NSR Query Results
Output year order : Descending NSR database version of May 2, 2024. Search: Author = S.Y.Igashov Found 23 matches. 2019SO07 Phys.Rev. C 99, 054618 (2019) 4He + 3H and 4He + 3He radiative capture, elastic scattering, and electromagnetic properties within the algebraic version of the resonating group model NUCLEAR REACTIONS 3H(α, γ)7Li, E(cm)=0-3.5 MeV; 3He(α, γ)7Be, E(cm)=0-5.0 MeV; 3H(α, α), E(cm)=0-8 MeV; 3He(α, α), E(cm)=0-11 MeV; calculated partial and total astrophysical S factors, branching ratios, Eγ, and nuclear phase shifts δ using algebraic version of resonating group model (AVRGM), with all the allowed E1, E2, and M1 captures from s, p, d, and f waves. Radiative capture process and elastic scattering at low and intermediate energies. Comparison with experimental data. Microscopic approach to radiative capture reactions in wide energy range. NUCLEAR STRUCTURE 7Li, 7Be; calculated electric quadrupole moments Q, magnetic dipole moments μ, B(E2), B(M1), rms radii for proton, neutron and nucleon matter, density distributions, breakup thresholds, resonance energies and widths using algebraic version of resonating group model. Comparison with experimental data. COMPILATION 7Li, 7Be; compiled experimental measurements and theoretical calculations for rms radii of proton, neutron and nucleon matter, electric quadrupole and magnetic dipole moments, B(E2), and B(M1).
doi: 10.1103/PhysRevC.99.054618
2019SO09 Bull.Rus.Acad.Sci.Phys. 83, 504 (2019) Comparison of Approaches Based on Different Algebraic Versions of the Resonating Group Model for Radiative Capture
doi: 10.3103/S1062873819040270
2018SO15 Bull.Rus.Acad.Sci.Phys. 82, 682 (2018) Theoretical Study of the Seven-Nucleon 6Li + p System Using the Algebraic Version of the Resonating Group Model NUCLEAR REACTIONS 6Li(p, α)3He, E(cm)=10-1000 MeV; calculated astrophysical S-factor using Algebraic Version of Resonating Group Model (AVRGM) and Microscopic Three-cluster Model (MTM); compared with calculations using different approaches and with data.
doi: 10.3103/S106287381806028X
2017KO37 Phys.Atomic Nuclei 80, 614 (2017); Yad.Fiz. 80, 302 (2017) G.V.Kolomiytsev, S.Yu.Igashov, M.H.Urin Unitary version of the single-particle dispersive optical model and single-hole excitations in medium-heavy spherical nuclei NUCLEAR STRUCTURE 90Zr, 132Sn, 208Pb; calculated single-particle strengths, energies and widths for deep hole states. Comparison with available data.
doi: 10.1134/S1063778817040123
2017SO25 Phys.Rev. C 96, 064605 (2017) Microscopic approach based on a multiscale algebraic version of the resonating group model for radiative capture reactions NUCLEAR REACTIONS 3H(α, γ), E(cm)=0-1.3 MeV; 3He(α, γ), E(cm)=0-2.9 MeV; 3H(α, α), E(cm)=0-8 MeV; 3He(α, α), E(cm)=0-10 MeV; calculated Eγ, astrophysical S factors, branching ratios, nuclear phase shifts δ using algebraic version of resonating group model. 7Li, 7Be; deduced breakup thresholds. Comparison with experimental data. Microscopic approach to radiative capture process at low and astrophysically relevant energies.
doi: 10.1103/PhysRevC.96.064605
2017SO28 Phys.Atomic Nuclei 80, 890 (2017) Microscopic multichannel investigation of the 6Li + n seven-nucleon nuclear system at low energies
doi: 10.1134/S1063778817050258
2016IG02 Phys.Atomic Nuclei 79, 1375 (2016) Effect of energy transfer from atomic electron shell to an α particle emitted by decaying nucleus
doi: 10.1134/S1063778816090052
2015SO13 Bull.Rus.Acad.Sci.Phys. 79, 499 (2015); Izv.Akad.Nauk RAS, Ser.Fiz 79, 541 (2015) A.S.Solovyev, S.Yu.Igashov, Yu.M.Tchuvil'sky Description of the 3He(α, γ)7Be radiative capture reaction within the resonating group model NUCLEAR REACTIONS 3He(α, γ), E(cm)<3 MeV; calculated S-factor. Comparison with experimental data.
doi: 10.3103/S1062873815040309
2014SO22 Phys.Atomic Nuclei 77, 1453 (2014); Yad.Fiz. 77, 1525 (2014 A.S.Solovyev, S.Yu.Igashov, Yu.M.Tchuvilsky Microscopic interpretation of the results of new measurements for the 3He(α, γ)7Be reaction NUCLEAR REACTIONS 3He(α, γ), E(cm)<3 MeV; calculated S-factor. Comparison with available data.
doi: 10.1134/S1063778814120175
2013IG01 Phys.Atomic Nuclei 76, 429 (2013); Yad.Fiz. 76, 468 (2013) S.Yu.Igashov, V.A.Rodin, M.H.Urin Configuration Splitting of the Gamow-Teller Resonance in Antimony Isotopes: Is This a Real or a Virtual Effect? NUCLEAR STRUCTURE 116,118,120Sb; calculated Gamow-Teller strength functions; deduced The structural effect of splitting of the main maximum of the Gamow-Teller resonance. Comparison with available data.
doi: 10.1134/S1063778813030083
2013IG02 Phys.Atomic Nuclei 76, 1452 (2013); Yad.Fiz. 76, 1537 (2013) Alpha decay in electron surrounding RADIOACTIVITY 226Ra, 232Th, 144Nd, 148Sm(α); calculated atomic shell α-decay suppression coefficients.
doi: 10.1134/S1063778813120090
2011IG01 Phys.Rev. C 83, 044301 (2011) S.Yu.Igashov, V.Rodin, A.Faessler, M.H.Urin Gamow-Teller strength distributions for ββ-decaying nuclei within continuum quasiparticle random-phase approximation RADIOACTIVITY 76Ge, 100Mo, 116Cd, 130Te(2β-); calculated Gamow-Teller amplitudes and strength distributions, matrix elements for 2νββ decay mode. Continuum quasiparticle random-phase approximation (QRPA). Comparison with experimental data.
doi: 10.1103/PhysRevC.83.044301
2011IG02 Phys.Atomic Nuclei 74, 1588 (2011); Yad.Fiz. 74, 1615 (2011) Manifestation of exchange effects in heavy-ion interactions NUCLEAR REACTIONS 16O(16O, X), E not given; calculated Woods-Saxon type potential depth and resonance parameter widths.
doi: 10.1134/S106377881111010X
2010IG01 Bull.Rus.Acad.Sci.Phys. 74, 1612 (2010); Izv.Akad.Nauk RAS, Ser.Fiz 74, 1677 (2010) S.Yu.Igashov, A.V.Sinyakov, Yu.M.Tchuvilsky An asymptotic normalization coefficient for the loosely-bounded state of 17F nucleus in the orthogonality conditions model NUCLEAR REACTIONS 16O(p, γ)17F, E not given; calculated asymptotic normalization coefficient for 16O+p channel 1/2+ state in 17F. CNO cycle.
doi: 10.3103/S1062873810110250
2009RA12 Bull.Rus.Acad.Sci.Phys. 73, 863 (2009); Izv.Akad.Nauk RAS, Ser.Fiz 73, 909 (2009) K.A.Razumovskii, S.Yu.Igashov, M.G.Urin On M1-radiative transitions between analog and Gamow-Teller states NUCLEAR STRUCTURE 48Sc, 208Bi; calculated energies of Gamow-Teller, isobar analogue states, B(M1). Self-consistent nuclear mean field and Landau-Migdal particle-hole interaction.
doi: 10.3103/S1062873809060343
2008IG02 Phys.Atomic Nuclei 71, 1267 (2008) S.Yu.Igashov, V.A.Rodin, M.H.Urin, A.Faessler Gamow-Teller strength distributions for ββ-decaying nuclei within continuum QRPA NUCLEAR STRUCTURE 116Cd(2β-); 130Te(2β-); calculated Gamow-Teller strength distributions; QRPA model.
doi: 10.1134/S1063778808070211
2007IG03 Bull.Rus.Acad.Sci.Phys. 71, 769 (2007); Izv.Akad.Nauk RAS, Ser.Fiz. 71, 797 (2007) JISP16 realistic NN interaction within the resonating group approach to the α + n scattering
doi: 10.3103/S1062873807060044
2006IG04 Bull.Rus.Acad.Sci.Phys. 70, 212 (2006) Partially self-consistent mean field of nucleus NUCLEAR STRUCTURE 48Ca, 132Sn, 208Pb; calculated single-particle level energies, spin-orbit effect. Partially self-consistent mean field approach.
2002IG03 Bull.Rus.Acad.Sci.Phys. 66, 417 (2002) Realistic NN-Interaction in Basis of Functions of Algebraic Version of Resonating Group Method
2001IG02 Bull.Rus.Acad.Sci.Phys. 65, 104 (2001) The Use of Expansions in a System of Oscillator Functions for Solving Continuous Spectrum Problems
2001IG03 Bull.Rus.Acad.Sci.Phys. 65, 817 (2001) Investigation of Scattering and Reactions in the 6Li + n System NUCLEAR REACTIONS 6Li(n, t), (n, n), E(cm)=0-400 keV; 4He(t, t), E(cm)=0-400 keV; calculated σ, phase shifts. 7Li deduced resonance features. Algebraic version of resonating group method.
1997IG04 Bull.Rus.Acad.Sci.Phys. 61, 640 (1997) (5/2)- Resonance of the 6Li + p System in an Oscillator Representation of the Resonating Groups Method NUCLEAR REACTIONS 6Li(p, p), E(cm)=1-2.5 MeV; calculated phase shift; deduced resonance dependence. Algebraic resonating groups method.
1995IG05 Yad.Fiz. 58, No 5, 843 (1995); Phys.Atomic Nuclei 58, 780 (1995) A Formula for Calculating Matrix Elements of Spin-Orbit Interaction between Basis Functions of the Algebraic Version of the Resonating-Group Method
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