NSR Query Results
Output year order : Descending NSR database version of April 29, 2024. Search: Author = S.A.Ghinescu Found 8 matches. 2024NI06 Universe 10, 98 (2024) O.Nitescu, S.Ghinescu, S.Stoica, F.Simkovic A Systematic Study of Two-Neutrino Double Electron Capture RADIOACTIVITY 36Ar, 40Ca, 50Cr, 54Fe, 58Ni, 64Zn, 74Se, 78Kr, 84Sr, 92Mo, 96Ru, 102Pd, 106,108Cd, 112Sn, 120Te, 124,126Xe, 130,132Ba, 136,138Ce, 144Sm, 152Gd, 156,158Dy, 162,164Er, 168Yb, 174Hf, 180W, 184Os, 190Pt, 196Hg(2EC); calculated phase factors for all two-neutrino double electron capture processes with the Dirac–Hartree–Fock–Slater self-consistent method. Comparison with available data.
doi: 10.3390/universe10020098
2022DE06 Phys.Rev. C 105, L031301 (2022) Two-proton emission systematics RADIOACTIVITY 6Be, 8C, 10N, 12O, 19Mg, 28Cl, 32K, 45Fe, 48Ni, 52Cu, 54Zn, 57Ga, 67Kr(2p); analyzed available theoretical and experimental data on 2p-decay, Q-values, decay widths, Coulomb parameter, reduced radius, fragmentation potential; deduced correlations between decay parameters, linear correlation between the logarithm of the reduced width and pairing gap, influence of the quadrupole deformation on the decay probability.
doi: 10.1103/PhysRevC.105.L031301
2022GH06 Phys.Rev. C 106, 034602 (2022) Semimicroscopic model of two-proton emission RADIOACTIVITY 19Mg, 45Fe, 54Zn(2p); calculated potential matrix as function of the hyper-radius, Sommerfeld parameters as function of the hyper-radius, wave function components, decay widths as functions of proton-proton interaction strength, hyper-sphere radius and Q values, partial decay widths. Semimicroscopic model in hyperspherical coordinates for the two-proton emission process, with assumed emission of protons from a paired state, and between the ground states of the parent and daughter nuclei. Relevance to investigation of proton-proton potential inside the nuclear medium as well as far away from it.
doi: 10.1103/PhysRevC.106.034602
2021GH08 J.Phys.(London) G48, 105108 (2021) Semiclassical propagator approach for emission processes from deformed nuclei NUCLEAR STRUCTURE 234Th, 238U; calculated realistic alpha-daughter double-folding potential radius, wave functions; deduced α-decay systematics and fine structure, deformation and spectroscopic factors.
doi: 10.1088/1361-6471/ac22f5
2021NI02 Phys.Rev. D 103, L031701 (2021) O.V.Nitescu, S.A.Ghinescu, M.Mirea, S.Stoica Probing Lorentz violation in 2νββ using single electron spectra and angular correlations RADIOACTIVITY 100Mo(2β-); calculated Lorentz invariance violation (LIV) in the summed energy spectra of electrons.
doi: 10.1103/PhysRevD.103.L031701
2020GH03 Phys.Rev. C 101, 044304 (2020) Coupled-channels analysis of the α decay in strong electromagnetic fields RADIOACTIVITY 212Po(α); calculated radial components of the Fourier transform, quadrupole deformation of the nuclear barrier, angular distributions of emitted particles and decay widths, α-clustering under the influence of monochromatic strong laser electromagnetic field. Coupled-channel formalism, by analyzing the Fourier components of the time-dependent α-core realistic potential in the Henneberger representation.
doi: 10.1103/PhysRevC.101.044304
2020NI07 J.Phys.(London) G47, 055112 (2020) O.Nitescu, S.Ghinescu, S.Stoica Lorentz violation effects in νββ decay RADIOACTIVITY 48Ca, 76Ge, 82Se, 100Mo, 110Pd, 116Cd, 130Te, 136Xe(2β-); calculated phase space factors, summed energy spectra of electrons, Lorentz invariance violation (LIV) effects. Comparison with available data.
doi: 10.1088/1361-6471/ab7e8c
2017DE33 Phys.Rev.Lett. 119, 202501 (2017) Geiger-Nuttall Law for Nuclei in Strong Electromagnetic Fields NUCLEAR STRUCTURE 232Pu; calculated logarithm of penetrability for various quadrupole deformations.
doi: 10.1103/PhysRevLett.119.202501
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