NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = A.I.Vdovin Found 104 matches. Showing 1 to 100. [Next]2023US01 Bull.Rus.Acad.Sci.Phys. 87, 1155 (2023) P.N.Usmanov, A.I.Vdovin, E.K.Yusupov, Sh.R.Nematjonov Magnetic Properties of Excited States of the 156Gd Nucleus NUCLEAR STRUCTURE 156Gd; calculated energy levels, J, π, B(M1), multipole mixing for transitions using a phenomenological model with allowance for the Coriolis mixing of states of low-lying rotational bands of positive parity.
doi: 10.3103/S1062873823703021
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
2022US01 Bull.Rus.Acad.Sci.Phys. 86, 918 (2022) P.N.Usmanov, A.I.Vdovin, A.N.Nishonov Investigating the Energies and Electrical Characteristics of the Negative Parity States of the 156Gd Nucleus NUCLEAR STRUCTURE 156Gd; calculated energy levels, J, π, B(E2), negative parity states using a phenomenological model that allows for Coriolis interaction between the states of rotational bands. Comparison with available data.
doi: 10.3103/S1062873822080251
2021US01 Bull.Rus.Acad.Sci.Phys. 85, 1102 (2021) P.N.Usmanov, A.I.Vdovin, E.K.Yusupov Electric Properties of Rotational States of the 156Gd Nucleus NUCLEAR REACTIONS 156Gd(α, 2n), (n, γ), (n, n'), E not given; analyzed available data; calculated probabilities of in- and inter-band quadrupole electrical transitions are calculated using a phenomenological model that considers Coriolis mixing of the states of rotational bands.
doi: 10.3103/S1062873821100269
2020DZ01 Phys.Rev. C 101, 025805 (2020) AlanA.Dzhioev, K.Langanke, G.Martinez-Pinedo, A.I.Vdovin, Ch.Stoyanov Unblocking of stellar electron capture for neutron-rich N=50 nuclei at finite temperature NUCLEAR STRUCTURE 78Ni, 82Ge, 86Kr, 88Sr; calculated electron-capture rates on neutron-rich nuclei at conditions of temperatures and densities relevant for collapse supernovae, GT+ strengths, neutron and proton single-particle energies, relative contribution of first forbidden transitions to the electron-capture rates. Thermal quasiparticle random-phase approximation (TQRPA) formalism.
doi: 10.1103/PhysRevC.101.025805
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
2020US02 Bull.Rus.Acad.Sci.Phys. 84, 968 (2020) P.N.Usmanov, A.I.Vdovin, E.K.Yusupov Analyzing the Magnetic Characteristics of 158, 160Gd States Using a Phenomenological Model NUCLEAR STRUCTURE 158,160Gd; analyzed available data; calculated structure of excited states and non-adiabatic effects, probabilities of magnetic transitions, wavefunctions using a phenomenological model that includes Coriolis mixing of the states of low-lying positive-parity rotational bands.
doi: 10.3103/S1062873820080298
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
2019KO22 Phys.Rev. C 100, 045802 (2019) V.N.Kondratyev, AlanA.Dzhioev, A.I.Vdovin, S.Cherubini, M.Baldo Energy exchange in neutrino nuclear scattering NUCLEAR REACTIONS 56Fe(ν, ν'), E<20 MeV, T=1-5 MeV; calculated scattering σ(E, T), straggling in energy transfer, and stopping power. Discussed possible effects in neutrino transport and spectra. Relevance to astrophysical phenomena such as core collapse supernovae, neutron star mergers, formation of neutron star crusts, etc.
doi: 10.1103/PhysRevC.100.045802
2019US02 Phys.Part. and Nucl.Lett. 16, 706 (2019) P.N.Usmanov, A.I.Vdovin, E.K.Yusupov, U.S.Salikhbaev Phenomenological Analysis of Characteristics of Rotational Bands in 158, 160Gd Isotopes
doi: 10.1134/s1547477119060530
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
2014US01 Phys.Atomic Nuclei 77, 1343 (2014); Yad.Fiz. 77, 1408 (2014) P.N.Usmanov, A.A.Solnyshkin, A.I.Vdovin, U.S.Salikhbaev Properties of octupole-vibrational bands in the 160Dy nucleus NUCLEAR STRUCTURE 160Dy; analyzed available data; calculated energies, J, π, B(E1); deduced nonadiabatic effects. Comparison with available data.
doi: 10.1134/S1063778814100135
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
2010US01 Phys.Part. and Nucl.Lett. 7, 185 (2010); Pisma Zh.Fiz.Elem.Chast.Atom.Yadra No.3 [159], 306 (2010) P.N.Usmanov, A.A.Okhunov, U.S.Salikhbaev, A.I.Vdovin Analysis of Electromagnetic transitions in nuclei 176, 178Hf NUCLEAR STRUCTURE 176,178Hf; calculated J, π, energy levels, band structure, B(E2), B(M1), E2/M1 ratios. Coriolis mixing.
doi: 10.1134/S1547477110030040
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
2009PO06 Nucl.Phys. A824, 24 (2009) Test of a modified BCS theory performance in the Picket Fence Model NUCLEAR STRUCTURE 120Sn; calculated pairing gap, Fermi level energy and quasiparticle properties vs temperature using a modified BCS theory.
doi: 10.1016/j.nuclphysa.2009.03.001
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
2005PO16 Phys.Rev. C 72, 034309 (2005); Comment Phys.Rev. C 74, 059801 (2006); Erratum Phys.Rev. C 74, 069903 (2006) Test of the modified BCS model at finite temperature NUCLEAR STRUCTURE 76,84Ni, 120Sn; calculated pairing gaps, chemical potential vs temperature; deduced limit of modified BCS model applicability.
doi: 10.1103/PhysRevC.72.034309
2005VD01 Iader.Fiz.Enerh. 6 no.2, 37 (2005); Nuc.phys.atom.energ. 6, no.2, 37 (2005) Temperature dependence of giant dipole resonance width NUCLEAR STRUCTURE 120Sn, 208Pb; calculated GDR spreading width vs temperature. Quasiparticle-phonon model with thermofield dynamics.
doi: 10.15407/jnpae
2004ST14 Phys.Rev. C 69, 064320 (2004) A.N.Storozhenko, A.I.Vdovin, A.Ventura, A.I.Blokhin Temperature dependence of spreading width of giant dipole resonance NUCLEAR STRUCTURE 120Sn, 208Pb; calculated GDR spreading width vs temperature. Quasiparticle-phonon model plus thermofield dynamics.
doi: 10.1103/PhysRevC.69.064320
2004ST25 Yad.Fiz. 67, 1809 (2004); Phys.Atomic Nuclei 67, 1781 (2004) A.N.Storozhenko, A.I.Vdovin, P.Schuck Self-Consistent RPA with Multilevel Pairing Model at Finite Temperature
doi: 10.1134/1.1811178
2003LO04 Nucl.Phys. A720, 60 (2003) R.J.Lombard, A.I.Vdovin, N.Yu.Shirikova, A.V.Sushkov On M3-transition rates in selected odd-mass nuclei NUCLEAR STRUCTURE 159Ho, 175Yb, 179Hf, 179W, 183Pt; calculated transitions B(M3), level configurations. Quasiparticle-phonon model.
doi: 10.1016/S0375-9474(03)00742-5
2003LO18 Bull.Rus.Acad.Sci.Phys. 67, 118 (2003) R.Lombard, A.I.Vdovin, N.Yu.Shirikova, A.V.Sushkov Magnetic octupole transitions in odd nuclei NUCLEAR STRUCTURE 113Sn, 121Cs, 175Yb, 179Hf, 179W, 183Pt, 207Po; calculated transitions B(M3). Comparison with data.
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
2003VD02 Nucl.Phys. A722, 497c (2003) Temperature dependence of a spreading width of giant dipole resonance in neutron-rich nuclei NUCLEAR STRUCTURE 120,132Sn; calculated GDR width vs temperature.
doi: 10.1016/S0375-9474(03)01415-5
2001VD01 Yad.Fiz. 64, No 6, 1144 (2001); Phys.Atomic Nuclei 64, 1069 (2001) TFD Extension of a Self-Consistent RPA to Finite Temperatures
doi: 10.1134/1.1383619
2000VD01 Trans.Bulg.Nucl.Soc. 5, 157 (2000) Oscillations of Hot Nuclei: Thermo field approach
1999ST04 Yad.Fiz. 62, No 1, 63 (1999); Phys.Atomic Nuclei 62, 58 (1999) A.N.Storozhenko, D.S.Kosov, A.I.Vdovin Lipkin-Meshkov-Glick Model at Finite Temperatures
1999ST27 Bull.Rus.Acad.Sci.Phys. 63, 95 (1999) A.N.Storozhenko, A.I.Vdovin, D.S.Kosov Schematic Shell Model of the Nucleus at Nonzero Temperature
1999VD01 Eur.Phys.J. A 5, 263 (1999) Effect of Thermal Ground State Correlations on the Statistical Properties of the Lipkin Model
doi: 10.1007/s100500050285
1998ST21 Bull.Rus.Acad.Sci.Phys. 62, 58 (1998) Effect of a Particle-Particle Channel on the Interaction of Single-Particle and Vibrational Excitations in Odd Spherical Nuclei NUCLEAR STRUCTURE 141Pr, 143Pm, 145Eu; calculated quasiparticle-phonon interaction matrix elements; deduced multipole pairing effects.
1998TS05 Yad.Fiz. 61, No 5, 816 (1998); Phys.Atomic Nuclei 61, 734 (1998) N.Tsoneva, A.I.Vdovin, Ch.Stoyanov, M.Grinberg Magnetic Polarization and Two-Phonon States NUCLEAR STRUCTURE 142Ce, 144Sm; calculated two-phonon states wave functions, B(M2); deduced magnetic core polarization effect.
1997VA24 Bull.Rus.Acad.Sci.Phys. 61, 558 (1997) J.Van de Wiele, A.I.Vdovin, H.Langevin-Joliot Root-Mean-Square Radii of Fragmented Hole State in Nuclei NUCLEAR STRUCTURE 207Pb; calculated fragmented hole states formfactors, radii. Inhomogeneous Schrodinger equation, quasiparticle-phonon model.
1996KO15 Z.Phys. A355, 17 (1996) Approximate Number Projection at Finite Temperature
doi: 10.1007/s002180050072
1996KO39 Bull.Rus.Acad.Sci.Phys. 60, 75 (1996) Approximate Projection by the Number of Particles in Heated Nuclei
1995VD01 Yad.Fiz. 58, No 5, 829 (1995); Phys.Atomic Nuclei 58, 766 (1995) One-Phonon Excitations in Hot Nuclei
1994VD01 Bull.Rus.Acad.Sci.Phys. 58, 1792 (1994) Thermofield Transormation in Quasiparticle-Phonon Model of Nucleus
1992KO08 Z.Phys. A342, 145 (1992) L.G.Kostova, W.Andrejtscheff, L.K.Kostov, L.Funke, E.Will, A.I.Vdovin The Half-Life of the 1437 keV (11/2)- State in 97Mo NUCLEAR REACTIONS 94Zr(α, n), E=16 MeV; measured γ(t), time centroids. 97Mo deduced (11/2)- level T1/2, B(M2). Model comparison. NUCLEAR STRUCTURE 95,97,99Mo, 99Ru, 101Pd; calculated (11/2)- to (7/2)+ transition B(M2). Quasiparticle phonon model.
doi: 10.1007/BF01288462
1991SA27 Nucl.Phys. A535, 669 (1991) R.K.J.Sandor, H.P.Blok, U.Garg, M.N.Harakeh, C.W.de Jager, V.Yu.Ponomarev, A.I.Vdovin, H.de Vries Interplay between Single-Particle and Collective Degrees of Freedom in the Excitation of the Low-Lying States in 142Nd NUCLEAR REACTIONS 142Nd(e, e'), E=112-450 MeV; measured spectra; deduced longitudinal form factor of low-lying states. 142Nd levels deduced L, J, π, transition charge densities, B(λ) values. Fourier-Bessel analysis, microscopic quasiparticle-phonon model.
doi: 10.1016/0375-9474(91)90482-L
1990LO18 Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 93 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, 97 (1990) I.I.Loshchakov, A.V.Golovin, A.I.Vdovin Sensitivity of t-Matrix Approximation in Quasi-Elastic Reactions to Distortion of the Wave Functions and Nonmass Effects NUCLEAR REACTIONS 16O(p, p), E=23-50 MeV; calculated σ(θ). 14N(p, 2p), E=46 MeV; 12C(p, 2p), E=50 MeV; calculated σ(θ1, θ2, E1). 12C(p, pd), E=58 MeV; calculated σ(θp, θd); deduced distortion effects role. t-matrix approximation.
1990VD01 Izv.Akad.Nauk SSSR, Ser.Fiz. 54, 1816 (1990); Bull.Acad.Sci.USSR, Phys.Ser. 54, No.9, 149 (1990) A.I.Vdovin, R.R.Safarov, V.Yu.Ponomarev Magnetic Moments of Quadrupole States of Nuclei of Even Tin Isotopes NUCLEAR STRUCTURE 112,114,116,118,120,122,124Sn; calculated 2+ states μ. Quasiparticle-phonon model.
1989NI03 Europhys.Lett. 8, 117 (1989) R.Nikolaeva, Ch.Stoyanov, A.I.Vdovin Microscopic Description of Low-Lying Isovector Quadrupole States in 56Fe NUCLEAR STRUCTURE 56Fe; calculated levels, B(λ), δ(E2/M1). Quasiparticle model.
doi: 10.1209/0295-5075/8/2/002
1989SA48 Phys.Lett. 233B, 54 (1989) R.K.J.Sandor, H.P.Blok, U.Garg, M.N.Harakeh, C.W.de Jager, V.Yu.Ponomarev, A.I.Vdovin, H.de Vries Interplay between Single-Particle and Collective Degrees of Freedom in the Excitation of the Low-Lying Quadrupole State in 142Nd NUCLEAR REACTIONS 142Nd(e, e'), E ≈ 112-450 MeV; measured form factors. 142Nd levels deduced transition charge densities, B(λ).
doi: 10.1016/0370-2693(89)90614-X
1988GA32 Phys.Rep. 166, 125 (1988) S.Gales, Ch.Stoyanov, A.I.Vdovin Damping of High-Lying Single-Particle Modes in Heavy Nuclei
doi: 10.1016/0370-1573(88)90066-X
1988SA42 Izv.Akad.Nauk SSSR, Ser.Fiz. 52, 2146 (1988); Bull.Acad.Sci.USSR, Phys.Ser. 52, No.11, 66 (1988) R.R.Safarov, A.I.Vdovin, E.M.Galinsky Pauli Principle and the Magnetic Moments of Odd Spherical Nuclei NUCLEAR STRUCTURE 117,121Sn, 117,121Sb, 89,91Y; calculated low lying levels μ components; deduced Pauli principle role. Quasiparticle-phonon model.
1987PO02 Phys.Lett. 183B, 237 (1987) V.Yu.Ponomarev, V.G.Soloviev, A.I.Vdovin, Ch.Stoyanov The Role of ' Quasiparticle x Phonon ' Components in Gamma-Decay of High-Lying States NUCLEAR STRUCTURE 111Sn; calculated transition intensities, B(M1). Microscopic approach. NUCLEAR REACTIONS 112Sn(3He, αγ), E=3-6 MeV; calculated (θα, θγ). Microscopic approach.
doi: 10.1016/0370-2693(87)90955-5
1987VD01 Yad.Fiz. 45, 67 (1987) Reactions (p, 2p) and (p, pn) on Nuclei 6Li and 7Li Induced by Protons of Intermediate Energies NUCLEAR REACTIONS 6,7Li(p, p'), (p, 2p), (p, pn), E=46, 47, 49, 70, 100 MeV; calculated σ(θ), σ(E1, θ1, θ2). Shell model, t-matrix, impulse approximations.
1987VD02 Yad.Fiz. 45, 388 (1987) A.I.Vdovin, F.A.Gareev, S.N.Ershov, V.Yu.Ponomarev Nuclear Structure Effect on the M1 Quenching Factor in (p, p') Reaction NUCLEAR REACTIONS 90,92,94,96Zr(p, p'), E=200 MeV; calculated σ(θ), σ(Ep'). 90,92,94,96Zr deduced M1 transition strength quenching factor characteristics. Distorted wave approximation.
1987VD03 Yad.Fiz. 45, 1595 (1987) A.I.Vdovin, A.V.Golovin, I.I.Loshchakov Study of (p, pd) Reaction on 14N with Moderate-Energy Protons NUCLEAR REACTIONS 14N(p, pd), E=44, 46 MeV; calculated σ(Ep, θp, θd), σ(Ep), σ(Ed), σ(θp), σ(θd). Distorted wave effective t-matrix approximation.
1986BO08 Yad.Fiz. 43, 273 (1986) N.F.Boykova, A.I.Vdovin, I.G.Golikov, I.I.Loshchakov Analysis of the Reaction 16O(p, 2p)15N at 50-MeV Energy of Protons NUCLEAR REACTIONS 16O(p, 2p), E=50 MeV; measured σ(θ1, θ2, E1); deduced reaction mechanism. 15N deduced E1, E2 giant resonance transition virtual excitation.
1986LE15 Yad.Fiz. 43, 1416 (1986) A.I.Levon, S.N.Fedotkin, A.I.Vdovin Magnetic Moments of Odd Spherical Nuclei NUCLEAR STRUCTURE 111,113,115,117,119Sn, 107,109,111,113,115Cd, 123,125,127,131Te, 129,131,133Xe, 115,117Sb, 139La, 141Pr, 143Pm, 145Eu, 89,91Y, 93Nb, 99Tc, 195,197,199,201,205Tl; calculated g. Quasiparticle-phonon model.
1986OS08 Izv.Akad.Nauk SSSR, Ser.Fiz. 50, 916 (1986); Bull.Acad.Sci.USSR, Phys.Ser. 50, No.5, 83 (1986) V.I.Ostroumov, I.I.Loshchakov, A.I.Vdovin Intermediate Energy Proton Knock-Out of Nucleons and Clusters NUCLEAR REACTIONS 12C, 14N, 16O(p, 2p), E=46, 47, 50 MeV; calculated σ(E1, θ1, θ2). T-matrix approximation.
1986VD01 Yad.Fiz. 43, 1443 (1986) A.I.Vdovin, A.V.Golovin, I.I.Loshchakov Description of Two-Stage Processes in Nucleon and Cluster Knock-Out Reactions Induced by Proton of Intermediate Energies basing upon the Effective t-Matrix Formalism NUCLEAR REACTIONS 12C(p, p), (p, p'), E=49.48 MeV; calculated σ(θ). 12C(p, pα), E=57.8 MeV; calculated σ(θp, θα, Ep). T-matrix formalism, nucleon, cluster knockout.
1986VD02 Yad.Fiz. 44, 379 (1986) A.I.Vdovin, F.A.Gareev, S.N.Ershov, M.Mora, V.Yu.Ponomarev Excitation of 0- States in Inelastic Proton Scattering at Intermediiate Energies NUCLEAR STRUCTURE 90Zr; calculated transition densities. RPA. NUCLEAR REACTIONS 90Zr(p, p'), E=200 MeV; calculated σ(θ); deduced tensor interaction role. 90Zr deduced isovector 0- resonance excitation possibility. Distorted wave approximation, separable spin dipole interaction, RPA transition densities.
1986VD03 Izv.Akad.Nauk SSSR, Ser.Fiz. 50, 1921 (1986); Bull.Acad.Sci.USSR, Phys.Ser. 50, No.10, 48 (1986) A.I.Vdovin, M.A.Dolgopolov, I.V.Kopytin Quasiparticle-Phonon Interaction and l-Forbidden Gamow-Teller β-Transition RADIOACTIVITY 65Ni, 65Zn, 65Ga, 67Cu, 69Ge; calculated comparative T1/2.
1986VD04 Izv.Akad.Nauk SSSR, Ser.Fiz. 50, 936 (1986); Bull.Acad.Sci.USSR, Phys.Ser. 50, No.5, 103 (1986) A.I.Vdovin, I.G.Golikov, A.V.Golovin, M.N.Zhukov, I.I.Loshchakov An Investigation of α-Particle Split of 16O under the Effect of Protons NUCLEAR REACTIONS 16O(p, pα), (p, 5Li), (p, 8Be), (p, 12C), E=50 MeV; measured σ(Ep), σ(θ(12C)), σ(E(5Li)), σ(E(8Be)), σ(E(12C)), σ(θα), σ(Eα); deduced (p, p4α) reaction mechanism. Photoemulsion method. Theoretical analyses.
1985PA03 Izv.Akad.Nauk SSSR, Ser.Fiz. 49, 53 (1985); Bull.Acad.Sci.USSR, Phys.Ser. 49, No.1, 55 (1985) M.V.Pasechnik, L.S.Saltykov, E.P.Kadkin, I.I.Loshchakov, A.I.Vdovin The (p, pN) Reaction on Lithium Isotopes at Less than 100 MeV Proton Enery NUCLEAR REACTIONS 6Li(p, 2p), E=50, 70 MeV; 7Li(p, 2p), E=70 MeV; 6Li(p, np), E=46 MeV; measured σ(θ1, θ2, E1), σ(θp, θn, Ep); deduced two-step process σ contribution. T-matrix, distorted waves, quasifree scattering. Symmetric geometry.
1985PA04 Izv.Akad.Nauk SSSR, Ser.Fiz. 49, 58 (1985); Bull.Acad.Sci.USSR, Phys.Ser. 49, No.1, 61 (1985) M.V.Pasechnik, L.S.Saltykov, E.P.Kadkin, I.I.Loshchakov, A.I.Vdovin Energy Spectra and Angular Correlation Function of Charged Particles in the Reactions 6Li(p, pd)4He and 7Li(p, pt)4He at 70 MeV Incident Proton Energy NUCLEAR REACTIONS 6Li(p, pd), 7Li(p, pt), E=70 MeV; measured σ(θ1, θ2, Ep); deduced two-step process σ. T-matrix, distorted waves, quasifree scattering. Symmetric geometry.
1985VD01 Nucl.Phys. A440, 437 (1985) A.I.Vdovin, Ch.Stoyanov, W.Andrejtscheff Core Polarization for M2 Transitions in Odd-A Tin Isotopes NUCLEAR STRUCTURE 109,111,113,115,117,119,121Sn; calculated B(M2). Quasiparticle-phonon model.
doi: 10.1016/0375-9474(85)90239-8
1985VD02 Yad.Fiz. 41, 1134 (1985) Damping of Highly-Excited Single-Particle States in Odd-A Nuclei Near 90Zr NUCLEAR STRUCTURE 89Y, 89Zr; calculated high-lying p, n single particle state strength distributions. Quasiparticle-phonon model.
1985VD03 Yad.Fiz. 42, 134 (1985) A.I.Vdovin, A.V.Golovin, I.I.Loshchakov The t-Matrix Approximation for Analysis of Quasi-Elastic Cluster Knock-Out Reactions Induced by Protons of Intermediate Energies NUCLEAR REACTIONS 16O(p, pα), E=46.8 MeV; 9Be(p, pα), E=46.8, 55.3 MeV; calculated σ(Ep, θp, θα); deduced virtual core excitation role. Nonlocal t-matrix approach.
1985VD04 Izv.Akad.Nauk SSSR, Ser.Fiz. 49, 2173 (1985); Bull.Acad.Sci.USSR, Phys.Ser. 49, No.11, 83 (1985) A.I.Vdovin, O.O.Rodriges, W.Andrejtscheff, Ch.Stoyanov M2-Transitions between Low-Lying States in Odd-Odd Nuclei and Magnetic Core Polarization NUCLEAR STRUCTURE 139,141Pr, 141,143,145Pm, 143,147,149Eu, 113,115,117,119,121Sb, 109,111,113,115,117,119,121Sn, 209Pb; calculated B(M2). Quasiparticle-phonon model.
1984NG01 J.Phys.(London) G10, 517 (1984) Nguyen Dinh Thao, V.G.Soloviev, Ch.Stoyanov, A.I.Vdovin Fragmentation of the 1f Neutron-Hole Strength in 89Zr and 91Mo NUCLEAR STRUCTURE 89Zr, 91Mo; calculated 1f7/2, 1f5/2 neutron-hole state fragmentation. Quasiparticle-phonon model.
doi: 10.1088/0305-4616/10/4/012
1984PO16 Phys.Scr. 30, 238 (1984) V.Yu.Ponomarev, A.I.Vdovin, V.M.Shilov, Nguyen Dinh Dang Transversal E1-Resonance in Spherical Nuclei NUCLEAR STRUCTURE 58Ni; calculated spin-flip dipole state charge, current densities. NUCLEAR REACTIONS 58Ni(e, e'), E=40, 60, 80 MeV; calculated σ(θ) for isovector dipole, spin dipole state excitation. RPA.
doi: 10.1088/0031-8949/30/4/004
1984VD01 Yad.Fiz. 39, 532 (1984); Sov.J.Nucl.Phys. 39, 336 (1984) A.I.Vdovin, I.G.Golikov, I.I.Loshchakov Reaction 12C(p, 2p)11B at the Proton Energy of 50 MeV NUCLEAR REACTIONS 12C(p, 2p), E=50 MeV; measured σ(θp1), σ(θ(11B)), σ(Ep1), σ(E(11B)) vs momentum; deduced reaction mechanism, residual level production σ. Nonlocal, realistic t-matrix, quasielastic knockout, two-stage processes.
1984VD02 Yad.Fiz. 39, 1321 (1984) A.I.Vdovin, I.G.Golikov, I.I.Loshchakov 14N(p, 2p)13C-Reaction near 50 MeV Energy NUCLEAR REACTIONS, ICPND 14N(p, 2p), E=50 MeV; calculated σ(Ep1, Ep2), proton momentum spectra; deduced residual level production σ. Quasielastic, two-step processes.
1983ST14 Phys.Lett. 130B, 134 (1983) High-Lying Single-Proton States in Spherical Nuclei NUCLEAR STRUCTURE 145Eu, 209Bi; calculated high-lying single proton state fragmentation, strength function, proton stripping (α, t) reaction C2S. Quasiparticle-phonon model.
doi: 10.1016/0370-2693(83)91027-4
1983VD01 Yad.Fiz. 37, 43 (1983) A.I.Vdovin, Nguyen Din Tkhao, V.G.Soloviev, Ch.Stoyanov Fragmentation of Neutron Hole States in 111,115Sn NUCLEAR STRUCTURE 111,115Sn; calculated neutron hole state fragmentation, C2S. Quasiparticle-phonon model.
1983VD02 Fiz.Elem.Chastits At.Yadra 14, 237 (1983); Sov.J.Part.Nucl. 14, 99 (1983) Quasiparticle-Phonon Model of the Nucleus. III. Single-Phonon States in Spherical Nuclei NUCLEAR STRUCTURE A=66-150; calculated B(E2). Isoscalar, isovector multipole-multipole interactions. 140Ce; calculated isoscalar, isovector B(E3), charge, neutron transition densities, B(M2). 208Pb; calculated B(E1), current, charge transition densities. 58Ni; calculated charge, current transition densities. 90Zr; calculated B(M2), B(E1), current transition densities. 124Te; calculated B(M2), B(E2). Quasiparticle-phonon model.
1983VD03 Izv.Akad.Nauk SSSR, Ser.Fiz. 47, 2219 (1983) A.I.Vdovin, E.P.Kadkin, I.I.Loshchakov, M.V.Pasechnik, L.S.Saltykov Study and Analysis of Angular Correlations in the (p, 2p) Reaction on 6Li for E(p) = 47-70 MeV NUCLEAR REACTIONS 6Li(p, 2p), E=47-70 MeV; measured σ(θ1, θ2) vs relative, summed proton energies. Distorted waves, t-matrix.
1982DE26 Izv.Akad.Nauk SSSR, Ser.Fiz. 46, 860 (1982) V.A.Deryuga, T.I.Kratsikova, M.Finger, Ya.Dupak, A.I.Vdovin, W.D.Hamilton Study of the Decay of Oriented 145Eu Nuclei RADIOACTIVITY 145Eu(EC), (β+); measured γ(θ), oriented nuclei in Fe. 145Sm levels deduced J, π, δ(E2/M1), δ(M2/E1). Ge(Li) detectors, 3He-4He dilution refrigerator. Quasiparticle plus phonon calculations.
1982PO02 J.Phys.(London) G8, L77 (1982) V.Y.Ponomarev, Ch.Stoyanov, A.I.Vdovin Magnetic Dipole and Quadrupole States of 58Ni NUCLEAR REACTIONS 58Ni(e, e'), E=40, 50, 60, 75 MeV; calculated σ(θ), strength functions. Quasiparticle-phonon model.
doi: 10.1088/0305-4616/8/6/005
1982PO09 Z.Phys. A308, 157 (1982) V.Yu.Ponomarev, Ch.Stoyanov, A.I.Vdovin High-Lying M1-States of Spherical Nuclei NUCLEAR REACTIONS 208Pb(e, e'), E=60 MeV; calculated σ(θ), strength functions. 208Pb deduced noncollective 1+ states, possible M1 resonance characteristics. DWBA analysis, RPA, quasiparticle-phonon model.
doi: 10.1007/BF01413006
1982RE02 J.Phys.(London) G8, 257 (1982) R.Reif, B.Weissbach, E.Betak, Ch.Stoyanov, A.I.Vdovin Direct Inelastic Proton Scattering from Odd-A Nuclei within the Semimicroscopic Quasiparticle-Phonon Model NUCLEAR REACTIONS 88Sr(p, p'), E=20.2 MeV; 89Y(p, p'), E=24.5 MeV; calculated σ(θ). 88Sr, 89Y levels deduced configuration. Semi-microscopic, quasiparticle-phonon model, DWBA, CCBA analyses.
doi: 10.1088/0305-4616/8/2/012
1981PI08 Yad.Fiz. 33, 885 (1981) W.Pilz, D.Schmidt, D.Seeliger, A.I.Vdovin Study of the 109Ag(p, n)109Cd Reaction in the Energy Range Ep = 4.5-9 MeV NUCLEAR REACTIONS 109Ag(p, n), E=4.5-9 MeV; measured σ(θ); deduced reaction mechanism. Semi-microscopic model.
1981VD01 Yad.Fiz. 34, 1009 (1981) A.I.Vdovin, V.Yu.Ponomarev, V.M.Shilov Electroexcitation of M1 and M2 Resonances in Spherical Nuclei NUCLEAR REACTIONS 58Ni, 90Zr, 208Pb, 140Ce(e, e'), E=40 MeV; calculated σ(θ), form factors. DWBA, quasiparticle-phonon model current transition densities. NUCLEAR STRUCTURE 58Ni, 90Zr, 208Pb, 140Ce; calculated 1+, 2- level current transition densities. Quasiparticle-phonon model.
1980PO08 Phys.Lett. B97, 4 (1980) V.Yu.Ponomarev, V.M.Shilov, A.I.Vdovin, V.V.Voronov On the M1 and M2 Strengths in 140Ce NUCLEAR REACTIONS 140Ce(e, e'), E=20-140; calculated σ(θ). 140Ce deduced M1, M2 transition strengths.
doi: 10.1016/0370-2693(80)90533-X
1980SO04 Nucl.Phys. A342, 261 (1980) V.G.Soloviev, C.Stoyanov, A.I.Vdovin The Description of the Fragmentation of One-Quasiparticle States in Spherical Nuclei NUCLEAR STRUCTURE 57Ni, 115,117,119Sn, 123Te, 143Pm; calculated fragmentation of hole states. Quasiparticle-phonon model.
doi: 10.1016/0375-9474(80)90254-7
1979PO11 Nucl.Phys. A323, 446 (1979) V.Y.Ponomarev, V.G.Soloviev, C.Stoyanov, A.I.Vdovin Magnetic Quadrupole Resonance in Spherical Nuclei NUCLEAR STRUCTURE 58Ni, 90Zr, 208Pb; calculated M2 strength distribution. Quasiparticle phonon nuclear model.
doi: 10.1016/0375-9474(79)90119-2
1979VD01 Yad.Fiz. 30, 923 (1979); Sov.J.Nucl.Phys. 30, 479 (1979) A.I.Vdovin, V.V.Voronov, V.Y.Ponomarev, C.Stoyanov Effect of a Two-Phonon Admixture on the M1 Resonance in Spherical Nuclei NUCLEAR STRUCTURE 58,60Ni, 90Zr, 118,120Sn, 124,126Te, 138Ba, 140Ce; calculated M1 strength functions. Quasiparticle-phonon model, separable-multipole, spin-multipole surfaces.
1979VD02 Izv.Akad.Nauk SSSR, Ser.Fiz. 43, 148 (1979); Bull.Acad.Sci.USSR, Phys.Ser. 43, No.1, 124 (1979) A.I.Vdovin, I.G.Golikov, M.N.Zhukov, I.I.Loshchakov, V.I.Ostroumov Cross Sections of Reactions Due to the Action of Protons Having an Energy of 50 MeV on 12C, 14N, 16O Nuclei NUCLEAR REACTIONS 12C, 14N, 16O(p, X), E=50 MeV; measured σ(inclusive). Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0050. 1979VD03 Izv.Akad.Nauk SSSR, Ser.Fiz. 43, 999 (1979); Bull.Acad.Sci.USSR, Phys.Ser. 43, No.5, 87 (1979) A.I.Vdovin, Ch.Stoyanov, Chan Zui Khyung Fragmentation of the Deep-Lying Hole States of Isotopic Nuclei of Tin NUCLEAR STRUCTURE 111,115,119,121Sn; calculated fragmentation of 1g9/2, 2p3/2, 2p1/2 states. Quasi-particle, phonon models.
1979VD04 Izv.Akad.Nauk SSSR, Ser.Fiz. 43, 2018 (1979); Bull.Acad.Sci.USSR, Phys.Ser. 43, No.10, 1 (1979) Resonance and Resonance-Like Structures in Spherical Nuclei NUCLEAR STRUCTURE 58Ni, 90Zr, 111,115,119,121Sn; calculated E3, M1, M2 one quasiparticle strength function. Quasiparticle-phonon model, finite fermi system.
1978AK02 Yad.Fiz. 28, 883 (1978); Sov.J.Nucl.Phys. 28, 453 (1978) S.V.Akulinichev, G.N.Afanasev, A.I.Vdovin, C.Stoyanov, V.M.Shilov Study of Giant Resonances in Nuclei with the Aid of Proton and Electron Scattering NUCLEAR STRUCTURE 90Zr; calculated resonances. One-phonon approximation, level fragmentation.
1977ER05 Nucl.Phys. A290, 397 (1977) R.A.Eramzhyan, S.I.Fedotov, V.P.Shpakov, C.Stoyanov, A.I.Vdovin Excitation of Collective States in Spherical Nuclei in High-Energy Proton Interactions NUCLEAR REACTIONS 58Ni, 90Zr, 120Sn(p, p), E ≈ 1 GeV; calculated σ(θ). 58Ni, 90Zr, 120Sn; calculated collective excitation, B(λ).
doi: 10.1016/0375-9474(77)90444-4
1977SO09 Nucl.Phys. A288, 376 (1977) V.G.Soloviev, C.Stoyanov, A.I.Vdovin Fragmentation of Giant Multipole Resonances over Two-Phonon States in Spherical Nuclei NUCLEAR STRUCTURE 90Zr, 120Sn, 124Te; calculated GDR, GQR, fragmentation of one-phonon states over two-phonon states, strength functions.
doi: 10.1016/0375-9474(77)90338-4
1976DA05 J.Phys.(London) G2, 25 (1976) D.Dambasuren, V.G.Soloviev, C.Stoyanov, A.I.Vdovin Semi-Microscopic Calculation of the Neutron Strength Functions of Spherical Nuclei NUCLEAR STRUCTURE 117,119,121,123Sn, 125,127,129,131Te; calculated neutron strength functions. Superfluid nuclear model.
doi: 10.1088/0305-4616/2/1/004
1976TE02 Yad.Fiz. 24, 31 (1976); Sov.J.Nucl.Phys. 24, 16 (1977) V.B.Telitsyn, C.Stoyanov, A.I.Vdovin Spin-Orbit Vibrations of Spherical Nuclei NUCLEAR STRUCTURE 94,96,98Mo, 92,94,96Zr; calculated E0 transition probabilities, S for (t, p), (p, t) reactions.
1976VD01 Izv.Akad.Nauk SSSR, Ser.Fiz. 40, 2183 (1976); Bull.Acad.Sci.USSR, Phys.Ser. 40, No.10, 134 (1976) A.I.Vdovin, D.Dambasuren, V.G.Solovev, C.Stoyanov The Effect of Residual Interaction in a Particle-Particle Channel on the Properties of Low-Lying States of Spherical Nuclei NUCLEAR STRUCTURE 124,126,128,130Te, 110,112,114,116Cd; calculated B(E2).
1976VD02 Izv.Akad.Nauk SSSR, Ser.Fiz. 40, 2183 (1976); Bull.Acad.Sci.USSR, Phys.Ser. 40, No.10, 134 (1976) A.I.Vdovin, D.Dambasuren, V.G.Solovev, C.Stoyanov The Effect of Residual Interaction in a Particle-Particle Channel on the Properties of Low-Lying States of Spherical Nuclei NUCLEAR STRUCTURE 124,126,128,130Te, 110,112,114,116Cd; calculated B(E2).
1975VD01 Izv.Akad.Nauk SSSR, Ser.Fiz. 39, 1618 (1975); Bull.Acad.Sci.USSR, Phys.Ser. 39, No.8, 43 (1975) Mixing of Vigrational and Two-Quasiparticle Excitations of Even-Even Nuclei with Z = 50 and N = 82 NUCLEAR STRUCTURE 112,114,116,118,120,122,124Sn, 140Ce, 144Sm, 142Nd, 138Ba, 136Xe, 148Nd; calculated wavefunctions. 118,120,122,124Sn, 136Xe, 138Ba, 140Ce; calculated B(E2).
1974SO04 Nucl.Phys. A224, 411 (1974) V.G.Soloviev, C.Stoyanov, A.I.Vdovin Semi-Microscopic Calculation of the Level Density in Spherical Nuclei NUCLEAR STRUCTURE 50,51Ti, 53,54,55Cr, 55,57,58Fe, 59,61,62,63,65Ni, 65,67,68,69Zn, 71,73,74,75,77Ge, 75,77,78,79,81,83Se, 85,87,88,89Sr, 91,92,93,95,97Zr, 96,97,98,99,101Mo, 100,102Ru, 106Pd, 112,113,114Cd, 113,115,116,117,118,119,120,121,123,125Sn, 123,124,126,129,131Te, 132,136Xe, 131,135,136,137,138,139Ba, 137,139,141,143Ce, 143,144,145,146,147,149Nd, 145,148,149Sm, 195,196,197,199Pt, 199,200,201,202,203Hg, 205,207Pb; calculated density of states.
doi: 10.1016/0375-9474(74)90696-4
1974VD01 Yad.Fiz. 19, 516 (1974); Sov.J.Nucl.Phys. 19, 260 (1974) A.I.Vdovin, V.V.Voronov, L.A.Malov, V.G.Solovev, C.Stoyanov Mass Number Dependence of the Density of 1/2+ States in the Vicinity of the Neutron Binding Energy NUCLEAR STRUCTURE 139Ba, 141,143Ce, 143,145,147,149Nd, 145,149,153Sm, 157,159Gd, 163,165Dy, 167,169Er, 173,175,177Yb, 179Hf, 185W, 199,201,203Hg, 205Pb calculated level density.
1974VD02 Izv.Akad.Nauk SSSR, Ser.Fiz. 38, 2598 (1974); Bull.Acad.Sci.USSR, Phys.Ser. 38, No.12, 119 (1974) Mixing of Vibrational and Two-Quasiparticle Excitations of Isotones with N = 80, 82, and 84 NUCLEAR STRUCTURE 134Te, 134,136Xe, 136,138Ba, 138,140,142Ce, 140,142,144Nd, 144,146Sm; calculated levels, B(E2), B(E3), quadrupole moment.
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