NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = I.R.Afnan Found 50 matches. 2015AF06 Phys.Rev. C 92, 054608 (2015) Resonances in the Λnn system NUCLEAR STRUCTURE 3n; analyzed existence of a resonance in Λnn hypertriton system using a rank-one separable potential formulation of the Hamiltonian, eigenvalues from Faddeev equations in a complex energy plane, and Yamaguchi separable potentials for Λp system. Discussed possibility of measuring Λn interaction and Λnn resonance through 3H(e, e'K) experiment at JLAB.
doi: 10.1103/PhysRevC.92.054608
2014GI06 Few-Body Systems 55, 913 (2014) 6ΛH modeled as 4ΛH + n + n NUCLEAR STRUCTURE 6H, 6He; calculated hypernuclei spectra, J, π, binding energies. Comparison with available data.
doi: 10.1007/s00601-014-0816-4
2013CA02 Phys.Rev. C 87, 015801 (2013) M.E.Carrillo-Serrano, I.C.Cloet, K.Tsushima, A.W.Thomas, I.R.Afnan Variations of nuclear binding with quark masses NUCLEAR STRUCTURE 7Li, 12C, 16O; calculated single-particle energies versus quark masses. 2,3H, 7Li, 12C, 16O; calculated variation of binding energy, and the 1S0 antibound pole position versus quark mass. Quark-meson coupling (QMD) and one boson-exchange (OBE) models. 7Li; calculated abundance using Big Bang nucleosynthesis computer code of Kawano.
doi: 10.1103/PhysRevC.87.015801
2013GI04 Nucl.Phys. A914, 179c (2013) A 4ΛH + n + n model of 6ΛH NUCLEAR STRUCTURE 6H, 6He; calculated hypernuclei binding energy, Q.
doi: 10.1016/j.nuclphysa.2013.02.017
2010AF04 Phys.Rev. C 82, 064002 (2010) Model dependence of the 2H electric dipole moment NUCLEAR STRUCTURE 2H; calculated electric dipole moment (EDM), matrix elements of the dipole operator using separable potential model description. Model dependence of deuteron EDM calculations.
doi: 10.1103/PhysRevC.82.064002
2004AF01 Phys.Rev. C 69, 034010 (2004) Three-body problem with short-range forces: Renormalized equations and regulator-independent results NUCLEAR REACTIONS 2H(n, n), E=low; calculated phase shifts. Effective field theory, comparison with data.
doi: 10.1103/PhysRevC.69.034010
2003AF01 Phys.Rev. C 67, 017001 (2003) Λ-Λ interaction and ΛΛ6He NUCLEAR STRUCTURE 6He; calculated ΛΛ hypernucleus binding energy vs ΛΛ scattering length. One-boson exchange model.
doi: 10.1103/PhysRevC.67.017001
2003AF04 Phys.Rev. C 68, 035201 (2003) I.R.Afnan, F.Bissey, J.Gomez, A.T.Katramatou, S.Liuti, W.Melnitchouk, G.G.Petratos, A.W.Thomas Deep inelastic scattering from A = 3 nuclei and the neutron structure function NUCLEAR REACTIONS 3H, 3He(e, e'X), E=high; analyzed structure functions, EMC effect; deduced ratio of neutron to proton structure functions.
doi: 10.1103/PhysRevC.68.035201
2003AF08 Eur.Phys.J. A 18, 301 (2003) The Bethe-Salpeter equation and the Low Energy Theorems for πN scattering
doi: 10.1140/epja/i2002-10221-7
2002LA27 Phys.Rev. C66, 044001 (2002) Unitarity and the Bethe-Salpeter equation
doi: 10.1103/PhysRevC.66.044001
2001BI12 Phys.Rev. C64, 024004 (2001) F.Bissey, A.W.Thomas, I.R.Afnan Structure Functions for the Three-Nucleon System NUCLEAR STRUCTURE 3H, 3He; calculated nucleon momentum distributions, unpolarized and polarized three-nucleon structure functions.
doi: 10.1103/PhysRevC.64.024004
2000AF26 Phys.Lett. 493B, 36 (2000) I.R.Afnan, F.Bissey, J.Gomez, A.T.Katramatou, W.Melnitchouk, G.G.Petratos, A.W.Thomas Neutron Structure Function and A = 3 Mirror Nuclei NUCLEAR REACTIONS 3H, 3He(e, e'), E=12 GeV; calculated ratio of neutron and proton structure functions. Faddeev wave functions method.
doi: 10.1016/S0370-2693(00)01012-1
2000PH03 Phys.Rev. C61, 044002 (2000) D.R.Phillips, I.R.Afnan, A.G.Henry-Edwards Numerical Renormalization using Dimensional Regularization: A simple test case in the Lippmann-Schwinger equation
doi: 10.1103/PhysRevC.61.044002
2000SA49 Phys.Lett. 493B, 288 (2000) K.Saito, C.Boros, K.Tsushima, F.Bissey, I.R.Afnan, A.W.Thomas Deep Inelastic Scattering on Asymmetric Nuclei NUCLEAR STRUCTURE 3H, 3He; calculated structure functions for deep inelastic scattering, flavor asymmetry features.
doi: 10.1016/S0370-2693(00)01166-7
1999LA19 Phys.Rev. C60, 024608 (1999) Solution of the Bethe-Salpeter Equation for Pion-Nucleon Scattering
doi: 10.1103/PhysRevC.60.024608
1998AF04 Nucl.Phys. A639, 55c (1998) The Ξ- + d → n + Λ + Λ Reaction as a Probe of the ΛΛ Interaction NUCLEAR STRUCTURE 6He; calculated ΛΛ hypernucleus binding energy.
doi: 10.1016/S0375-9474(98)00258-9
1998AF05 Acta Phys.Pol. B29, 2397 (1998) The Dynamics of πN Scattering and the Baryon Spectrum
1998CA12 Nucl.Phys. A631, 776c (1998) S.B.Carr, I.R.Afnan, B.F.Gibson The ΛΛ Interaction and the Ξ- + d → n + Λ + Λ
doi: 10.1016/S0375-9474(98)00108-0
1998CA17 Phys.Rev. C57, 2858 (1998) S.B.Carr, I.R.Afnan, B.F.Gibson Ξ-d → n ΛΛ and ΛΛ Final State Interaction
doi: 10.1103/PhysRevC.57.2858
1997CA54 Nucl.Phys. A625, 143 (1997) S.B.Carr, I.R.Afnan, B.F.Gibson (Λ)(Λ)6He as a ΛΛ Interaction Constraint
doi: 10.1016/S0375-9474(97)00480-6
1997LA30 Phys.Rev. C56, 2387 (1997) Role of Retardation in Three-Dimensional Relativistic Equations
doi: 10.1103/PhysRevC.56.2387
1996PH02 Phys.Rev. C54, 1542 (1996); Erratum Phys.Rev. C55, 3178 (1997) Solving the Four-Dimensional NN-πNN Equations for Scalars below the Meson-Production Threshold
doi: 10.1103/PhysRevC.54.1542
1996PH04 Ann.Phys.(New York) 247, 19 (1996) Covariant Four-Dimensional Scattering Equations for the NN → πNN System
doi: 10.1006/aphy.1996.0037
1995CA09 Nucl.Phys. A585, 315c (1995) S.B.Carr, I.R.Afnan, B.F.Gibson The ΛΛ Interaction and Ξd Cross Sections
doi: 10.1016/0375-9474(94)00584-A
1995VA20 Phys.Rev. C52, 554 (1995) C.H.M.van Antwerpen, I.R.Afnan Gauge Invariant Unitary Theory for Pion Photoproduction
doi: 10.1103/PhysRevC.52.554
1994GI18 Prog.Theor.Phys.(Kyoto), Suppl. 117, 339 (1994) B.F.Gibson, I.R.Afnan, J.A.Carlson, D.R.Lehman Importance of Baryon-Baryon Coupling in Hypernuclei
doi: 10.1143/PTPS.117.339
1994SA39 Phys.Rev. C50, 2756 (1994) How Important is the Three-Nucleon Force ( Question ) NUCLEAR STRUCTURE 3H; calculated three-body force contribution to binding energy. Perturbation theory.
doi: 10.1103/PhysRevC.50.2756
1992ES04 Phys.Rev. C46, 2344 (1992) α-d Resonances and the Low-Lying States of 6Li NUCLEAR STRUCTURE 6Li; calculated levels, width. Three-body models, two-body nonlocal separable interactions, α-d resonances.
doi: 10.1103/PhysRevC.46.2344
1990AF02 Phys.Rev. C41, 2787 (1990) Hypertriton: Δ → Σ Σ → Δ Conversion and Tensor Forces
doi: 10.1103/PhysRevC.41.2787
1989PE05 Phys.Rev. C40, 220 (1989) Three-Body Unitarity, the Cloudy Bag Model, and the Roper Resonance NUCLEAR REACTIONS 1n, 1H(π, π), E ≈ 20-380 MeV; calculated phase shifts vs E. Three-body unitarity, cloudy bag model.
doi: 10.1103/PhysRevC.40.220
1987AF01 Nucl.Phys. A463, 443c (1987) Quark Versus Hadronic Degrees of Freedom in Light Nuclear System NUCLEAR REACTIONS 1H(p-bar, p-bar), E=226 MeV; compiled polarization, spin correlation parameters; 1H(p-bar, γ), E at rest; compiled γ-spectrum; 1H(p, π), E ≤ 1000 MeV; compiled σ; 1H(polarized n, γ), E=478 MeV; compiled analyzing powers; 3He(π+, γ), (π-, γ), E=65 MeV; compiled σ ratio; 1H(π+, π+), (π-, π-), E=67-163 MeV; compiled differential σ.
doi: 10.1016/0375-9474(87)90688-9
1985AF01 Phys.Rev. C31, 986 (1985) Three-Body Unitarity and the K-Matrix Analyses of Dibaryon Resonances NUCLEAR REACTIONS 2H(π, π), E(cm)=25-300 MeV; calculated phase shifts, inelasticities. K-matrix, Faddeev amplitudes.
doi: 10.1103/PhysRevC.31.986
1985AF02 Phys.Rev. C31, 1821 (1985) Polarization Observables in πd → πd and pp → πd and the NN-πNN Equations NUCLEAR REACTIONS 1H(polarized p, π+), E=800 MeV; calculated σ(θ), analyzing power vs θ. 2H(π, π), E=256 MeV; calculated σ(θ), iT11(θ), T22(θ), T20(θ). Nucleon-nucleon plus pion-nucleon-nucleon equation.
doi: 10.1103/PhysRevC.31.1821
1985BL08 Phys.Rev. C31, 1380 (1985) Relatioship between Partial Wave Amplitudes and Polarization Observables in pp → dπ+ and πd → πd NUCLEAR REACTIONS 1H(polarized p, π+), E=567, 383, 800 MeV; calculated σ(θ), polarization transfer, correlation observables vs θ; deduced relation to partial wave amplitudes. Orthogonal function expansion.
doi: 10.1103/PhysRevC.31.1380
1984PE17 Phys.Rev. C30, 2022 (1984) Resonance Poles in Three-Body Systems NUCLEAR REACTIONS 2H(π, π), E ≤ 0-300 MeV; calculated resonance poles; deduced amplitude analytic continuation. Complex plane.
doi: 10.1103/PhysRevC.30.2022
1981AF01 Phys.Rev. C23, 845 (1981) Pion-Deuteron Optical Potential NUCLEAR REACTIONS 2H(π, π), E(cm)=30-130 MeV; calculated σ(E); deduced convergence properties of multiple scattering series.Three-body approach.
doi: 10.1103/PhysRevC.23.845
1981BL12 Phys.Rev. C24, 1572 (1981) Unified Theory of NN → πd, πd → πd, and NN → NN Reactions NUCLEAR REACTIONS 2H(π+, d), E=25-250 MeV; calculated σ(total, E); 1H(p, π+), E=382.9-799.3 MeV; calculated σ(θ); 2H(π+, π+), E=47.7 MeV; calculated σ(θ); 2H(π+, π+), E=50-350 MeV; calculated σ(total, E); 2H(π+, π+), E=140, 256 MeV; calculated iT11(θ, d), T20(θ, d). Nucleon-nucleon phase shift input, unified theory.
doi: 10.1103/PhysRevC.24.1572
1980AF01 Phys.Lett. 93B, 367 (1980) The Effect of Absorption on Low Energy π-d Scattering NUCLEAR REACTIONS 2H(π+, π+), (π+, p), E=47.7 MeV; calculated σ(θ); deduced absorption effects. 1H(p, p), E=380, 425 MeV; calculated phase shifts. Faddeev equations, channel coupling effects.
doi: 10.1016/0370-2693(80)90344-5
1980PA12 Phys.Rev. C22, 823 (1980) G.L.Payne, J.L.Friar, B.F.Gibson, I.R.Afnan Configuration Space Faddeev Calculations. I. Triton Ground State Properties NUCLEAR STRUCTURE 3H; calculated binding energy, wave function, rms radius. Faddeev equations.
doi: 10.1103/PhysRevC.22.823
1978BI02 Phys.Rev. C17, 326 (1978) Three-Nucleon Results for One-Boson-Exchange Potential NUCLEAR STRUCTURE 3H; calculated binding energy. 3He; calculated charge form factor. Faddeev approach.
doi: 10.1103/PhysRevC.17.326
1977AF01 Phys.Rev. C15, 2143 (1977) Mass Extrapolation of the Amplitude for Pion Production in N-N Collision NUCLEAR REACTIONS 2H(π-, 2n); calculated S-wave π production as function of produced pion.
doi: 10.1103/PhysRevC.15.2143
1977AF02 Phys.Rev. C16, 823 (1977) Comparison of the Unitary Pole and Adhikari-Sloan Expansions in the Three-Nucleon System NUCLEAR STRUCTURE 3H; calculated binding energy. 3He; calculated charge form factor.
doi: 10.1103/PhysRevC.16.823
1975AF01 Phys.Rev. C12, 293 (1975) Comparison of Realistic Local and One-Boson-Exchange Potentials in the Three-Nucleon System NUCLEAR STRUCTURE 3H; calculated binding energy, doublet scattering length. Faddeev approach, realistic n-n interactions.
doi: 10.1103/PhysRevC.12.293
1973AF03 Phys.Rev. C8, 1294 (1973) T-Matrix Perturbation Theory for the Three-Nucleon System with the Reid Potential NUCLEAR STRUCTURE 3H; calculated binding energy. T-matrix perturbation theory.
doi: 10.1103/PhysRevC.8.1294
1971AF04 Nucl.Phys. A170, 625 (1971) I.R.Afnan, D.M.Clement, F.J.D.Serduke The Tensor Force in Nuclear Saturation NUCLEAR STRUCTURE 4He; calculated binding energy. Tensor force.
doi: 10.1016/0375-9474(71)90242-9
1971SE08 Phys.Rev. C4, 1002 (1971) Redetermination of the Singlet Effective-Range Parameters of the Mongan Separable Potentials NUCLEAR STRUCTURE 3H; calculated binding energy. Mongan S-wave potential.
doi: 10.1103/PhysRevC.4.1002
1971TH04 Phys.Rev.Lett. 26, 906 (1971) Importance of the D-State Probability of the Deuteron in Threshold p + p→π + d NUCLEAR REACTIONS 1H(p, π), E approx threshold; calculated deuteron D-state probability on threshold. Realistic local, nonlocal separable N-N interactions.
doi: 10.1103/PhysRevLett.26.906
1969AF02 Phys.Rev. 185, 1231 (1969) I.R.Afnan, D.M.Clement, W.W.True Hartree-Fock Descriptions of Excited States in O16 NUCLEAR STRUCTURE 16O; calculated levels. Hartree-Fock method.
doi: 10.1103/PhysRev.185.1231
1969AF03 Phys.Rev. 186, 984 (1969) Cluster Expansion Method in Light Nuclei NUCLEAR STRUCTURE 3H, 4He; calculated binding energy. Cluster expansion method.
doi: 10.1103/PhysRev.186.984
1967AF01 Phys.Rev. 163, 1016 (1967) Shell-Model Theory of Nuclear Reactions in Deformed Nuclei
doi: 10.1103/PhysRev.163.1016
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