NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = A.A.Dzhioev Found 26 matches. 2023KO22 Bull.Rus.Acad.Sci.Phys. 87, 1098 (2023) N.D.Kovrizhnykh, Yu.Ts.Oganessian, V.K.Utyonkov, F.Sh.Abdullin, S.N.Dmitriev, A.A.Dzhioev, D.Ibadullayev, M.G.Itkis, A.V.Karpov, D.A.Kuznetsov, O.V.Petrushkin, A.V.Podshibiakin, A.N.Polyakov, A.G.Popeko, I.S.Rogov, R.N.Sagaidak, L.Schlattauer, V.D.Shubin, M.V.Shumeiko, D.I.Solovyev, Yu.S.Tsyganov, A.A.Voinov, V.G.Subbotin, A.Yu.Bodrov, A.V.Sabelnikov, A.V.Khalkin First Experiment at the Super Heavy Element Factory: New Data from the 243Am + 48Ca Reaction RADIOACTIVITY 286,287,288,289Mc(α), 268Db(SF), (α), 264Lr, 279Rg(SF) [from 243Am(48Ca, X), E=239-259 MeV]; measured decay products, Eα, Iα; deduced α-particle energies, branches, T1/2, σ. The new separator DGFRS-2 and cyclotron DC280 of the SHE Factory at FLNR JINR.
doi: 10.3103/S106287382370291X
2022DZ03 Physics of Part.and Nuclei 53, 1051 (2022) Superoperator Approach to the Theory of Hot Nuclei and Astrophysical Applications. III: Neutrino-Nucleus Reactions in Stars NUCLEAR REACTIONS 52Cr(ν, ν'), E<40 MeV; 56Fe, 82Ge(ν, X), E<100 MeV; calculated σ within the quasiparticle random phase approximation (QPRA) for multipole nucleon current operators.
doi: 10.1134/S106377962206003X
2022OG08 Phys.Rev. C 106, 064306 (2022) Yu.Ts.Oganessian, V.K.Utyonkov, N.D.Kovrizhnykh, F.Sh.Abdullin, S.N.Dmitriev, A.A.Dzhioev, D.Ibadullayev, M.G.Itkis, A.V.Karpov, D.A.Kuznetsov, O.V.Petrushkin, A.V.Podshibiakin, A.N.Polyakov, A.G.Popeko, I.S.Rogov, R.N.Sagaidak, L.Schlattauer, V.D.Shubin, M.V.Shumeiko, D.I.Solovyev, Yu.S.Tsyganov, A.A.Voinov, V.G.Subbotin, A.Yu.Bodrov, A.V.Sabelnikov, A.V.Khalkin, K.P.Rykaczewski, T.T.King, J.B.Roberto, N.T.Brewer, R.K.Grzywacz, Z.G.Gan, Z.Y.Zhang, M.H.Huang, H.B.Yang New isotope 286Mc produced in the 243Am + 48Ca reaction NUCLEAR REACTIONS 243Am(48Ca, X)288Mc/289Mc, 243Am(48Ca, 2n), (48Ca, 3n), (48Ca, 4n), (48Ca, 5n), E=242.2, 250.8, 259.1 MeV; measured reaction products, evaporation residues (ER), Eα, Iα, fission fragments, (SF), (SF)α-coin, (ER)α-coin, αα-coin; deduced σ(E) for superheavy nuclei production. Gas-filled separator DGFRS-2 at the DC280 cyclotron (SHE Factory at JINR). Measurements with double-sided silicon strip detectors (DSSDs), single-sided silicon-strip detectors (SSSDs) and multiwire proportional chambers (MWPCs). RADIOACTIVITY 286,287,288Mc, 289Mc, 282Nh, 283Nh, 284Nh, 285Nh, 278,280Rg, 274,275,276Mt, 270,271,272Bh, 268Db(α); 279,281Rg, 266,267,268Db, 264Lr(SF) [from 243Am(48Ca, xn), E=E=242.2, 250.8, 259.1 MeV]; measured Eα, ESF; deduced T1/2. 268Db; deduced α/SF branching ratio. 286Mc; deduced new isotope. Comparison of deduced half-lives with theoretical predictions.
doi: 10.1103/PhysRevC.106.064306
2020DZ04 Phys.Atomic Nuclei 83, 143 (2020) A.A.Dzhioev, S.V.Sidorov, A.I.Vdovin, T.Yu.Tretyakova Tensor Interaction Effects on Stellar Electron Capture and Beta-Decay Rates
doi: 10.1134/S106377882002009X
2020FI02 Phys.Rev. C 101, 025804 (2020) T.Fischer, G.Guo, A.A.Dzhioev, G.Martinez-Pinedo, M.-R.Wu, A.Lohs, Y.-Z.Qian Neutrino signal from proto-neutron star evolution: Effects of opacities from charged-current-neutrino interactions and inverse neutron decay NUCLEAR REACTIONS 1H(ν-bar, e+)n, 1n(ν, e-)p, E<100 MeV; derived expressions for medium-dependent charged-current reactions in fully inelastic kinematics, including contribution from weak magnetism; implemented weak reaction rates in the supernova model; simulated core-collapse supernova explosions and proto-neutron star (PNS) deleptonization; analyzed subsequent neutrino signal depending on the treatment of weak interactions; investigated nuclear medium dependence at the mean-field level, with the inverse neutron decay as new opacity source; calculated complete nucleosynthesis outcome from core-collapse supernova explosion simulation.
doi: 10.1103/PhysRevC.101.025804
2019DZ02 Phys.Rev. C 100, 025801 (2019) A.A.Dzhioev, A.I.Vdovin, Ch.Stoyanov Thermal quasiparticle random-phase approximation calculations of stellar electron capture rates with the Skyrme effective interaction NUCLEAR REACTIONS 56Fe, 78Ni(e, X), E=5-40 MeV; calculated electron capture (EC) rates and σ(E) on nuclei in hot stellar environments, GT strengths vs transition energy, and σ(E) vs temperature. Calculations based on the Donnelly-Walecka multipole expansion method, with the spectral functions calculated using the self-consistent thermal quasiparticle random-phase approximation (TQRPA) with the Skyrme effective interaction: SkM*, SGII, and SLy4. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.100.025801
2019GR06 J.Phys.(London) G46, 075101 (2019) E.T.Gregor, N.N.Arsenyev, M.Scheck, T.M.Shneidman, M.Thurauf, C.Bernards, A.Blanc, R.Chapman, F.Drouet, A.A.Dzhioev, G.de France, M.Jentschel, J.Jolie, J.M.Keatings, T.Kroll, U.Koster, R.Leguillon, K.R.Mashtakov, P.Mutti, D.O'Donnell, C.M.Petrache, G.S.Simpson, J.Sinclair, J.F.Smith, T.Soldner, P.Spagnoletti, A.V.Sushkov, W.Urban, A.Vancraeyenest, J.R.Vanhoy, V.Werner, K.O.Zell, M.Zielinska Decay properties of the 3-1 level in 96Mo NUCLEAR REACTIONS 95Mo(n, 2γ), E cold; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies and intensities, B(Eλ). Comparison with QRPA results. NUCLEAR STRUCTURE 92,94,96,98Mo; calculated energy levels, B(Eλ) using QRPA approach.
doi: 10.1088/1361-6471/ab0b5e
2017DZ01 Acta Phys.Pol. B48, 667 (2017) Neutrino Processes with Hot Nuclei in Supernovae NUCLEAR STRUCTURE 56Fe, 82Ge; calculated β-decay GT strength functions for nonzero temperature. NUCLEAR REACTIONS 56Fe, 82Ge(ν, e-), (ν-bar, e+).E=0-30 MeV;calculated σ at different finite temperature and different chemical potentials using TQRPA (Thermo Field Dynamics Formalism) extended self-consistent Skyrme-QRPA with different Skyrme forces. Compared with published results using LSSM (Large-Scale Shell Model).
doi: 10.5506/APhysPolB.48.667
2016DZ02 Phys.Rev. C 94, 015805 (2016) A.A.Dzhioev, A.I.Vdovin, G.Martinez-Pinedo, J.Wambach, Ch.Stoyanov Thermal quasiparticle random-phase approximation with Skyrme interactions and supernova neutral-current neutrino-nucleus reactions NUCLEAR REACTIONS 56Fe, 82Ge(ν, ν'), E<20 MeV; calculated inelastic neutral-current neutrino scattering σ(E) at supernova conditions, normalized spectra of outgoing neutrinos, normalized spectra of neutrino-antineutrino pairs, energy centroid for the spectrum of emitted neutrinos as a function of temperature. 56Fe, 82Ge; calculated ground-state and total GT0 strength distributions, energy centroid for the upward GT0 strength functions as function of temperature. Thermal quasiparticle random-phase approximation combined with the Skyrme energy density functional method (Skyrme-TQRPA). Comparison with results from hybrid approach of shell-model and RPA calculations.
doi: 10.1103/PhysRevC.94.015805
2015DZ04 Phys.Rev. C 92, 045804 (2015) A.A.Dzhioev, A.I.Vdovin, J.Wambach Neutrino absorption by hot nuclei in supernova environments NUCLEAR REACTIONS 56Fe, 82Ge(ν, e-), (ν-bar, e+), E<50 MeV; calculated σ(E) for neutrino and antineutrino absorption reactions in supernova environments, strength distribution of allowed Gamow-Teller (GT) transitions using proton-neutron QRPA extended to finite temperatures within the thermofield dynamics (TFD) formalism. Comparison with other theoretical calculations.
doi: 10.1103/PhysRevC.92.045804
2014DZ01 Phys.Rev. C 89, 035805 (2014) A.A.Dzhioev, A.I.Vdovin, J.Wambach, V.Yu.Ponomarev Inelastic neutrino scattering off hot nuclei in supernova environments NUCLEAR REACTIONS 56Fe, 82Ge(ν, ν'), E<60 MeV; calculated finite temperature σ(E) accounting for allowed and forbidden transitions by thermal QRPA, temperature evolution of Gamow-Teller (GT) strengths. Comparison with hybrid large-scale shell-model and RPA calculations.
doi: 10.1103/PhysRevC.89.035805
2010DZ02 Phys.Rev. C 81, 015804 (2010) A.A.Dzhioev, A.I.Vdovin, V.Yu.Ponomarev, J.Wambach, K.Langanke, G.Martinez-Pinedo Gamow-Teller strength distributions at finite temperatures and electron capture in stellar environments NUCLEAR STRUCTURE 54,56Fe, 76,78,80Ge; calculated Gammow-Teller strength distributions, electron capture rates, strength distributions for first forbidden transitions, and occupation numbers in hot nuclei in stellar environments using thermal quasiparticle random-phase approximation (TQRPA) model. Comparison with experimental data and large-scale shell-model (LSSM) calculations.
doi: 10.1103/PhysRevC.81.015804
2010VD01 Physics of Part.and Nuclei 41, 1127 (2010) Thermal Bogoliubov transformation in nuclear structure theory
doi: 10.1134/S1063779610070336
2009DZ01 Bull.Rus.Acad.Sci.Phys. 73, 225 (2009); Izv.Akad.Nauk RAS, Ser.Fiz. 73, 236 (2009) A.A.Dzhioev, A.I.Vdovin, V.Yu.Ponomarev, J.Wambach Thermal effects on electron capture for neutron-rich nuclei RADIOACTIVITY 76Ge(EC); calculated electron capture cross sections as a function of electron energy.
doi: 10.3103/S106287380902021X
2009DZ03 Phys.Atomic Nuclei 72, 1320 (2009); Yad.Fiz. 72, 1373 (2009) A.A.Dzhioev, A.I.Vdovin, V.Yu.Ponomarev, J.Wambach Charge-exchange transitions in hot nuclei NUCLEAR STRUCTURE 80Ge; calculated single-particle wave functions and energies, strength distribution S(E) of allowed pn transitions.
doi: 10.1134/S1063778809080079
2009DZ04 Int.J.Mod.Phys. E18, 1535 (2009) On the TFD treatment of collective vibrations in hot nuclei
doi: 10.1142/S0218301309013695
2008DZ02 Bull.Rus.Acad.Sci.Phys. 72, 269 (2008); Izv.Akad.Nauk RAS, Ser.Fiz. 72, 294 (2008) A.A.Dzhioev, A.I.Vdovin, V.Yu.Ponomarev, J.Wambach Gamow-Teller resonance in hot nuclei and astrophysical applications NUCLEAR STRUCTURE 56Fe; calculated EC and β- decay rates at stellar temperatures.
doi: 10.3103/S1062873808030015
2008GO32 Bull.Rus.Acad.Sci.Phys. 72, 1553 (2008); Izv.Akad.Nauk RAS, Ser.Fiz. 72, 1639 (2008) N.G.Goncharova, A.A.Dzhioev, N.D.Pronkina Orbital twist M2 mode in the 1hω transitions from 1p-, sd-, and f2p-shell nuclei
doi: 10.3103/S1062873808110245
2003GO36 Bull.Rus.Acad.Sci.Phys. 67, 744 (2003) N.G.Goncharova, A.A.Dzhioev, N.D.Pronkina Fragmentation sources of multipole excitations in 26Mg nucleus NUCLEAR STRUCTURE 26Mg; calculated GDR strength distribution, isospin and configuration splitting effects. Particle-core coupling.
2003VD01 Yad.Fiz. 66, 1909 (2003); Phys.Atomic Nuclei 66, 1861 (2003) A.I.Vdovin, A.A.Dzhioev, A.N.Storozhenko Boson-Fermion Holstein-Primakoff Mapping at Nonzero Temperatures for the Example of the Lipkin Model
doi: 10.1134/1.1619497
2002DZ02 Bull.Rus.Acad.Sci.Phys. 66, 19 (2002) Electroexcitation of Magnetic Quadrupole Resonances in 28Si and 32S Nuclei NUCLEAR STRUCTURE 28Si, 32S; calculated magnetic quadrupole resonance form factors, excitation energy distributions.
2001GO32 Nucl.Phys. A690, 247c (2001) The Interplay of Spin and Orbital Currents in the Nuclear Response to Electroexcitation NUCLEAR STRUCTURE 32S, 40Ca, 28Si; analyzed multipole resonance strength distributions.
doi: 10.1016/S0375-9474(01)00951-4
2001GO34 Yad.Fiz. 64, No 7, 1251 (2001); Phys.Atomic Nuclei 64, 1174 (2001) Structure of Nuclear Multipole Resonances as a Function of Momentum Transfer NUCLEAR STRUCTURE 28Si, 32S, 40Ca; calculated isovector dipole form factors vs momentum transfer, resonance energies. Particle-core-coupling shell model.
doi: 10.1134/1.1389538
2000GO36 Bull.Rus.Acad.Sci.Phys. 64, 139 (2000) Structure of Isovector EJ Resonances in 1d2s-Shell Nuclei NUCLEAR STRUCTURE 28Si; calculated longitudinal, transverse form factors for single-particle E1, E3, and E5 resonances.
2000GO45 Yad.Fiz. 63, No 10, 1836 (2000); Phys.Atomic Nuclei 63, 1747 (2000) N.G.Goncharova, A.A.Dzhioev, V.V.Shershakov Effect of the Interference between Orbital and Spin Currents on Form Factors for Nuclear Electroexcitation
doi: 10.1134/1.1320144
2000GO52 Bull.Rus.Acad.Sci.Phys. 64, 1806 (2000) Electric and Magnetic Electroexcitation Resonances of sd-Shell Nuclei NUCLEAR STRUCTURE 28Si, 40Ca; calculated multipole resonance strengths, form factors; deduced orbital and spin interference effects.
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