²⁵³Fm, ²⁵⁵No, ²⁵⁷Rf; calculated one-quasiparticle spectra, levels, J, π, Nilsson configurations using the two-center shell model (TCSM), and axially symmetric deformed shell model, matrix elements for the Coriolis interaction between different quasiparticle states, components contributing to the wave functions of second 7/2+ states, energy interval between the two lowest 7/2+ states, B(E2), B(M1), half-lives of the 7/2+ isomeric states; deduced that Coriolis mixing leads to the enhanced quadrupole transition rate from the isomeric state in ²⁵¹Cf, and reduced half-life of its lowest isomeric state. Comparison with available experimental data.

doi: 10.1103/PhysRevC.106.014310
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2021AD07      Eur.Phys.J. A 57, 89 (2021)

G.G.Adamian, N.V.Antonenko, H.Lenske, L.A.Malov, S.-G.Zhou

Self-consistent methods for structure and production of heavy and superheavy nuclei

RADIOACTIVITY ²⁹⁵119, ^295,297120(α); calculated Q-values, T_1/2. Compared with available experimental data.

doi: 10.1140/epja/s10050-021-00375-1
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2021HO08      Phys.Rev. C 103, L041601 (2021)

J.Hong, G.G.Adamian, N.V.Antonenko, P.Jachimowicz, M.Kowal

Rate of decline of the production cross section of superheavy nuclei with Z = 114-117 at high excitation energies

NUCLEAR REACTIONS ^242,244Pu(⁴⁸Ca, n), (⁴⁸Ca, 2n), (⁴⁸Ca, 3n), (⁴⁸Ca, 4n), E^*=10-65 MeV; ^242,244Pu, ²⁴³Am, ²⁴⁸Cm, ²⁴⁹Bk(⁴⁸Ca, 5n), (⁴⁸Ca, 6n), (⁴⁸Ca, 7n), (⁴⁸Ca, 8n), (⁴⁸Ca, 9n), E^*=40-120 MeV; calculated σ(E) using microscopic-macroscopic (MM) method, and compared with available experimental data for superheavy nuclei (SHN).

NUCLEAR STRUCTURE ²⁹⁰Ts; calculated potential energy surface (PES) in (β₂₀, β₂₂) plane. ^{286,287,288,289,290,291,292,293,294,295,296,297,298}Fl, ^{287,288,289,290,291,292,293,294,295,296,297,298,299}Mc, ^{288,289,290,291,292,293,294,295,296,297,298,299,300}Lv, ^{289,290,291,292,293,294,295,296,297,298,299,300,301}Ts; calculated fission barriers and S(n) using microscopic-macroscopic (MM) method, and standard BCS method with blocking for nuclei with odd numbers of protons, neutrons, or both.

doi: 10.1103/PhysRevC.103.L041601
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2021MA47      Phys.Rev. C 104, L011304 (2021)

L.A.Malov, G.G.Adamian, N.V.Antonenko, H.Lenske

Shaping the archipelago of stability by the competition of proton and neutron shell closures

NUCLEAR STRUCTURE Z=112-126, N=170-190; calculated ground-state shell correction energies. ^{298,300,302,304}120; calculated ground-state shell correction energies in the nuclei of α-decay chains. ²⁸⁸Fl, ³⁰⁴120; predicted as doubly-magic nuclei after ²⁰⁸Pb. Self-consistent energy-density functional (EDF) theory plus-HFB theory in the framework of microscopic-macroscopic method. Comparison to other theoretical approaches.

doi: 10.1103/PhysRevC.104.L011304
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2021MA82      Phys.Rev. C 104, 064303 (2021)

L.A.Malov, G.G.Adamian, N.V.Antonenko, H.Lenske

Landscape of the island of stability with self-consistent mean-field potentials

NUCLEAR STRUCTURE ²⁷²Ds; calculated ratio of density-dependent mass and mass of nucleus for proton and neutrons of the spherical nucleus ²⁷²Ds. ²⁸⁸Fl, ²⁹²Lv, ³⁰⁰120; calculated energy dependencies of the ground-state level-density parameters using mean-field potentials. ²⁴³Cm, ²⁵¹Cf; calculated energies of low-lying one-quasineutron states using phenomenological Woods-Saxon (WS) potentials. ²⁴⁷Bk, ²⁵¹Es; calculated energies of low-lying one-quasiproton states using phenomenological Woods-Saxon (WS) potentials. ²⁹⁵119, ²⁹¹Ts, ²⁸⁷Mc, ²⁸³Nh, ²⁷⁹Rg; ²⁹⁷120, ²⁹³Og, ²⁸⁹Lv, ²⁸⁵Fl, ²⁸¹Cn; ²⁹⁵120, ²⁹¹Og, ²⁸⁷Lv, ²⁸³Fl, ²⁷⁹Cn; ²⁹⁹120, ²⁹⁵Og, ²⁹¹Lv, ²⁸⁷Fl, ²⁸³Cn; calculated energies, J, π of low-lying one-quasiproton states for α decay chains of ²⁹⁵119 and ^295,297,299120. ²⁹⁵119, ²⁹¹Ts, ²⁸⁷Mc, ²⁸³Nh, ²⁷⁹Rg; ²⁹⁶120, ²⁹²Og, ²⁸⁸Lv, ²⁸⁴Fl, ²⁸⁰Cn; ²⁹⁷120, ²⁹³Og, ²⁸⁹Lv, ²⁸⁵Fl, ²⁸¹Cn; ²⁹⁵120, ²⁹¹Og, ²⁸⁷Lv, ²⁸³Fl, ²⁷⁹Cn; ²⁹⁹120, ²⁹⁵Og, ²⁹¹Lv, ²⁸⁷Fl, ²⁸³Cn; ³⁰¹120, ²⁹⁷Og, ²⁹³Lv, ²⁸⁹Fl, ²⁸⁵Cn; ³⁰⁴120, ³⁰⁰Og, ²⁹⁶Lv, ²⁹²Fl, ²⁸⁸Cn; calculated ground-state shell correction energies for α decay chains of ²⁹⁵119 and ^{295,296,297,299,301,304}120. ^286,290Fl, ^296,300120; calculated potential energy surfaces in (β₂, β₄) planes. Microscopic-macroscopic method to calculate the ground-state shell corrections in superheavy nuclei, incorporating effective nucleon mass from the noncovariant energy-density functionals, with Schrodinger-equivalent central and spin-orbit mean-field potentials. Relevance to island of stability of superheavy nuclei and shape coexistence in superheavy nuclei and effect on spectrum of α decay. Comparison with available experimental data.

doi: 10.1103/PhysRevC.104.064303
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2021PA27      Phys.Rev. C 104, 014604 (2021)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Simultaneous description of charge, mass, total kinetic energy, and neutron multiplicity distributions in fission of Th and U isotopes

NUCLEAR REACTIONS ^222,226,230Th, ^230,234U(γ, F), E^*=11 MeV; calculated charge, mass, total kinetic energy (TKE), and neutron multiplicity distributions of fission fragments, and correlations between these parameters using the improved scission-point model in the general framework of dinuclear system (DNS) model; deduced influence of transition from symmetric to asymmetric fission mode. Comparison with experimental data.

doi: 10.1103/PhysRevC.104.014604
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2021RO20      Phys.Rev. C 104, 034618 (2021)

I.S.Rogov, G.G.Adamian, N.V.Antonenko

Cluster approach to spontaneous fission of even-even isotopes of U, Pu, Cm, Cf, Fm, No, Rf, Sg, and Hs

RADIOACTIVITY ^{230,232,234,236,238}U, ^{236,238,240,242,244}Pu, ^{234,236,238,240,242,244,246,248}Cm, ^{238,240,242,244,246,248,250,252,254,256}Cf, ^{242,244,246,248,250,252,254,256,258}Fm, ^{252,254,256,258,260}No, ^{256,258,260,262}Rf, ^{258,260,262,264,266,268,270,272}Sg, ^{264,266,268,270,272,274}Hs(α), (SF); calculated half-lives, and decay Q values. ²³²U(²⁴Ne); ²³⁴U(²⁶Ne); ²³⁶U, ²³⁸Pu(²⁸Mg), (³⁰Mg); ²³⁸Pu(³²Si); ²⁴²Cm(³⁴S); calculated half-lives for cluster decays. Dinuclear system (DNS) model with cluster approach. Comparison with available experimental data.

doi: 10.1103/PhysRevC.104.034618
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2021SE11      Phys.Rev. C 104, 014317 (2021)

W.M.Seif, G.G.Adamian, N.V.Antonenko, A.S.Hashem

Correlations of α-decay properties and isospin-asymmetry

NUCLEAR STRUCTURE Z=22-118, N=24-178; N-Z=2-60; calculated neutron skin thicknesses as a function of neutron number N and angular momentum, α-decay half-lives versus Q(α) for even-even α emitters; deduced correlations between the properties of α decay of even-even nuclei and their isospin asymmetry N-Z. Self-consistent Skyrme Hartree-Fock-Bogoliubov (SHFB) model.

doi: 10.1103/PhysRevC.104.014317
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2020AD03      Eur.Phys.J. A 56, 47 (2020)

G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, S.Heinz

How to extend the chart of nuclides?

doi: 10.1140/epja/s10050-020-00046-7
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2020AD06      Phys.Rev. C 101, 034301 (2020)

G.G.Adamian, N.V.Antonenko, H.Lenske, L.A.Malov

Predictions of identification and production of new superheavy nuclei with Z=119 and 120

ATOMIC MASSES ^{275,276,277,278,279,280,281,282}Ds, ^{279,280,281,282,283,284,285,286}Cn, ^{281,282,283,284,285,286,287,288,289,290,291,292}Fl, ^{287,288,289,290,291,292,293,294,295,296}Lv, ^{291,292,293,294,295,296,297,298,299,300,301,302}Og, ^{293,294,295,296,297,298,299,300,301,302}120, ^{279,280,281,282,283}Rg, ^{283,284,285,286,287}Nh, ^{287,288,289,290,291}Mc, ^{291,292,293,294,295}Ts, ^{295,296,297,298,299,300,301}119; calculated atomic masses, Q(α). Microscopic-macroscopic method with Woods-Saxon potential extracted from the HFB self-consistent consideration. Comparison with other theoretical calculations.

NUCLEAR STRUCTURE ²⁷⁹Rg, ²⁸³Nh, ²⁸⁷Mc, ²⁹¹Ts, ²⁹⁵119, ^275,277Ds, ^279,281Cn, ^283,285Fl, ^287,289Lv, ^291,293Og, ^295,297120; calculated low-lying levels, J, π, ground-state shell corrections, Q(α) for the nuclei of α-decay chains of ²⁹⁵119, ²⁹⁵120, and ²⁹⁷120. Microscopic-macroscopic method with Woods-Saxon potential extracted from the HFB self-consistent consideration. Comparison with experimental values, and with other theoretical calculations.

NUCLEAR REACTIONS ²³⁸U, ²⁴⁴Pu, ²⁴⁸Cm, ²⁴⁹Cf(⁴⁸Ca, X), (⁵⁰Ti, X), ²³⁸U, ²⁴⁴Pu, ²⁴⁸Cm, (⁵⁴Cr, X), ²³⁸U, ²⁴⁴Pu(⁵⁸Fe, X), ²³⁸U(⁶⁴Ni, X), ^{248,249,250,251}Cf(⁴⁸Ti, X), (⁵⁰Ti, X), ^{244,245,246,247,248}Cm(⁵⁴Cr, X), ^{235,236,237,238}U, ^247,248,249Bk(⁵⁰Ti, X), E not given; calculated Q-values, evaporation residue production cross sections of superheavy elements. DNS fusion model.

doi: 10.1103/PhysRevC.101.034301
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2020HO07      Phys.Lett. B 805, 135438 (2020)

J.Hong, G.G.Adamian, N.V.Antonenko

Could new isotopes of superheavies with Z=112-118 be produced in ⁴⁸Ca-induced cold fusion reactions?

NUCLEAR REACTIONS ²³⁸U, ²³⁷Np, ^{239,240,242,244}Pu, ²⁴³Am, ^245,248Cm, ²⁴⁹Bk, ²⁴⁹Cf(⁴⁸Ca, X), E not given; calculated σ forthe production of new heaviest isotopes of the SHN with charge numbers 112-118 1-n and 2-n evaporation channels. Comparison with experimental data.

doi: 10.1016/j.physletb.2020.135438
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2020HO13      Phys.Lett. B 809, 135760 (2020)

J.Hong, G.G.Adamian, N.V.Antonenko, P.Jachimowicz, M.Kowal

Possibilities of direct production of superheavy nuclei with Z=112-118 in different evaporation channels

NUCLEAR REACTIONS ^242,244Pu, ²⁴³Am, ^245,248Cm, ²⁴⁹Bk, ^249,252Cf(⁴⁸Ca, X), E not given; analyzed available data. ^{276,277,278,279,280,281,282,283,284,285,286,287,288}Cn, ^{280,281,282,283,284,285,286,287,288,289,290,291,292}Fl, ^{286,287,288,289,290,291,292,293,294,295,296}Lv, ^{291,292,293,294,295,296,297,298,299}Og, ^{279,280,281,282,283,284,285,286,287,288,289,290,291}Nh, ^{285,286,287,288,289,290,291,292,293,294,295}Mc, ^{291,292,293,294,295,296,297,298}Ts; deduced theoretical barriers and energy thresholds n the evaporation channels with emission of proton and alpha-particle.

doi: 10.1016/j.physletb.2020.135760
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2020KA43      Phys.Rev. C 102, 024612 (2020)

Sh.A.Kalandarov, G.G.Adamian, N.V.Antonenko, H.M.Devaraja, S.Heinz

Production of neutron deficient isotopes in the multinucleon transfer reaction ⁴⁸Ca(E_lab = 5.63 MeV / nucleon) + ²⁴⁸Cm

NUCLEAR REACTIONS ²⁴⁸Cm(⁴⁸Ca, X), E=5.63 MeV/nucleon; calculated production cross sections of primary and secondary fragments produced in multinucleon transfer reaction, and excitation energies of primary products using dinuclear system (DNS) model. Comparison with experimental data from SHIP separator at GSI.

doi: 10.1103/PhysRevC.102.024612
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2020MU05      Phys.Rev. C 101, 044602 (2020)

M.-H.Mun, K.Kwak, G.G.Adamian, N.V.Antonenko

Possible production of neutron-rich No isotopes

NUCLEAR REACTIONS ^{248,249,250,251}Cf, ²⁵⁴Es(³⁶S, X), (⁴⁰Ar, X), (⁴⁸Ca, X), (⁵⁰Ti, X), ²⁵⁸No/²⁵⁹No/²⁶⁰No/²⁶¹No/²⁶²No/²⁶³No/²⁶⁴No/²⁶⁵No/²⁶⁶No, E(cm)=150-230 MeV; ^249,250,251Cf, (⁴⁸Ca, X), Q=48-70 MeV; ²⁵⁴Es(³⁶S, X), (⁴⁰Ar, X), (⁴⁸Ca, X), (⁵⁰Ti, X), Q=30-55 MeV; calculated production σ(E) in zero-neutron and one-neutron evaporation channels. Comparison of production yields of No and Md isotopes. Dinuclear system (DNS) model.

doi: 10.1103/PhysRevC.101.044602
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2020PA22      Phys.Rev. C 101, 064604 (2020)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Examination of coexistence of symmetric mass and asymmetric charge distributions of fission fragments

NUCLEAR REACTIONS ¹⁴⁴Sm(³⁶Ar, F)¹⁸⁰Hg^*, E^*=33.4, 48, 65.8 MeV; ¹⁴²Nd(⁴⁰Ca, F)¹⁸²Hg^*, E^*=33, 58, 75 MeV; ¹⁵⁴Sm(³⁶Ar, F)¹⁹⁰Hg^*, E^*=56, 62.4, 70.5 MeV; ¹⁹⁴Pt(α, F)¹⁹⁸Hg^*, E^*=49 MeV; ¹⁵⁴Sm(⁴⁸Ca, F)²⁰²Pb^*, E^*=49, 57, 95 MeV; calculated mass and charge distributions, potential energies and deformations of fission fragments from fission of compound nuclei in excited states using the improved scission-point model. Comparison with available experimental data.

doi: 10.1103/PhysRevC.101.064604
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2020RA07      Phys.Rev. C 101, 054315 (2020)

A.Rahmatinejad, T.M.Shneidman, N.V.Antonenko, A.N.Bezbakh, G.G.Adamian, L.A.Malov

Collective enhancements in the level densities of Dy and Mo isotopes

NUCLEAR STRUCTURE ^94,96,98Mo, ^160,162,164Dy; calculated β₂ and β₄ deformation parameters, shell corrections, pairing energies, neutron-, and proton-pairing gaps in the ground states, intrinsic level densities, energy dependent level densities, critical temperatures and corresponding critical energies, spin cut-off parameters, number of collective levels, and collective enhancement factors using the superfluid model with single-particle energies from the quasiparticle-phonon model (QPM) and Woods-Saxon potential. Comparison with experimental densities.

doi: 10.1103/PhysRevC.101.054315
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2020RO11      Phys.Atomic Nuclei 83, 15 (2020)

I.S.Rogov, N.V.Antonenko, G.G.Adamian, T.M.Shneidman

Effect of the Nucleon-Density Distribution on the Description of Nuclear Decay

doi: 10.1134/S1063778820010123
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2020RO13      Nucl.Phys. A1002, 121995 (2020)

I.S.Rogov, G.G.Adamian, N.V.Antonenko, T.M.Shneidman, H.Lenske

Nucleon density distribution in description of nuclear decays

NUCLEAR STRUCTURE ⁴⁴Ti; analyzed available data; calculated spectroscopic factors.

RADIOACTIVITY ^236,238U(α), (SF); analyzed self-consistently calculated nucleon density distributions; deduced T_1/2.

doi: 10.1016/j.nuclphysa.2020.121995
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2020SA05      Eur.Phys.J. A 56, 19 (2020)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, H.Lenske

Extended quantum diffusion approach to reactions of astrophysical interests

doi: 10.1140/epja/s10050-019-00009-7
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2019MU09      Phys.Rev. C 99, 054627 (2019)

M.-H.Mun, K.Kwak, G.G.Adamian, N.V.Antonenko

Possible production of neutron-rich Md isotopes in multinucleon transfer reactions with Cf and Es targets

NUCLEAR REACTIONS ²⁵⁴Es(¹⁴C, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md, E(cm)=60-80 MeV; ²⁵⁴Es(¹⁸O, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md, E(cm)=80-95 MeV; ²⁵⁴Es(²²Ne, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md, E(cm)=100-120 MeV; ²⁵⁴Es(²⁶Mg, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md, E(cm)=115-140 MeV; ²⁵⁴Es(³⁰Si, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md, E(cm)=130-160 MeV; ²⁵⁴Es(³⁶S, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md, E(cm)=155-165 MeV; ²⁵⁴Es(⁴⁰Ar, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md/²⁶³Md/²⁶⁴Md/²⁶⁵Md, E(cm)=170-210 MeV; ²⁵⁴Es(⁴⁰Ar, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md/²⁶³Md, E(cm)=210-230 MeV; ²⁴⁹Cf(⁴⁸Ca, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md, E(cm)=200-210 MeV; ²⁵⁰Cf(⁴⁸Ca, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md/²⁶³Md, E(cm)=200-210 MeV; ²⁵¹Cf(⁴⁸Ca, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md/²⁶³Md/²⁶⁴Md, E(cm)=195-212.5 MeV; ²⁵²Cf(⁴⁸Ca, X)²⁵⁸Md/²⁵⁹Md/²⁶⁰Md/²⁶¹Md/²⁶²Md/²⁶³Md/²⁶⁴Md/²⁶⁵Md, E(cm)=195-212.5 MeV; calculated total capture σ(E), maximal production σ(E) for zero- and one-neutron evaporation channels of multinucleon transfer reactions. Dinuclear system (DNS) model.

doi: 10.1103/PhysRevC.99.054627
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2019PA36      Phys.Rev. C 99, 064611 (2019)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Change of the shape of mass and charge distributions in fission of Cf isotopes with excitation energy

RADIOACTIVITY ^{250,252,254,256}Cf(SF); calculated fission fragment mass and charge distributions using the improved scission-point model. Comparison with experimental data.

NUCLEAR REACTIONS ²⁴⁹Cf(n, F), E=thermal; ^{248,250,252,254,256}Cf; induced fission at excitation energies of 0, 15, 25, 35, 45, 46, 55, 65 MeV; calculated fission fragment mass and charge distributions, scission configurations, average light fragment mass and charge, and peak to valley ratio of fission fragment mass and charge distributions. Statistical scission-point fission model.

doi: 10.1103/PhysRevC.99.064611
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2019RO15      Phys.Rev. C 100, 024606 (2019)

I.S.Rogov, G.G.Adamian, N.V.Antonenko

Dynamics of a dinuclear system in charge-asymmetry coordinates: α decay, cluster radioactivity, and spontaneous fission

RADIOACTIVITY ^232,234,236U, ^236,238Pu, ²⁴²Cm, ²⁴⁸Cf, ²⁴²Cm, ²⁴⁸Cf(²⁴Ne), (²⁸Mg), (³⁴Si), (⁴⁰S), (⁴⁶Ar); ²⁴⁸Cf(⁵⁰Ca); ²⁴²Cm, ²⁴⁸Cf(α), (¹⁰Be), (¹¹B), (¹⁴C), (¹⁵N), (²⁰O), (²³F), (²⁴Ne), (²⁷Na), (²⁸Mg), (³¹Al), (³⁴Si), (³⁵P), (⁴⁰S), (⁴¹Cl), (⁴⁶Ar), (⁴⁷K), (⁴⁸Ca), (⁵¹Sc), (⁵⁶Ti), (⁵⁷V), (⁵⁸Cr), (⁶¹Mn); ²³²U(²⁴Ne); ²³⁴U(²⁶Ne), (²⁸Mg); ²³⁶U(³⁰Mg); ^232,234,236U(α), (SF); ²³⁶Pu(α), (SF), (²⁸Mg); ²⁴²Cm(α), (SF), (³⁴Si); ²³⁸Pu(α), (SF), (³⁰Mg), (²³Si); ²⁴⁸Cf(α), (SF), (⁴⁰S); calculated half-lives using dinuclear system model, and compared with available experimental results.

doi: 10.1103/PhysRevC.100.024606
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2019SA65      Acta Phys.Pol. B50, 507 (2019)

V.V.Sargsyan, H.Lenske, G.G.Adamian, N.V.Antonenko

From Dinuclear Systems to Close Binary Stars: Application to Mass Transfer

doi: 10.5506/aphyspolb.50.507
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2018AD02      Nucl.Phys. A970, 22 (2018)

G.G.Adamian, N.V.Antonenko, H.Lenske

Estimates of production and structure of nuclei with Z = 119

NUCLEAR REACTIONS ^246,247,248Cm(⁵¹V, γ), (⁵¹V, xn), E not given;^247,248,249Bk(⁵⁰Ti, γ), (⁵⁰Ti, xn), E not given; calculated ²⁹⁵119 hot fusion Q, Q_α, evaporation residue σ using TCSM (Two-Center Shell Model), α-decay chain.

doi: 10.1016/j.nuclphysa.2017.11.001
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2018AD05      Phys.Rev. C 97, 034308 (2018)

G.G.Adamian, L.A.Malov, N.V.Antonenko, R.V.Jolos

Nonrotational states in isotonic chains of heavy nuclei

NUCLEAR STRUCTURE ²⁵¹Es; calculated energies of single-neutron and proton levels. ²⁵¹No, ²⁵³Fm, ²⁸⁶Fl; calculated potential energy contour in (β₂, β₄) plane. ^{243,245,247,249,251}Cm, ^{245,247,249,251,253,255}Cf, ^{249,251,253,255,257,259}Fm, ^{251,253,255,257,259}No, ^{255,257,259,261}Rf, ^{259,261,263,265}Sg, ^{263,265,267,269}Hs; calculated equilibrium deformation parameters β₂ and β₄, ground states, levels, J, π. Microscopic-macroscopic approach using the single-particle Woods-Saxon potential of the quasiparticle-phonon model. Comparison with experimental data.

doi: 10.1103/PhysRevC.97.034308
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2018AD21      Eur.Phys.J. A 54, 170 (2018)

G.G.Adamian, L.A.Malov, N.V.Antonenko, H.Lenske, K.Wang, S.-G.Zhou

Incorporating self-consistent single-particle potentials into the microscopic-macroscopic method

doi: 10.1140/epja/i2018-12603-6
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2018KA14      Eur.Phys.J. A 54, 6 (2018)

Sh.A.Kalandarov, G.G.Adamian, N.V.Antonenko, D.Lacroix, J.P.Wieleczko

Light charged particle multiplicities in fusion and quasifission reactions

NUCLEAR REACTIONS ¹⁰⁰Mo(³²S, x), E=200 MeV;²⁷Al(¹²¹Sb, x), E=905, 1030 MeV;Ag(⁴⁰Ar, x), E=247, 337 MeV;¹⁶⁴Dy(⁴⁰Ar, x), E=340 MeV; calculated evaporation residue σ, capture σ, fusion-fission σ, p- and α-multiplicity vs incident energy using dinuclear system model. Compared with data.

doi: 10.1140/epja/i2018-12452-3
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2018PA01      Nucl.Phys. A969, 226 (2018)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Transitions between symmetric and asymmetric modes in the region of heavy actinides

RADIOACTIVITY ^{242,244,246,248,250,250,252,254,256}Cf, ^{250,252,254,256}Fm, ^250,252,254No(SF); calculated fragment mass distributions, fragment charge distribution. Compared with available data. Scission point fission model.

doi: 10.1016/j.nuclphysa.2017.10.001
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2018PA14      Phys.Rev. C 97, 034621 (2018)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Charge distributions of fission fragments of low- and high-energy fission of Fm, No, and Rf isotopes

RADIOACTIVITY ^{254,256,258,260,264}Fm, ^{258,260,262,264}No, ^262,264,266Rf(SF); calculated mass and charge distribution of fission fragments using statistical scission-point fission model. Comparison with available experimental data.

NUCLEAR REACTIONS ^{254,256,258,260,264}Fm(n, F), E=thermal; calculated mass and charge distribution of fission fragments. ^{254,256,258,260,264}Fm; induced fission at excitation energies of 15, 25, 35, 50 MeV; ^{258,260,262,264}No; induced fission at excitation energies of 25, 50 MeV; ^262,264,266Rf; induced fission at excitation energies of 20, 50 MeV; calculated mass and charge distribution of fission fragments. Statistical scission-point fission model. Comparison with available experimental data.

doi: 10.1103/PhysRevC.97.034621
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2018PA25      Phys.Rev. C 98, 014624 (2018)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko, D.Lacroix

Toward an understanding of the anomaly in charge yield of Mo and Sn fragments in the fission reaction ²³⁸U (n, f)

NUCLEAR REACTIONS ²³⁸U(n, F), E=1.5, 1.97, 2.7 MeV; calculated yields of fission fragments with Z=30-62 using improved scission-point model. Comparison with experimental data, and with GEF theoretical predictions. Discussed possible explanation for anomaly in charge yields of Mo and Sn fragments.

doi: 10.1103/PhysRevC.98.014624
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2018PA32      Eur.Phys.J. A 54, 104 (2018)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Suggestion for examination of a role of multi-chance fission

NUCLEAR REACTIONS ²³⁸U(n, F), E=32.8, 45.3, 59.9 MeV; calculated fragment mass distribution without employing multi-chance fission assumption. Compared to data.

RADIOACTIVITY ^{218,220,222,224,226,228}Th, ²⁴⁰U, ²⁴⁴Pu(SF); calculated (excited nuclei, E^*=15-60 MeV) fission fragments charge, mass distribution without employing multi-chance fission assumption. Compared to data. ²⁴⁰U(SF); calculated (excited nucleus, E^*=55 MeV) fission fragments charge, mass distribution considering multi-chance fission assumption. Compared to data.

doi: 10.1140/epja/i2018-12545-y
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2018PA35      Nucl.Phys. A977, 1 (2018)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Induced fission modes of Fermium and Nobelium isotopes

NUCLEAR REACTIONS ^{254,256,258,260}Fm(n, f), E=thermal, E^*=15 MeV;^{254,256,258,260}Fm²⁶⁰(SF);^262,264No(n, f), E=thermal, E^*=25, 50 MeV;^262,264No(SF); calculated mass distribution using spontaneous and thermal-neutron-induce fission model. Compared with available data.

doi: 10.1016/j.nuclphysa.2018.05.008
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2018PA50      Nucl.Phys. A980, 143 (2018)

H.Pasca, Sh.A.Kalandarov, G.G.Adamian, N.V.Antonenko

Influence of the entrance channel on spins of complex fragments in binary reactions

doi: 10.1016/j.nuclphysa.2018.10.060
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2017AD13      Acta Phys.Pol. B48, 441 (2017)

G.G.Adamian, N.V.Antonenko, A.N.Bezbakh, R.V.Jolos, L.A.Malov, K.Wang, S.-G.Zhou, H.Lenske

Influence of Properties of Superheavy Nuclei on Their α Decays

RADIOACTIVITY ²⁸⁸Mc, ^291,293Ts(α); calculated α-decay chains, Q_α, mass excess, levels, J, π, T_1/2 using microscopic-macroscopic approach based on TCSM (Two-Center Shell Model).

NUCLEAR STRUCTURE ²⁹¹Ts, ²⁸⁷Mc, ²⁸³Nh, ²⁷⁹Rg, ²⁷⁵Mt, ²⁷¹Bh, ²⁶⁷Db, ²⁵³Lr, ²⁵⁹Md, ²⁹³Ts, ²⁸⁹Mc, ²⁸⁵Nh, ²⁸¹Rg, ²⁷⁷Mt, ²⁷³Bh, ²⁶⁹Db, ²⁶⁵Lr, ²⁶¹Md, ²⁸⁸Mc, ²⁸⁴Nh, ²⁸⁰Rg, ²⁷⁶Mt, ²⁷²Bh, ²⁶⁸Db; calculated low-lying one-quasiparticle levels, J, π, Q_α, mass excess.²⁸⁴Nh, ²⁸⁸Mc(α); calculated α-decay scheme (²⁸⁸Mc to ²⁸⁴Nh, ²⁸⁴Nh to ²⁸⁰Rg) using TCSM (Two-Center Shell Model).

doi: 10.5506/APhysPolB.48.441
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2017AD29      Phys.Rev. C 96, 044310 (2017)

G.G.Adamian, N.V.Antonenko, L.A.Malov, H.Lenske

Examination of production and properties of ^268-271Hs

NUCLEAR REACTIONS ²⁴⁹Cf(²²Ne, 3n)²⁶⁸Hs, E_CN=35.2 MeV; ²⁴⁹Cf(²²Ne, 4n)²⁶⁷Hs, E_CN=46 MeV; ²⁴⁸Cm(²⁶Mg, 3n)²⁷¹Hs, E_CN=33.4 MeV; ²⁴⁸Cm(²⁶Mg, 4n)²⁷⁰Hs, E_CN=44.8 MeV; ²⁴⁸Cm(²⁶Mg, 5n)²⁶⁹Hs, E_CN=50.8 MeV; ²⁴⁴Pu(³⁰Si, 3n)²⁷¹Hs, E_CN=33.4 MeV; ²⁴⁴Pu(³⁰Si, 4n)²⁷⁰Hs, E_CN=46 MeV; ²⁴⁴Pu(³⁰Si, 5n)²⁶⁹Hs, E_CN=51.4 MeV; ²³⁸U(³⁶S, 3n)²⁷¹Hs, E_CN=34.6 MeV; ²³⁸U(³⁶S, 4n), ²⁷⁰Hs, E_CN=43.6 MeV; ²³⁸U(³⁶S, 3n)²⁶⁹Hs, E_CN=49.6 MeV; ²²⁶Ra(⁴⁸Ca, 3n)²⁷¹Hs, E_CN=32.8 MeV; ²²⁶Ra(⁴⁸Ca, 4n)²⁷⁰Hs, E_CN=38.8 MeV; calculated production σ using dinuclear system model (DNS), and compared with available experimental data.

NUCLEAR STRUCTURE ²⁴⁵Pu, ^249,252,253Fm, ^256,257,259No, ^{260,261,262,263}Rf, ^{264,265,266,267}Sg, ^{268,269,270,271}Hs, ^272,273Ds, ²⁷⁷Cn; calculated levels, K- and shape isomers, J, π using microscopic-macroscopic model, and compared with experimental values. ²⁴⁸Fm; calculated quadrupole and hexadecapole deformation parameters as function of elongation parameter in the two-center shell model. ^269,270,271Hs, ^265,266,267Sg, ^261,263Rf; calculated potential energy surfaces in the plane of elongation and deformation parameters.

RADIOACTIVITY ²⁷⁷Cn, ²⁷³Ds, ^269,271Hs, ^265,267Sg, ^261,263Rf, ²⁵⁷No(α); calculated Q(α), T_1/2. Comparison with available experimental values.

doi: 10.1103/PhysRevC.96.044310
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2017HO16      Phys.Rev. C 96, 014609 (2017)

J.Hong, G.G.Adamian, N.V.Antonenko

Possibilities of production of transfermium nuclei in complete fusion reactions with radioactive beams

NUCLEAR REACTIONS ²⁴⁸Cm(¹⁶C, xn)²⁵⁹No/²⁶⁰No/²⁶¹No/²⁶²No/²⁶³No, E*=10-70 MeV; ²⁴⁸Cm(¹⁶C, xnα)²⁵⁶Fm/²⁵⁷Fm/²⁵⁸Fm, E*=30-85 MeV; ²⁴⁹Bk(¹⁶C, xn)²⁶⁰Lr/²⁶¹Lr/²⁶²Lr/²⁶³Lr/²⁶⁴Lr, E*=10-70 MeV; ²⁴⁹Bk(¹⁶C, xnα)²⁵⁷Md/²⁵⁸Md/²⁵⁹Md, E*=30-85 MeV; ²⁴⁴Pu(²⁰O, xn)²⁵⁹No/²⁶⁰No/²⁶¹No/²⁶²No/²⁶³No, E*=10-70 MeV; ²⁴⁴Pu(²⁰O, xnα)²⁵⁶Fm/²⁵⁷Fm/²⁵⁸Fm, E*=30-85 MeV; ²⁴⁴Pu(²¹O, xn)²⁶⁰No/²⁶¹No/²⁶²No/²⁶³No, E*=10-70 MeV; ²⁴⁴Pu(²¹O, xnα)²⁵⁷Fm/²⁵⁸Fm/²⁵⁹Fm, E*=30-85 MeV; ²⁴⁸Cm(²⁰O, xn)²⁶³Rf/²⁶⁴Rf/²⁶⁵Rf/²⁶⁶Rf/²⁶⁷Rf, E*=10-70 MeV; ²⁴⁸Cm(²⁰O, xnα)²⁶⁰No/²⁶¹No/²⁶²No, E*=10-70 MeV; ²⁴⁸Cm(²¹O, xn)²⁶⁴Rf/²⁶⁵Rf/²⁶⁶Rf/²⁶⁷Rf, E*=10-70 MeV; ²⁴⁸Cm(²¹O, xnα)²⁶¹No/²⁶²No/²⁶³No, E*=10-70 MeV; ²³⁸U(²⁸Mg, xn)²⁶¹Rf/²⁶²Rf/²⁶³Rf, E*=25-65 MeV; ²³⁸U(²⁸Mg, xnα)²⁵⁸No/²⁵⁹No/²⁶⁰No, E*=35-75 MeV; ²⁴⁴Pu(²⁸Mg, xn)²⁶⁷Sg/²⁶⁸Sg/²⁶⁹Sg, E*=25-65 MeV; ²⁴⁴Pu(²⁸Mg, xnα)²⁶⁴Rf/²⁶⁵Rf/²⁶⁶Rf, E*=35-75 MeV; ²⁴⁴Pu(³⁰Mg, xn)²⁶⁹Sg/²⁷⁰Sg, E*=30-60 MeV; ²⁴⁴Pu(³⁰Mg, xnα)²⁶⁶Rf/²⁶⁷Rf, E*=35-75 MeV; ²⁴⁹Bk(²⁰O, xn)²⁶⁴Db/²⁶⁵Db/²⁶⁶Db/²⁶⁷Db/²⁶⁸Db, E*=10-70 MeV; ²⁴⁹Bk(²⁰O, xnα)²⁶¹Lr/²⁶²Lr/²⁶³Lr, E*=30-75 MeV; ²⁴⁹Bk(²¹O, xn)²⁶⁴Db/²⁶⁵Db/²⁶⁶Db/²⁶⁷Db/²⁶⁸Db/²⁶⁹Db, E*=10-70 MeV; ²⁴⁹Bk(²¹O, xnα)²⁶²Lr/²⁶³Lr/²⁶⁴Lr, E*=30-75 MeV; ²⁴⁸Cm(²¹F, xn)²⁶⁴Db/²⁶⁵Db/²⁶⁶Db/²⁶⁷Db, E*=10-70 MeV; ²⁴⁸Cm(²¹F, xnα)²⁶¹Lr/²⁶²Lr/²⁶³Lr, E*=30-75 MeV; ²⁴⁸Cm(²³F, xn)²⁶⁶Db/²⁶⁷Db/²⁶⁸Db/²⁶⁹Db/²⁷⁰Db, E*=10-70 MeV; ²⁴⁸Cm(²³F, xnα)²⁶³Lr/²⁶⁴Lr/²⁶⁵Lr, E*=30-75 MeV; ²⁴⁴Pu(²⁴Na, xn)²⁶³Db/²⁶⁴Db, E*=35-60 MeV; ²⁴⁴Pu(²⁴Na, xnα)²⁶⁰Lr/²⁶¹Lr, E*=40-75 MeV; ²⁴⁴Pu(²⁵Na, xn)²⁶⁴Db/²⁶⁵Db/²⁶⁶Db/²⁶⁷Db, E*=15-65 MeV; ²⁴⁴Pu(²⁵Na, xnα)²⁶¹Lr/²⁶²Lr/²⁶³Lr, E*=35-75 MeV; ²⁴⁴Pu(²⁷Na, xn)²⁶⁶Db/²⁶⁷Db/²⁶⁸Db/²⁶⁹Db, E*=15-65 MeV; ²⁴⁴Pu(²⁷Na, xnα)²⁶³Lr/²⁶⁴Lr/²⁶⁵Lr, E*=30-75 MeV; ²⁵¹Cf(²⁰O, xn)²⁶⁶Sg/²⁶⁷Sg/²⁶⁸Sg/²⁶⁹Sg, E*=15-60 MeV; ²⁵¹Cf(²⁰O, xnα)²⁶³Rf/²⁶⁴Rf/²⁶⁵Rf, E*=30-75 MeV; ²⁵¹Cf(²¹O, xn)²⁶⁷Sg/²⁶⁸Sg/²⁶⁹Sg/²⁷⁰Sg, E*=15-60 MeV; ²⁵¹Cf(²¹O, xnα)²⁶⁴Rf/²⁶⁵Rf/²⁶⁶Rf, E*=30-75 MeV; ²⁴⁹Cf(²¹O, xn)²⁶⁵Sg/²⁶⁶Sg/²⁶⁷Sg/²⁶⁸Sg, E*=15-60 MeV; ²⁴⁹Cf(²¹O, xnα)²⁶²Rf/²⁶³Rf/²⁶⁴Rf, E*=30-75 MeV; ²⁵⁰Cf(²¹O, xn)²⁶⁶Sg/²⁶⁷Sg/²⁶⁸Sg/²⁶⁹Sg, E*=15-60 MeV; ²⁵⁰Cf(²¹O, xnα)²⁶³Rf/²⁶⁴Rf/²⁶⁵Rf, E*=30-75 MeV; ²⁴⁸Cm(²⁴Ne, xn)²⁶⁷Sg/²⁶⁸Sg/²⁶⁹Sg/²⁷⁰Sg, E*=15-65 MeV; ²⁴⁸Cm(²⁴Ne, xnα)²⁶⁴Rf/²⁶⁵Rf/²⁶⁶Rf, E*=30-75 MeV; ²⁴⁸Cm(²⁵Ne, xn)²⁶⁸Sg/²⁶⁹Sg/²⁷⁰Sg/²⁷¹Sg, E*=15-65 MeV; ²⁴⁸Cm(²⁵Ne, xnα)²⁶⁵Rf/²⁶⁶Rf/²⁶⁷Rf, E*=30-75 MeV; ²⁴⁸Cm(²⁶Ne, xn)²⁶⁹Sg/²⁷⁰Sg/²⁷¹Sg/²⁷²Sg, E*=15-65 MeV; ²⁴⁸Cm(²⁶Ne, xnα)²⁶⁶Rf/²⁶⁷Rf/²⁶⁸Rf, E*=30-75 MeV; calculated σ(E*) for xn and αxn reactions in various asymmetric hot fusion-evaporation reactions with radioactive beams, and compared with available experimental data. ²⁴⁸Cm(¹⁶C, 3n), E*=29.2 MeV; ²⁴⁸Cm(²⁰O, 3nα), E*=48.3 MeV; ²⁴⁸Cm(²¹O, 4nα), E*=54.4 MeV; ²⁴⁸Cm(¹⁶C, n), E*=11.8 MeV; ²⁴⁴Pu(²⁰O, n), E*=11.8 MeV; ²⁴⁴Pu(²¹O, 2n), E*=18.3 MeV; ²⁴⁴Pu(²¹O, n), E*=12.1 MeV; ²⁴⁹Bk(¹⁶C, 2n), E*=17.7 MeV; ²⁴⁹Bk(²¹O, 3nα), E*=44.8 MeV; ²⁴⁸Cm(²³F, 4nα), E*=50.5 MeV; ²⁴⁴Pu(²⁷Na, 4nα), E*=50.9 MeV; ²⁴⁹Bk(²¹O, 2nα), E*=40.8 MeV; ²⁴⁸Cm(²³F, 3nα), E*=46.1 MeV; ²⁴⁴Pu(²⁷Na, 3nα), E*=47.0 MeV; ²⁴⁸Cm(²³F, 2nα), E*=40.8 MeV; ²⁴⁴Pu(²⁷Na, 2nα), E*=42.1 MeV; ²⁴⁸Cm(²⁰O, 5n), E*=46.4 MeV; ²⁴⁸Cm(²⁰O, 4n), E*=38.7 MeV; ²⁴⁸Cm(²¹O, 5n), E*=43.6 MeV; ²⁴⁸Cm(²⁰O, 2n), E*=17.7 MeV; ²⁴⁸Cm(²¹O, 3n), E*=24.6 MeV; ²⁴⁸Cm(²⁵Ne, 3nα), E*=44.3 MeV; ²⁴⁸Cm(²⁶Ne, 4nα), E*=50.5 MeV; ²⁴⁴Pu(³⁰Mg, 4nα), E*=50.9 MeV; ²⁴⁸Cm(²¹O, n), E*=10.7 MeV; ²⁴⁸Cm(²⁶Ne, 2nα), E*=40.4 MeV; ²⁴⁹Bk(²⁰O, 5n), E*=45.9 MeV; ²⁴⁸Cm(²¹F, 5n), E*=48.2 MeV; ²⁴⁴Pu(²⁵Na, 5n), E*=48.9 MeV; ²⁴⁹Bk(²⁰O, 4n), E*=37.9 MeV; ²⁴⁹Bk(²¹O, 5n), E*=43.3 MeV; ²⁴⁸Cm(²¹F, 4n), E*=38.9 MeV; ²⁴⁸Cm(²³F, 2n), E*=17.2 MeV; ²⁵¹Cf(²⁰O, 4n), E*=40.3 MeV; ²⁴⁹Cf(²¹O, 5n), E*=49.6 MeV; ²⁵⁰Cf(²¹O, 4n), E*=40.3 MeV; ²⁵¹Cf(²¹O, 3n), E*=28.7 MeV; ²⁴⁸Cm(²⁴Ne, 5n), E*=46.2 MeV; ²⁴⁹Cf(²¹O, 4n), E*=41.8 MeV; ²⁴⁸Cm(²⁴Ne, 4n), E*=38.2 MeV; ²⁴⁸Cm(²⁵Ne, 5n), E*=43.1 MeV; ²⁴⁸Cm(²⁶Ne, 4n), E*=37.9 MeV; ²⁴⁴Pu(³⁰Mg, 4n), E*=37.6 MeV; ²⁴⁸Cm(²⁶Ne, 2n), E*=17.3 MeV; calculated evaporation residue cross sections. Dinuclear system (DNS) model.

doi: 10.1103/PhysRevC.96.014609
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2017PA05      Acta Phys.Pol. B48, 431 (2017)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Physical Origin of the Transition from Symmetric to Asymmetric Fission Fragment Charge Distribution

NUCLEAR REACTIONS ^204,206,208Rn, ^{210,212,214,216,218}Ra, ^{218,220,222,224,226,228}Th, ^230,232,234U(γ, f), E^*≈11 MeV; calculated fission charge yields using improved scission-point model. Compared with available data.

doi: 10.5506/APhysPolB.48.431
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2017PA37      Phys.Rev. C 96, 044611 (2017)

H.Pasca, Sh.A.Kalandarov, G.G.Adamian, N.V.Antonenko

Spins of complex fragments in binary reactions within a dinuclear system model

NUCLEAR REACTIONS ⁵⁸Ni(¹⁶O, X), E=100 MeV; calculated sum of average fragment spins vs the charge number of the light fragment. ⁵⁸Ni(⁴⁰Ar, X), E=280 MeV; calculated root mean square of the single fragment spin and of the sum of fragment spins as a function of the charge number of one of the fragments. Ag(²⁰Ne, X), E=175 MeV; calculated sum of the average fragment spins with and without considering the fragment deformations. ⁸⁹Y(⁴⁰Ar, X), E=237 MeV; Ag(⁴⁰Ar, X), E=288, 340 MeV; ⁶³Cu(²⁰Ne, X), E=166 MeV; calculated γ-ray multiplicity and average spin of heavy fragment as function of charge number of light fragment. ⁶³Cu(²⁰Ne, X), E=166 MeV; calculated square root of the sum of variances of fragment spin distributions versus charge number of light fragment, average orbital angular momentum of the DNS as a function of charge number of one DNS nuclei. ⁸⁹Y(⁴⁰Ar, X), E(cm)=80-220 MeV; calculated average total spins, total spin components and average temperatures of the DNS arising from pure excitation of the orbital with bending, twisting, and tilting modes of the fragments of different charge numbers. Dinuclear system (DNS) model calculations. Comparison with experimental data.

doi: 10.1103/PhysRevC.96.044611
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2017SA28      Phys.Rev. C 95, 054619 (2017)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, W.Scheid, H.Q.Zhang

Comparative analysis of the fusion reactions ⁴⁸Ti + ⁵⁸Fe and ⁵⁸Ni + ⁵⁴Fe

NUCLEAR REACTIONS ⁴⁸Ti(⁵⁸Fe, X), E(cm)=65-90 MeV; ⁵⁸Ni(⁵⁴Fe, X), E(cm)=85-110 MeV; analyzed experimental reduced fusion excitation functions, capture probabilities, fusion (capture) σ(E), fusion barrier distributions by universal fusion function; deduced astrophysical S factor, enhancement of sub-barrier fusion cross section. Quantum diffusion approach and the universal fusion function representation.

doi: 10.1103/PhysRevC.95.054619
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2017SE19      Phys.Rev. C 96, 054328 (2017)

W.M.Seif, N.V.Antonenko, G.G.Adamian, H.Anwer

Correlation between observed α decays and changes in neutron or proton skins from parent to daughter nuclei

RADIOACTIVITY ^{105,106,107,108,109,110}Te, ^{107,108,109,110,111,112,113}I, ^{109,110,111,112,113,115}Xe, ^{124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,143,144,145,146,147,148,149}Nd, ^{133,134,135,136,137,138,139,143,145,146,147,148,149,150,151,152}Sm, ^{133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155}Gd, ^{148,149,150,151,152}Yb, ^{147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166}Ho, ^{153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177}Yb, ^{186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,211,222,223,224}Po, ^{212,213,214,215,216,217,218,219,220,211,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241}Pa, ^{241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260}Fm(α); calculated difference between the proton or neutron skin thicknesses, Q(α), partial α-decay half-lives for ^140-155Gd, ^232-241Pa and ^258-260Fm. Comparison with available experimental half-lives. Hartree-Fock-Bogoliubov (HFB) method based on the Skyrme-like effective interactions.

doi: 10.1103/PhysRevC.96.054328
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2016AD18      Physics of Part.and Nuclei 47, 1 (2016)

G.G.Adamian, N.V.Antonenko, Sh.A.Kalandarov

Description of quasifission reactions in the dinuclear system model

NUCLEAR REACTIONS ²⁴⁴Pu(⁴⁸Ca, X)²⁹²Fl, E not given; ²⁴⁸Cm(⁴⁸Ca, X)²⁹⁶Lv, E not given; ²⁴⁹Cf(⁴⁸Ca, X)²⁹⁷Og, E not given; ²⁴⁸Cm(⁶⁴Ni, X)³¹²124, E not given; ²³²Th(⁵⁸Fe, X)²⁹⁰Lv, E not given; ²⁴⁴Pu(⁵⁸Fe, X)³⁰²120, E not given; ²⁴⁸Cm(⁵⁸Fe, X)³⁰⁶122, E not given; ²⁴⁹Cf(⁵⁸Fe, X)³⁰⁷124, E not given; ²⁰⁸Pb(⁵⁸Fe, X)²⁶⁶Hs, E not given; ²⁰⁸Pb(⁶⁴Ni, X)²⁷²Ds, E not given; calculated yields, σ, dinuclear system potential energy as a function of the mass number of the light fragment, total kinetic energy. Comparison with available data.

doi: 10.1134/S1063779616010020
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2016AD37      Phys.Rev. C 94, 054309 (2016)

G.G.Adamian, N.V.Antonenko, H.Lenske, S.V.Tolokonnikov, E.E.Saperstein

Isotopic trends of nuclear surface properties of spherical nuclei

NUCLEAR STRUCTURE ^{48,50,52,54,56,58,60,64,68,72,76,78,80,82,84,86,88}Ni; calculated binding energies per nucleon. ^58,64Ni; calculated radial distributions of the proton density. ⁶⁴Ni, ¹²²Sn, ¹⁹⁶Pb, ²⁷²Ds; calculated nucleon-density distributions. Z=28, N=20-50; Z=82, N=98-126; Z=12, N=11-32; Z=50, N=50-85; Z=110, N=154-190; calculated isotopic dependencies of proton and neutron radii and diffuseness. Partially ab initio method, and the Fayans energy density functional (EDF) method used in calculations. Comparison with available experimental data.

NUCLEAR REACTIONS ²⁰⁸Pb(⁶⁴Ni, X), (³²Si, X), (α, X); ⁵⁸Ni(⁵⁸Ni, X); calculated nucleus-nucleus potentials defined by the density-dependent NN interaction and nucleon density profiles.

doi: 10.1103/PhysRevC.94.054309
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2016AN05      Phys.Rev. C 93, 034620 (2016)

A.V.Andreev, G.G.Adamian, N.V.Antonenko

Asymmetry of fission fragment mass distribution for Po and Ir isotopes

RADIOACTIVITY ^194,196At(β⁺F), (ECF); calculated mass distributions of fission fragments for β-delayed fission of ^194,196Po nuclei; deduced symmetric and asymmetric fission modes. Improved scission-point model. Comparison with experimental data.

NUCLEAR STRUCTURE ^{185,187,189,191,193}Ir; calculated mass distributions for the fission at excitation energy of 10 MeV at the saddle point. Improved scission-point model. Comparison with experimental data for ^187,189Ir.

doi: 10.1103/PhysRevC.93.034620
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2016BE37      Eur.Phys.J. A 52, 353 (2016)

A.N.Bezbakh, T.M.Shneidman, G.G.Adamian, N.V.Antonenko, S.-G.Zhou

Level densities of dinuclear systems

NUCLEAR STRUCTURE ²⁶⁶Hs, ^272,280Ds[originated from ⁵⁸Fe+²⁰⁸Pb, ⁶⁴Ni+²⁰⁸Pb, ³⁶S+²⁴⁴Pu]; calculated double nuclear system potential energy, quadrupole deformation, entropy, level density parameter using TCSM (Two-Center Shell Model).

doi: 10.1140/epja/i2016-16353-1
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2016HO19      Phys.Rev. C 94, 044606 (2016)

J.Hong, G.G.Adamian, N.V.Antonenko

Possibilities of production of transfermium nuclei in charged-particle evaporation channels

NUCLEAR REACTIONS ²³⁸U(¹²C, 4n), E(cm)=64.3 MeV; ²³⁸U(¹²C, 5n), E(cm)=70.0 MeV; ²³⁸U(¹²C, 6n), E(cm)=79.5 MeV; ²³⁸U(¹²C, 7n), E(cm)=90.4 MeV; ²³⁸U(¹²C, 8n), E(cm)=109.5 MeV; ²⁴⁰Pu(¹²C, 4n), E(cm)=67.6 MeV; ²³³U(¹⁶O, 4n), E(cm)=87.0 MeV; ²³³U(¹⁶O, 5n), E(cm)=90.8 MeV; ²³²Th(²⁰Ne, 5n), E(cm)=107.8 MeV; ²³²Th(²⁰Ne, 6n), E(cm)=111.4 MeV; ²³²Th(²²Ne, 7n), E(cm)=121.2 MeV; ²³²Th(²²Ne, 8n), E(cm)=129.4 MeV; ²⁴⁸Cm(¹⁵N, 4n), E(cm)=76.4 MeV; ²⁴⁸Cm(¹⁵N, 5n), E(cm)=82.0 MeV; ²³²Th(²⁷Al, 5n), (²⁷Al, 6n), E(cm)=136.0 MeV; ²⁴⁹Bk(¹⁵N, 4n), E(cm)=75.5 MeV; ²⁴²Pu(²²Ne, 4n), E(cm)=104.9 MeV; ²⁴⁴Pu(²²Ne, 4n), (²²Ne, 5n), E(cm)=104.9 MeV; ²⁴⁹Bk(¹⁸O, 4n), E(cm)=86.7 MeV; ²⁴⁹Bk(¹⁸O, 5n), E(cm)=92.3 MeV; ²⁴⁸Cm(¹⁹F, 5n), E(cm)=95.8 MeV; ²⁴¹Am(²²Ne, 4n), E(cm)=108.1 MeV; ²⁴³Am(²²Ne, 4n), E(cm)=106.4 MeV; ²³⁶U(²⁷Al, 5n), E(cm)=138.2 MeV; ²³⁶U(²⁷Al, 6n), E(cm)=146.3 MeV; ²³²Th(³¹P, 5n), E(cm)=151.4 MeV; ²⁴⁹Cf(¹⁸O, 4n), E(cm)=88.6 MeV; ²³⁸U(³⁰Si, 4n), E(cm)=133.0 MeV; ²³⁸U(³⁰Si, 5n), E(cm)=144.0 MeV; ²⁴⁹Bk(²²Ne, 4n), (²²Ne, 5n), E(cm)=113.0 MeV; calculated evaporation residue σ, and compared with available experimental data. ²⁴²Pu(¹²C, 4n), (¹²C, 4nα), (¹²C, 5nα), (¹⁸O, 4n), (¹⁸O, 5n), (¹⁸O, 3np), (²²Ne, 2np), (³⁰Si, nα), (³⁰Si, 2nα), (³⁰Si, 2np), (³⁰Si, 3np), (³⁶S, 2nα), (³⁶S, 3nα), (³⁶S, 4nα), ²³⁸U(¹⁶O, 4n), (¹⁶O, 5n), (¹⁶O, 6n), (¹⁶O, 4nα), (¹⁶O, 5nα), (²²Ne, 4n), (²²Ne, 5n), (²²Ne, 6n), (²²Ne, 2np), (²²Ne, 3np), (²²Ne, 4np), (²²Ne, nα), (²²Ne, 2nα), (²²Ne, 3nα), (²²Ne, 4nα), (³⁰Si, 2np), (³⁰Si, 3np), (³⁶S, nα), (³⁶S, 2nα), (³⁶S, 3nα), (³⁶S, 4nα), (³⁶S, 3np), ²⁴⁸Cm(¹⁸O, 4n), (¹⁸O, 5n), (¹⁸O, 6n), (¹⁸O, nα), (¹⁸O, 2nα), (¹⁸O, 3nα), (¹⁸O, np), (¹⁸O, 2np), (¹⁸O, 3np), (¹⁸O, 4np), (¹⁹F, nα), (¹⁹F, 2nα), (¹⁹F, 2np), (²²Ne, 5n), (²²Ne, 2np), (²²Ne, 3np), (²²Ne, 4np), (²²Ne, 5np), (²²Ne, nα), (²²Ne, 2nα), (²²Ne, 3nα), (²²Ne, 4nα), (¹⁵N, np), (¹⁵N, 2np), (²⁶Mg, npα), (²⁶Mg, 2npα), (²⁶Mg, 3npα), (²⁶Mg, 4npα), (²⁶Mg, nα), (²⁶Mg, 2nα), (²⁶Mg, 3nα), (²⁶Mg, 4nα), (²⁶Mg, 2np), (²⁶Mg, 3np), (²⁶Mg, 4np), (²⁷Al, 2nα), (²⁷Al, 3nα), (²⁷Al, 4nα), (²⁷Al, 5nα), (³⁰Si, 2nα), (³⁰Si, 3nα), (³⁰Si, 4nα), (³⁰Si, 5nα), (³¹P, 2nα), (³¹P, 3nα), (³¹P, 4nα), ²⁴⁹Cf(¹⁵N, 4n), (¹⁵N, 2nα), (¹⁵N, 3nα), (¹⁸O, np), (¹⁸O, 2np), ²⁰⁸Pb(⁴⁸Ca, np), (⁴⁸Ca, 2np), (⁴⁸Ca, 3np), (⁴⁸Ca, 4np), (⁴⁸Ca, nα), (⁴⁸Ca, 2nα), (⁴⁸Ca, 3nα), (⁴⁸Ca, 4nα), ²³⁴U(²²Ne, np), (²²Ne, 2np), (²²Ne, 3np), (²²Ne, 4np), (²²Ne, nα), (²²Ne, 2nα), (²²Ne, 3nα), (²²Ne, 4nα), ²³⁸U(²²Ne, 2np), (²²Ne, 3np), (²²Ne, 4np), (²²Ne, nα), (²²Ne, 2nα), (²²Ne, 3nα), (²²Ne, 4nα), ²³⁴U(²²Ne, np), (³⁰Si, 2np), (³⁰Si, 3np), (³⁶S, nα), (³⁶S, 2nα), (³⁶S, 3nα), (³⁶S, 4nα), (³⁶S, 3np), ²⁴⁴Pu(¹⁸P, np), (¹⁸P, 2np), (¹⁹F, 2np), (²²Ne, nα), (²²Ne, 2nα), (²²Ne, 2np), (²²Ne, 3np), (²²Ne, 4np), (²³Na, 2nα), (²⁶Mg, nα), (²⁶Mg, 2nα), (²⁶Mg, 2np), (²⁶Mg, 3np), (²⁶Mg, 4np), (²⁶Mg, 5np), ²⁴⁹Bk(¹⁵N, np), (¹⁵N, 2np), (¹⁸O, nα), (¹⁸O, 2nα), (¹⁸O, np), (¹⁸O, 2np), (²²Ne, nα), (²²Ne, 2nα), (²²Ne, 3nα), (²²Ne, 2np), (²²Ne, 3np), (²²Ne, 4np), (²⁶Mg, 2α), (²⁶Mg, n2α), (²⁶Mg, 2n2α), (²⁶Mg, nα), (²⁶Mg, 2nα), (²⁶Mg, 3nα), (²⁶Mg, 4nα), (²⁶Mg, 5nα), (²⁷Al, 2nα), (²⁷Al, 3nα), (²⁷Al, 4nα), (³⁰Si, nα), (³⁰Si, 2nα), (³⁰Si, 3nα), (³⁰Si, 4nα), (³⁰Si, 5nα), ²³⁵U(³⁶S, nα), (³⁶S, 2np), ²³³U(³⁶S, 2np), ²⁴⁵Cm(³⁰Si, nα), (³⁰Si, 2nα), (³⁰Si, 3nα), (³⁰Si, 4nα), ²⁴⁰Pu(³⁶S, nα), (³⁶S, 2nα), (³⁶S, 3nα), (³⁶S, 4nα), E*=20-90 MeV; calculated production σ(E_CN) in xn, pxn, αxn channels using dinuclear system (DNS) model, and compared with available experimental data. ^259,260Md, ^260,261No, ^{261,262,263,264}Lr, ^264,265Rf, ^{264,265,266,267,268}Db, ^{266,267,268,269}Sg, ^{267,268,269,270,271}Bh, ^{267,268,269,270,271,272,273,274}Hs, ^{270,271,272,273,274}Mt; calculated production σ in pxn and αxn evaporation channels of the asymmetric hot fusion reactions. Comparison with available experimental data.

doi: 10.1103/PhysRevC.94.044606
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2016HO22      Eur.Phys.J. A 52, 305 (2016)

J.Hong, G.G.Adamian, N.V.Antonenko

Possibilities of synthesis of unknown isotopes of superheavy nuclei with charge numbers Z > 108 in asymmetric actinide-based complete fusion reactions

NUCLEAR REACTIONS ²³²Th(²⁷Al, xn), (³¹P, xn), E^*≈25-70 MeV;^233,235,238U(²⁸Si, xn), (²⁹Si, xn), (³⁰Si, xn), E^*≈25-70 MeV;²³⁵U(³⁶S, 3n), E^*=29-47 MeV;²³⁷Np(³⁶S, 4n), E^*=35-61 MeV;²³⁷Np(³⁴S, 4n), E^*=40-59 MeV;²⁴⁰Pu(³⁶S, 3n), E^*=26-51 MeV;²⁴⁰Pu(³⁶S, 4n), E^*=36-56 MeV;²⁴²Pu(³⁰Si, 4n), E^*=39-57 MeV;²⁴²Pu(³⁶S, 3n), E^*=28-49 MeV;²⁴²Pu(³⁶S, 4n), E^*=34-55 MeV;²⁴²Pu(³⁶S, 5n), E^*=44-60 MeV;²⁴⁴Pu(²⁹Si, 5n), E^*=50-61 MeV;²⁴¹Am(³⁴S, 4n), E^*=41-53 MeV;²⁴¹Am(³⁶S, 3n), E^*=28-45 MeV;²⁴¹Am(³⁶S, 4n), E^*=36-53 MeV;²⁴⁵Cm(³⁶S, 2nα), E^*=36-54 MeV;²⁴⁵Cm(³⁶S, 3nα), E^*=42-64 MeV;²⁴⁸Cm(¹⁵N, xn), (¹⁹F, xn), E^*≈25-65 MeV;(²⁷Al, 3n), E^*=28-39 MeV;²⁴⁸Cm(²⁷Al, 4n), E^*=36-58 MeV;²⁴⁹Bk(¹⁵N, xn), (¹⁸O, xn), (²²Ne, xn);E^*≈25-63 MeV;²⁴⁹Bk(²⁶Mg, 3n), E=26-45 MeV;²⁴⁹Bk(²⁶Mg, 4n), E^*=34-54 MeV;²⁴⁹Cf(¹⁸O, xn), E^*=25-62 MeV[x=3-5 for all nuclei];²⁴⁹Cf(³⁰Si, 3n), E^*=29-49 MeV;²⁴⁹Cf(³⁰Si, 4n), E^*=39-57 MeV;²⁴⁹Cf(³⁶S, 2n), E^*=20-36 MeV;²⁴⁹Cf(³⁶S, 3n), E^*=29-49 MeV;²⁴⁹Cf(³⁶S, 4n), E^*=40-53 MeV;²⁴⁹Cf(³⁰Si, nα), E^*=26-49 MeV;²⁴⁹Cf(³⁰Si, 3nα), E^*=42-68 MeV; calculated evaporation residue σ; deduced optimal conditions for superheavy nuclei synthesis. Few cross sections compared to available data.

doi: 10.1140/epja/i2016-16305-9
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2016KA09      Phys.Rev. C 93, 024613 (2016)

Sh.A.Kalandarov, D.Lacroix, G.G.Adamian, N.V.Antonenko, J.P.Wieleczko, S.Pirrone, G.Politi

Quasifission and fusion-fission processes in the reactions ⁷⁸Kr + ⁴⁰Ca and ⁸⁶Kr + ⁴⁸Ca at 10 MeV/nucleon bombarding energy

NUCLEAR REACTIONS ⁴⁰Ca(⁷⁸Kr, X), ⁴⁸Ca(⁸⁶Kr, X), E=10 MeV/nucleon; calculated normalized probabilities of pre-equilibrium decay channels, charge, mass, and isotopic distributions of the products, integrated evaporation residues and fission-like fragments cross sections. Dinuclear system (DNS) model considering pre-equilibrium emission of light particles with the HIPSE code, and competition between complete fusion followed by the decay of compound nucleus and quasifission channels. Discussed odd-even staggering in the yield of the final reaction products.

doi: 10.1103/PhysRevC.93.024613
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2016KA20      Phys.Rev. C 93, 054607 (2016)

Sh.A.Kalandarov, G.G.Adamian, N.V.Antonenko, J.P.Wieleczko

Expected production of new exotic α emitters ¹⁰⁸Xe and ¹¹²Ba in complete fusion reactions

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, xn)¹⁰⁸Xe/¹⁰⁹Xe/¹¹⁰Xe, E=3.2-5.0 MeV; ⁵⁴Fe(⁵⁶Ni, xn)¹⁰⁸Xe/¹⁰⁹Xe, E=3.2-4.8 MeV; ⁵⁶Ni(⁵⁸Ni, X)¹⁰⁸Xe/¹⁰⁹Xe/¹¹⁰Xe/¹¹²Ba/¹¹³Ba, E=3.5-5.2 MeV; ⁵⁸Ni(⁵⁸Ni, X)¹⁰⁸Xe/¹⁰⁹Xe/¹¹⁰Xe/¹¹²Ba/¹¹³Ba/¹¹⁴Ba, E=3.2-5.8 MeV; calculated production σ(E). Discussed production of exotic ¹⁰⁸Xe and ¹¹²Ba ϵ emitters and superallowed α-decay chains ¹⁰⁸Xe -> ¹⁰⁴Te -> ¹⁰⁰Sn and ¹¹²Ba -> ¹⁰⁸Xe -> ¹⁰⁴Te. Dinuclear system (DNS) model. Comparison with available experimental data.

doi: 10.1103/PhysRevC.93.054607
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2016KU10      Physics of Part.and Nuclei 47, 206 (2016)

S.N.Kuklin, G.G.Adamian, N.V.Antonenko

Description of alpha decay and cluster radioactivity in the dinuclear system model

RADIOACTIVITY ^{184,186,188,190,192,194,196,198,200,202,204,206,208}Po, ^{194,196,198,200,202,204,206,208,210}Rn, ²³³U(α); calculated T_1/2, spectroscopic factor as a function of the mass number A. Comparison with available data.

NUCLEAR STRUCTURE ^{224,226,228,230,232,234,236,238}U, ^224,226Th; calculated energy levels, J, π. Comparison with available data.

doi: 10.1134/S1063779616020039
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2016MU17      Eur.Phys.J. A 52, 363 (2016)

M.-Hw.Mun, G.G.Adamian, N.V.Antonenko, Y.-O.Lee

Possibilities of production of neutron-rich Md isotopes in multi-nucleon transfer reactions

NUCLEAR REACTIONS ²³⁸U(⁴⁸Ca, x)^{259,260,261,262,263}Md, E(cm)=191-197 MeV;^242,244Pu(⁴⁸Ca, x)^{259,260,261,262,263}Md, E(cm)=191-201 MeV;^245,246,248Cm(⁴⁸Ca, x)^{259,260,261,262,263}Md, E(cm)=197-205 MeV; calculated σ.

doi: 10.1140/epja/i2016-16363-y
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2016PA21      Phys.Rev. C 93, 054602 (2016)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko, Y.Kim

Energy dependence of mass, charge, isotopic, and energy distributions in neutron-induced fission of ²³⁵U and ²³⁹Pu

NUCLEAR REACTIONS ²³⁵U, ²³⁹Pu(n, F), E=thermal, 10-55 MeV; calculated mass, charge, isotopic, and kinetic-energy distributions of fission fragments. ^214,218Ra, ^230,232,238U(γ, F); calculated charge distributions. ²³⁸U(n, F), E=32.8, 45.3, 59.9 MeV; calculated mass distributions. Improved scission-point statistical model with dinuclear system (DNS) model for the fission observables. Comparison with available experimental data.

doi: 10.1103/PhysRevC.93.054602
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2016PA46      Phys.Rev. C 94, 064614 (2016)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Unexpected asymmetry of the charge distribution in the fission of ^{222, 224}Th at high excitation energies

NUCLEAR REACTIONS ^{218,220,222,224,226,228}Th(E, F), E(*)=11 MeV; calculated charge distributions, driving potentials averaged over fragment mass number and deformations, components of the driving potentials, deformations of fragments. ^{222,224,226,228}Th(E, F), E(*)=11, 35, 60 MeV; calculated charge distributions at different excitation energies of the initial compound nucleus, energy surfaces for ^{76,78,80,82,84,86,88,90,92,94}Kr fragmentations. Improved scission-point model. Comparison with experimental data.

doi: 10.1103/PhysRevC.94.064614
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2016PA47      Eur.Phys.J. A 52, 369 (2016)

H.Pasca, A.V.Andreev, G.G.Adamian, N.V.Antonenko

Extraction of potential energy in charge asymmetry coordinate from experimental fission data

RADIOACTIVITY ^{212,214,216,218}Ra, ^{218,220,222,224,226,228}Th, ^230,232,234U(SF); calculated fission fragment deformation vs charge using fit to the observed yields.

NUCLEAR REACTIONS ^{222,224,226,228}Th(γ, F), E not given; calculated potential energy surfaces, yields using observed charge distribution.

doi: 10.1140/epja/i2016-16369-5
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2016SA23      Phys.Rev. C 93, 054613 (2016)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, P.R.S.Gomes, H.Lenske

Experimental elastic and quasi-elastic angular distributions provide transfer probabilities

NUCLEAR REACTIONS ²⁰⁶Pb(¹⁸O, ¹⁶O), E=79 MeV; calculated two-neutron transfer probabilities using experimental data for elastic and quasielastic probabilities in ¹⁸O+²⁰⁶Pb and ¹⁶O+²⁰⁸Pb reactions. Comparison with experimental data for two-neutron transfer reaction.

doi: 10.1103/PhysRevC.93.054613
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2016SC24      Phys.Rev. C 94, 064606 (2016)

G.Scamps, V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, D.Lacroix

Extraction of pure transfer probabilities from experimental transfer and capture data

NUCLEAR REACTIONS ⁹⁶Zr(⁴⁰Ca, X), E=84-111 MeV; calculated s-wave capture probability, one- and two-neutron transfer probabilities. Comparison with experimental data.

doi: 10.1103/PhysRevC.94.064606
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2015AD11      Phys.Rev. C 91, 054602 (2015)

G.G.Adamian, N.V.Antonenko, H.Lenske

Role of the neck degree of freedom in cold fusion reactions

NUCLEAR REACTIONS ⁴⁸Ca, ⁵⁰Ti, ⁵⁴Cr, ⁵⁸Fe, ^64,72,78Ni, ⁷⁰Zn(²⁰⁸Pb, X), E not given; calculated mass parameter and potential energy surface contours, time-dependence of the neck parameter in cold fusion reactions. Two-center shell model. Comparison with other theoretical calculations.

doi: 10.1103/PhysRevC.91.054602
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2015AD26      Phys.Rev. C 92, 054319 (2015)

G.G.Adamian, N.V.Antonenko, H.Lenske

Origin of termination of negative-parity bands

NUCLEAR STRUCTURE ²⁰Ne, ²⁴Mg, ²⁸Si, ³²S, ³⁶Ar, ^40,42Ca, ⁴⁴Ti, ⁵⁴Cr, ⁶²Zn, ⁷⁴Kr; calculated termination of negative-parity rotational bands built on ground states, lifetimes of E2 transitions and α-cluster decay using α-cluster interpretation. Predicted terminating states.

doi: 10.1103/PhysRevC.92.054319
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2015BE10      Acta Phys.Pol. B46, 563 (2015)

A.N.Bezbakh, T.M.Shneidman, G.G.Adamian, N.V.Antonenko, S.-G.Zhou

Influence of Shell Structure on Level Densities of Superheavy Nuclei

RADIOACTIVITY ^296,298,300120(α); calculated the intrinsic level density parameters; deduced dependences of the level density parameters on the mass and charge numbers as well as on the ground-state shell corrections. Comparison with phenomenological values.

doi: 10.5506/APhysPolB.46.563
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2015BE20      Phys.Rev. C 92, 014329 (2015)

A.N.Bezbakh, V.G.Kartavenko, G.G.Adamian, N.V.Antonenko, R.V.Jolos, V.O.Nesterenko

Quasiparticle structure of superheavy nuclei along the α-decay chain of ²⁸⁸115

NUCLEAR STRUCTURE ²⁶⁸Db, ²⁷²Bh, ²⁷⁶Mt, ²⁸⁰Rg, ²⁸⁴Nh, ²⁸⁸Mc; calculated one-quasiproton and one-quasineutron spectra, low-lying two-quasiparticle (neutron-proton) spectra using microscopic Skyrme Hartree-Fock (SHF) approach, and modified two-center shell model (TCSM), with pairing treated at BCS level.

RADIOACTIVITY ²⁷²Bh, ²⁷⁶Mt, ²⁸⁰Rg, ²⁸⁴Nh, ²⁸⁸Mc(α); calculated Q(α) for ground state and isomer decays. ²⁶⁸Db, ²⁷²Bh, ²⁷⁶Mt, ²⁸⁰Rg, ²⁸⁴Nh; calculated decay schemes following α decays, predicted transitions, multipolarities, isomers, two-quasiparticle configurations using microscopic Skyrme Hartree-Fock (SHF) approach, and modified two-center shell model (TCSM), with pairing treated at BCS level. Predicted strong E1, M1 and M2 transitions in ²⁷⁶Mt. Comparison with experimental Q(α) values and available α spectra.

doi: 10.1103/PhysRevC.92.014329
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2015HO08      Phys.Rev. C 92, 014617 (2015)

J.Hong, G.G.Adamian, N.V.Antonenko

Influence of entrance channel on the production of hassium isotopes

NUCLEAR REACTIONS ²²⁶Ra(⁴⁸Ca, 3n), (⁴⁸Ca, 4n), (⁴⁸Ca, 5n), ²³²Th(⁴⁰Ar, 3n), (⁴⁰Ar, 4n), (⁴⁰Ar, 5n), ²³⁸U(³⁶S, 3n), (³⁶S, 4n), (³⁶S, 5n), (³⁴S, 3n), (³⁴S, 4n), (³⁴S, 5n), (²⁶Mg, 3n), (²⁶Mg, 4n), (²⁶Mg, 5n), ²⁴⁸Cm(²⁶Mg, 3n), (²⁶Mg, 4n), (²⁶Mg, 5n), (²⁵Mg, 3n), (²⁵Mg, 4n), (²⁵Mg, 5n), ²⁴⁴Pu(³⁰Si, 3n), (³⁰Si, 4n), (³⁰Si, 5n), ²⁴⁹Cf(²²Ne, 3n), (²²Ne, 4n), (²²Ne, 5n), E near and sub-barrier energies; calculated effective capture cross section and fusion probability P_CN, survival probabilities as function of the excitation energy of the compound nucleus, σ for 3n-, 4n- and 5n-channels leading to production of ^{266,267,268,269,270,271}Hs isotopes. Dinuclear system (DNS) model. Comparison with experimental data.

doi: 10.1103/PhysRevC.92.014617
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2015KU19      Phys.Rev. C 92, 014603 (2015)

R.A.Kuzyakin, V.V.Sargsyan, G.G.Adamian, N.V.Antonenko

Entrance channel effects on sub-barrier capture

NUCLEAR REACTIONS ¹⁵²Sm(¹⁶O, X), E(cm)=45-75 MeV; ¹⁸⁴W(¹⁶O, X), E(cm)=58-88 MeV; ¹⁷⁵Lu(¹⁹F, X), E(cm)=60-93 MeV; ¹⁰⁰Mo(⁶⁴Ni, X), E(cm)=118-162 MeV; ⁵⁸Ni(⁶⁰Ni, X), E(cm)=87-121 MeV; ^90,94Zr(³²S, X), E(cm)=73.2, 78.2, 83.2 MeV; ^90,94Zr(⁴⁰Ca, X), E(cm)=90.7, 95.7, 100.7 MeV; ¹⁴⁴Sm(¹²C, X), ⁹²Zr(⁶⁴Ni, X), E(cm)-V_b=-12 to 35 MeV; ¹⁴⁴Nd(¹⁶O, X), ¹²³Sb(³⁷Cl, X), ⁹⁶Zr(⁶⁴Ni, X), ⁸⁰Se(⁸⁰Se, X), E(cm)-V_b=-13 to 26 MeV; ¹⁴²Ce(²⁸Si, X), ¹³⁸Ba(³²S, X), ¹²²Sn(⁴⁸Ti, X), E(cm)-V_b=-12 to 38 MeV; ²⁰⁴Pb(¹²C, X), ¹⁸⁶W(³⁰Si, X), ¹⁶⁸Er(⁴⁸Ca, X), E(cm)-V_b=-20-40 MeV; ²⁰⁴Pb(¹⁶O, X), ¹⁸⁶W(³⁴S, X), ¹⁷⁰Er(⁵⁰Ti, X), ¹²⁴Sn(⁹⁶Zr, X), E(cm)-V_b=-17 to 26 MeV; ¹⁴⁴Nd(¹⁶O, X), E(cm)-V_b=13 MeV; ⁹⁶Zr(⁶⁴Ni, X), E(cm)-V_b=11 MeV; calculated capture σ(E), partial capture cross sections and the mean angular momenta for compound nuclei of ^156,160Er, ¹⁷⁰Hf, ²⁰⁰Pb, ²¹⁶Ra and ²²⁰Th; investigated deformation, neutron transfer, and entrance channel mass (charge) asymmetry effects. Quantum diffusion approach. Comparison with experimental data.

doi: 10.1103/PhysRevC.92.014603
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2015MU05      Phys.Rev. C 91, 054610 (2015)

M.-H.Mun, G.G.Adamian, N.V.Antonenko, Y.Oh, Y.Kim

Toward neutron-rich nuclei via transfer reactions with stable and radioactive beams

NUCLEAR REACTIONS ¹⁶⁰Gd, ¹⁶⁴Dy, ¹⁷⁰Er, ¹⁷⁶Yb, ¹⁸⁰Hf, ¹⁸⁶W, ¹⁹²Os, ²⁰⁴Hg, ²⁰⁸Pb, ²³²Th(⁴⁸Ca, X)⁵²Ca/⁵⁴Ca/⁵⁶Ca/⁵⁸Ca, E(cm)=150-225 MeV; ^{64,66,68,70,72,74,76,78}Ni, ^{86,88,90,92,94}Kr(¹⁶⁰Gd, X)¹⁶⁶Gd/¹⁶⁸Gd/¹⁷⁰Gd/¹⁷²Gd/¹⁷⁴Gd, E(cm)=145-260 MeV; ⁴⁸Ca, ⁵⁰Ti, ⁵⁴Cr, ⁵⁸Fe, ^{64,66,68,70,72,74,76,78}Ni, ⁷⁰Zn, ⁷⁶Ge, ⁸²Se, ^{86,88,90,92,94}Kr(¹⁶⁴Dy, X)¹⁷⁰Dy/¹⁷²Dy/¹⁷⁴Dy/¹⁷⁶Dy/¹⁷⁸Dy, E(cm)=150-260 MeV; ⁴⁸Ca, ⁵⁰Ti, ⁵⁴Cr, ⁵⁸Fe, ^{64,66,68,70,72,74,76,78}Ni, ⁷⁰Zn, ⁷⁶Ge, ⁸²Se, ^{86,88,90,92,94}Kr(¹⁷⁰Er, X)¹⁷⁶Er/¹⁷⁸Er/¹⁸⁰Er/¹⁸²Er/¹⁸⁴Er, E(cm)=150-270 MeV; ⁴⁸Ca, ⁵⁰Ti, ⁵⁴Cr, ⁵⁸Fe, ^{64,66,68,70,72,74,76,78}Ni, ⁷⁰Zn, ⁷⁶Ge, ⁸²Se, ^{86,88,90,92,94}Kr(¹⁷⁶Yb, X)¹⁸²Yb/¹⁸⁴Yb/¹⁸⁶Yb/¹⁸⁸Yb/¹⁹⁰Yb, E(cm)=160-270 MeV; ^{64,66,68,70,72,74,76,78}Ni(¹⁸⁰Hf, X)¹⁸⁶Hf/¹⁸⁸Hf/¹⁹⁰Hf/¹⁹²Hf/¹⁹⁴Hf, E(cm)=190-230 MeV; ⁴⁸Ca, ⁵⁰Ti, ⁵⁴Cr, ⁵⁸Fe, ^{64,66,68,70,72,74,76,78}Ni, ⁷⁰Zn, ⁷⁶Ge, ⁸²Se(¹⁸⁶W, X)¹⁹²W/¹⁹⁴W/¹⁹⁶W/¹⁹⁸W/²⁰⁰W, E(cm)=170-270 MeV; ⁴⁸Ca, ⁵⁰Ti, ⁵⁴Cr, ⁵⁸Fe, ^{64,66,68,70,72,74,76,78}Ni, ⁷⁰Zn, ⁷⁶Ge, ⁸²Se(¹⁹²Os, X)¹⁹⁶Os/¹⁹⁸Os/²⁰⁰Os/²⁰²Os/²⁰⁴Os, E(cm)=165-270 MeV; ⁴⁸Ca, ^{66,68,70,72,74,76,78}Ni(²⁰⁴Hg, X)²¹⁰Hg/²¹²Hg/²¹⁴Hg/²¹⁶Hg, E(cm)=192-255 MeV; ⁴⁸Ca, ^{66,68,70,72,74,76,78}Ni(²⁰⁸Pb, X)²¹⁴Pb/²¹⁶Pb/²¹⁸Pb/²²⁰Pb, E(cm)=200-268 MeV; ⁴⁸Ca, ^{66,68,70,72,74,76,78}Ni(²³²Th, X)²³⁸Th/²⁴⁰Th/²⁴²Th/²⁴⁴Th, E(cm)=199-261 MeV; calculated σ(E) for production of neutron-rich nuclei close to the neutron drip line in multi-nucleon transfer reactions. Dinuclear system (DNS) approach with synthesis through nucleon transfers and decay into two fragments.

doi: 10.1103/PhysRevC.91.054610
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2015OG06      Phys.Atomic Nuclei 78, 985 (2015); Yad.Fiz. 78, 1047 (2015)

A.A.Ogloblin, H.Q.Zhang, C.J.Lin, H.M.Jia, S.V.Khlebnikov, E.A.Kuzmin, A.N.Danilov, A.S.Demyanova, W.H.Trzaska, X.X.Xu, F.Yang, V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, W.Scheid

Analysis of the role of neutron transfer in asymmetric fusion reactions at subbarrier energies

NUCLEAR REACTIONS ²⁰⁸Pb(²⁸Si, X), E=130-140 MeV; measured reaction products; deduced capture σ. Comparison with calculated values.

doi: 10.1134/S1063778815080116
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2015SA02      Phys.Rev. C 91, 014613 (2015)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, W.Scheid, H.Q.Zhang

Examination of the different roles of neutron transfer in the sub-barrier fusion reactions ³²S + ^{94, 96}Zr and ⁴⁰Ca + ^{94, 96}Zr

NUCLEAR REACTIONS ^90,94,96Zr(⁴⁰Ca, X), E(cm)=84-108 MeV; ^90,96Zr(⁴⁸Ca, X), E(cm)=88-109 MeV; ^90,94,96Zr(³²S, X), E(cm)=70-86 MeV; ^90,96Zr(³⁶S, X), E(cm)=71-186 MeV; calculated capture cross sections and compared with experimental data, analyzed experimental reduced fusion excitation functions; deduced s-wave capture probabilities as function of incident energy. Quantum diffusion approach and the universal fusion function representation.

doi: 10.1103/PhysRevC.91.014613
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2015SA45      Phys.Rev. C 92, 054613 (2015)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, Z.Kohley

Isotopic trends in capture reactions with radioactive and stable potassium beams

NUCLEAR REACTIONS ²⁰⁸Pb, ¹²⁴Sn(³⁷K, X), (³⁹K, X), (⁴¹K, X), (⁴³K, X), (⁴⁵K, X), (⁴⁶K, X), (⁴⁷K, X), E(cm)-V_b=-10 to 15 MeV; calculated capture σ((E(cm)-V_b), A); deduced isospin dependence of the capture cross sections. ²⁰⁸Pb(⁴⁶K, X), (⁴⁸Ca, X), E(cm)=157-190 MeV; ¹²⁴Sn(⁴⁶K, X), (⁴⁸Ca, X), E(cm)-V_b=-6 to 15 MeV; calculated capture σ(E), and compared with experimental data. Quantum diffusion approach. Role of isospin and closed shell structures in the entrance channel for the production of new isotopes.

doi: 10.1103/PhysRevC.92.054613
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2015SA46      Phys.Rev. C 92, 054620 (2015)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, P.R.S.Gomes, H.Lenske

Derivation of breakup probabilities of weakly bound nuclei from experimental elastic and quasi-elastic scattering angular distributions

NUCLEAR REACTIONS ²⁰⁶Pb(⁶He, ⁶He), (⁶He, ⁶He'), E=16 MeV; ²¹⁰Pb(α, α), (α, α'), E=17.71 MeV; devised a simple method and a formula relating the breakup and elastic (quasi-elastic) scattering probabilities; calculated breakup probability for ⁶He+²⁰⁶Pb reaction, and compared with continuum-discretized coupled-channels (CDCC) calculations.

doi: 10.1103/PhysRevC.92.054620
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2015SC03      Phys.Rev. C 91, 024601 (2015)

G.Scamps, V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, D.Lacroix

Analysis of the dependence of the few-neutron transfer probability on the Q-value magnitudes

NUCLEAR REACTIONS ^116,124,130Sn(⁴⁰Ca, xn), at V_b-E(cm)<25 MeV; analyzed dependence of one-, two-, three-, and four-neutron transfer probabilities on the magnitudes of Q values, and compared with calculations of nucleon transfer probabilities within the time-dependent Hartree-Fock plus BCS approach.

doi: 10.1103/PhysRevC.91.024601
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2015SH28      Phys.Rev. C 92, 034302 (2015)

T.M.Shneidman, G.G.Adamian, N.V.Antonenko, R.V.Jolos, S.-G.Zhou

Cluster approach to the structure of ²⁴⁰Pu

NUCLEAR STRUCTURE ²⁴⁰Pu; calculated levels, J, π, rotational bands, parity splitting, average mass asymmetry, B(E2), B(E1), transition dipole moment D₀, D₀/q₀ ratio, B(E1)/B(E2) ratio. Positive parity 0+₂ rotational band, alternating-parity rotational bands. Cluster approach, with shape deformation parameters and cluster degrees of freedom. Comparison with experimental data.

doi: 10.1103/PhysRevC.92.034302
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2014AD23      Phys.Rev. C 90, 034322 (2014)

G.G.Adamian, N.V.Antonenko, L.A.Malov, G.Scamps, D.Lacroix

Effects of angular dependence of surface diffuseness in deformed nuclei on Coulomb barrier

NUCLEAR STRUCTURE ¹⁵²Sm, ^220,238U; calculated neutron, proton density distributions. ^{220,222,224,226,228,230,232,234}Ra, ^{220,222,224,226,228,230,232,234,236,238}Th, ^{240,242,244,246,248,250,252}Cm; calculated isotopic dependency of average surface diffuseness. ^{226,228,230,232,234,236,238,240}U; calculated isotopic dependencies of nucleon density distribution diffuseness. self-consistent calculations. Comparison with phenomenological mean-field potential calculations.

NUCLEAR REACTIONS ²³⁸U(³⁶S, ³⁶S), (¹⁶O, ¹⁶O), E not given; calculated dependencies of the Coulomb-barrier heights on the orientation angle. Self-consistent and mean-field potential calculations.

doi: 10.1103/PhysRevC.90.034322
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2014BE21      Eur.Phys.J. A 50, 97 (2014)

A.N.Bezbakh, T.M.Shneidman, G.G.Adamian, N.V.Antonenko

Level densities of heaviest nuclei

NUCLEAR STRUCTURE ¹⁶²Dy, ¹⁶⁶Er, ¹⁹⁰Os, ¹⁹⁶Pt, ²⁰⁰Hg, ^228,230Th, ²²⁸Ra, ^256,258,260Fm, ^260,262,264No, ^264,266,268Rf, ^268,270,272Sg, ^272,274,276Sg, ^276,278,280Ds, ^280,282,284Cn, ^284,286,288Fl, ^288,290,292Lv, ^292,294,296Og, ^296,298,300120, ^300,302,304122, ^304,306,308124, ^308,310,312126, ^312,314,316128, ^316,318,320130; calculated level density, level-density parameters, ground-state shell corrections using two-center shell model single-particle spectra.

doi: 10.1140/epja/i2014-14097-6
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2014KA40      Phys.Rev. C 90, 024609 (2014)

Sh.A.Kalandarov, G.G.Adamian, N.V.Antonenko, J.P.Wieleczko

Production of the doubly magic nucleus ¹⁰⁰Sn in fusion and quasifission reactions via light particle and cluster emission channels

NUCLEAR REACTIONS ⁵⁰Cr(⁵⁸Ni, 3npα)¹⁰⁰In, E=319 MeV; ⁵⁸Ni(⁵⁸Ni, 3np3α)¹⁰⁰In, E=325 MeV; ⁵⁸Ni(⁵⁸Ni, 3np¹²C)¹⁰⁰In, E=348, 371, 394 MeV; ⁵⁰Cr(⁵⁸Ni, 3nα)¹⁰¹Sn, E=249 MeV; ⁵⁸Ni(⁵⁸Ni, 3n3α)¹⁰¹Sn, E=325, 348, 371, 394 MeV; ⁵⁴Fe(⁵⁸Ni, 2n)¹¹⁰Xe, E=200 MeV; ⁵⁴Fe(⁵⁸Ni, 3n)¹⁰⁹Xe, E=215 MeV; ⁵⁸Ni(⁵⁰Cr, 3npα)¹⁰⁰In, E=255 MeV; ⁵⁸Ni(⁵⁰Cr, 4nα)¹⁰⁰Sn, E=255 MeV; ⁵⁴Fe(⁵⁸Ni, X)¹⁰⁸Te/¹⁰⁹Te/¹⁰⁸I/¹⁰⁹I/¹¹⁰I, E=3.3-4.6 MeV/nucleon; ⁴⁶Ti(⁵⁸Ni, xn)¹⁰⁰Sn/¹⁰¹Sn/¹⁰²Sn/¹⁰³Sn, E=3.4-5.6 MeV/nucleon; ²⁸Si(⁷⁵Rb, xnp)¹⁰⁰Sn/¹⁰¹Sn, E=3.4-5.2 MeV/nucleon; ⁵⁰Cr(⁵⁸Ni, xnα)¹⁰⁰Sn/¹⁰¹Sn/¹⁰²Sn/¹⁰³Sn, E=4.2-5.6 MeV/nucleon; ⁵⁰Cr(⁵⁶Ni, xnα)¹⁰⁰Sn/¹⁰¹Sn/¹⁰²Sn/¹⁰³Sn, E=3.4-5.0 MeV/nucleon; ⁵⁸Ni(⁵⁸Ni, X)¹⁰⁰Sn/¹⁰¹Sn/¹⁰²Sn/¹⁰³Sn, E=4.2-6.4 MeV/nucleon; ⁵⁸Ni(⁵⁶Ni, X)¹⁰⁰Sn/¹⁰¹Sn/¹⁰²Sn/¹⁰³Sn, E=4.0-5.1 MeV/nucleon; ⁴⁰Ca(⁷²Kr, X)¹⁰⁰Sn/¹⁰¹Sn/¹⁰²Sn/¹⁰³Sn, E=3.6-5.6 MeV/nucleon; calculated σ(E) as function of atomic number and mass number for particle and cluster decay channels using dinuclear system (DNS) mode, and compared with experimental data. Fusion and quasifission reactions. Predictions for future production of exotic nuclei.

doi: 10.1103/PhysRevC.90.024609
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2014MU02      Phys.Rev. C 89, 034622 (2014)

M.-H.Mun, G.G.Adamian, N.V.Antonenko, Y.Oh, Y.Kim

Production cross section of neutron-rich isotopes with radioactive and stable beams

NUCLEAR REACTIONS ⁴⁸Ca, ⁷⁰Zn, ⁸⁶Kr, ⁸⁸Sr(¹⁴⁴Xe, X)¹⁴⁸Xe/¹⁵⁰Xe/¹⁵²Xe, E(cm)=130-240 MeV; ⁴⁸Ca(¹³⁴Te, X), (¹³⁶Te, X)¹³⁶Te/¹³⁸Te/¹⁴⁰Te/¹⁴²Te, E(cm)=120-170 MeV; ^68,70Zn(¹⁴²Xe, X), (¹⁴⁴Xe, X)⁸²Zn/⁸⁴Zn/⁸⁶Zn, E(cm)=160-195 MeV; ⁴⁸Ca(¹³⁴Te, X), (¹³⁶Te, X)⁵²Ca/⁵⁴Ca/⁵⁶Ca/⁵⁸Ca/⁶⁰Ca, E(cm)=125-165 MeV; ¹⁹⁸Pt(⁴⁸Ca, X), (⁵⁰Ti, X), (⁵⁴Cr, X), (⁵⁸Fe, X), (⁶⁴Ni, X), (⁷⁰Zn, X), (⁷⁶Ge, X)²⁰²Pt/²⁰⁴Pt/²⁰⁶Pt, E(cm)=170-270 MeV; ¹⁹⁸Pt(⁴⁸Ca, X)²⁰²Pt/²⁰³Pt/²⁰⁴Pt/²⁰⁵Pt/²⁰⁶Pt, E(cm)=170-220 MeV; ¹⁹⁸Pt(⁶⁴Ni, X), (⁶⁶Ni, X), (⁶⁸Ni, X), (⁷⁰Ni, X), (⁷²Ni, X)²⁰²Pt/²⁰⁴Pt/²⁰⁶Pt/²⁰⁸Pt/²¹⁰Pt, E(cm)=215-260 MeV; calculated production σ for neutron-rich isotopes close to the neutron drip line using stable and radioactive beams. Diffusive multinucleon transfer reaction model.

doi: 10.1103/PhysRevC.89.034622
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2014OG01      Eur.Phys.J. A 50, 157 (2014)

A.A.Ogloblin, H.Q.Zhang, C.J.Lin, H.M.Jia, S.V.Khlebnikov, E.A.Kuzmin, W.H.Trzaska, X.X.Xu, F.Yan, V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, W.Scheid

Role of neutron transfer in asymmetric fusion reactions at sub-barrier energies

NUCLEAR REACTIONS ²⁰⁸Pb(²⁸Si, x), (³⁰Si, x), E(cm)≈115-150 MeV; measured reaction products using SSTD array; deduced fusion σ. ²⁰⁸Pb(²⁰Ne, x), E(cm)=85-109 MeV;²⁰⁸Pb(²⁸Si, x), (³⁰Si, x), E(cm)≈115-150 MeV; calculated fusion σ using quantum diffusion approach. Compared with other available data. 7

doi: 10.1140/epja/i2014-14157-y
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF1280.

2014SA24      Eur.Phys.J. A 50, 71 (2014)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, W.Scheid, H.Q.Zhang

Derivation of breakup probabilities from experimental elastic backscattering data

NUCLEAR STRUCTURE ^6,8He, ⁸Li, ^7,9,11Be, ^8,9B, ¹⁵C, ¹⁷F; calculated breakup probability near and above Coulomb barrier.

doi: 10.1140/epja/i2014-14071-4
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2014SA70      Phys.Rev. C 90, 064601 (2014)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, P.R.S.Gomes, H.Lenske

Deriving capture and reaction cross sections from observed quasi-elastic and elastic backscattering

NUCLEAR REACTIONS ⁵⁸Ni(⁵⁸Ni, ⁵⁸Ni), (⁵⁸Ni, ⁵⁸Ni'), E=86-118 MeV; ⁷⁴Ge(⁶⁴Ni, ⁶⁴Ni), (⁶⁴Ni, ⁶⁴Ni'), E=96-120 MeV; ⁹²Mo(α, α), (α, α'), E=13.20, 18.70 MeV; ^106,110Cd(α, α), (α, α'), E=15.55, 18.8 MeV; ¹¹²Sn(α, α), (α, α'), E=13.90, 18.84 MeV; ¹²⁰Sn(¹⁶O, ¹⁶O), (¹⁶O, ¹⁶O'), E=V_b, V_b+5 MeV, V_b+10 MeV; ^144,154Sm(¹⁶O, ¹⁶O), (¹⁶O, ¹⁶O'), E=55-80 MeV; ¹⁵²Sm(¹⁶O, ¹⁶O), (¹⁶O, ¹⁶O'), E=58.8, 63.3, 72.4 MeV; ²⁰⁸Pb(⁶Li, ⁶Li), (⁶Li, ⁶Li'), (⁷Li, ⁷Li), (⁷Li, ⁷Li'), E=V_b+5 MeV, V_b+10 MeV; ²⁰⁸Pb(¹⁶O, ¹⁶O), (¹⁶O, ¹⁶O'), E=65-95 MeV; ²⁰⁸Pb(²⁰Ne, ²⁰Ne), (²⁰Ne, ²⁰Ne'), E=V_b, V_b+5 MeV, V_b+10 MeV; analyzed and proposed methods for extracting differential and integral reaction and capture σ(E, J) from the experimental elastic and quasi-elastic backscattering measurements. Coupled-channels approach.

doi: 10.1103/PhysRevC.90.064601
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2014SA75      Eur.Phys.J. A 50, 168 (2014)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, A.Diaz-Torres, P.R.S.Gomes, H.Lenske

Extracting integrated and differential cross sections in low-energy heavy-ion reactions from backscattering measurements

NUCLEAR REACTIONS ¹¹⁰Cd, ¹²⁰Sn(α, x), E=9.5-20 MeV; calculated coupled-reaction channels σ, reaction σ, elastic scattering σ(θ) using backscattering data. ⁹²Mo(α, x), E=10-20 MeV;¹²⁰Sn(α, x), E=11-30 MeV;²⁰⁸Pb(¹⁶O, x), E=67-80 MeV; calculated reaction σ (in the case of ¹⁶O also capture σ). Compared with data and other calculations.

doi: 10.1140/epja/i2014-14168-8
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2014SA77      Eur.Phys.J. A 50, 184 (2014)

V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, P.R.S.Gomes

Disagreement between capture probabilities extracted from capture and quasi-elastic backscattering excitation functions

NUCLEAR REACTIONS ¹²⁰Sn(¹⁶O, x), E(cm)=44-59 MeV;¹⁴⁴Sm(¹⁶O, x), E(cm)=63-78 MeV;²⁰⁸Pb(¹⁶O, x), E(cm)=56-70 MeV; calculated, extracted s-wave capture probability using quasi-elastic backscattering σ data and capture σ.

doi: 10.1140/epja/i2014-14184-8
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2013AN19      Phys.Rev. C 88, 047604 (2013)

A.V.Andreev, G.G.Adamian, N.V.Antonenko, A.N.Andreyev

Isospin dependence of mass-distribution shape of fission fragments of Hg isotopes

RADIOACTIVITY ¹⁸⁰Tl(SF); calculated mass distributions in fission of ¹⁸⁰Hg using improved scission-point model. Comparison with experimental data.

NUCLEAR REACTIONS ¹⁴⁴Sm(³⁶Ar, F)¹⁸⁰Hg*, E(cm)=128, 136, 152, 200 MeV; ¹⁴⁴Sm(⁴⁰Ar, F)¹⁸⁴Hg*, E(cm)=125.2, 133, 148.7, 172.2, 195.6 MeV; ^{174,176,178,182,186,188,190,192,194,196}Hg; calculated mass distributions in induced fission using improved scission-point model.

doi: 10.1103/PhysRevC.88.047604
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2013KU05      Acta Phys.Pol. B44, 471 (2013)

R.A.Kuzyakin, V.V.Sargsyan, G.G.Adamian, N.V.Antonenko

Study of Isotopic Effects in Capture Process

NUCLEAR REACTIONS ^144,150,154Sm(⁴⁸Ca, X), ¹⁵⁴Sm(⁴⁰Ca, X), E(cm)<150 MeV; calculated σ.

doi: 10.5506/APhysPolB.44.471
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2013KU09      Bull.Rus.Acad.Sci.Phys. 77, 406 (2013); Izv.Akad.Nauk RAS, Ser.Fiz 77, 453 (2013)

A.N.Kuzmina, G.G.Adamian, N.V.Antonenko

Role of the Quasiparticle Structure in α-Decays of Superheavy Nuclei

RADIOACTIVITY ²⁸⁷Fl, ²⁸³Cn, ²⁷⁹Ds, ²⁷⁵Hs, ²⁷¹Sg, ²⁶⁷Rf, ²⁹³Lv, ²⁸⁹Fl, ²⁸⁵Cn, ²⁸¹Ds, ²⁷⁷Hs, ²⁷³Sg(α); calculated energy levels, J, π, Q-values. Modified TCSM calculations, comparison with available data.

doi: 10.3103/S1062873813040175
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2013KU16      Phys.Atomic Nuclei 76, 716 (2013); Yad.Fiz. 76, 766 (2013)

R.A.Kuzyakin, V.V.Sargsyan, G.G.Adamian, N.V.Antonenko

Total and partial capture cross sections in reactions with deformed nuclei at energies near and below the Coulomb barrier

NUCLEAR REACTIONS ¹¹²Cd(¹⁶O, X), E(cm)<50 MeV;¹⁵²Sm(¹⁶O, X), E(cm)<75 MeV;¹⁸⁴W(¹⁶O, X), E(cm)<85 MeV;⁶⁴Ni(⁶⁴Ni, X), E(cm)<110 MeV;⁹²Zr(⁶⁴Ni, X), E(cm)<156 MeV;⁹⁶Zr(⁶⁴Ni, X), E(cm)<156 MeV;¹⁷⁵Lu(¹⁹F, X), E(cm)<90 MeV;⁹⁴Mo(²⁸Si, X), E(cm)<95 MeV;¹⁵⁴Sm(²⁸Si, X), E(cm)<120 MeV;⁶⁴Ni(⁵⁸Ni, X), E(cm)<110 MeV;¹⁰⁰Mo(⁶⁴Ni, X), E<160 MeV;⁹⁶Zr(⁴⁰Ca, X), E(cm)<110 MeV;⁹⁰Zr(⁴⁸Ca, X), E(cm)<115 MeV; calculated total and partial capture σ and the mean angular momenta of the captured systems. Quantum diffusion approach, comparison with available data.

doi: 10.1134/S1063778813060094
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2013KU17      Bull.Rus.Acad.Sci.Phys. 77, 803 (2013); Izv.Akad.Nauk RAS, Ser.Fiz 77, 886 (2013)

R.A.Kuzyakin, V.V.Sargsyan, G.G.Adamian, N.V.Antonenko, E.E.Saperstein, S.V.Tolokonnikov

Study of isotopic chain capture

NUCLEAR REACTIONS ^{196,200,204,208}Pb(¹⁶O, X), E(cm)<100 MeV; ^{196,200,204,208}Pb(⁴⁸Ca, X), E(cm)<190 MeV; ^152,154Sm(¹⁶O, X), E(cm)<75 MeV; calculated σ, mean-square angular momenta. Double-folding formalism with the effective Migdal nucleon-nucleon interaction, comparison with experimental data.

doi: 10.3103/S1062873813070150
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Note: The following list of authors and aliases matches the search parameter G.G.Adamian: , G.G.ADAMIAN, G.G.ADAMYAN