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NSR database version of May 23, 2024.

Search: Author = Y.V.Gaponov

Found 32 matches.

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2010GA19      Phys.Atomic Nuclei 73, 1360 (2010); Yad.Fiz. 73, 1403 (2010); Erratum Phys.Atomic Nuclei 73, 2151 (2010)

Yu.V.Gaponov, Yu.S.Lutostansky

Giant Gamow-Teller resonance in neutron-rich nuclei

NUCLEAR REACTIONS 13C, 90Zr(6Li, 6He), E not given; analyzed experimental data; deduced giant Gamow-Teller resonance, Wigner symmetry.

RADIOACTIVITY 127Xe(EC), 31,32,33,34Na(β-); analyzed experimental data; calculated T1/2; deduced β-decay strength function.

doi: 10.1134/S1063778810080090
Citations: PlumX Metrics

2004GA48      Yad.Fiz. 67, 1993 (2004); Phys.Atomic Nuclei 67, 1969 (2004)

Yu.V.Gaponov, O.G.Ryazhskaya, S.V.Semenov

Interaction of Electron Neutrinos with 56Fe in the LSD for Eνe ≤ 50 MeV

NUCLEAR REACTIONS 56Fe(ν, e), E=10-50 MeV; calculated σ. Detection of supernova neutrinos discussed.

doi: 10.1134/1.1825514
Citations: PlumX Metrics

2004GA55      Yad.Fiz. 67, 2225 (2004); Phys.Atomic Nuclei 67, 2200 (2004)


Induced Double-Beta Processes in Electron Fluxes as Resonance Reactions in Weak Interaction

doi: 10.1134/1.1842300
Citations: PlumX Metrics

2002DO07      Czech.J.Phys. 52, 451 (2002)

P.Domin, F.Simkovic, S.V.Semenov, Yu.V.Gaponov

Phenomenological Study of Solar-Neutrino-Induced ββ Process of 100Mo

NUCLEAR REACTIONS 100Mo(ν, X), E < 20 MeV; calculated neutrino-induced 2β-decay rates, related features.

doi: 10.1023/A:1015344907452
Citations: PlumX Metrics

2002SE11      Yad.Fiz. 65, 2247 (2002); Phy.Atomic Nuclei 65, 2184 (2002)

S.V.Semenov, Yu.V.Gaponov, F.Simkovic, P.Domin

Analysis of Solar-Neutrino-Induced ββ Processes for Several Nuclei

NUCLEAR REACTIONS 18O, 112,114,116Cd(ν, X), (ν, 2e), E=spectrum; calculated solar neutrino absorption rates, 2β production rates.

doi: 10.1134/1.1530298
Citations: PlumX Metrics

2000GA06      Nucl.Instrum.Methods Phys.Res. A440, 557 (2000)

Yu.V.Gaponov, R.U.Khafizov

The Radiative Beta-Decay Mode of the Free Neutron

RADIOACTIVITY 1n(β-); calculated photon spectra, branching ratios for radiative decay.

doi: 10.1016/S0168-9002(99)01036-0
Citations: PlumX Metrics

2000GA34      Yad.Fiz. 63, No 7, 1274 (2000); Phys.Atomic Nuclei 63, 1200 (2000)


Possible Contribution of an Intermediate-Leptoquark-Boson Mechanism to Free-Neutron Beta Decay

RADIOACTIVITY 1n(β-); calculated contributions to β decay mechanism.

doi: 10.1134/1.855768
Citations: PlumX Metrics

2000GA40      Yad.Fiz. 63, No 8, 1432 (2000); Phys.Atomic Nuclei 63, 1356 (2000)

Yu.V.Gaponov, Yu.A.Mostovoy

Precision Analysis of Experiments Studying the Beta Decay of the Free Neutron: Standard model and possibilities of its violation

RADIOACTIVITY 1n(β-); analyzed data. Possibilities for Standard model violation discussed.

doi: 10.1134/1.1307459
Citations: PlumX Metrics

2000KH19      Yad.Fiz. 63, No 7, 1280 (2000); Phys.Atomic Nuclei 63, 1206 (2000)

R.U.Khafizov, Yu.V.Gaponov

Real and Virtual Radiative Processes in the Beta Decay of the Free Neutron

RADIOACTIVITY 1n(β-); calculated radiative decay matrix elements, branching ratio, radiative corrections, photon polarization.

doi: 10.1134/1.855769
Citations: PlumX Metrics

2000MO21      Yad.Fiz. 63, No 7, 1268 (2000); Phys.Atomic Nuclei 63, 1193 (2000)

Yu.A.Mostovoi, Yu.V.Gaponov, B.G.Yerozolimsky

Estimation of Scalar and Tensor Weak-Interaction Constants on the Basis of Recent Neutron Experimental Data

doi: 10.1134/1.855766
Citations: PlumX Metrics

2000SE12      Bull.Rus.Acad.Sci.Phys. 64, 27 (2000)

S.V.Semenov, Yu.V.Gaponov, L.V.Inzhechik

Induced Double β-Transitions as a New Approach to Weak Interactions

NUCLEAR REACTIONS 64Zn, 70Ge, 78,80Kr, 106,108Cd, 112Sn, 120Te, 130Ba(ν, ν'), E=reactor; calculated σ, reaction rates for induced 2β-decay.

1999GA32      Yad.Fiz. 62, No 7, 1281 (1999); Phys.Atomic Nuclei 62, 1206 (1999)


Beta Decay of the Free Neutron and Hypothesis of Intermediate Leptoquark Bosons

RADIOACTIVITY 1n(β-); calculated possible intermediate leptoquark contribution.

1998IN03      Yad.Fiz. 61, No 8, 1384 (1998); Phys.Atomic Nuclei 61, 1282 (1998)

L.V.Inzhechik, Yu.V.Gaponov, S.V.Semenov

Induced Double-Beta Decay: Experimental proposal

NUCLEAR REACTIONS 64Zn, 70Ge, 78,80Kr, 106,108Cd, 112Sn, 120Te, 130Ba(ν, 2e+), E=reactor; calculated σ.

1998SE16      Yad.Fiz. 61, No 8, 1379 (1998); Phys.Atomic Nuclei 61, 1277 (1998)

S.V.Semenov, Yu.V.Gaponov, R.U.Khafizov

2β Processes Induced by Neutrino Beams

1996BA86      Yad.Fiz. 59, No 11, 1940 (1996); Phys.Atomic Nuclei 59, 1871 (1996)

A.L.Barabanov, Yu.V.Gaponov, B.V.Danilin, N.B.Shulgina

Muon Capture by Oriented Nuclei: New possibilities for studing induced pseudoscalar interaction

1996GA12      Phys.Lett. 379B, 7 (1996)

Yu.V.Gaponov, R.U.Khafizov

Radiative Neutron β-Decay and Its Possible Experimental Realization

NUCLEAR STRUCTURE 1n; calculated radiative free β-decay related features; deduced possible experiment.

RADIOACTIVITY 1n(β-); calculated radiative free β-decay related features; deduced possible experiment.

doi: 10.1016/0370-2693(96)00398-X
Citations: PlumX Metrics

1996GA22      Yad.Fiz. 59, No 7, 1270 (1996); Phys.Atomic Nuclei 59, 1213 (1996)

Yu.V.Gaponov, R.U.Khafizov

Study of Radiative Neutron β Decay

RADIOACTIVITY 1n(β-); analyzed data; deduced external radiative corrections estimating experimental procedure.

1996GA44      Acta Phys.Hung.N.S. 3, 189 (1996)

Yu.V.Gaponov, D.M.Vladimirov, J.Bang

Spin-Isospin Symmetry in Nuclear Physics

NUCLEAR STRUCTURE 154Sm, 156,158,160Gd, 160,162,164Dy, 168Er, 174Yb, 232Th, 238U; analyzed collective states M1 transition strengths. A=40-140; calculated analogue resonance, Gamow-Teller states energy differences. 48Ca, 90,92,94Zr, 120,124Sn, 208Pb; analyzed M1, Gamow-Teller resonance energies. Wigner SU(4) symmetry.

1994GA08      Yad.Fiz. 57, No 1, 34 (1994); Phys.Atomic Nuclei 57, 31 (1994)

Yu.V.Gaponov, P.U.Khafizov

Polarization Experiments in Mixed Allowed β-Transitions as a Critical Test on Right-Handed Current Hypotheses

RADIOACTIVITY 7Be(EC); 1n(β-); 33Cl(β+); 37K(β+); calculated allowed region boundaries for polarization characteristics measurements; deduced right-handed current hypotheses implications.

1992VL01      Yad.Fiz. 55, 1824 (1992); Sov.J.Nucl.Phys. 55, 1010 (1992)

D.M.Vladimirov, Yu.V.Gaponov

Collective Spin-Isospin and Spin States of Spherical Nuclei and the Problem of the Wigner SU(4) Symmetry

NUCLEAR STRUCTURE A=40-240; calculated Gamow-Teller, analog resonances energy difference, Gamow-Teller states reduced excitation probability. 48Ca, 90,92,94Zr, 120,124Sn, 208Pb; calculated Gamow-Teller, M1 resonances, reduced excitation probabilities. Seniority model, Wigner SU(4) symmetry.

1991GA06      Phys.Lett. 253B, 283 (1991)

Yu.V.Gaponov, N.B.Shulgina, P.E.Spivak

Neutron Beta Decay and the Right-Handed Current Problem

RADIOACTIVITY 1n; analyzed T1/2, β-asymmetry data; deduced axial-vector constant renormalization.

doi: 10.1016/0370-2693(91)91719-C
Citations: PlumX Metrics

1990GA32      Yad.Fiz. 52, 1653 (1990); Sov.J.Nucl.Phys. 52, 1042 (1990)

Yu.V.Gaponov, P.E.Spivak, N.B.Shulgina

Neutron β Decay and Right-Handed Currents

RADIOACTIVITY 1n(β-); analyzed T1/2; deduced axial vector current renormalization implications. Electron spin correlation input.

1989GA17      Yad.Fiz. 49, 902 (1989); Sov.J.Nucl.Phys. 49, 560 (1989)

Yu.V.Gaponov, O.V.Bychuk, D.M.Vladimirov

Spectra of Nucleons in Interaction of Reactor Antineutrinos with Deuterons

NUCLEAR REACTIONS 2H(ν-bar, e+2n), (ν-bar, np), E=fission spectrum; calculated reaction σ. Fission of 235U.

1982GA10      Izv.Akad.Nauk SSSR, Ser.Fiz. 46, 143 (1982)

Yu.V.Gaponov, Yu.S.Lyutostansky

Gamow-Teller Resonances

NUCLEAR STRUCTURE 90,92,94Nb, 112Sn, 120,124Sb, 208Bi; calculated Gamow-Teller resonances. Finite Fermi systems.

1982GA26      Nucl.Phys. A391, 93 (1982)

Yu.V.Gaponov, N.B.Shulgina, D.M.Vladimirov

Wigner Su(4)-Symmetry Restoration in Heavy Nuclei and the Many-Body Forces Problem

NUCLEAR STRUCTURE A ≥ 216; calculated isobar mass differences, mass formula three-, four-body parameters. Wigner symmetry restoration hypothesis.

doi: 10.1016/0375-9474(82)90221-4
Citations: PlumX Metrics

1981GA39      Pisma Zh.Eksp.Teor.Fiz. 34, 300 (1981); JETP Lett.(USSR) 34, 287 (1981)

Yu.V.Gaponov, N.B.Shulgina, D.M.Vladimirov

Mass Formula in the Restoration Scheme of the Wigner SU(4) Symmetry in Heavy Nuclei

NUCLEAR STRUCTURE A ≥ 216; analyzed mass formula parameter data. Higher order Casimir operators, SU(4) symmetry restoration scheme.

1981GA40      Pisma Zh.Eksp.Teor.Fiz. 34, 407 (1981); JETP Lett.(USSR) 34, 386 (1981)

Yu.V.Gaponov, Yu.S.Lyutostansky, V.G.Aleksankin

Position of the Gamow-Teller Resonance and the Problem of the Reconstruction of the Wigner SU(4) Symmetry

NUCLEAR STRUCTURE 90,92,94Nb, 112,120,124Sb; calculated Gamow-Teller resonances; deduced isopin, spin-isopin interaction constant equality. Reconstructed broken SU(4) symmetry.

1980GA08      Yad.Fiz. 31, 65 (1980); Sov.J.Nucl.Phys. 31, 34 (1980)

Yu.V.Gaponov, Yu.I.Grigoryan, Yu.S.Lyutostansky

Reconstruction of Violated Wigner SU(4) Symmetry in Heavy Nuclei

NUCLEAR STRUCTURE A=60-250; analyzed mass data, reconstructed Wigner SU(4) symmetry.

1972GA17      Pisma Zh.Eksp.Teor.Fiz. 15, 173 (1972); JETP Lett.(USSR) 15, 120 (1972)

Y.V.Gaponov, Y.S.Lyutostanskii

Possible Existence of I+ Resonance in Charge Exchange Reactions of Spherical Nuclei

1972GA38      Yad.Fiz. 16, 484 (1972); Sov.J.Nucl.Phys. 16, 270 (1973)

Y.V.Gaponov, Y.S.Lyutostanskii

Isobaric Configuration 0+ States, Proton-Neutron Hole in a Spherical Nucleus

NUCLEAR STRUCTURE Z=33-57; analyzed 0+ IAS structure. Finite Fermi system, quasiclassical approximation.

1971GA03      Yad.Fiz. 13, 80 (1971); Sov.J.Nucl.Phys. 13, 45 (1971)

Y.V.Gaponov, Y.S.Fursov

On P-Parity Violation in M2 Transition of K41

NUCLEAR STRUCTURE 41K; calculated P-parity violation contribution to M2 transition.

1969GA30      Yadern.Fiz. 9, 963 (1969); Soviet J.Nucl.Phys. 9, 564 (1969)

Y.V.Gaponov, Y.S.Fursov

γ Transitions Due to Space Parity Violation in Nuclear Forces

NUCLEAR STRUCTURE 57Fe, 59Ni, 61,63Cu; calculated γ-transitions due to space-parity violation in nuclear forces.

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