NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = P.Vesely Found 34 matches. 2023BY03 Phys.Rev. C 108, 024615 (2023) P.Bydzovsky, D.Denisova, D.Petrellis, D.Skoupil, P.Vesely, G.De Gregorio, F.Knapp, N.Lo Iudice Self-consistent many-body approach to the electroproduction of hypernuclei NUCLEAR REACTIONS 12C(e, eK+)12B, 16O(e, eK+)16N, 40Ca(e, eK+)40K, 48Ca(e, eK+)48K, E*<31 MeV; calculated differential σ(θ) for hypernuclei electroproduction, excitation spectrum, σ of electroproduction for selected hypernucleus states. Microscopic self-consistent many-body mean field approach, known as Tamm-Dancoff for hypernuclei extended by equation of motion phonon method (EMPM). Comparison to available experimental data and empirical shell-model calculations. Relevance to the preparation of planned E12-15-008 experiment at JLab. NUCLEAR STRUCTURE 12B, 16N, 28Al, 40K, 48K; calculated Λ binding energy for hypernuclei. 40K, 48K; calculated levels of hypernuclei, J, π, proton and Λ single particle states. Tamm-Dancoff formalism with the NF YNG interaction and elementary amplitudes - SLA and BS3.
doi: 10.1103/PhysRevC.108.024615
2023DE21 Phys.Rev. C 108, 024316 (2023) G.De Gregorio, F.Knapp, P.Vesely, N.Lo Iudice Survey of the 8He properties within a microscopic multiphonon approach NUCLEAR STRUCTURE 8He; calculated levels, J, π, ground-state energy, proton and neutron radii, charge radii, proton and neutron single-particle energies, neutron and proton densities, B(E1) strength distribution, E1 isovector and isoscalar transition strengths, dipole polarizability, proton and neutron transition densities. Equation of motion phonon method (EMPM) which constructs and solves iteratively a set of equations of motion and yields states composed of an arbitrary number (n=2, 3, ...) of particle-hole (p-h) or two-quasiparticle Tamm-Dancoff (TD) phonons. Comparison to available experimental data. NUCLEAR REACTIONS 8He(γ, X), E<40 MeV; calculated E1 σ(E).
doi: 10.1103/PhysRevC.108.024316
2023KN01 Phys.Rev. C 107, 014305 (2023) F.Knapp, P.Papakonstantinou, P.Vesely, G.De Gregorio, J.Herko, N.Lo Iudice Comparative analysis of formalisms and performances of three different beyond-mean-field approaches NUCLEAR STRUCTURE 40Ca; calculated E1 and E2 responses, B(E1) and B(E2) distributions. 16O, 40,48Ca; calculated isovector and isoscalar E1 (dipole) strength functions, E2 (quadrupole) strength functions, E3 (octupole) strength functions, monopole strength function, energy weighted running sums of strength functions. Calculations using equation of motion phonon method (EMPM), second Tamm-Dancoff and random-phase approximations (STDA and SRPA).
doi: 10.1103/PhysRevC.107.014305
2022BY02 Phys.Rev. C 106, 044609 (2022) P.Bydzovsky, D.Denisova, D.Skoupil, P.Vesely Fermi motion effects in electroproduction of hypernuclei NUCLEAR REACTIONS 12C(e, eK+)12B, Q2=0.06(GeV/c)2; calculated full electroproduction σ(θ) for the selected states of 12B hypernuclei, contributions from the transverse, longitudinal, and transverse-longitudinal interference parts to the full σ. Distorted-wave impulse approximation (DWIA) with two-component Chew-Goldberger-Low-Nambu-like (CGLN-like) form of the elementary amplitude which allows its use in a general reference frame moving with respect to the nucleus rest frame. Comparison with experimental results for 12B, 9Li, 16N hypernuclei electroproduction.
doi: 10.1103/PhysRevC.106.044609
2022DE04 Phys.Rev. C 105, 024326 (2022) G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely Spectroscopic properties of 4He within a multiphonon approach NUCLEAR STRUCTURE 4He; calculated levels, J, π, charge radii, ground state energy, B(E1) distribution. Equation of motion phonon method (EMPM). Comparison to experimental data. NUCLEAR REACTIONS 4He(γ, X), E=18-48 MeV; calculated σ of Giant Dipole Resonance excitation. Equation of motion phonon method (EMPM) calculations performed with up to 3 phonons. Comparison to experimental data.
doi: 10.1103/PhysRevC.105.024326
2021DE30 Phys.Lett. B 821, 136636 (2021) G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely Removal of the center of mass in nuclei and its effects on 4He NUCLEAR STRUCTURE 4He; calculated excitation energies, J, π, n-phonon compositions, B(E1) using an equation of motion method for solving the nuclear eigenvalue problem.
doi: 10.1016/j.physletb.2021.136636
2020DE03 Phys.Rev. C 101, 024308 (2020) G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely Proper treatment of the Pauli principle in mirror nuclei within the microscopic particle(hole)-phonon scheme NUCLEAR STRUCTURE 15,17O, 15N, 17F, 39Ca, 39K; calculated levels, J, π, magnetic dipole and electric quadrupole moments, log ft values for β decays, B(M1), B(E1), B(E2), B(E3) using the space spanned by states composed of a particle (hole) coupled to Tamm-Dancoff approximation (TDA) phonons with NNLOsat chiral potential, and with and without the proton-neutron potential. Comparison with experimental data.
doi: 10.1103/PhysRevC.101.024308
2020PO04 Acta Phys.Pol. B51, 617 (2020) J.Pokorny, G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely Effect of Λ Particle Phonon Coupling on the Energy Spectra of 5ΛHe and 17ΛO*
doi: 10.5506/APhysPolB.51.617
2019DE02 Phys.Rev. C 99, 014316 (2019) G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely Microscopic multiphonon approach to nuclei with a valence hole in the oxygen region NUCLEAR STRUCTURE 15,16,21,22O, 15,21N; calculated levels, J, π, B(E1), B(M1), B(E2), B(E3), magnetic moments, β-decay logft values, and pygmy and giant dipole resonance (GDR) cross sections, and Phonon composition of selected states using microscopic multiphonon equation of motion method (EMPM) for odd nuclei with a valence hole. Comparison with experimental data. RADIOACTIVITY 21N(β-); calculated logft and B(GT) using microscopic multiphonon equation of motion method (EMPM). Comparison with available experimental data.
doi: 10.1103/PhysRevC.99.014316
2019VE01 Phys.Scr. 94, 014006 (2019) P.Vesely, G.De Gregorio, J.Pokorny Effect of a realistic three-body force on the spectra of medium-mass hypernuclei NUCLEAR STRUCTURE 16,17O, 40,41Ca; calculated single-particle energies, radial density distributions, charge radii for regular and hypernuclei using NNN force.
doi: 10.1088/1402-4896/aaecfa
2018DE11 Phys.Rev. C 97, 034311 (2018) G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely Microscopic multiphonon approach to spectroscopy in the neutron-rich oxygen region NUCLEAR STRUCTURE 22,23O, 23F; calculated levels, J, π, phonon composition of the low-lying states, weights of two-phonon components, E1 reduced strength distributions, E1 cross section, transition densities for low-lying 1- states, isoscalar versus isovector B(E1), Hartree-Fock levels for 23O and 23F. Equation of motion phonon method (EMPM), Tamm-Dancoff approximation (TDA), and Hartree-Fock method. Comparison with experimental data. RADIOACTIVITY 23O(β-); calculated logft, B(GT) and B(F) strengths, using equation of motion phonon method (EMPM), Tamm-Dancoff approximation (TDA), and Hartree-Fock method. Comparison with experimental data.
doi: 10.1103/PhysRevC.97.034311
2017DE07 Phys.Rev. C 95, 024306 (2017) G.De Gregorio, J.Herko, F.Knapp, N.Lo Iudice, P.Vesely Ground-state correlations within a nonperturbative approach NUCLEAR STRUCTURE 4He, 16O, 40Ca; calculated ground-state energies, binding energies/nucleon, point proton radii, ground state correlations, two-phonon components of the ground state in 16O; investigated convergence properties versus the harmonic oscillator frequency and space dimensions. 4He, 16,24O, 34Si, 40,48Ca, 48,56,78Ni, 88Sr, 90Zr, 100,114,132Sn, 146Gd, 208Pb; calculated root-mean-square point proton radii, and compared with experimental values. Nonperturbative calculations using Hartree-Fock basis within an equation-of-motion phonon method with a nucleon-nucleon optimized chiral potential.
doi: 10.1103/PhysRevC.95.024306
2017DE08 Phys.Rev. C 95, 034327 (2017) G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely Low- and high-energy spectroscopy of 17O and 17F within a microscopic multiphonon approach NUCLEAR STRUCTURE 17O, 17F; calculated complete set of levels, J, π, phonon amplitudes for selected states, B(E1), B(E2), quadrupole moments, magnetic dipole moments, log ft value for β decay of 17F ground-state. 16,17O, 17F; calculated cross sections for pygmy and giant dipole resonances. Microscopic multiphonon equation of motion method for odd nuclei, using TammDancoff phonons. Comparison with experimental data.
doi: 10.1103/PhysRevC.95.034327
2017DE16 Phys.Scr. 92, 074003 (2017) G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely A microscopic multiphonon approach to even and odd nuclei NUCLEAR REACTIONS 132Sn, 208Pb, 16,17O, 17F(γ, X), E not given; calculated electric dipole σ. Comparison with experimental data.
doi: 10.1088/1402-4896/aa6fa2
2016DE10 Phys.Rev. C 93, 044314 (2016) G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely Self-consistent quasiparticle formulation of a multiphonon method and its application to the neutron-rich 20O nucleus NUCLEAR STRUCTURE 20O; calculated energy levels, J, π, B(E2), B(E1), E1 cross section, pygmy and giant dipole resonances, 2-qp compositions of the first 2+ state, and two 1- TDA phonons. Bogoliubov quasiparticle formulation of an equation-of-motion multiphonon method (EMPM) with phonons obtained in Tamm-Dancoff approximation (TDA). Comparison with experimental values.
doi: 10.1103/PhysRevC.93.044314
2016DE38 Phys.Rev. C 94, 061301 (2016) G.De Gregorio, F.Knapp, N.Lo Iudice, P.Vesely Microscopic multiphonon method for odd nuclei and its application to 17O NUCLEAR STRUCTURE 17O; calculated energy levels, J, π, B(E2), electric quadrupole moment, magnetic dipole moment, pygmy and giant dipole resonance cross sections. New equation of motion phonon method for odd-A nuclei. Comparison with experimental data.
doi: 10.1103/PhysRevC.94.061301
2016VE02 Nucl.Phys. A954, 260 (2016) P.Vesely, E.Hiyama, J.Hrtankova, J.Mares Sensitivity of Λ single-particle energies to the ΛN spin-orbit coupling and to nuclear core structure in p-shell and sd-shell hypernuclei NUCLEAR STRUCTURE 12C, 16O, 20Ne, 28Si, 40Ca; calculated gs charge rms radius. Compared with published calculations using RMF and with data. 13C, 17O, 21Ne, 29Si, 41Ca; calculated Λ hypernuclei Λ single-particle energy, energy splitting with symmetric and anti-symmetric spin-orbit terms to the energy splitting; deduced contribution of spin-orbit term. Compared with RMF calculations and data. Mean-field model based on realistic two-body baryon interactions.
doi: 10.1016/j.nuclphysa.2016.05.013
2015KN01 Phys.Rev. C 92, 054315 (2015) F.Knapp, N.Lo Iudice, P.Vesely, F.Andreozzi, G.De Gregorio, A.Porrino Dipole response in 208Pb within a self-consistent multiphonon approach NUCLEAR STRUCTURE 208Pb; calculated pygmy and giant-dipole resonance cross sections, energy levels, B(E1), neutron skin radius using self-consistent multiphonon, equation of motion phonon method (EMPM). Comparison with experimental data.
doi: 10.1103/PhysRevC.92.054315
2014AL04 Phys.Rev. C 89, 024308 (2014) W.Almosly, B.G.Carlsson, J.Dobaczewski, J.Suhonen, J.Toivanen, P.Vesely, E.Ydrefors Charged-current neutrino and antineutrino scattering off 116Cd described by Skyrme forces NUCLEAR REACTIONS 116Cd(ν, ν), (ν-bar, ν-bar), E=5-80 MeV; calculated charged-current σ(E). 116Cd(ν, e-)116In, 116Cd(ν, e+)116Ag, E=5-80 MeV; calculated β strengths for Gamow-Teller transitions, positions of major and minor satellites of Gamow-Teller giant resonances, normalized averaged differential cross sections, IAS in 116In. Quasiparticle random-phase approximation in charge-changing mode (pnQRPA) using ten different Skyrme interactions, and parameterize Fermi-Dirac distributions of electron-neutrino and electron-antineutrino energies. Comparison with calculations using locally adjusted Bonn potential.
doi: 10.1103/PhysRevC.89.024308
2014BI01 J.Phys.(London) G41, 025109 (2014) D.Bianco, F.Knapp, N.Lo Iudice, P.Vesely, F.Andreozzi, G.De Gregorio, A.Porrino A self-consistent study of multipole response in neutron-rich nuclei using a modified realistic potential NUCLEAR STRUCTURE 16,18,20,22O, 116,124,130,132Sn; calculated neutron single-particle spectra, B(E1), strength functions. HFB, comparison with available data.
doi: 10.1088/0954-3899/41/2/025109
2014KN01 Phys.Rev. C 90, 014310 (2014) F.Knapp, N.Lo Iudice, P.Vesely, F.Andreozzi, G.De Gregorio, A.Porrino Dipole response in 132Sn within a self-consistent multiphonon approach NUCLEAR STRUCTURE 132Sn; calculated neutron and proton single-particle levels, pygmy resonances, dipole response, isovector and isoscalar E1 strengths, neutron particle-hole phonon composition, E1 transition density; strength fragmentation enhanced. Equation of motion phonon method and Tamm-Dancoff approximation with Hartree-Fock basis. Comparison with experimental results.
doi: 10.1103/PhysRevC.90.014310
2012BI12 Phys.Rev. C 86, 044327 (2012) D.Bianco, F.Knapp, N.Lo Iudice, F.Andreozzi, A.Porrino, P.Vesely Electric dipole response in 208Pb within a new microscopic multiphonon approach NUCLEAR STRUCTURE 208Pb; calculated dipole resonances, E1 σ(ω), B(E1) for giant and pygmy dipole resonances (GDR and PDR) using the microscopic multiphonon approach with a new equation of motion phonon method. Comparison with experimental data.
doi: 10.1103/PhysRevC.86.044327
2012LO17 J.Phys.:Conf.Ser. 366, 012031 (2012) N.Lo Iudice, D.Bianco, F.Knapp, F.Andreozzi, A.Porrino, P.Vesely Multiphonon Approaches to Complex Spectroscopy
doi: 10.1088/1742-6596/366/1/012031
2012VE05 Phys.Rev. C 86, 024303 (2012) P.Vesely, J.Toivanen, B.G.Carlsson, J.Dobaczewski, N.Michel, A.Pastore Giant monopole resonances and nuclear incompressibilities studied for the zero-range and separable pairing interactions NUCLEAR STRUCTURE Z=8, 20, 28, 50, 82, A=18-262; N=8, 20, 28, 50, 82, 126, A=18-222; Z=50, A=96-172; Z=82, A=166-262; calculated neutron and proton pairing gaps, and incompressibility using SLy4 and UNEDF0 functionals, and zero-range separable pairing force. 112Sn; calculated QRPA monopole strength function for GMR. Quasiparticle random phase approximation (QPRA) on top of spherical Hartree-Fock-Bogoliubov solutions with iterative Arnoldi method. Comparison with experimental data. Influence of zero-range and separable pairing forces on monopole strengths.
doi: 10.1103/PhysRevC.86.024303
2011KV02 Phys.Rev. C 84, 034303 (2011) J.Kvasil, V.O.Nesterenko, W.Kleinig, P.-G.Reinhard, P.Vesely General treatment of vortical, toroidal, and compression modes NUCLEAR STRUCTURE 208Pb; calculated isoscalar and isovector vortical, toroidal, and compression 1- dipole resonances. Density functional theory with Skyrme force SLy6. Comparison with experimental data.
doi: 10.1103/PhysRevC.84.034303
2010NE04 Int.J.Mod.Phys. E19, 558 (2010) V.O.Nesterenko, J.Kvasil, P.Vesely, W.Kleinig, P.-G.Reinhard Skyrme-random-phase-approximation description of spin-flip and orbital M1 giant resonances NUCLEAR STRUCTURE 142,144,146,148,150,152Nd; calculated spin-flip and orbital M1 strength functions; deduced appearance of scissors mode. Self-consistent separable random-phase-approximation model (SRPA).
doi: 10.1142/S0218301310014972
2010TO02 Phys.Rev. C 81, 034312 (2010) J.Toivanen, B.G.Carlsson, J.Dobaczewski, K.Mizuyama, R.R.Rodriguez-Guzman, P.Toivanen, P.Vesely Linear response strength functions with iterative Arnoldi diagonalization NUCLEAR STRUCTURE 132Sn; calculated 0+, 1- and 2+ RPA strength functions for isoscalar (IS) and isovector (IV) transitions using iterative non-Hermitian Arnoldi diagonalization procedures.
doi: 10.1103/PhysRevC.81.034312
2009KV01 Int.J.Mod.Phys. E18, 975 (2009) J.Kvasil, P.Vesely, V.O.Nesterenko, W.Kleinig, P.-G.Reinhard, S.Frauendorf Skyrme-random-phase-approximation description of E1 strength in 92-100Mo NUCLEAR STRUCTURE 92,94,96,98,100Mo; calculated mass excess using Skyrme forces. NUCLEAR REACTIONS 92,98,100Mo(γ, γ'), (γ, p), (γ, xn), E=5-30 MeV; calculated σ using self-consistent RPA with Skyrme forces. Compared to data.
doi: 10.1142/S0218301309013129
2009VE07 Phys.Rev. C 80, 031302 (2009) P.Vesely, J.Kvasil, V.O.Nesterenko, W.Kleinig, P.-G.Reinhard, V.Yu.Ponomarev Skyrme random-phase-approximation description of spin-flip M1 giant resonance NUCLEAR STRUCTURE 48Ca, 158Gd, 208Pb, 238U; calculated spin-flip M1 giant resonance energies and strength distributions using random-phase approximation (RPA) calculations and Skyrme energy functionals with a set of eight Skyrme parametrizations. Comparison with experimental data.
doi: 10.1103/PhysRevC.80.031302
2008KL03 Phys.Rev. C 78, 044313 (2008) W.Kleinig, V.O.Nesterenko, J.Kvasil, P.-G.Reinhard, P.Vesely Description of the dipole giant resonance in heavy and superheavy nuclei within Skyrme random-phase approximation NUCLEAR STRUCTURE 156,160Gd, 166,168Er, 176,178,180Hf, 182,184,186W, 170,172,174,176Yb, 186,188,190,192Os, 232Th, 234,236,238U, 242,248,254,262,270No, 264,274,284,294,304Fl, 280,288,294,304,312120; calculated isovector giant dipole resonance strengths, energies and widths. Skyrme random-phase approximation. Comparison with experimental data.
doi: 10.1103/PhysRevC.78.044313
2008NE05 Int.J.Mod.Phys. E17, 89 (2008) V.O.Nesterenko, W.Kleinig, J.Kvasil, P.Vesely, P.-G.Reinhard TDDFT with Skyrme forces: effect of time-odd densities on electric giant resonances NUCLEAR STRUCTURE 134,136,138,140,142,144,146,148,150,152,154,156,158Nd; calculated isovector E1, isoscalar E2 giant resonance strengths using the Skyrme forces. Comparisons with experimental data.
doi: 10.1142/S0218301308009586
2007KV04 Phys.Atomic Nuclei 70, 1386 (2007) J.Kvasil, R.G.Nazmitdinov, A.S.Sitdikov, P.Vesely Octupole excitations at high spins in A ∼ 160 nuclei NUCLEAR STRUCTURE 162Yb; calculated kinematic and dynamic moments of inertia, lowest quasineutron and quasiproton energies, and B(E1), B(E2), B(E3) from lowest one-phonon states using cranked Nilsson model and RPA.
doi: 10.1134/S106377880708011X
2007NE04 Int.J.Mod.Phys. E16, 624 (2007) V.O.Nesterenko, W.Kleinig, J.Kvasil, P.Vesely, P.-G.Reinhard Giant dipole resonance in deformed nuclei: dependence on Skyrme forces NUCLEAR STRUCTURE 150Nd, 238U; calculated GDR strength distributions. Separable RPA method, four Skyrme forces compared.
doi: 10.1142/S0218301307006071
2006NE10 Phys.Rev.C 74, 064306 (2006) V.O.Nesterenko, W.Kleinig, J.Kvasil, P.Vesely, P.-G.Reinhard, D.S.Dolci Self-consistent separable random-phase approximation for Skyrme forces: Giant resonances in axial nuclei NUCLEAR STRUCTURE 154Sm, 238U, 254No; calculated GDR and GQR strength distributions, related features. Self-consistent separable RPA.
doi: 10.1103/PhysRevC.74.064306
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