NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = F.Sammarruca Found 57 matches. 2023SA43 Phys.Rev. C 108, 044310 (2023) Unitary limit and its far-reaching impact on neutron matter
doi: 10.1103/PhysRevC.108.044310
2022SA28 Phys.Rev. C 105, 064303 (2022) Neutron skin systematics from microscopic equations of state NUCLEAR STRUCTURE 208Pb; calculated neutron skin thickness for a given set parameters of droplet model. 27Al, 48Ca, 58Ni, 59Co, 90Zr, 116,118,120,122,124Sn, 208Pb; analyzed available information on neutron skin thickness; deduced dependence of neutron skin thickness and surface width contribution on isospin asymmetry.
doi: 10.1103/PhysRevC.105.064303
2021SA39 Phys.Rev. C 104, 034308 (2021) Analysis of the neutron matter equation of state and the symmetry energy up to fourth order of chiral effective field theory
doi: 10.1103/PhysRevC.104.034308
2021SA51 Phys.Rev. C 104, 064312 (2021) Overview of symmetric nuclear matter properties from chiral interactions up to fourth order of the chiral expansion
doi: 10.1103/PhysRevC.104.064312
2020MA13 Eur.Phys.J. A 56, 95 (2020) Can chiral EFT give us satisfaction?
doi: 10.1140/epja/s10050-020-00101-3
2020SA34 Phys.Rev. C 102, 034313 (2020) Exploring the relationship between nuclear matter and finite nuclei with chiral two- and three-nucleon forces NUCLEAR STRUCTURE 16O, 40,48Ca, 208Pb; calculated energy per nucleon and charge radii, matter density distributions as function of the radial coordinate. Brueckner-Hartree-Fock (BHF) calculations of the nuclear matter equation of state (EoS) with chiral two- and three-nucleon interactions N2LO and N3LO. Comparison with experimental data.
doi: 10.1103/PhysRevC.102.034313
2019MA22 Phys.Rev. C 99, 034003 (2019) L.E.Marcucci, F.Sammarruca, M.Viviani, R.Machleidt Momentum distributions and short-range correlations in the deuteron and 3He with modern chiral potentials NUCLEAR STRUCTURE 2H, 3He; calculated single neutron and proton, neutron-proton, and proton-proton momentum distributions, short-range correlation probabilities using two-nucleon (2N) and 2N+3N chiral potentials (LO, NLO, N2LO, N3LO, N4LO) with and without leading chiral three-nucleon force; deduced model dependence of one- and two-body momentum distributions and the impact of three body forces. Comparison with previous theoretical predictions.
doi: 10.1103/PhysRevC.99.034003
2017MU07 Int.J.Mod.Phys. E26, 1730001 (2017) Relativistic effects and three-nucleon forces in nuclear matter and nuclei NUCLEAR STRUCTURE 208Pb, 48Ca, 25O, 40Mg; calculated binding energy. NUCLEAR REACTIONS 12C, 40Ca, 27Al, 56Fe, 98Mo, 208Pb(n, n), E<30 MeV; calculated θ(θ). Comparison with available data.
doi: 10.1142/S0218301317300016
2017SA20 Phys.Rev. C 95, 044316 (2017) Comparing symmetry energy predictions and recent constraints from the ASY-EOS experiment at GSI NUCLEAR STRUCTURE 208Pb; calculated equation of state (EoS) of symmetric matter and neutron matter, and symmetry energy, neutron skin thickness and its relation to density derivatives of symmetry energy at and below saturation density. Estimate of theoretical uncertainties in microscopic predictions. Relevance to observables in the ASY-EOS experiment at GSI.
doi: 10.1103/PhysRevC.95.044316
2016SA46 Phys.Rev. C 94, 044311 (2016) Impact of the neutron matter equation of state on neutron skins and neutron drip lines in chiral effective field theory NUCLEAR STRUCTURE 20,21,22,23,24,25,26,27,28,29,30,31O, 28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45Mg, 32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49Al; calculated binding energies and neutron skins for neutron-rich isotopes. Microscopic equations of state for neutron matter obtained at LO, NLO, N2LO and N3LO orders of chiral EFT, with phenomenological model for the EoS of symmetric nuclear matter. Comparison with available experimental values.
doi: 10.1103/PhysRevC.94.044311
2016SA52 Phys.Rev. C 94, 054317 (2016) Investigation of constraints on few-neutron forces in neutron matter by empirical information on the neutron skin of 48Ca and 208Pb NUCLEAR STRUCTURE 48Ca, 208Pb; calculated density distributions for neutrons and protons, binding energy per nucleon, charge radius, proton and neutron point radii, neutron skin for different orders of chiral effective field theory (EFT) from NLO to N4LO. Microscopic equation of state (EOSs) of symmetric matter applying chiral two-nucleon forces (2NFs) up to fifth order.
doi: 10.1103/PhysRevC.94.054317
2015SA22 Phys.Rev. C 91, 054311 (2015) F.Sammarruca, L.Coraggio, J.W.Holt, N.Itaco, R.Machleidt, L.E.Marcucci Toward order-by-order calculations of the nuclear and neutron matter equations of state in chiral effective field theory
doi: 10.1103/PhysRevC.91.054311
2015SA42 Phys.Rev. C 92, 044003 (2015) Short-range correlations in the deuteron: Chiral effective field theory, meson-exchange, and phenomenology NUCLEAR REACTIONS 2H(e, e'), E at high momentum transfer; calculated high-momentum distributions and short-range correlation probabilities for deuteron using modern potentials based on chiral effective field theory; deduced short-range correlation probabilities from analyses of inclusive electron scattering data.
doi: 10.1103/PhysRevC.92.044003
2015SA44 Phys.Rev. C 92, 054327 (2015) F.Sammarruca, R.Machleidt, N.Kaiser Spin-polarized neutron-rich matter at different orders of chiral effective field theory
doi: 10.1103/PhysRevC.92.054327
2014CO09 Phys.Rev. C 89, 044321 (2014) L.Coraggio, J.W.Holt, N.Itaco, R.Machleidt, L.E.Marcucci, F.Sammarruca Nuclear-matter equation of state with consistent two- and three-body perturbative chiral interactions NUCLEAR STRUCTURE 3H, 3He; calculated neutron-proton phase shifts, binding energy, Gamow-Teller transition matrix element, nuclear matter energy per particle. Equation of state (EOS) for two- and three-body perturbative chiral interactions in the framework of the perturbative Goldstone expansion and regulator functions. Comparison with experimental data.
doi: 10.1103/PhysRevC.89.044321
2014SA14 Eur.Phys.J. A 50, 22 (2014) Microscopic approach to the nucleon-nucleon effective interaction and nucleon-nucleon scattering in symmetric and isospin-asymmetric nuclear matter NUCLEAR REACTIONS 1n, 1H(p, p), (p, X), E at 0-600 MeV/c; calculated σ in symmetric and isospin-asymmetric nuclear matter at various densities, nucleon mean-free path using using microscopic approach.
doi: 10.1140/epja/i2014-14022-1
2014SA69 Phys.Rev. C 90, 064312 (2014) Short-range correlations in isospin symmetric and asymmetric nuclear matter: A microscopic perspective
doi: 10.1103/PhysRevC.90.064312
2014WH03 Phys.Rev. C 90, 044607 (2014) In-medium nucleon-nucleon cross sections with nonspherical Pauli blocking NUCLEAR REACTIONS 1H(p, p), (n, n), E=50, 100, 200 MeV; calculated in-medium np and pp differential σ(θ) using solution to Bethe-Goldstone scattering equation.
doi: 10.1103/PhysRevC.90.044607
2013CH22 Phys.Rev. C 87, 054616 (2013) B.Chen, F.Sammarruca, C.A.Bertulani Microscopic in-medium nucleon-nucleon cross sections with improved Pauli blocking effects
doi: 10.1103/PhysRevC.87.054616
2013CO02 Phys.Rev. C 87, 014322 (2013) L.Coraggio, J.W.Holt, N.Itaco, R.Machleidt, F.Sammarruca Reduced regulator dependence of neutron-matter predictions with perturbative chiral interactions
doi: 10.1103/PhysRevC.87.014322
2013WH02 Phys.Rev. C 88, 054619 (2013) Solution of the Bethe-Goldstone equation without partial-wave decomposition
doi: 10.1103/PhysRevC.88.054619
2012SA51 Phys.Rev. C 86, 054317 (2012) F.Sammarruca, B.Chen, L.Coraggio, N.Itaco, R.Machleidt Dirac-Brueckner-Hartree-Fock versus chiral effective field theory
doi: 10.1103/PhysRevC.86.054317
2012SA58 Eur.Phys.J. A 48, 181 (2012) The impact of charge symmetry and charge independence breaking on the properties of neutrons and protons in isospin-asymmetric nuclear matter
doi: 10.1140/epja/i2012-12181-7
2012TS04 Phys.Rev. C 86, 015803 (2012) M.B.Tsang, J.R.Stone, F.Camera, P.Danielewicz, S.Gandolfi, K.Hebeler, C.J.Horowitz, J.Lee, W.G.Lynch, Z.Kohley, R.Lemmon, P.Moller, T.Murakami, S.Riordan, X.Roca-Maza, F.Sammarruca, A.W.Steiner, I.Vidana, S.J.Yennello Constraints on the symmetry energy and neutron skins from experiments and theory NUCLEAR STRUCTURE 208Pb; analyzed neutron-skin thickness, symmetry energy constraints. Contributions of three-body forces in neutron matter models.
doi: 10.1103/PhysRevC.86.015803
2011SA26 Phys.Rev. C 83, 064304 (2011) Spin- and isospin-polarized states of nuclear matter in the Dirac-Brueckner-Hartree-Fock model
doi: 10.1103/PhysRevC.83.064304
2011SA27 Phys.Rev. C 83, 064602 (2011) Probing the sensitivity of the total nucleus-nucleus reaction cross section at intermediate energies to medium effects and isospin asymmetries NUCLEAR STRUCTURE 208Pb, 40Ca; calculated rms charge radii, neutron and proton densities. NUCLEAR REACTIONS 208Pb(40Ca, X), E=50-300 MeV/nucleon; 28Si(46Ca, X), (47Ca, X), (48Ca, X), (49Ca, X), (50Ca, X), (42Ar, X), (43Ar, X), (44Ar, X), (45Ar, X), (46Ar, X), E=50-70 MeV/nucleon; calculated total reaction cross sections, NN interactions using microscopic equation of state (EOS). Comparison with experimental data.
doi: 10.1103/PhysRevC.83.064602
2011SA44 Phys.Rev. C 84, 044307 (2011) Contribution of isovector mesons to the symmetry energy in a microscopic model
doi: 10.1103/PhysRevC.84.044307
2010SA22 Phys.Rev. C 82, 027307 (2010) Splitting of the one-body potential in spin-polarized isospin-symmetric nuclear matter
doi: 10.1103/PhysRevC.82.027307
2009SA14 Phys.Rev. C 79, 034301 (2009) Effect of Λ hyperons on the nuclear equation of state in a Dirac-Brueckner-Hartree-Fock model
doi: 10.1103/PhysRevC.79.034301
2009SA21 Phys.Rev. C 79, 057301 (2009) Neutron skin of 208Pb and density dependence of the symmetry energy NUCLEAR STRUCTURE 208Pb; calculated neutron and proton densities and neutron skin thickness using Dirac-Brueckner Hartree-Fock approach with 3-body forces.
doi: 10.1103/PhysRevC.79.057301
2008SA16 Phys.Rev. C 77, 047301 (2008) Mean free path of protons and neutrons in isospin-asymmetric nuclear matter
doi: 10.1103/PhysRevC.77.047301
2007SA15 Phys.Rev. C 75, 034315 (2007) Spin polarized neutron matter within the Dirac-Brueckner-Hartree-Fock approach
doi: 10.1103/PhysRevC.75.034315
2007SO06 Phys.Rev. C 75, 034611 (2007) D.S.Sorenson, J.L.Ullmann, A.Ling, B.K.Park, R.C.Haight, N.S.P.King, R.A.Lindgren, H.Baghaei, E.J.Stephenson, F.P.Brady, J.L.Romero, J.Rapaport, B.L.Clausen, C.Wuest, F.Sammarruca Limitations of the distorted-wave impulse approximation in describing the energy dependence of the 10B(n, p)10Be(g.s.) reaction NUCLEAR REACTIONS 10B(n, p), E=70240 MeV; measured σ(E, θ). Comparison with zero- and finite-range DWIA predictions.
doi: 10.1103/PhysRevC.75.034611
2007ZH44 Phys.Rev. C 76, 054001 (2007) H.F.Zhang, Z.H.Li, U.Lombardo, P.Y.Luo, F.Sammarruca, W.Zuo Nucleon-nucleon cross sections in dense nuclear matter
doi: 10.1103/PhysRevC.76.054001
2006KR05 Phys.Rev. C 74, 025808 (2006); Erratum Phys.Rev. C 74, 039901 (2006) Neutron star properties and the equation of state of neutron-rich matter
doi: 10.1103/PhysRevC.74.025808
2006SA02 Phys.Rev. C 73, 014001 (2006) Effective nucleon-nucleon cross sections in symmetric and asymmetric nuclear matter
doi: 10.1103/PhysRevC.73.014001
2005SA36 Phys.Rev. C 71, 064306 (2005) F.Sammarruca, W.Barredo, P.Krastev Predicting the single-proton and single-neutron potentials in asymmetric nuclear matter
doi: 10.1103/PhysRevC.71.064306
2005ST01 Phys.Rev. C 71, 014612 (2005) E.J.Stephenson, R.C.Johnson, F.Sammarruca Inclusion of nonspherical components of the Pauli blocking operator in (p, p') reactions NUCLEAR REACTIONS 40Ca(p, p'), E=100, 200 MeV; calculated σ(θ), analyzing powers. Nonspherical Pauli blocking operator.
doi: 10.1103/PhysRevC.71.014612
2003AL13 Phys.Rev. C 67, 054301 (2003) Microscopic calculations in asymmetric nuclear matter
doi: 10.1103/PhysRevC.67.054301
2003AL34 Phys.Rev. C 68, 054305 (2003) Neutron densities and the equation of state for neutron-rich matter NUCLEAR STRUCTURE 40Ca, 90Zr, 208,266Pb; calculated binding energies, matter density distributions, radii, neutron skin thickness. Microscopic model of equation of state for asymmetric nuclear matter. Comparisons with data.
doi: 10.1103/PhysRevC.68.054305
2002SA18 Phys.Rev. C65, 047601 (2002) F.Sammarruca, D.Alonso, E.J.Stephenson Comparison between Chiral and Meson-Theoretic Nucleon-Nucleon Potentials Through (p, p') Reactions NUCLEAR REACTIONS 16O, 40Ca(p, p'), E=200 MeV; calculated σ(θ), polarization observables. Comparison of chiral and one-boson-exchange potentials.
doi: 10.1103/PhysRevC.65.047601
2002WA23 Phys.Rev. C66, 014606 (2002) X.Wang, J.Rapaport, M.Palarczyk, C.Hautala, X.Yang, D.L.Prout, B.Anderson, A.R.Baldwin, J.Olmsted, J.W.Watson, W.-M.Zhang, I.Van Heerden, E.J.Stephenson, R.Howes, S.Parks, E.Sugarbaker, B.A.Brown, F.Sammarruca Polarization Transfer Measurements for the 13C(p(pol), n(pol))13N Reaction at 197 MeV and Empirical Isovector Spin-Longitudinal Response for the (1/2)g.s.- → (1/2)1+ Transition NUCLEAR REACTIONS 13C(polarized p, n), E=197 MeV; measured excitation energy spectra, σ(E, θ), polarization transfer coefficients. 13N deduced transitions spin-transverse and spin-longitudinal components. Comparison with model predictions.
doi: 10.1103/PhysRevC.66.014606
2001SA48 Phys.Rev. C64, 034006 (2001) Δ Isobars and (p, p') Reactions NUCLEAR REACTIONS 16O, 28Si, 40Ca(p, p'), E=200 MeV; calculated σ(E, θ), polarization observables, role of Δ-isobar coupling. Comparisons with data.
doi: 10.1103/PhysRevC.64.034006
2000SA02 Phys.Rev. C61, 014309 (2000) F.Sammarruca, E.J.Stephenson, K.Jiang, J.Liu, C.Olmer, A.K.Opper, S.W.Wissink Testing Microscopic Medium Effects on Nucleons and Mesons using Polarization Observables in High-Spin, Unnatural-Parity (p(pol), p(pol)') Reactions at 200 MeV NUCLEAR REACTIONS 16O, 28Si(polarized p, p'), E=200 MeV; calculated σ(E, θ), polarization observables; deduced medium effects. DWIA approach, comparisons with data.
doi: 10.1103/PhysRevC.61.014309
2000SA30 Phys.Rev. C62, 014614 (2000) F.Sammarruca, X.Meng, E.J.Stephenson Exact Treatment of the Pauli Exclusion Operator in Nuclear Matter
doi: 10.1103/PhysRevC.62.014614
2000SA42 Acta Phys.Pol. B31, 2039 (2000) F.Sammarruca, H.Witala, X.Meng Modifications of Meson Masses and the Three-Nucleon Problem NUCLEAR REACTIONS 2H(polarized n, n), E=3-65 MeV; analyzed vector, tensor analyzing powers; deduced role of meson mass scaling. Brown-Rho hypothesis. NUCLEAR STRUCTURE 3H; analyzed binding energy; deduced role of meson mass scaling. Brown-Rho hypothesis.
1999SA57 Phys.Rev. C60, 064610 (1999) F.Sammarruca, E.J.Stephenson, K.Jiang Microscopic Calculations of Medium Effects for 200-MeV (p(pol), p(pol)') Reactions NUCLEAR REACTIONS 16O, 40Ca(p, p'), E=200 MeV; 28Si(p, p'), E=180 MeV; calculated σ(E, θ), analyzing powers; deduced medium effects. G-matrix calculation, comparisons with data, other models.
doi: 10.1103/PhysRevC.60.064610
1998DE01 Phys.Rev. C57, 196 (1998) Effects of ρ Exchange in Coherent Pion Production NUCLEAR REACTIONS 12C(12C, 12CX), E=100, 250, 400 MeV/nucleon; calculated neutral pion production σ(E(π), θ(π)); deduced ρ-exchange transition role.
doi: 10.1103/PhysRevC.57.196
1998SA23 Phys.Rev. C58, 307 (1998) Framework for using (p(pol), p(pol)') Reactions to Characterize New Medium Modifications to the Nucleon-Nucleon Interaction NUCLEAR REACTIONS 28Si(polarized p, p'), E=200 MeV; calculated σ(θ), analyzing power, polarization transfer coefficients; deduced baseline for NN potentials in-medium modifications. DWIA analysis.
doi: 10.1103/PhysRevC.58.307
1998SA37 Few-Body Systems 24, 87 (1998) Triton Binding Energy and Minimal Relativity NUCLEAR STRUCTURE 3H; calculated binding energy correction; deduced invariant two-body amplitude contribution, relativistic effects.
doi: 10.1007/s006010050078
1997SA39 Can.J.Phys. 75, 493 (1997) On the Role of the 3F3 Partial Wave in Elastic and Inelastic Nucleon-Nucleon Scattering at 800 MeV NUCLEAR REACTIONS 1H(p, p), (p, X), E=810 MeV; analyzed data; deduced 3F3 partial wave role.
doi: 10.1139/cjp-75-7-493
1996MA09 Phys.Rev. C53, R1483 (1996) R.Machleidt, F.Sammarruca, Y.Song Nonlocal Nature of the Nuclear Force and Its Impact on Nuclear Structure NUCLEAR STRUCTURE 3H; calculated binding energy; deduced nonlocal potential off-shell behavior role. Relativistic meson field theory based nonlocality.
doi: 10.1103/PhysRevC.53.R1483
1995SA24 Phys.Rev. C51, 2823 (1995) Polarization in the pp → nΔ++ Reaction Above 1 GeV NUCLEAR REACTIONS 1H(p, X), E=1-1.2 GeV; calculated beam asymmetry in Δ++ production; deduced energy dependence mechanism.
doi: 10.1103/PhysRevC.51.2823
1994SA27 Phys.Rev. C50, 652 (1994) Reaction pp → nΔ++: Observables and model predictions NUCLEAR REACTIONS 1H(p, X), E=0.57-1.28 GeV; calculated σ(θ) for Δ production; deduced 3F3(NN) → 3P3(NΔ) transition amplitude phases role.
doi: 10.1103/PhysRevC.50.652
1992SA17 Phys.Rev. C46, 1636 (1992) F.Sammarruca, D.P.Xu, R.Machleidt Relativistic Corrections to the Triton Binding Energy NUCLEAR STRUCTURE 3H; calculated binding energy. Bethe-Salpeter equation, relativistic three dimensional version, Faddeev calculation.
doi: 10.1103/PhysRevC.46.1636
1991MA12 Phys.Rev.Lett. 66, 564 (1991) Recent Determinations of the πNN Coupling Constants and Deuteron Properties NUCLEAR STRUCTURE 2H; calculated quadrupole moment, D-state probability, asymptotic (D/S)-state ratio. New value of πNN coupling constant.
doi: 10.1103/PhysRevLett.66.564
1990SA15 Phys.Rev. C41, 2286 (1990) Single Pion Production in Nucleon-Nucleon Collisions NUCLEAR REACTIONS 1H(p, pπ+), E=800 MeV; calculated σ(θp, θ(π)) vs proton momentum.
doi: 10.1103/PhysRevC.41.2286
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