NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = W.Cosyn Found 25 matches. 2020CO14 Phys.Rev. C 102, 065204 (2020) Polarized electron-deuteron deep-inelastic scattering with spectator nucleon tagging NUCLEAR REACTIONS 2H(e-, e-'), E in GeV region; calculated polarized deuteron Light-front (LF) spectral function and nucleon momentum distributions using covariant spin density matrix formalism to describe general deuteron polarization in collider experiments, and light-front (LF) quantum mechanics to factorize nuclear and nucleonic structure in the deep inelastic scattering (DIS) process; proposed practical procedures for neutron spin structure extraction from the tagged deuteron spin asymmetries for applications in future DIS facilities such as JLab upgrade to 12 GeV, and electron-ion collider (EIC) at Brookhaven National Laboratory with E(cm)=20-100 GeV.
doi: 10.1103/PhysRevC.102.065204
2019CO13 Phys.Lett. B 799, 135035 (2019) Neutron spin structure from polarized deuteron DIS with proton tagging NUCLEAR REACTIONS 2H(polarized E, X)1H, E ∼ 100 MeV; calculated the longitudinal spin asymmetries in polarized tagged deep-inelastic scattering.
doi: 10.1016/j.physletb.2019.135035
2019RY04 Phys.Rev. C 100, 054620 (2019) J.Ryckebusch, W.Cosyn, T.Vieijra, C.Casert Isospin composition of the high-momentum fluctuations in nuclei from asymptotic momentum distributions NUCLEAR STRUCTURE 4He, 9Be, 12C, 16O, 27Al, 40Ar, 40,48Ca, 56Fe, 63Cu, 84Kr, 108Ag, 124Xe, 197Au, 208Pb; calculated proton and neutron short-range correlations (SRC) scaling factors, relative probability of nucleon-pair (pp, pn, nn, np) SRC in a specific nucleus relative to the deuteron in the framework of low-order correlation operator approximation (LCA). Discussed impact the variations of the magnitude of the European Muon Collaboration (EMC) effect across nuclei.
doi: 10.1103/PhysRevC.100.054620
2017CO12 Int.J.Mod.Phys. E26, 1730004 (2017) Nuclear final-state interactions in deep inelastic scattering off the lightest nuclei NUCLEAR REACTIONS 2H(E, X)1H, E=1.25, 1.5, 1.73, 2.0, 2.4 GeV; calculated QCD mass dependent parameters. Comparison with experimental data for tagged protons.
doi: 10.1142/S0218301317300041
2016CO03 Phys.Rev. C 93, 034608 (2016) C.Colle, W.Cosyn, J.Ryckebusch Final-state interactions in two-nucleon knockout reactions NUCLEAR REACTIONS 12C, 27Al, 56Fe, 208Pb(e, e'pp), (e, e'np), E at 0-600 MeV/c; calculated momentum distribution in the plane-wave limit of the ejected nucleons with and without RMSGA attenuation corrections, normalized θ12 distributions, cross-section ratios and corresponding transparencies, mass dependence of single-charge exchange (SCX) probabilities and two-nucleon knockout transparencies; deduced impact of final-state interactions (FSI) in short-range correlations (SRC)-driven exclusive A(e, e'pN) processes. Relativistic multiple-scattering Glauber approximation (RMSGA).
doi: 10.1103/PhysRevC.93.034608
2016CO07 Phys.Rev. C 93, 055205 (2016) High-x structure function of the virtually free neutron NUCLEAR REACTIONS 2H(e, e'p), E=4.23, 5.27 GeV; analyzed Ratio R of the Barely Off-shell Nucleon Structure (BONuS) data to plane-wave model as a function of spectator cosθs, and compared to virtual nucleon approximation (VNA) and final-state interactions (FSI) calculations in the present work; deduced high-x structure function of the neutron using pole extrapolation method in semi-inclusive scattering from deuteron with a tagged recoil proton.
doi: 10.1103/PhysRevC.93.055205
2015CO13 Phys.Rev. C 92, 024604 (2015) C.Colle, O.Hen, W.Cosyn, I.Korover, E.Piasetzky, J.Ryckebusch, L.B.Weinstein Extracting the mass dependence and quantum numbers of short-range correlated pairs from A(e, e'p) and A(e, e'pp) scattering NUCLEAR REACTIONS 12C, 27Al, 56Fe, 208Pb(e, e'p), (e, e'pp), E=5.014 GeV; analyzed experimental data collected in 2004 for one- and two-proton knockouts using CEBAF Large Acceptance Spectrometer (CLAS); deduced distribution of cosine of the angle γ between the missing momentum of the leading proton and the recoil proton, mass dependence of cross-section ratios and of the number of pp and pn short-range correlated (SRC) pairs. Comparison with reaction-model calculation for scattering from close-proximity pairs.
doi: 10.1103/PhysRevC.92.024604
2015RY02 J.Phys.(London) G42, 055104 (2015) J.Ryckebusch, M.Vanhalst, W.Cosyn Stylized features of single-nucleon momentum distributions NUCLEAR STRUCTURE 2H, 4He, 9Be, 12C, 16O, 27Al, 40,48Ca, 56Fe, 108Ag; calculated momentum dependence, single-nucleon momentum distribution, rms radii; deduced method for calculations of nuclear short-range correlations (SRC). Comparison with available data.
doi: 10.1088/0954-3899/42/5/055104
2014CO02 Phys.Rev. C 89, 014612 (2014) W.Cosyn, W.Melnitchouk, M.Sargsian Final-state interactions in inclusive deep-inelastic scattering from the deuteron
doi: 10.1103/PhysRevC.89.014612
2014CO05 Phys.Rev. C 89, 024603 (2014) C.Colle, W.Cosyn, J.Ryckebusch, M.Vanhalst Factorization of exclusive electron-induced two-nucleon knockout NUCLEAR REACTIONS 12C, 27Al, 56Fe, 208Pb(e, e'2p), E in GeV region; calculated factorized cross section and momentum distributions for two-nucleon knockout reaction. Short-range correlations. Relevance to experiments at Jefferson Laboratory (JLab).
doi: 10.1103/PhysRevC.89.024603
2014MO25 J.Phys.(London) G41, 105109 (2014) P.Monaghan, R.Shneor, R.Subedi, B.D.Anderson, K.Aniol, J.Annand, J.Arrington, H.B.Benaoum, F.Benmokhtar, P.Bertin, W.Bertozzi, W.Boeglin, J.P.Chen, S.Choi, E.Chudakov, C.Ciofi degli Atti, E.Cisbani, W.Cosyn, B.Craver, C.W.de Jager, R.J.Feuerbach, E.Folts, S.Frullani, F.Garibaldi, O.Gayou, S.Gilad, R.Gilman, O.Glamazdin, J.Gomez, O.Hansen, D.W.Higinbotham, T.Holmstrom, H.Ibrahim, R.Igarashi, E.Jans, X.Jiang, L.Kaufman, A.Kelleher, A.Kolarkar, E.Kuchina, G.Kumbartzki, J.J.LeRose, R.Lindgren, N.Liyanage, D.J.Margaziotis, P.Markowitz, S.Marrone, M.Mazouz, D.Meekins, R.Michaels, B.Moffit, H.Morita, S.Nanda, C.F.Perdrisat, E.Piasetzky, M.Potokar, V.Punjabi, Y.Qiang, J.Reinhold, B.Reitz, G.Ron, G.Rosner, J.Ryckebusch, A.Saha, B.Sawatzky, J.Segal, A.Shahinyan, S.Sirca, K.Slifer, P.Solvignon, V.Sulkosky, N.Thompson, P.E.Ulmer, G.M.Urciuoli, E.Voutier, K.Wang, J.W.Watson, L.B.Weinstein, B.Wojtsekhowski, S.Wood, H.Yao, X.Zheng, L.Zhu Measurement of the 12C(e, e'p)11B two-body breakup reaction at high missing momentum NUCLEAR REACTIONS 12C(E, E'P), E200-400 MeV; measured reaction products, Ep, Ip; deduced σ(θ, E). Comparison with WS+Glauber calculations.
doi: 10.1088/0954-3899/41/10/105109
2014PA06 Phys.Rev. C 89, 024601 (2014) V.Pandey, N.Jachowicz, J.Ryckebusch, T.Van Cuyck, W.Cosyn Quasielastic contribution to antineutrino-nucleus scattering NUCLEAR REACTIONS 12C(ν-bar, μ+)X, E=700 MeV; calculated quasielastic (QE) contribution to double differential σ as function of Tμ and cosθμ. Comparison with the MiniBooNE experimental double-differential σ data. Impulse approximation (IA) and nonrelativistic continuum random phase approximation (CRPA) approach with Skyrme type nucleon-nucleon interaction.
doi: 10.1103/PhysRevC.89.024601
2013CO14 Phys.Rev. C 87, 064608 (2013) Nuclear ρ meson transparency in a relativistic Glauber model
doi: 10.1103/PhysRevC.87.064608
2013RO06 Phys.Rev. C 87, 028202 (2013) G.Ron, W.Cosyn, E.Piasetzky, J.Ryckebusch, J.Lichtenstadt Nuclear density dependence of in-medium polarization NUCLEAR REACTIONS 12C(polarized e, e'p)11B, E at <250 MeV/c; calculated effective densities for protons removed from the s- and p-shells, expected in-medium modification effects. Chiral quark soliton (CQS), and quark meson coupling (QMC) models. Proposed measurement of polarization transfer components for proton knockout from s- or p-shell.
doi: 10.1103/PhysRevC.87.028202
2012VA07 Phys.Rev. C 86, 044619 (2012) M.Vanhalst, J.Ryckebusch, W.Cosyn Quantifying short-range correlations in nuclei
doi: 10.1103/PhysRevC.86.044619
2011CO02 Few-Body Systems 49, 77 (2011) Modeling Final-State Interactions with a Relativistic Multiple-Scattering Approximation, Relativistic Description of Two- and Three-Body Systems in Nuclear Physics, ECT*, October 19-23 2009
doi: 10.1007/s00601-010-0115-7
2011CO12 Phys.Rev. C 84, 014601 (2011) Final-state interactions in semi-inclusive deep inelastic scattering off the deuteron
doi: 10.1103/PhysRevC.84.014601
2011RY03 Phys.Rev. C 83, 054601 (2011) J.Ryckebusch, W.Cosyn, M.Vanhalst Density dependence of quasifree single-nucleon knockout reactions NUCLEAR REACTIONS 4He, 12C, 56Fe, 208Pb(e, e'p), (p, 2p), E not given; calculated function δ(r, θ), radial reaction probability densities δ(r), average density and radius as a function of target mass, momentum distributions. Quasifree single-nucleon knockout reactions. Impulse approximation and relativized extension of Glauber multiple-scattering reaction theory.
doi: 10.1103/PhysRevC.83.054601
2011VA11 Phys.Rev. C 84, 031302 (2011) M.Vanhalst, W.Cosyn, J.Ryckebusch Counting the number of correlated pairs in a nucleus NUCLEAR REACTIONS 4He, 9Be, 12C, 27Al, 40Ca, 48Ca, 56Fe, 63Cu, 108Ag, 197Au(e, e'), E not given; calculated relative quantum numbers l=s, p, d, f, g, h, i for number of proton-neutron, proton-proton, and neutron-neutron pairs in relative S states, a2(A/2H) coefficients for A=4-200. Comparison with experimental data. Power law for proton-neutron pairs.
doi: 10.1103/PhysRevC.84.031302
2009CO10 Phys.Rev. C 80, 011602 (2009) Density dependence of single-proton and two-proton knockout reactions under quasifree conditions NUCLEAR REACTIONS 12C(e, e'p), (γ, 2p), (p, 2p), E not given; calculated average effective nuclear densities and rms radii in one-proton and two-proton knockout reactions in a relativistic framework.
doi: 10.1103/PhysRevC.80.011602
2008CO04 Phys.Rev. C 77, 034602 (2008) W.Cosyn, M.C.Martinez, J.Ryckebusch Color transparency and short-range correlations in exclusive pion photo- and electroproduction from nuclei NUCLEAR REACTIONS 4He, 12C, 27Al, 64Cu, 197Au(γ, πX), (e, e'πX), E not given; calculated nuclear transparencies for pion and photoelectron production. Comparison with experimental data.
doi: 10.1103/PhysRevC.77.034602
2007CL04 Phys.Rev.Lett. 99, 242502 (2007) B.Clasie, X.Qian, J.Arrington, R.Asaturyan, F.Benmokhtar, W.Boeglin, P.Bosted, A.Bruell, M.E.Christy, E.Chudakov, W.Cosyn, M.M.Dalton, A.Daniel, D.Day, D.Dutta, L.El Fassi, R.Ent, H.C.Fenker, J.Ferrer, N.Fomin, H.Gao, K.Garrow, D.Gaskell, C.Gray, T.Horn, G.M.Huber, M.K.Jones, N.Kalantarians, C.E.Keppel, K.Kramer, A.Larson, Y.Li, Y.Liang, A.F.Lung, S.Malace, P.Markowitz, A.Matsumura, D.G.Meekins, T.Mertens, G.A.Miller, T.Miyoshi, H.Mkrtchyan, R.Monson, T.Navasardyan, G.Niculescu, I.Niculescu, Y.Okayasu, A.K.Opper, C.Perdrisat, V.Punjabi, A.W.Rauf, V.M.Rodriquez, D.Rohe, J.Ryckebusch, J.Seely, E.Segbefia, G.R.Smith, M.Strikman, M.Sumihama, V.Tadevosyan, L.Tang, V.Tvaskis, A.Villano, W.F.Vulcan, F.R.Wesselmann, S.A.Wood, L.Yuan, X.C.Zheng Measurement of Nuclear Transparency for the A(e, e'π+) Reaction NUCLEAR REACTIONS 2H, 12C, 27Al, 63Cu, 197Au(e, e'π+), E=4.021-5.767 GeV; measured electron and pion energies. Deduced nuclear transparency.
doi: 10.1103/PhysRevLett.99.242502
2007RY02 Eur.Phys.J. A 31, 585 (2007) J.Ryckebusch, W.Cosyn, B.Van Overmeire, C.Martinez The transparency of nuclei to nucleons and pions in a relativistic Glauber approximation NUCLEAR REACTIONS 4He(γ, π-p), Eγ=1.6-4.5 GeV; 12C(p, 2p), Ep=1 GeV; measured σ, compared to model calculations.
doi: 10.1140/epja/i2006-10227-1
2006CO19 Phys.Rev.C 74, 062201 (2006) W.Cosyn, M.C.Martinez, J.Ryckebusch, B.Van Overmeire Nuclear transparencies from photoinduced pion production NUCLEAR REACTIONS 4He, 12C, 16O, 56Fe, 208Pb(γ, pπ-), E=high; calculated transparency.
doi: 10.1103/PhysRevC.74.062201
2006VA08 Phys.Rev. C 73, 064603 (2006) B.Van Overmeire, W.Cosyn, P.Lava, J.Ryckebusch Relativistic eikonal description of A(p, pN) reactions NUCLEAR REACTIONS 12C(p, 2p), E=1 GeV; 16O, 40Ca(p, np), E=1 GeV; 4He(p, 2p), E=250 MeV; calculated initial- and final-state interaction effects, σ(E, θ), related quantities. Relativistic eikonal approximation, comparisons with data.
doi: 10.1103/PhysRevC.73.064603
Back to query form |