NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = M.Wellenzohn Found 10 matches. 2021IV03 Phys.Rev. C 104, 025503 (2021) A.N.Ivanov, R.Hollwieser, N.I.Troitskaya, M.Wellenzohn, Ya.A.Berdnikov Structure of the correlation coefficients S(E_{e}) and U(E_{e}) of the neutron β decay RADIOACTIVITY ^{1}n(β^{-}); calculated electron-energy and angular distribution of neutron β decay for polarized neutrons, polarized electrons, and unpolarized protons, electron-photon energy and angular distribution of neutron radiative β decay for polarized neutrons, polarized electrons, and unpolarized protons and photons; deduced structure of the correlation coefficients for low-energy weak interactions in the standard model (SM).
doi: 10.1103/PhysRevC.104.025503
2020IV01 Nucl.Phys. B951, 114891 (2020) A.N.Ivanov, R.Hollwieser, N.I.Troitskaya, M.Wellenzohn, Ya.A.Berdnikov Precision analysis of pseudoscalar interactions in neutron beta decays RADIOACTIVITY ^{1}NN(β^{-}); analyzed available data; deduced the real and imaginary parts of the effective coupling constant.
doi: 10.1016/j.nuclphysb.2019.114891
2019IV01 Nucl.Phys. B938, 114 (2019) A.N.Ivanov, R.Hollwieser, N.I.Troitskaya, M.Wellenzohn, Ya.A.Berdnikov Neutron dark matter decays and correlation coefficients of neutron β^{-}-decays RADIOACTIVITY ^{1}NN(β^{-}); analyzed available data; deduced correlation coefficients of the neutron β-decays with polarized neutron, taking into account the contributions of scalar and tensor interactions beyond the SM with the Fierz interference, axial coupling constant, T_{1/2}.
doi: 10.1016/j.nuclphysb.2018.11.005
2018IV07 Phys.Rev. C 98, 035503 (2018) A.N.Ivanov, R.Hollwieser, N.I.Troitskaya, M.Wellenzohn, Ya.A.Berdnikov Tests of the standard model in neutron β decay with a polarized neutron and electron and an unpolarized proton RADIOACTIVITY ^{1}n(β^{-}); calculated scalar and tensor coupling constants of interactions in and beyond the Standard Model, and their contribution to half-life and the correlation coefficients of β^{-} energy and angular distribution, with polarized neutron and electron, and unpolarized proton, asymmetry of neutron-electron spin-spin correlations. Contributions of the G-odd correlations or those of the second-class hadronic currents. Relevance to precise analysis of neutron half-life.
doi: 10.1103/PhysRevC.98.035503
2017IV02 Phys.Rev. D 95, 033007 (2017) A.N.Ivanov, R.Hollwieser, N.I.Troitskaya, M.Wellenzohn, Ya.A.Berdnikov Precision theoretical analysis of neutron radiative beta decay RADIOACTIVITY ^{1}NN(β^{-}); calculated he rate and branching ratio of the neutron radiative β-decay with one real photon emission by taking into account the contributions of the weak magnetism and proton recoil. Comparison with available data.
doi: 10.1103/PhysRevD.95.033007
2017IV05 Phys.Rev. C 95, 055502 (2017); Erratum Phys.Rev. C 104, 069901 (2021) A.N.Ivanov, R.Hollwieser, N.I.Troitskaya, M.Wellenzohn, Ya.A.Berdnikov Precision analysis of electron energy spectrum and angular distribution of neutron β^{-} decay with polarized neutron and electron RADIOACTIVITY ^{1}n(β^{-}); calculated correlation coefficients of the electron energy spectrum, and angular distribution of the β^{-} decay of the neutron with polarized neutron and electron within the standard model (SM) with V-A weak interactions with contributions of weak magnetism and proton recoil to next-to-leading order.
doi: 10.1103/PhysRevC.95.055502
2014IV04 Phys.Rev. C 90, 034620 (2014) A.N.Ivanov, R.S.Hayano, R.Hollwieser, N.I.Troitskaya, M.Wellenzohn, Ya.A.Berdnikov β-decay rates of bare ^{108}Ag^{47+} and H-like ^{108}Ag^{46+} ions RADIOACTIVITY ^{108}Ag(β^{-}), (EC); calculated decay rates of the continuum-state, bound-state, and EC-decay rates for bare ^{108}Ag^{47+} and H-like ^{108}Ag^{46+} ions using standard theory of weak interactions of heavy ions. Comparison with experimental decay rates of neutral ^{108}Ag atoms.
doi: 10.1103/PhysRevC.90.034620
2014IV07 Phys.Rev. C 90, 064608 (2014); Pub.Note Phys.Rev. C 90, 069902 (2014) A.N.Ivanov, R.Hollwieser, M.Wellenzohn, N.I.Troitskaya, Ya.A.Berdnikov Internal bremsstrahlung of β decay of atomic ^{35}_{16}S RADIOACTIVITY ^{35}S(β^{-}); calculated energy spectra and the branching ratio of the internal bremsstrahlung (IB) by extending the classical electrodynamical analysis of the nuclear β decays to the quantum electrodynamical one. Comparison with experimental data.
doi: 10.1103/PhysRevC.90.064608
2013IV08 Phys.Rev. C 88, 055501 (2013) A.N.Ivanov, R.Hollwieser, N.I.Troitskaya, M.Wellenzohn, O.M.Zherebtsov, A.P.Serebrov Deficit of reactor antineutrinos at distances smaller than 100 m and inverse β decay NUCLEAR REACTIONS ^{1}H(ν, ne^{+}), E=2-8 MeV; calculated deficit of anti-neutrino flux at distances <100 m from reactor for neutron mean lifetimes of 885.7 s to 879.6 s, and axial coupling constants of -1.2694 and -1.2750, angular distribution, cross section for inverse β decay, radiative correction to order α/π AP 10^{-3}. RADIOACTIVITY ^{1}n(β^{-}); calculated antineutrino-energy spectrum to order α/π AP 10^{-3} including contributions of weak magnetism and proton recoil.
doi: 10.1103/PhysRevC.88.055501
2009FA10 Phys.Rev. C 80, 035503 (2009) M.Faber, A.N.Ivanov, V.A.Ivanova, J.Marton, M.Pitschmann, A.P.Serebrov, N.I.Troitskaya, M.Wellenzohn Continuum-state and bound-state β^{+}-decay rates of the neutron RADIOACTIVITY ^{1}n(β^{-}); calculated decay rates, the electron energy spectrum for the continuum-state decay mode, angular distributions of the decay probabilities for the continuum-state and bound-state decay modes, and the dependence of the CKM matrix element on the lifetime of the neutron and the axial coupling constant g_{A}. Comparison of calculated correlation coefficients of the energy spectrum of the continuum-state β decay with experimental data.
doi: 10.1103/PhysRevC.80.035503
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