NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = S.Pastore Found 32 matches. 2023AN15 J.Phys.(London) G50, 120501 (2023) A.M.Ankowski, A.Ashkenazi, S.Bacca, J.L.Barrow, M.Betancourt, A.Bodek, M.E.Christy, L.Doria, S.Dytman, A.Friedland, O.Hen, C.J.Horowitz, N.Jachowicz, W.Ketchum, T.Lux, K.Mahn, C.Mariani, J.Newby, V.Pandey, A.Papadopoulou, E.Radicioni, F.Sanchez, C.Sfienti, J.M.Udias, L.Weinstein, L.Alvarez-Ruso, J.E.Amaro, C.A.Arguelles, A.B.Balantekin, S.Bolognesi, V.Brdar, P.Butti, S.Carey, Z.Djurcic, O.Dvornikov, S.Edayath, S.Gardiner, J.Isaacson, W.Jay, A.Klustova, K.S.McFarland, A.Nikolakopoulos, A.Norrick, S.Pastore, G.Paz, M.H.Reno, I.Ruiz Simo, J.E.Sobczyk, A.Sousa, N.Toro, Y.-D.Tsai, M.Wagman, J.G.Walsh, G.Yang Electron scattering and neutrino physics
doi: 10.1088/1361-6471/acef42
2023KI04 Phys.Rev. C 107, 015503 (2023) G.B.King, A.Baroni, V.Cirigliano, S.Gandolfi, L.Hayen, E.Mereghetti, S.Pastore, M.Piarulli Ab initio calculation of the β-decay spectrum of 6He RADIOACTIVITY 6He(β-); calculated T1/2, β-decay energy spectrum, corrections to the β-decay spectrum induced by beyond-standard-model charged-current interactions in the standard model effective field theory, with and without sterile neutrinos. Quantum Monte Carlo methods with nuclear interactionsderived from chiral effective field theory and consistent weak vector and axial currents. Comparison to available experimental data.
doi: 10.1103/PhysRevC.107.015503
2023PI01 Phys.Rev. C 107, 014314 (2023) M.Piarulli, S.Pastore, R.B.Wiringa, S.Brusilow, R.Lim Densities and momentum distributions in A ≤ 12 nuclei from chiral effective field theory interactions NUCLEAR STRUCTURE 3H, 3,4,8He, 6,7Li, 9Be, 10B, 12C; calculated one-body neutron and proton densities, relative-distance np and pp pair densities, total number of spin-isospin pairs, total one-body neutron and proton momentum distributions, total np and pp momentum distributions, ratio of np and pp pairs as function of relative momentum. Variational Monte Carlo calculations with AV18+UX phenomenological three-nucleon interactions.
doi: 10.1103/PhysRevC.107.014314
2022AN04 Phys.Rev. C 105, 014002 (2022) L.Andreoli, J.Carlson, A.Lovato, S.Pastore, N.Rocco, R.B.Wiringa Electron scattering on A=3 nuclei from quantum Monte Carlo based approaches NUCLEAR REACTIONS 3H(e, e), (e, e'), at momentum transfer θ=300 MeV/c; calculated total longitudinal response density. 3H, 3He(e, e'), at momentum transfer θ=300, 500, 700 MeV/c; calculated longitudinal and transverse response functions, single proton momentum distribution of 3He. 3He(e, e), (e, e'), E=287.2, 319.1, 469.4, 499.9, 560.3, 667.3 MeV; 3H(e, e), (e, e'), E=367.7, 506.9, 557.9, 652.4, 790.2 MeV; calculated inclusive double-differential σ(E). Green's function Monte Carlo (GFMC) method with two approaches for the final hadronic state: the spectral-function (SF) formalism and the short-time approximation (STA). Comparison with experimental data.
doi: 10.1103/PhysRevC.105.014002
2022CI08 J.Phys.(London) G49, 120502 (2022) V.Cirigliano, Z.Davoudi, J.Engel, R.J.Furnstahl, G.Hagen, U.Heinz, H.Hergert, M.Horoi, C.W.Johnson, A.Lovato, E.Mereghetti, W.Nazarewicz, A.Nicholson, T.Papenbrock, S.Pastore, M.Plumlee, D.R.Phillips, P.E.Shanahan, S.R.Stroberg, F.Viens, A.Walker-Loud, K.A.Wendt, S.M.Wild Towards precise and accurate calculations of neutrinoless double-beta decay RADIOACTIVITY 48Ca(2β-); calculated neutrinoless nuclear matrix elements using chiral-EFT interactions, EDF, IBM, QRPA, SM-pf, SM-sdpf, SM-MBPT, RSM, QMC+SM, IM-GCM, VS-IMSRG, CCSD, CCSD-T1.
doi: 10.1088/1361-6471/aca03e
2022KI11 Phys.Rev. C 105, L042501 (2022) G.B.King, S.Pastore, M.Piarulli, R.Schiavilla Partial muon capture rates in A=3 and A=6 nuclei with chiral effective field theory NUCLEAR REACTIONS 3He, 6Li(μ-, ν); E at rest; calculated partial muon capture rates. Ab-initio calculations - variational and Green’s function Monte Carlo methods. Comparison to experimental data.
doi: 10.1103/PhysRevC.105.L042501
2022PA12 Phys.Rev. C 105, 049802 (2022) S.Pastore, J.Carlson, R.Schiavilla, J.L.Barrow, S.Gandolfi, R.B.Wiringa Reply to "Comment on 'Quasielastic lepton scattering and back-to-back nucleons in the short-time approximation" NUCLEAR REACTIONS 4He(e, e'), q=300-800 MeV/c; calculated transverse scaling functions for 4He with one-body and one plus two-body currents. Short time approximation (STA). Pointed that enhanced scaling reflects quasielastic kinematics and the dominant role played by pion-exchange interactions and currents in the quasielastic regime.
doi: 10.1103/PhysRevC.105.049802
2022SC13 Phys.Rev. C 106, 054323 (2022) J.Schmitt, G.B.King, R.G.T.Zegers, Y.Ayyad, D.Bazin, B.A.Brown, A.Carls, J.Chen, A.Davis, M.DeNudt, J.Droste, B.Gao, C.Hultquist, H.Iwasaki, S.Noji, S.Pastore, J.Pereira, M.Piarulli, H.Sakai, A.Stolz, R.Titus, R.B.Wiringa, J.C.Zamora Probing spin-isospin excitations in proton-rich nuclei via the 11C(p, n)11N reaction NUCLEAR REACTIONS 1H(11C, n), E=95 MeV/nucleon; measured reaction products, time-of-flight, En, In, (particle)n-coin, angular distribution; deduced σ(θ), σ(θ, E), cumulative Gamow-Teller transition strengths, B(GT) values to the 1/2- state at 0.73 MeV and the 3/2- state at 2.86 MeV in 11N. Multipole decomposition analysis. Comparison to shell-model calculations with wbp interaction and to experimental data on the 11B(n, p), (d, 2He), (t, 3He) reactions. Ursinus liquid hydrogen target coupled to Low Energy Neutron Detector Array (LENDA) and S800 spectrograph. 11C beam produced from Be(16O, X) reaction and purified with A1900 fragment separator at Coupled Cyclotron Facility (CCF) at the NSCL.
doi: 10.1103/PhysRevC.106.054323
2021RI06 Phys.Rev. C 103, 055501 (2021) T.R.Richardson, M.R.Schindler, S.Pastore, R.P.Springer Large-Nc analysis of two-nucleon neutrinoless double-β decay and charge-independence-breaking contact terms
doi: 10.1103/PhysRevC.103.055501
2020CO16 Universe 6, 233 (2020) L.Coraggio, N.Itaco, G.De Gregorio, A.Gargano, R.Mancino, S.Pastore Present Status of Nuclear Shell-Model Calculations of 0νββ Decay Matrix Elements
doi: 10.3390/universe6120233
2020KI13 Phys.Rev. C 102, 025501 (2020) G.B.King, L.Andreoli, S.Pastore, M.Piarulli, R.Schiavilla, R.B.Wiringa, J.Carlson, S.Gandolfi Chiral effective field theory calculations of weak transitions in light nuclei NUCLEAR STRUCTURE 3H, 4,6,8He, 6,7,8Li, 7,8Be, 8,10B, 10C; calculated energies of ground and excited states, point-proton radii using Green's function Monte Carlo (GFMC) calculations, and compared with experimental data. RADIOACTIVITY 6,8He, 8Li(β-); 7Be(EC); 8B, 10C(β+); calculated Gamow-Teller reduced matrix elements (RMEs), two-body transition densities and pair densities using chiral axial currents and GFMC (VMC) wave functions, with NV2+3-Ia and NV2+3-Ia* Hamiltonian models, and RMEs compared to experimental data.
doi: 10.1103/PhysRevC.102.025501
2020PA15 Phys.Rev. C 101, 044612 (2020) S.Pastore, J.Carlson, S.Gandolfi, R.Schiavilla, R.B.Wiringa Quasielastic lepton scattering and back-to-back nucleons in the short-time approximation NUCLEAR REACTIONS 4He(e, e'), q=300-800 MeV/c; calculated transverse response densities, longitudinal and transverse sum rules, contribution of response density in the back-to-back configurations due to scattering from pp and nn pairs. Short time approximation (STA), combined with quantum Monte Carlo computational methods. Comparison with experimental data, and with results from Green's function Monte Carlo (GFMC) method. Relevance to current and planned neutrino oscillation experiments.
doi: 10.1103/PhysRevC.101.044612
2019CI06 Phys.Rev. C 100, 055504 (2019) V.Cirigliano, W.Dekens, J.de Vries, M.L.Graesser, E.Mereghetti, S.Pastore, M.Piarulli, U.van Kolck, R.B.Wiringa Renormalized approach to neutrinoless double-β decay RADIOACTIVITY 6He, 12Be(2β-); calculated Fermi (F), Gamow-Teller (GT), and tensor (T) densities, variational Monte Carlo (VMC) for the dimensionless matrix elements of the long-range and short-range neutrino-exchange potentials and short-range transition densities for 0νββ decay modes; deduced that a short-range operator is only needed in spin-singlet s-wave transitions, while leading-order transitions involving higher partial waves depend solely on long-range currents.Ab initio calculations of the matrix elements for 0νββ decay using pionless and chiral effective field theory, extended to include next-to-leading-order corrections.
doi: 10.1103/PhysRevC.100.055504
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
2019SC07 Phys.Rev. C 99, 034005 (2019) R.Schiavilla, A.Baroni, S.Pastore, M.Piarulli, L.Girlanda, A.Kievsky, A.Lovato, L.E.Marcucci, StevenC.Pieper, M.Viviani, R.B.Wiringa Local chiral interactions and magnetic structure of few-nucleon systems NUCLEAR STRUCTURE 2,3H, 3He; calculated magnetic form factors, and contributions to the isoscalar and isovector combinations of the trinucleon magnetic moments using chiral interactions. Comparison with experimental data. NUCLEAR REACTIONS 2H(γ, n), E=2-29 MeV; 2H(e, n), E=0-3 MeV; calculated deuteron photodisintegration cross sections, deuteron threshold electrodisintegration cross sections at backward angles using chiral two-, and three-nucleon interactions including Δ intermediate states for LO, NLO, N2LO, and N3LO models. Comparison with experimental data.
doi: 10.1103/PhysRevC.99.034005
2018BA37 Phys.Rev. C 98, 044003 (2018) A.Baroni, R.Schiavilla, L.E.Marcucci, L.Girlanda, A.Kievsky, A.Lovato, S.Pastore, M.Piarulli, S.Pieper, M.Viviani, R.B.Wiringa Local chiral interactions, the tritium Gamow-Teller matrix element, and the three-nucleon contact term RADIOACTIVITY 3H(β-); calculated Gamow-Teller matrix element, and low energy constants in the contact three-nucleon interaction within the chiral two- and three nucleon interactions including Δ intermediate states, contributions due to loop corrections in the axial current at next-to-next-to-next-to-next-to-leading order (N4LO). Comparison with experimental values.
doi: 10.1103/PhysRevC.98.044003
2018PA05 Phys.Rev. C 97, 014606 (2018) S.Pastore, J.Carlson, V.Cirigliano, W.Dekens, E.Mereghetti, R.B.Wiringa Neutrinoless double-β decay matrix elements in light nuclei RADIOACTIVITY 6,8,10He, 10,12Be, 48Ca, 76Ge, 136Xe(2β-); calculated dimensionless matrix elements for light Majorana-neutrino exchange in 0νββ decay using variational Monte Carlo (VMC) wave functions obtained from the Argonne ν18 two-nucleon potential and Illinois-7 three-nucleon interaction.
doi: 10.1103/PhysRevC.97.014606
2018PA08 Phys.Rev. C 97, 022501 (2018) S.Pastore, A.Baroni, J.Carlson, S.Gandolfi, StevenC.Pieper, R.Schiavilla, R.B.Wiringa Quantum Monte Carlo calculations of weak transitions in A = 6-10 nuclei RADIOACTIVITY 3H, 6He(β-); 10C(β+); 7Be(EC); calculated ab initio Gamow-Teller (GT) reduced matrix elements (RMEs) using variational and Green's function Monte Carlo wave functions (GFMC, VMC)from the Argonne v18 two-nucleon and Illinois-7 three-nucleon interactions, and axial many-body currents from either meson-exchange phenomenology or chiral effective field theory. Comparison with experimental data. Calculations for 3H decay in Supplemental Material (Ref, 32 in paper).
doi: 10.1103/PhysRevC.97.022501
2016BA06 Phys.Rev. C 93, 015501 (2016); Erratum Phys.Rev. C 95, 059901 (2017) A.Baroni, L.Girlanda, S.Pastore, R.Schiavilla, M.Viviani Nuclear axial currents in chiral effective field theory
doi: 10.1103/PhysRevC.93.015501
2014BA49 J.Phys.(London) G41, 123002 (2014) Electromagnetic reactions on light nuclei
doi: 10.1088/0954-3899/41/12/123002
2014PA37 Int.J.Mod.Phys. E23, 1430010 (2014) S.Pastore, F.Myhrer, K.Kubodera An update of muon capture on hydrogen NUCLEAR REACTIONS 1,2H(μ-, X), E not given; analyzed available data; deduced parameters for capture rate. Chiral perturbation theory.
doi: 10.1142/S0218301314300100
2014PA41 Phys.Rev. C 90, 024321 (2014) S.Pastore, R.B.Wiringa, S.C.Pieper, R.Schiavilla Quantum Monte Carlo calculations of electromagnetic transitions in 8Be with meson-exchange currents derived from chiral effective field theory NUCLEAR STRUCTURE 8Be; calculated Green's function Monte Carlo (GFMC) ground-state energies, levels, J, π, E2 and M1 transition matrix elements, isospin-mixed widths, one- and two-body M1 transition densities. Argonne ν18 two-nucleon and Illinois-7 three-nucleon potentials and chiral effective field theory. Comparison with experimental data.
doi: 10.1103/PhysRevC.90.024321
2013DA10 Phys.Rev.Lett. 111, 062502 (2013) V.M.Datar, D.R.Chakrabarty, S.Kumar, V.Nanal, S.Pastore, R.B.Wiringa, S.P.Behera, A.Chatterjee, D.Jenkins, C.J.Lister, E.T.Mirgule, A.Mitra, R.G.Pillay, K.Ramachandran, O.J.Roberts, P.C.Rout, A.Shrivastava, P.Sugathan Electromagnetic Transition from the 4+ to 2+ Resonance in 8Be Measured via the Radiative Capture in 4He+4He NUCLEAR REACTIONS 4He(α, γ), E=19-29 MeV; measured reaction products, Eγ, Iγ; deduced σ; calculated energy levels, proton radii, quadrupole moments, B(E2). Green Function Monte Carlo method, comparison with available data.
doi: 10.1103/PhysRevLett.111.062502
2013PA10 Phys.Rev. C 87, 035503 (2013) S.Pastore, S.C.Pieper, R.Schiavilla, R.B.Wiringa Quantum Monte Carlo calculations of electromagnetic moments and transitions in A≤9 nuclei with meson-exchange currents derived from chiral effective field theory NUCLEAR STRUCTURE 2,3H, 3He, 6,7,8,9Li, 7,9Be, 8,9B, 9C; calculated levels, J, π, isospin, nucleon radii, magnetic dipole moments, electric quadrupole moments, magnetic density, M1 and E2 transition widths and matrix elements. Greens function Monte Carlo (GFMC) calculations using realistic Argonne ν18 two-nucleon and Illinois-7 three-nucleon potentials, with inclusion of two-body meson-exchange current (MEC) operators for magnetic moments and M1 transitions. Comparison with experimental data.
doi: 10.1103/PhysRevC.87.035503
2013PA40 Phys.Rev. C 88, 058501 (2013) S.Pastore, F.Myhrer, K.Kubodera Muon capture rate on hydrogen and the values of gA and gπNN
doi: 10.1103/PhysRevC.88.058501
2013PI01 Phys.Rev. C 87, 014006 (2013) M.Piarulli, L.Girlanda, L.E.Marcucci, S.Pastore, R.Schiavilla, M.Viviani Electromagnetic structure of A=2 and 3 nuclei in chiral effective field theory NUCLEAR STRUCTURE 2H, 3H, 3He; calculated structure function, tensor polarization, charge, isoscalar and isovector magnetic and quadrupole form factors, low-energy constants (LEC). Chiral-effective-field-theory. Chiral or conventional two- and three-nucleon potentials and Monte Carlo methods.
doi: 10.1103/PhysRevC.87.014006
2013WI08 Phys.Rev. C 88, 044333 (2013) R.B.Wiringa, S.Pastore, S.C.Pieper, G.A.Miller Charge-symmetry breaking forces and isospin mixing in 8Be NUCLEAR STRUCTURE 8Be; calculated levels, J, π, isospin-mixing (IM) matrix elements, isovector energy differences of mirror nuclei 8Be and 8Li; evaluated charge-symmetry breaking (CSB) components of the AV18 potential, contribution from one-photon, one-pion, one-ρ, and ρ-ω mixing. Green's function Monte Carlo (GFMC) calculations with realistic Argonne ν18 (AV18) two-nucleon and Illinois-7 three-nucleon potentials. Comparison with experimental data.
doi: 10.1103/PhysRevC.88.044333
2011PA22 Phys.Rev. C 84, 024001 (2011) S.Pastore, L.Girlanda, R.Schiavilla, M.Viviani Two-nucleon electromagnetic charge operator in chiral effective field theory (χEFT) up to one loop
doi: 10.1103/PhysRevC.84.024001
2010GI01 Phys.Rev. C 81, 034005 (2010) L.Girlanda, S.Pastore, R.Schiavilla, M.Viviani Relativity constraints on the two-nucleon contact interaction
doi: 10.1103/PhysRevC.81.034005
2010GI10 Phys.Rev.Lett. 105, 232502 (2010) L.Girlanda, A.Kievsky, L.E.Marcucci, S.Pastore, R.Schiavilla, M.Viviani Thermal Neutron Captures on d and 3He NUCLEAR REACTIONS 2H, 3He(n, γ), E=thermal; calculated wave functions, σ. Comparison with experimental data.
doi: 10.1103/PhysRevLett.105.232502
2009PA34 Phys.Rev. C 80, 034004 (2009) S.Pastore, L.Girlanda, R.Schiavilla, M.Viviani, R.B.Wiringa Electromagnetic currents and magnetic moments in chiral effective field theory χEFT)
doi: 10.1103/PhysRevC.80.034004
2008PA37 Phys.Rev. C 78, 064002 (2008) S.Pastore, R.Schiavilla, J.L.Goity Electromagnetic two-body currents of one- and two-pion range NUCLEAR REACTIONS 1,2H(n, γ), E=thermal; calculated σ, photon polarization parameter. Explicit-field theory.
doi: 10.1103/PhysRevC.78.064002
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