NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = N.Barnea Found 85 matches. 2023BA26 Phys.Lett. B 844, 138078 (2023) M.Bagnarol, M.Schafer, B.Bazak, N.Barnea Five-body calculation of s-wave n-4He scattering at next-to-leading order pionless effective field theory NUCLEAR REACTIONS 4He(n, n), E<6 MeV; calculated five-body s-wave scattering within leading order and next-to-leading order (NLO) pionless effective field theory using an harmonic oscillator trap technique, phase shifts, scattering length and effective range. Comparison with experimental data.
doi: 10.1016/j.physletb.2023.138078
2023BE07 Phys.Rev. C 107, 064306 (2023) Nuclear short-range correlations and the zero-energy eigenstates of the Schrodinger equation
doi: 10.1103/PhysRevC.107.064306
2023KE04 Phys.Rev.Lett. 130, 152502 (2023) S.Kegel, P.Achenbach, S.Bacca, N.Barnea, J.Bericic, D.Bosnar, L.Correa, M.O.Distler, A.Esser, H.Fonvieille, I.Friscic, M.Heilig, P.Herrmann, M.Hoek, P.Klag, T.Kolar, W.Leidemann, H.Merkel, M.Mihovilovic, J.Muller, U.Muller, G.Orlandini, J.Pochodzalla, B.S.Schlimme, M.Schoth, F.Schulz, C.Sfienti, S.Sirca, R.Spreckels, Y.Stottinger, M.Thiel, A.Tyukin, T.Walcher, A.Weber Measurement of the α-Particle Monopole Transition Form Factor Challenges Theory: A Low-Energy Puzzle for Nuclear Forces? NUCLEAR REACTIONS 4He(e-, e-'), E=450, 690, 795 MeV; measured reaction products; deduced missing mass spectrum, monopole transition form factor, resonance parameters, modern nuclear forces, including those derived within chiral effective field theory fail to reproduce the excitation of the α particle. The Mainz Microtron MAMI.
doi: 10.1103/PhysRevLett.130.152502
2022AK02 Phys.Rev. C 105, 024301 (2022) K.Akdogan, D.Layh, I.Weinberger, J.Simonis, N.Barnea, S.Bacca Removing center of mass effects in response function and sum rule calculations based on the harmonic oscillator basis
doi: 10.1103/PhysRevC.105.024301
2022SC02 Phys.Rev. C 105, 015202 (2022) M.Schafer, B.Bazak, N.Barnea, A.Gal, J.Mares Consequences of increased hypertriton binding for s-shell Λ-hypernuclear systems NUCLEAR STRUCTURE 3,5H; analyzed spin-singlet and spin-triplet scattering lengths for 3H hypernucleus from Λp data, binding energies for 3H and 5H hypernuclei for several different interaction strengths, ratio of the hypertriton excited state lifetime to the free Λ lifetime. Pionless effective field theory (EFT) approach at leading order for s-shell hypernuclei, constrained by the binding energies of the 0+ and 1+ states of 4H hypernucleus. Comparison with experimental binding energies from emulsion data, and from STAR collaboration. Relevance to anticipated measurements of the Λd correlation function at ALICE2CERN and new experiments at MAMI and J-PARC, JLAB, and ELPH facilities for more precise determination of binding energy of hypertriton, and its excited state.
doi: 10.1103/PhysRevC.105.015202
2022SC09 Phys.Rev. C 106, L031001 (2022) In-medium Λ isospin impurity from charge symmetry breaking in the 4ΛH-4ΛHe mirror hypernuclei NUCLEAR STRUCTURE 4H, 4He; calculated charge symmetry breaking in the mirror hypernuclei, I = 1 admixture amplitude in the Λ hyperon, charge symmetry broken values of the ΛN scattering lengths. Pionless effective field theory using partially conserved baryon-baryon SU(3) flavor symmetry.
doi: 10.1103/PhysRevC.106.L031001
2021BA02 Nucl.Phys. A1006, 122112 (2021) On the width of the K-D atom ground state ATOMIC PHYSICS 2H; calculated g.s. widths for K-D atom. Comparison with available data.
doi: 10.1016/j.nuclphysa.2020.122112
2021SC07 Phys.Rev. C 103, 025204 (2021) M.Schafer, B.Bazak, N.Barnea, J.Mares Nature of the Λnn (Jπ = 1/2+, I=1) and 3ΛH*(Jπ = 3/2+, I=0) states NUCLEAR STRUCTURE 3n, 3H; calculated energies of the bound states of Λnn and 3ΛH hyper nuclei, real and imaginary parts of the resonance energies and virtual states, trajectories of the nn resonance pole in a complex energy plane. 4H, 5He; calculated separation energies of hypernuclei. Pionless effective field theory at leading order, and stochastic variational method (SVM).
doi: 10.1103/PhysRevC.103.025204
2021WE05 Phys.Rev. C 103, L031301 (2021) R.Weiss, A.W.Denniston, J.R.Pybus, O.Hen, E.Piasetzky, A.Schmidt, L.B.Weinstein, N.Barnea Extracting the number of short-range correlated nucleon pairs from inclusive electron scattering data NUCLEAR REACTIONS 2H, 4He(e-, e-'), E at 50, 100, 150 MeV/c; calculated σ(E), σ(4He)/σ(d) ratio; deduced GCF parameter confidence intervals. 40,48Ca(e-, e-'), E not given; analyzed recent measurements of a2; deduced relative abundances of short-range correlated (SRC) nucleon pairs. Generalized contact formalism (GCF) with several nuclear interaction mode. Comparison with experimental data.
doi: 10.1103/PhysRevC.103.L031301
2020EL06 Phys.Rev. C 102, 044003 (2020) Extrapolating lattice QCD results using effective field theory NUCLEAR STRUCTURE 2n, 2,3H, 4He; calculated binding energies as function of lattice size using pionless effective field theory; extrapolated the lattice results from finite to infinite volumes using nuclear effective field theory (EFT). Comparison with results of NPLQCD collaboration for pion mass of 806 MeV.
doi: 10.1103/PhysRevC.102.044003
2020PY01 Phys.Lett. B 805, 135429 (2020) J.R.Pybus, I.Korover, R.Weiss, A.Schmidt, N.Barnea, D.W.Higinbotham, E.Piasetzky, M.Strikman, L.B.Weinstein, O.Hen Generalized contact formalism analysis of the 4He(e, e'pN) reaction NUCLEAR REACTIONS 4He(e-, X), E not given; analyzed available data; deduced that kinematic distributions, such as the reconstructed pair opening angle, recoil neutron momentum distribution, and pair center of mass motion, as well as the measured missing energy, missing mass distributions, are all well reproduced by the Generalized Contact Formalism (GCF) calculations.
doi: 10.1016/j.physletb.2020.135429
2019DI06 Phys.Rev. C 99, 034004 (2019) N.N.Dinur, O.J.Hernandez, S.Bacca, N.Barnea, C.Ji, S.Pastore, M.Piarulli, R.B.Wiringa Zemach moments and radii of 2, 3H and 3, 4He NUCLEAR STRUCTURE 2,3H, 3,4He; calculated Zemach electromagnetic moments, charge radii, ground-state wave-functions using various few-body methods, such as Numerov algorithm or the harmonic oscillator expansion method for A=2 nuclei, and Monte Carlo (VMC) and Green's function Monte Carlo (GFMC) methods, with hyperspherical harmonics (HH) expansions and momentum-space formulation (HH-p), and the effective interaction scheme in coordinate space (EIHH). Comparison with experimental values. Benchmarking of electromagnetic moments relevant to ongoing experimental efforts of muon-nucleus systems, and to muonic atom data measured by the CREMA collaboration at the Paul Scherrer Institute.
doi: 10.1103/PhysRevC.99.034004
2019HE18 Phys.Rev. C 100, 064315 (2019) O.J.Hernandez, C.Ji, S.Bacca, N.Barnea Probing uncertainties of nuclear structure corrections in light muonic atoms
doi: 10.1103/PhysRevC.100.064315
2018CO11 Phys.Rev.Lett. 121, 102502 (2018) Resolving the Λ Hypernuclear Overbinding Problem in Pionless Effective Field Theory NUCLEAR STRUCTURE 3,4H, 4,5He; calculated ground-state separation energies and excitation energies of s-shell hypernuclei.
doi: 10.1103/PhysRevLett.121.102502
2018HE03 Phys.Lett. B 778, 377 (2018) O.J.Hernandez, A.Ekstrom, N.N.Dinur, C.Ji, S.Bacca, N.Barnea The deuteron-radius puzzle is alive: A new analysis of nuclear structure uncertainties NUCLEAR STRUCTURE 2H; analyzed available data; deduced discrepancy between the calculated and the corresponding experimental deuteron radii.
doi: 10.1016/j.physletb.2018.01.043
2018JI05 J.Phys.(London) G45, 093002 (2018) C.Ji, S.Bacca, N.Barnea, O.J.Hernandez, N.N.Dinur Ab initio calculation of nuclear-structure corrections in muonic atoms NUCLEAR REACTIONS 1,2,3H, 3,4He(μ, X), E not given; calculated nuclear-structure corrections to the Lamb shift energy of muonic atoms.
doi: 10.1088/1361-6471/aad3eb
2017BA44 Nucl.Phys. A968, 35 (2017) Onset of η-meson binding in the He isotopes NUCLEAR STRUCTURE 2,3H, 3,4He; calculated η-meson binding energy, Q using few-body stochastic variational method calculations with ηN potentials derived from coupled-channel models of the N*(1535) resonance and different NN central potentials. Compared with results of ηNNN and ηNNNN pionless effective field theory.
doi: 10.1016/j.nuclphysa.2017.07.021
2017GA27 Acta Phys.Pol. B48, 1781 (2017) A.Gal, N.Barnea, B.Bazak, E.Friedman Onset of η-Nuclear Binding NUCLEAR STRUCTURE 3,4He; calculated η-nuclear binding, Q of η-hypernuclei using energy-dependent η-nucleon potential.
doi: 10.5506/APhysPolB.48.1781
2017KI06 Phys.Rev. C 96, 024001 (2017) J.Kirscher, E.Pazy, J.Drachman, N.Barnea Electromagnetic characteristics of A ≤ 3 physical and lattice nuclei NUCLEAR STRUCTURE 3He, 2,3H; analyzed pion-mass dependence of magnetic moments, charge radii, and magnetic polarizabilities using pionless effective field theory (EFT) to experimental data and numerical lattice calculations.
doi: 10.1103/PhysRevC.96.024001
2017WE13 Phys.Rev. C 96, 041303 (2017) Contact formalism for coupled channels
doi: 10.1103/PhysRevC.96.041303
2016HA27 Nat.Phys. 12, 186 (2016) G.Hagen, A.Ekstrom, C.Forssen, G.R.Jansen, W.Nazarewicz, T.Papenbrock, K.A.Wendt, S.Bacca, N.Barnea, B.Carlsson, C.Drischler, K.Hebeler, M.Hjorth-Jensen, M.Miorelli, G.Orlandini, A.Schwenk, J.Simonis Neutron and weak-charge distributions of the 48Ca nucleus NUCLEAR STRUCTURE 48Ca; calculated neutron skin parameters, radii. Ab initio calculations.
doi: 10.1038/nphys3529
2016MI19 Phys.Rev. C 94, 034317 (2016) M.Miorelli, S.Bacca, N.Barnea, G.Hagen, G.R.Jansen, G.Orlandini, T.Papenbrock Electric dipole polarizability from first principles calculations NUCLEAR STRUCTURE 4He, 16,22O, 40Ca; calculated electric dipole polarizability, photoabsorption response functions. Coupled-cluster method with bound-state techniques, and using different interactions from chiral effective field theory. Comparison with experimental data. Relevance to radii of proton and neutron distributions.
doi: 10.1103/PhysRevC.94.034317
2016WE05 Eur.Phys.J. A 52, 92 (2016) The generalized nuclear contact and its application to the photoabsorption cross-section
doi: 10.1140/epja/i2016-16092-3
2015BA05 Phys.Rev.Lett. 114, 052501 (2015) N.Barnea, L.Contessi, D.Gazit, F.Pederiva, U.van Kolck Effective Field Theory for Lattice Nuclei NUCLEAR STRUCTURE 3H, 3,4,5He, 5,6Li; calculated binding energies. Comparison with available data.
doi: 10.1103/PhysRevLett.114.052501
2015BA08 Phys.Rev. C 91, 024303 (2015) S.Bacca, N.Barnea, W.Leidemann, G.Orlandini Examination of the first excited state of 4He as a potential breathing mode NUCLEAR STRUCTURE 4He; calculated inelastic isoscalar monopole (InISM) strength distribution within a few-body ab initio approach, energy of the excited 0+ state, transition density between the ground state and the 0+ resonance state, transition form factor, q-dependence and sum rule. Lorentz integral transform and hyperspherical harmonics expansion. Focus on 0+ resonance. Discussed breathing mode.
doi: 10.1103/PhysRevC.91.024303
2015KI10 Phys.Rev. C 92, 054002 (2015) J.Kirscher, N.Barnea, D.Gazit, F.Pederiva, U.van Kolck Spectra and scattering of light lattice nuclei from effective field theory
doi: 10.1103/PhysRevC.92.054002
2015WE02 Phys.Rev.Lett. 114, 012501 (2015) Nuclear Neutron-Proton Contact and the Photoabsorption Cross Section
doi: 10.1103/PhysRevLett.114.012501
2015WE15 Phys.Rev. C 92, 054311 (2015) Generalized nuclear contacts and momentum distributions NUCLEAR STRUCTURE 4,6,8He, 6Li, 8Be, 10B; calculated matrix of contacts for particle pairs pp, nn, and pn; derived relations between the contact matrices and one-nucleon and two-nucleon momentum distributions, Levinger's constant, short-range correlations (SRCs). Generalization of contact formalism to nuclear systems. Tan's relations for the zero range model.
doi: 10.1103/PhysRevC.92.054311
2014BA38 Few-Body Systems 55, 851 (2014) Log-Periodic Oscillations in the Photo Response of Efimov Trimers
doi: 10.1007/s00601-014-0879-2
2014BA40 Few-Body Systems 55, 1051 (2014) N.Barnea, V.Efros, W.Leidemann, G.Orlandini, E.Tomusiak Transverse (e, e') Response Functions for 4He NUCLEAR REACTIONS 4He(E, E'), E=500 MeV; calculated transverse response function parameters.
doi: 10.1007/s00601-014-0826-2
2014BA62 Phys.Rev. C 90, 064619 (2014) S.Bacca, N.Barnea, G.Hagen, M.Miorelli, G.Orlandini, T.Papenbrock Giant and pigmy dipole resonances in 4He, 16, 22O, and 40Ca from chiral nucleon-nucleon interactions NUCLEAR REACTIONS 4He, 16,22O, 40Ca(γ, n), E not given; calculated dipole response functions using Lorentz integral transform combined with the CC method (LITCC), GDR and PDR, low-lying E1 strength in 22O, electric dipole polarizability in 40Ca. Comparison with experimental data.
doi: 10.1103/PhysRevC.90.064619
2014DE35 Few-Body Systems 55, 831 (2014) S.Deflorian, N.Barnea, W.Leidemann, G.Orlandini Nonsymmetrized Hyperspherical Harmonics with Realistic Potentials
doi: 10.1007/s00601-013-0781-3
2014DI06 Phys.Rev. C 89, 064317 (2014) N.N.Dinur, N.Barnea, C.Ji, S.Bacca Efficient method for evaluating energy-dependent sum rules NUCLEAR STRUCTURE 4He; calculated energy-dependent sum rule (EDSR) for unretarded E1 response. Comparison with other methods. Lorentz integral transform method and the Lanczos algorithm. Use in electroweak reactions.
doi: 10.1103/PhysRevC.89.064317
2014DI11 Few-Body Systems 55, 997 (2014) N.N.Dinur, N.Barnea, W.Leidemann Theoretical Study of the 4He(γ, p)3H and 4He(γ, n)3He Reactions NUCLEAR REACTIONS 4He(γ, p), (γ, n), E<40 MeV; calculated σ. ab initio methods.
doi: 10.1007/s00601-013-0754-6
2014JI11 Few-Body Systems 55, 917 (2014) C.Ji, N.N.Dinur, S.Bacca, N.Barnea Nuclear Polarization Effects in Muonic Atoms
doi: 10.1007/s00601-014-0809-3
2014OR05 Few-Body Systems 55, 907 (2014) G.Orlandini, S.Bacca, N.Barnea, G.Hagen, M.Miorelli, T.Papenbrock Coupling the Lorentz Integral Transform (LIT) and the Coupled Cluster (CC) Methods: A Way Towards Continuum Spectra of "Not-So-Few-Body" System NUCLEAR REACTIONS 16O, 40Ca(γ, X), E=10-20 MeV; analyzed available data; deduced resonance parameters for the giant dipole resonance. LIT and CC calculations.
doi: 10.1007/s00601-013-0772-4
2013BA04 Phys.Rev.Lett. 110, 042503 (2013) S.Bacca, N.Barnea, W.Leidemann, G.Orlandini Isoscalar Monopole Resonance of the Alpha Particle: A Prism to Nuclear Hamiltonians NUCLEAR STRUCTURE 3H, 3,4He; calculated ground-state energies with N3LO and N2LO, transition form factors. Ab initio study.
doi: 10.1103/PhysRevLett.110.042503
2013BA47 Phys.Rev.Lett. 111, 122502 (2013) S.Bacca, N.Barnea, G.Hagen, G.Orlandini, T.Papenbrock First Principles Description of the Giant Dipole Resonance in 16O NUCLEAR STRUCTURE 16O; calculated giant dipole resonance parameters, position and strength. Nucleon-nucleon interaction, comparison with available data.
doi: 10.1103/PhysRevLett.111.122502
2012BA41 Phys.Rev. C 86, 034321 (2012) Matter and charge radius of 6He in the hyperspherical-harmonics approach NUCLEAR STRUCTURE 4,6He; calculated binding energy, point-proton and matter radii using two-body low-momentum interactions based on chiral effective field theory (EFT) potentials. Discussed importance of three-nucleon forces. Comparison with experimental data.
doi: 10.1103/PhysRevC.86.034321
2012GO24 Phys.Rev. C 86, 064316 (2012) Nuclear electric polarizability of 6He NUCLEAR STRUCTURE 6He; calculated nuclear electric polarizability αE based on hyperspherical harmonics expansion with simple semirealistic potentials using six-body microscopic calculations. Correlation between αE and S(2n), αE and neutron skin radius. Comparison with polarizability for 4He. Disagreement of calculated αE for 6He halo nucleus with experimental data.
doi: 10.1103/PhysRevC.86.064316
2012LI15 Phys.Rev.Lett. 108, 112501 (2012) Quadrupole Response of a Weakly Bound Bosonic Trimer
doi: 10.1103/PhysRevLett.108.112501
2011BA50 J.Phys.:Conf.Ser. 312, 082011 (2011) S.Bacca, N.Barnea, W.Leidemann, G.Orlandini Three-nucleon forces effects in the electron scattering off 4He NUCLEAR REACTIONS 4He(e, e'), E at 50-, 100, 150, 200, 250, 300, 350 MeV/c; calculated longitudinal response function using full four-body continuum dynamics via Lorentz integral transform. Compared with data.
doi: 10.1088/1742-6596/312/4/082011
2011OR03 J.Phys.:Conf.Ser. 312, 092049 (2011) G.Orlandini, N.Barnea, W.Leidemann The effective interaction hyperspherical harmonics method for non-local potentials NUCLEAR STRUCTURE 6He, 6Li; calculated mass excess, binding energy using EIHH (effective interaction hyperspherical harmonics).
doi: 10.1088/1742-6596/312/9/092049
2010BA18 Phys.Rev. C 81, 064001 (2010) N.Barnea, W.Leidemann, G.Orlandini Hyperspherical effective interaction for nonlocal potentials NUCLEAR STRUCTURE 4,6He, 6Li; calculated rms radii, ground-state energy using effective interaction hyperspherical-harmonics model and an effective-field-theory nucleon-nucleon potential model (Idaho-N3LO).
doi: 10.1103/PhysRevC.81.064001
2009BA13 Phys.Rev.Lett. 102, 162501 (2009) S.Bacca, N.Barnea, W.Leidemann, G.Orlandini Role of the Final-State Interaction and Three-Body Force on the Longitudinal Response Function of 4He
doi: 10.1103/PhysRevLett.102.162501
2009BA54 Phys.Rev. C 80, 064001 (2009) S.Bacca, N.Barnea, W.Leidemann, G.Orlandini Search for three-nucleon force effects on the longitudinal response function of 4He NUCLEAR REACTIONS 4He(e, e'), E at 50-500 MeV/c; calculated longitudinal response functions, isovector and isoscalar multipole strength distribution, and Coulomb sum rule (CSR) using the Argonne V18 nucleon-nucleon interaction and three-nucleon force models. Comparison with experimental data.
doi: 10.1103/PhysRevC.80.064001
2009VA08 Phys.Rev. C 79, 065501 (2009) S.Vaintraub, N.Barnea, D.Gazit 6He β-decay rate and the suppression of the axial constant in nuclear matter RADIOACTIVITY 6He(β-); calculated decay rates, binding energies, rms matter radii, GT matrix element using chiral perturbation theory calculations. Wave functions derived from J-matrix inverse scattering nucleon-nucleon potential (JISP). Comparison with experimental data. 3H(β-); calculated GT matrix elements and used for calibration.
doi: 10.1103/PhysRevC.79.065501
2007BA07 Phys.Rev. C 75, 022202 (2007) Radial sensitivity of kaonic atoms and strongly bound K-bar states ATOMIC PHYSICS 12C, Ni; calculated kaon-nucleus potentials for kaonic atoms. Functional derivatives of global fits.
doi: 10.1103/PhysRevC.75.022202
2007BA48 Phys.Rev. C 76, 014003 (2007) S.Bacca, H.Arenhovel, N.Barnea, W.Leidemann, G.Orlandini Inclusive electron scattering off 4He
doi: 10.1103/PhysRevC.76.014003
2007BA51 Nucl.Phys. A790, 360c (2007) S.Bacca, H.Arenhovel, N.Barnea, W.Leidemann, G.Orlandini Inclusive electron scattering off 4He NUCLEAR REACTIONS 4He(e, e'), E not given; calculated longitudinal and transverse response functions. Comparison with data.
doi: 10.1016/j.nuclphysa.2007.03.065
2007BA77 Phys.Rev. C 76, 067302 (2007) Density functional theory for self-bound systems
doi: 10.1103/PhysRevC.76.067302
2007GA21 Phys.Rev.Lett. 98, 192501 (2007) Low-Energy Inelastic Neutrino Reactions on 4He NUCLEAR REACTIONS 4He(ν, X), E not given; calculated inelastic cross sections microscopically Argonne V18 nucleon-nucleon potential amd Urbana IX three-nucleon force.
doi: 10.1103/PhysRevLett98.192501
2007GA37 Nucl.Phys. A790, 356c (2007) Few body calculation of neutrino neutral inelastic scattering on 4He NUCLEAR REACTIONS 4He(ν, ν'), E=spectrum; calculated temperature-averaged σ, final state interaction effects. Hyperspherical-harmonic calculations.
doi: 10.1016/j.nuclphysa.2007.03.064
2007OC01 Phys.Rev. C 75, 055803 (2007) E.O'Connor, D.Gazit, C.J.Horowitz, A.Schwenk, N.Barnea Neutrino breakup of A = 3 nuclei in supernovae NUCLEAR REACTIONS 3H(ν, X), 3He(ν, X), E not given; calculated mass fraction of nucleons, average neutral current inclusive inelastic cross section per nucleon, and neutrino energy loss for inelastic excitations at supernova temperature and desities using the cirial equation of state.
doi: 10.1103/PhysRevC.75.055803
2007OR05 Nucl.Phys. A790, 368c (2007) G.Orlandini, S.Bacca, N.Barnea, W.Leidemann Test of J-matrix inverse scattering potentials on photonuclear reactions of A=2, 3, 4 nuclei NUCLEAR REACTIONS 2,3H, 3,4He(γ, X), E=2-100 MeV; calculated total photoabsorption σ. J-matrix inverse scattering potential models. Comparison with data.
doi: 10.1016/j.nuclphysa.2007.03.067
2007QU02 Nucl.Phys. A790, 372c (2007) S.Quaglioni, I.Stetcu, S.Bacca, B.R.Barrett, C.W.Johnson, P.Navratil, N.Barnea, W.Leidemann, G.Orlandini Benchmark calculation of inclusive responses in the four-body nuclear system NUCLEAR STRUCTURE 4He; calculated quadrupole response function. No-core shell model, effective interaction hyperspherical harmonic approach.
doi: 10.1016/j.nuclphysa.2007.03.068
2007ST05 Nucl.Phys. A785, 307 (2007) I.Stetcu, S.Quaglioni, S.Bacca, B.R.Barrett, C.W.Johnson, P.Navratil, N.Barnea, W.Leidemann, G.Orlandini Benchmark calculation of inclusive electromagnetic responses in the four-body nuclear system NUCLEAR STRUCTURE 4He; calculated ground-state energy, quadrupole and dipole response functions. No-core shell model, effective interaction hyperspherical harmonic approaches.
doi: 10.1016/j.nuclphysa.2006.12.047
2007VI15 Nucl.Phys. A790, 542c (2007) J.Vijande, N.Barnea, A.Valcarce Hyperspherical harmonic study of identical-flavor four-quark systems
doi: 10.1016/j.nuclphysa.2007.03.091
2006BA42 Few-Body Systems 39, 1 (2006) N.Barnea, W.Leidemann, G.Orlandini, V.D.Efros, E.L.Tomusiak On the Accuracy of Hyperspherical Harmonics Approaches to Photonuclear Reactions
doi: 10.1007/s00601-006-0152-4
2006BA57 Phys.Rev. C 74, 034003 (2006) N.Barnea, W.Leidemann, G.Orlandini Test of J-matrix inverse scattering potentials on electromagnetic reactions of few-nucleon systems NUCLEAR REACTIONS 2,3H, 3,4He(γ, X), E=2-140 MeV; calculated total photoabsorption σ. J-matrix inverse scattering potential models, comparison with data.
doi: 10.1103/PhysRevC.74.034003
2006GA12 Phys.Rev.Lett. 96, 112301 (2006) D.Gazit, S.Bacca, N.Barnea, W.Leidemann, G.Orlandini Photoabsorption on 4He with a Realistic Nuclear Force NUCLEAR REACTIONS 4He(γ, X), E ≈ 20-140 MeV; calculated total photoabsorption σ; deduced three-nucleon force effects. Realistic nucleon-nucleon potentials, comparison with data. NUCLEAR STRUCTURE 4He; calculated binding energy, radius.
doi: 10.1103/PhysRevLett.96.112301
2006GA39 Phys.Rev.C 74, 061001 (2006) D.Gazit, N.Barnea, S.Bacca, W.Leidemann, G.Orlandini Photonuclear sum rules and the tetrahedral configuration of 4He NUCLEAR STRUCTURE 4He; calculated photonuclear sum rules, possible deviation from tetrahedral symmetry. Photodisintegration, ab initio calculations.
doi: 10.1103/PhysRevC.74.061001
2006RO23 Few-Body Systems 38, 97 (2006) Y.Ronen, N.Barnea, W.Leidemann An α-Particle Model for 16O: Is There a New Four-Body Scale? NUCLEAR STRUCTURE 12C; calculated ground and excited states energies, radii. 12C, 16O, 20Ne; calculated ground state energies. α-cluster model.
doi: 10.1007/s00601-005-0147-6
2004BA44 Phys.Rev. C 69, 057001 (2004) S.Bacca, N.Barnea, W.Leidemann, G.Orlandini Effect of P-wave interaction in 6He and 6Li photoabsorption NUCLEAR REACTIONS 6He, 6Li(γ, X), E=0-100 MeV; calculated total photoabsorption σ, contribution from P-wave interaction. Lorentz integral transform method, comparison with data.
doi: 10.1103/PhysRevC.69.057001
2004BA66 Few-Body Systems 34, 127 (2004) N.Barnea, S.Bacca, W.Leidemann, G.Orlandini Photodisintegration of Light Nuclei NUCLEAR REACTIONS 6He, 6Li(γ, X), E=0-100 MeV; calculated photoabsorption σ. Lorentz integral transform method.
doi: 10.1007/s00601-004-0034-6
2004BA94 Phys.Lett. B 603, 159 (2004) S.Bacca, H.Arenhovel, N.Barnea, W.Leidemann, G.Orlandini Ab initio calculation of 7Li photodisintegration NUCLEAR REACTIONS 7Li(γ, X), E=threshold-100 MeV; calculated photoabsorption σ. Microscopic approach, comparison with data.
doi: 10.1016/j.physletb.2004.10.025
2004BB02 Few-Body Systems 35, 155 (2004) N.Barnea, V.D.Efros, W.Leidemann, G.Orlandini Incorporation of Three-Nucleon Force in the Effective-Interaction Hyperspherical-Harmonic Approach NUCLEAR STRUCTURE 3H, 3He; calculated binding energies, radii. Three-nucleon force, comparison with previous results.
doi: 10.1007/s00601-004-0066-y
2004GA46 Phys.Rev. C 70, 048801 (2004) Neutrino neutral reaction on 4He: Effects of final state interaction and realistic NN force NUCLEAR REACTIONS 4He(ν, ν'), E not given; calculated temperature-averaged σ, final state interaction effects.
doi: 10.1103/PhysRevC.70.048801
2004LE19 Nucl.Phys. A737, 231 (2004) W.Leidemann, S.Bacca, N.Barnea, G.Orlandini Effective Interaction Method for Hyperspherical Harmonics
doi: 10.1016/j.nuclphysa.2004.03.081
2004MI23 Phys.Rev. C 69, 044005 (2004) Wave function for no-core effective interaction approaches
doi: 10.1103/PhysRevC.69.044005
2004QU02 Phys.Rev. C 69, 044002 (2004) S.Quaglioni, W.Leidemann, G.Orlandini, N.Barnea, V.D.Efros Two-body photodisintegration of 4He with full final state interaction NUCLEAR REACTIONS 4He(γ, p), (γ, n), E=20-120 MeV; calculated σ, final state interaction effects. Comparison with data.
doi: 10.1103/PhysRevC.69.044002
2003BA37 Phys.Rev. C 67, 054003 (2003) N.Barnea, W.Leidemann, G.Orlandini Improved effective interaction for the hyperspherical formalism NUCLEAR STRUCTURE 4He, 6Li; calculated binding energies. Improved effective interaction, hyperspherical formalism, three-body forces.
doi: 10.1103/PhysRevC.67.054003
2003MA87 Few-Body Systems 33, 259 (2003) M.A.Marchisio, N.Barnea, W.Leidemann, G.Orlandini Efficient Method for Lorentz Integral Transforms of Reaction Cross Sections NUCLEAR REACTIONS 4He(γ, X), (γ, n), E=21.58 MeV; calculated Lorentz integral transforms for photoabsorption and photodisintegration σ.
doi: 10.1007/s00601-003-0017-z
2002BA70 Phys.Rev.Lett. 89, 052502 (2002) S.Bacca, M.A.Marchisio, N.Barnea, W.Leidemann, G.Orlandini Microscopic Calculation of Six-Body Inelastic Reactions with Complete Final State Interaction: Photoabsorption of 6He and 6Li NUCLEAR REACTIONS 6He, 6Li(γ, X), E=0-100 MeV; calculated total σ. Lorentz integral transform method, full six-nucleon final state interaction, comparison with data. NUCLEAR STRUCTURE 6He, 6Li; calculated binding energies, radii.
doi: 10.1103/PhysRevLett.89.052502
2001BA40 Phys.Rev. C63, 057002 (2001) N.Barnea, V.D.Efros, W.Leidemann, G.Orlandini Total 4He Photoabsorption Cross Section Reexamined: Correlated versus effective interaction hyperspherical harmonics NUCLEAR REACTIONS 4He(γ, X), E=20-35 MeV; calculated total photoabsorption σ. Comparison of hyperspherical harmonics expansions.
doi: 10.1103/PhysRevC.63.057002
2001BA81 Nucl.Phys. A693, 565 (2001) N.Barnea, W.Leidemann, G.Orlandini State-Dependent Effective Interaction for the Hyperspherical Formalism with Noncentral Forces NUCLEAR STRUCTURE 3H, 4He; calculated binding energies, radii. Hyperspherical effective interaction method.
doi: 10.1016/S0375-9474(01)00794-1
2001KA47 Phys.Rev. C64, 044001 (2001) H.Kamada, A.Nogga, W.Glockle, E.Hiyama, M.Kamimura, K.Varga, Y.Suzuki, M.Viviani, A.Kievsky, S.Rosati, J.Carlson, S.C.Pieper, R.B.Wiringa, P.Navratil, B.R.Barrett, N.Barnea, W.Leidemann, G.Orlandini Benchmark Test Calculation of a Four-Nucleon Bound State NUCLEAR STRUCTURE A=4; calculated four-nucleon bound state energy, radius, related features. Several approaches compared.
doi: 10.1103/PhysRevC.64.044001
2000BA15 Phys.Rev. C61, 034003 (2000) Projected Faddeev-Yakubovsky Equations for the N-Body Problem
doi: 10.1103/PhysRevC.61.034003
2000BA39 Phys.Rev. C61, 054001 (2000) N.Barnea, W.Leidemann, G.Orlandini State Dependent Effective Interaction for the Hyperspherical Formalism NUCLEAR STRUCTURE 3H, 4,5,6He, 6Li; calculated binding energies, radii. Hyperspherical effective interaction, comparisons with other models.
doi: 10.1103/PhysRevC.61.054001
2000BA70 Nucl.Phys. A677, 367 (2000) Nuclear Matter in Nontopological Soliton Models with Quark-Meson Coupling
doi: 10.1016/S0375-9474(00)00207-4
1999BA06 Phys.Lett. 446B, 185 (1999) Solution of the Schrodinger Equation Including Two-, Three- and Four-Body Correlations - Bose Systems
doi: 10.1016/S0370-2693(98)01548-2
1999BA37 Nucl.Phys. A650, 427 (1999) N.Barnea, W.Leidemann, G.Orlandini Ground State Wave Functions in the Hyperspherical Formalism for Nuclei with A > 4 NUCLEAR STRUCTURE 6Li, 8Be, 12C; calculated binding energies. Hyperspherical formalism, several potentials compared.
doi: 10.1016/S0375-9474(99)00113-X
1999BA81 Fizika(Zagreb) B8, 181 (1999) N.Barnea, W.Leidemann, G.Orlandini Hyperspherical Group State Wave Functions for Nuclei with A > 4 NUCLEAR STRUCTURE 6Li, 8Be; calculated binding energies. Comparison between different potentials and with other calculations. Hyperspherical harmonic wave functions.
1998BA02 Phys.Rev. C57, 409 (1998) S-Wave Pairing of Λ Hyperons in Dense Matter
doi: 10.1103/PhysRevC.57.409
1994BA28 Phys.Rev. C49, 2910 (1994) Analytic Solution of the Harmonic-Oscillator Faddeev Equations for Three Nonidentical Particles
doi: 10.1103/PhysRevC.49.2910
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