NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = S.Krewald Found 121 matches. Showing 1 to 100. [Next]2016TS01 Phys.Rev. C 94, 034306 (2016) V.Tselyaev, N.Lyutorovich, J.Speth, S.Krewald, P.-G.Reinhard Application of an extended random-phase approximation to giant resonances in light-, medium-, and heavy-mass nuclei NUCLEAR REACTIONS 16O, 40,48Ca, 132Sn, 208Pb(γ, X), E*=0-40 MeV; calculated photoabsorption cross sections, fractions of EWSR, energies, widths and other characteristics of giant-monopole resonances (GMR), giant-dipole resonances (GDR), and giant-quadrupole resonances (GQR) using extended random phase approximation (RPA) with time-blocking approximation (TBA). Comparison with experimental data.
doi: 10.1103/PhysRevC.94.034306
2015AC01 Phys.Rev. C 91, 034620 (2015) O.Achakovskiy, A.Avdeenkov, S.Goriely, S.Kamerdzhiev, S.Krewald Impact of phonon coupling on the photon strength function NUCLEAR STRUCTURE 110,112,116,118,120,122,124,132,136Sn, 58,62,68,72Ni; calculated E1 strength function, average radiative width. QRPA, quasiparticle time blocking approximation. Comparison with experimental data. NUCLEAR REACTIONS 115,119Sn(n, γ), E=0.007-10 MeV; calculated σ(E).QRPA, Quasiparticle time blocking approximation. Comparison with experimental data.
doi: 10.1103/PhysRevC.91.034620
2014RO13 Eur.Phys.J. A 50, 101 (2014), Erratum Eur.Phys.J. A 51, 63 (2015) D.Ronchen, M.Doring, F.Huang, H.Haberzettl, J.Haidenbauer, C.Hanhart, S.Krewald, U.-G.Meissner, K.Nakayama Photocouplings at the pole from pion photoproduction NUCLEAR REACTIONS 1H(γ, π0), (γ, π+), E≈1.08-2.35 GeV; calculated, analyzed σ, σ(θ), beam asymmetry, target asymmetry using semi-phenomenological approach with dynamical CC model; deduced photocoupling resonance parameters from the fit to the data.
doi: 10.1140/epja/i2014-14101-3
2014SA54 Phys.Atomic Nuclei 77, 1033 (2014) E.E.Saperstein, O.I.Achakovskiy, S.P.Kamerdzhiev, S.Krewald, J.Speth, S.V.Tolokonnikov Phonon coupling effects in magnetic moments of magic and semimagic nuclei NUCLEAR STRUCTURE 188,190,192,194,196,198,200,202,204,206,207,208,209Pb, 187,189,191,193,195,197,199,201,203,205,207Tl, 209Bi, 100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134Sn, 105,107,109,111,113,115,117,119,121,123,125,127In, 115,117,119,121,123,125,127,129,131,133Sb; calculated energy levels, J, π, magnetic moments, B(E2). Comparison with experimental data.
doi: 10.1134/S1063778814080122
2014SP02 Nucl.Phys. A928, 17 (2014) J.Speth, S.Krewald, F.Grummer, P.-G.Reinhard, N.Lyutorovich, V.Tselyaev Landau-Migdal vs. Skyrme NUCLEAR STRUCTURE 208Pb; calculated E0, E1, E2 excitation γ strength functions using RPA with approximation for Landau-Migdal interaction and usin g full Skyrme interaction.
doi: 10.1016/j.nuclphysa.2014.03.023
2013RO13 Eur.Phys.J. A 49, 44 (2013) D.Ronchen, M.Doring, F.Huang, H.Haberzettl, J.Haidenbauer, C.Hanhart, S.Krewald, U.-G.Meissner, K.Nakayama Coupled-channel dynamics in the reactions πN → πN, ηN, KΛ, KΣ
doi: 10.1140/epja/i2013-13044-5
2013SA42 Europhys.Lett. 103, 42001 (2013) E.E.Saperstein, S.Kamerdzhiev, S.Krewald, J.Speth, S.V.Tolokonnikov A model for phonon coupling contributions to electromagnetic moments of odd spherical nuclei NUCLEAR STRUCTURE 187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211Tl, 99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131In, 101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133Sb; calculated magnetic moments. Theory of Finite Fermi Systems (TFFS), comparison with experimental data.
doi: 10.1209/0295-5075/103/42001
2012HU02 Phys.Rev. C 85, 054003 (2012) F.Huang, M.Doring, H.Haberzettl, J.Haidenbauer, C.Hanhart, S.Krewald, U.-G.Meissner, K.Nakayama Pion photoproduction in a dynamical coupled-channels model
doi: 10.1103/PhysRevC.85.054003
2012LY02 Phys.Rev.Lett. 109, 092502 (2012) N.Lyutorovich, V.I.Tselyaev, J.Speth, S.Krewald, F.Grummer, P.-G.Reinhard Self-Consistent Calculations of the Electric Giant Dipole Resonances in Light and Heavy Nuclei NUCLEAR REACTIONS 16O, 40Ca, 208Pb(γ, X), E<40 MeV; calculated σ, electric giant dipole resonances. Skyrme interaction, comparison with available data.
doi: 10.1103/PhysRevLett.109.092502
2012TO07 Eur.Phys.J. A 48, 70 (2012) S.V.Tolokonnikov, S.Kamerdzhiev, S.Krewald, E.E.Saperstein, D.Voitenkov Quadrupole moments of spherical semi-magic nuclei within the self-consistent Theory of Finite Fermi Systems NUCLEAR MOMENTS 39,41Ca, 85,87Kr, 87,89Sr, 89,91Zr, 101,103,105,107,109,111,113,115,117,119,121,123,125,127,129,131Sn, 135,137Xe, 137,139Ba, 141,143Nd, 143,145Sm, 147Gd, 197,199,201,205,211Pb, 39K, 41Sc, 87Rb, 105,107,109,111,113,115,117,119,121,123,125,127In, 115,119,121,123Sb, 137Cs, 139La, 141Pr, 145Eu, 205Tl, 203,205,207,209,213Bi; calculated quadrupole moments using self-consistent Finite Fermi Systems with two different functionals. Compared with data.
doi: 10.1140/epja/i2012-12070-1
2012VO03 Phys.Rev. C 85, 054319 (2012) D.Voitenkov, S.Kamerdzhiev, S.Krewald, E.E.Saperstein, S.V.Tolokonnikov Self-consistent calculations of quadrupole moments of the first 2+ states in Sn and Pb isotopes NUCLEAR MOMENTS 100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134Sn, 190,192,194,196,198,200,202,204,206,208Pb; calculated static quadrupole moments of first 2+ states. Ground state correlations. Dependence of quadrupole moment on neutron access. Self-consistent calculations based on quasiparticle random-phase approximation (QRPA) and energy density functionals. Comparison with experimental data.
doi: 10.1103/PhysRevC.85.054319
2011AV04 Phys.Rev. C 83, 064316 (2011) A.Avdeenkov, S.Goriely, S.Kamerdzhiev, S.Krewald Self-consistent calculations of the strength function and radiative neutron capture cross section for stable and unstable tin isotopes NUCLEAR STRUCTURE 100,110,112,114,120,124,132,136,142,150,156,166,176Sn; calculated E1 strength functions, integral characteristics of GDR versus A, giant-dipole and pygmy-dipole resonances (GDR, PDR), neutron and proton transitional densities using self-consistent microscopic theory as well as standard quasiparticle random phase approximation (QRPA, QTBA). Comparison with experimental data. Discussed properties of GDR and PDR. NUCLEAR REACTIONS 123,131,149Sn(n, γ), E=0.001-10 MeV; calculated neutron capture cross sections obtained with E1 strength functions calculated within the QRPA, QTBA, and Kopecky-Uhl approaches.
doi: 10.1103/PhysRevC.83.064316
2011CE05 Phys.Rev. C 84, 015205 (2011) S.Ceci, M.Doring, C.Hanhart, S.Krewald, U.-G.Meissner, A.Svarc Relevance of complex branch points for partial wave analysis
doi: 10.1103/PhysRevC.84.015205
2011DO02 Nucl.Phys. A851, 58 (2011) M.Doring, C.Hanhart, F.Huang, S.Krewald, U.-G.Meissner, D.Ronchen The reaction π+p → K+ Σ+ in a unitary coupled-channels model
doi: 10.1016/j.nuclphysa.2010.12.010
2011TO13 Phys.Rev. C 84, 064324 (2011) S.V.Tolokonnikov, S.Kamerdzhiev, D.Voitenkov, S.Krewald, E.E.Saperstein Effects of density dependence of the effective pairing interaction on the first 2+ excitations and quadrupole moments of odd nuclei NUCLEAR STRUCTURE 182,184,186,188,190,192,194,196,198,200,202,204,206,208,210,212,214Pb, 102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134Sn; calculated level energies, B(E2) of first 2+ states, diagonal matrix elements of effective proton quadrupole field. 200Pb, 118Sn; calculated proton and neutron transition densities. 204Pb, 116Sn; calculated static proton and neutron effective fields. 105,107,109,111,113,115,117,119,121,123,125,127In, 109,111,113,115,117,119,121, 123,125Sn, 115,117,119,121,123Sb, 205Tl, 191,193,195,197,199,201,203,205,209Pb, 203,205,209Bi; calculated quadrupole moments. Self-consistent theory of finite Fermi systems based on energy density functionals. Comparison with experimental data.
doi: 10.1103/PhysRevC.84.064324
2010HU12 Eur.Phys.J. A 44, 81 (2010) F.Huang, A.Sibirtsev, J.Haidenbauer, S.Krewald, U.-G.Meissner Backward pion-nucleon scattering
doi: 10.1140/epja/i2010-10930-2
2010SI16 Eur.Phys.J. A 44, 169 (2010) A.Sibirtsev, J.Haidenbauer, S.Krewald, U.-G.Meissner Primakoff effect in η -photoproduction off protons
doi: 10.1140/epja/i2010-10961-7
2010SI28 Eur.Phys.J. A 45, 357 (2010) A.Sibirtsev, J.Haidenbauer, H.-W.Hammer, S.Krewald, U.-G.Meissner Proton-proton scattering above 3 GeV/c
doi: 10.1140/epja/i2010-11014-1
2010SI29 Eur.Phys.J. A 46, 359 (2010) A.Sibirtsev, J.Haidenbauer, S.Krewald, U.-G.Meissner Analysis of recent η photoproduction data
doi: 10.1140/epja/i2010-11049-2
2009DO15 Nucl.Phys. A829, 170 (2009) M.Doring, C.Hanhart, F.Huang, S.Krewald, U.-G.Meissner Analytic properties of the scattering amplitude and resonances parameters in a meson exchange model
doi: 10.1016/j.nuclphysa.2009.08.010
2009HU08 Eur.Phys.J. A 40, 77 (2009) F.Huang, A.Sibirtsev, S.Krewald, C.Hanhart, J.Haidenbauer, U.-G.Meissner Pion-nucleon charge exchange amplitudes above 2 GeV
doi: 10.1140/epja/i2008-10728-9
2009KR04 Int.J.Mod.Phys. E18, 1425 (2009) PYGMY dipole resonances
doi: 10.1142/S0218301309013750
2009SI13 Eur.Phys.J. A 40, 65 (2009) A.Sibirtsev, J.Haidenbauer, F.Huang, S.Krewald, U.-G.Meissner Backward pion photoproduction
doi: 10.1140/epja/i2008-10743-x
2009SI29 Eur.Phys.J. A 41, 71 (2009) A.Sibirtsev, J.Haidenbauer, S.Krewald, U.-G.Meissner, A.W.Thomas Neutral pion photoproduction at high energies
doi: 10.1140/epja/i2009-10771-0
2009TS03 Phys.Rev. C 79, 034309 (2009) V.Tselyaev, J.Speth, S.Krewald, E.Litvinova, S.Kamerdzhiev, N.Lyutorovich, A.Avdeenkov, F.Grummer Description of the giant monopole resonance in the even-A 112-124Sn isotopes within a microscopic model including quasiparticle-phonon coupling NUCLEAR STRUCTURE 90Zr, 110,112,114,116,118,120,122,124,132Sn, 144Sm, 208Pb; calculated strength distribution, mean energies and widths of isoscalar giant-monopole resonances (ISGMR) using two microscopic models: quasiparticle random phase approximation (QRPA) and quasiparticle time blocking approximation (QTBA) with self-consistence scheme based on Hartree-Fock+Bardeen-Cooper-Schrieffer (HF+BCS) approximation and Skyrme energy functional. Comparison with experimental data.
doi: 10.1103/PhysRevC.79.034309
2008LY03 Eur.Phys.J. A 37, 381 (2008) N.Lyutorovich, J.Speth, A.Avdeenkov, F.Grummer, S.Kamerdzhiev, S.Krewald, V.I.Tselyaev Self-consistent calculations within the Green's function method including particle-phonon coupling and the single-particle continuum NUCLEAR STRUCTURE 132Sn, 208Pb; calculated levels, J, π, B(E1), GDR, photoabsorption σ, isoscalar/isovector quadrupole strength distributions using a quasiparticle time blocking approximation. Comparison with RPA and data.
doi: 10.1140/epja/i2008-10638-x
2007SI03 Eur.Phys.J. A 31, 221 (2007) A.Sibirtsev, J.Haidenbauer, S.Krewald, U.-G.Meissner, A.W.Thomas K(K-bar) photoproduction from protons NUCLEAR REACTIONS 1H(γ, K+K-), E=1.8-3.8 GeV; analyzed data; deduced contribution from Drell mechanism, possible hyperon resonance, other reaction mechanism features.
doi: 10.1140/epja/i2006-10216-4
2007SI31 Eur.Phys.J. A 34, 49 (2007) A.Sibirtsev, J.Haidenbauer, S.Krewald, T.-S.H.Lee, U.-G.Meissner, A.W.Thomas Regge approach to charged pion photoproduction at invariant energies above 2 GeV
doi: 10..1140/epja/i2007-10482-6
2007TE05 Phys.Lett. B 647, 104 (2007) G.Tertychny, V.Tselyaev, S.Kamerdzhiev, F.Grummer, S.Krewald, J.Speth, A.Avdeenkov, E.Litvinova Microscopic description of the low lying and high lying electric dipole strength in stable Ca isotopes NUCLEAR STRUCTURE 40,44,48Ca; calculated B(E1), electric dipole strength distribution, GDR. Extended theory of finite Fermi systems.
doi: 10.1016/j.physletb.2007.01.069
2007TE08 Nucl.Phys. A788, 159c (2007) G.Tertychny, V.Tselyaev, S.Kamerdzhiev, F.Grummer, S.Krewald, J.Speth, E.Litvinova, A.Avdeenkov Pygmy dipole resonance in stable Ca isotopes NUCLEAR STRUCTURE 40,44,48Ca; calculated B(E1), electric dipole strength distribution, transition densities. Extended theory of finite Fermi systems using RPA. Comparison with data.
doi: 10.1016/j.nuclphysa.2007.01.077
2007TS01 Phys.Rev. C 75, 014315 (2007) V.Tselyaev, J.Speth, F.Grummer, S.Krewald, A.Avdeenkov, E.Litvinova, G.Tertychny Extended theory of finite Fermi systems: Application to the collective and noncollective E1 strength in 208Pb NUCLEAR STRUCTURE 208Pb; calculated levels, J, π, E1 strength distribution, transition densities. Extended theory of finite Fermi systems.
doi: 10.1103/PhysRevC.75.014315
2007VI01 Int.J.Mod.Phys. E16, 249 (2007) X.Vinas, V.I.Tselyaev, V.B.Soubbotin, S.Krewald Quasilocal density functional theory for nuclei including pairing correlations NUCLEAR STRUCTURE 16O, 40,48Ca, 90Zr, 132Sn, 208Pb; calculated binding energies, radii. 198,200,202,204,206,210,212Pb; calculated binding energies. 100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132Sn; calculated pair gap energies. Density functional theory.
doi: 10.1142/S0218301307005697
2006HA43 Phys.Rev. C 74, 045202 (2006) H.Haberzettl, K.Nakayama, S.Krewald Gauge-invariant approach to meson photoproduction including the final-state interaction NUCLEAR REACTIONS 1H(γ, π0), E=140-400 MeV; calculated σ. 1H(γ, π0), (γ, π+), 1n(γ, π-), E=180, 220, 340, 390 MeV; calculated σ(θ). Gauge-invariant approach, comparison with data.
doi: 10.1103/PhysRevC.74.045202
2006KR11 Phys.Rev.C 74, 064310 (2006) S.Krewald, V.B.Soubbotin, V.I.Tselyaev, X.Vinas Density matrix functional theory that includes pairing correlations NUCLEAR STRUCTURE 100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132Sn; calculated ground-state energies, two-neutron separation energies, related features. Quasilocal density matrix functional theory with pairing correlations.
doi: 10.1103/PhysRevC.74.064310
2006SA29 Phys.Atomic Nuclei 69, 1119 (2006) P.Saviankou, F.Grummer, E.Epelbaum, S.Krewald, U.-G.Meissner Effective Field Theory Approach to Nuclear Matter NUCLEAR STRUCTURE 8,10,12,14,16,18,20,22C, 12,14,16,18,20,22,24,26O, 16,18,20,22,24,26,28,30,32Ne, 20,22,24,26,28,30,32,34,36Mg; calculated binding energies, radii. Effective field theory approach.
doi: 10.1134/S1063778806070040
2006SC15 Eur.Phys.J. A 28, 107 (2006) S.Schneider, S.Krewald, Ulf-G.Meissner The reaction πN → ππN in a meson-exchange approach NUCLEAR REACTIONS 1H(π+, 2π+), (π+, π+π0), (π-, π-π0), (π-, 2π0), E=150-450 MeV; calculated σ, resonance effects. 1H(π+, 2π+), E=223-305 MeV; calculated σ(θ). Meson exchange model, comparisons with data.
doi: 10.1140/epja/i2006-10030-0
2006SI15 Eur.Phys.J. A 27, 269 (2006) A.Sibirtsev, J.Haidenbauer, H.-W.Hammer, S.Krewald Resonances and final-state interactions in the reaction pp → pK+Λ NUCLEAR REACTIONS 1H(p, pK+X), E=high; analysed Λ hyperon production σ, partial scattering amplitudes, invariant mass spectra, angular correlation effects and proton-hyperon final state interaction.
doi: 10.1140/epja/i2005-10268-x
2006SI32 J.Phys.(London) G32, R395 (2006) A.Sibirtsev, J.Haidenbauer, S.Krewald, Ulf.-G.Meissner Kaon-deuteron scattering at low energies NUCLEAR REACTIONS 2H(K+, K+), (K+, K+n), (K+, K0p), E at 252-790 MeV/c; 1H(K+, K+), E at 434-689 MeV/c; 1n(K+, K+), E at 434-780 MeV/c; analyzed σ(θ). Single-scattering impulse approximation.
doi: 10.1088/0954-3899/32/11/R02
2006VI04 Phys.Atomic Nuclei 69, 1207 (2006) X.Vinas, V.I.Tselyaev, S.Krewald, V.B.Soubbotin Quasilocal Density Functional Theory in Nuclei and Its Extension to Include Pairing Correlations NUCLEAR STRUCTURE 16O, 40,48Ca, 90Zr, 132Sn, 208Pb; calculated binding energies, radii, neutron and proton separation energies. Density functional theory with pairing correlations.
doi: 10.1134/S1063778806070180
2006ZY01 Phys.Rev.Lett. 96, 012002 (2006) I.Zychor, V.Koptev, M.Buscher, A.Dzyuba, I.Keshelashvili, V.Kleber, H.R.Koch, S.Krewald, Y.Maeda, S.Mikirtichyants, M.Nekipelov, H.Stroher, C.Wilkin Evidence for an Excited Hyperon State in pp → pK+Y0 NUCLEAR REACTIONS 1H(p, pK+X), E at 3.65 GeV/c; measured missing mass spectra; deduced possible neutral hyperon resonance.
doi: 10.1103/PhysRevLett.96.012002
2005GR17 Eur.Phys.J. A 25, 159 (2005) V.Yu.Grishina, L.A.Kondratyuk, A.Sibirtsev, M.Buscher, S.Krewald, U.-G.Meissner, F.P.Sassen The K-α scattering length and the reaction dd → α K+K- NUCLEAR REACTIONS 2H(d, K+K-), E ≈ threshold; calculated final state interaction enhancement factor, invariant mass distribution. Multiple scattering approach.
doi: 10.1140/epja/i2005-10089-y
2005SI01 Eur.Phys.J. A 23, 491 (2005) A.Sibirtsev, J.Haidenbauer, S.Krewald, Ulf-G.Meissner Analysis of Θ+ production in K+-Xe collisions NUCLEAR REACTIONS Xe(K+, K0p), E at 400-550 MeV/c; analyzed outgoing particles effective mass spectra, resonance contributions. Meson-exchange model.
doi: 10.1140/epja/i2004-10094-8
2005ZY01 Nucl.Phys. A755, 403c (2005) I.Zychor, V.Koptev, M.Buscher, A.Dzyuba, I.Keshelashvili, V.Kleber, R.Koch, S.Krewald, Y.Maeda, S.Mikirtichyants, M.Nekipelov, H.Stroher, C.Wilkin Indication of an excited hyperon state in pp collisions with ANKE at COSY-Julich NUCLEAR REACTIONS 1H(p, K+X), E at 3.65 GeV/c; measured missing mass spectra; deduced hyperon resonance.
doi: 10.1016/j.nuclphysa.2005.03.045
2004SI29 Phys.Lett. B 601, 132 (2004) A.Sibirtsev, M.Buscher, V.Yu.Grishina, C.Hanhart, L.A.Kondratyuk, S.Krewald, U.-G.Meissner Determination of the (K-bar)0d scattering length from the reaction pp → d(K-bar)0)K+ NUCLEAR REACTIONS 1H(p, K+K0), E=2.65 GeV; analyzed mass spectra; deduced scattering lengths.
doi: 10.1016/j.physletb.2004.09.044
2003SA56 Eur.Phys.J. A 18, 197 (2003) F.P.Sassen, S.Krewald, J.Speth t-dependence of pion production in π-p → π0π0n NUCLEAR REACTIONS 1H(π-, 2π0), E not given; analyzed data; deduced form factors, possible role of kaon-antikaon molecular state.
doi: 10.1140/epja/i2002-10306-3
2003SC37 Eur.Phys.J. A 18, 421 (2003) S.Schneider, A.Sibirtsev, Ch.Elster, J.Haidenbauer, S.Krewald, J.Speth ηN final-state interaction in incoherent photoproduction of η-mesons from the deuteron NUCLEAR REACTIONS 2H(γ, X), E=630-681 MeV; calculated η-meson production σ, σ(θ), final-state interaction effects.
doi: 10.1140/epja/i2002-10250-2
2003SI04 Phys.Rev. C 67, 055201 (2003) A.Sibirtsev, K.Tsushima, S.Krewald Systematic Regge theory analysis of ω photoproduction NUCLEAR REACTIONS 1H(γ, X), E ≈ 1-130 GeV; analyzed ω meson production σ, σ(E, θ); deduced Pomeron exchange contribution, related features. Regge theory.
doi: 10.1103/PhysRevC.67.055201
2003SP03 Nucl.Phys. A721, 679c (2003) J.Speth, F.P.Sassen, S.Krewald Meson-Production and the Structure of Scalar Mesons
doi: 10.1016/S0375-9474(03)01151-5
2002SI08 Phys.Rev. C65, 044007 (2002) A.Sibirtsev, S.Schneider, Ch.Elster, J.Haidenbauer, S.Krewald, J.Speth ηN Final State Interaction in Incoherent Photoproduction of η Mesons from the Deuteron Near Threshold NUCLEAR REACTIONS 2H(γ, X), E=620-800 MeV; calculated η meson production σ; deduced role of final state interactions. Comparison with data.
doi: 10.1103/PhysRevC.65.044007
2002SI14 Phys.Rev. C65, 067002 (2002) A.Sibirtsev, S.Schneider, Ch.Elster, J.Haidenbauer, S.Krewald, J.Speth Incoherent η Photoproduction from the Deuteron Near Threshold NUCLEAR REACTIONS 2H(γ, npX), E=620-680 MeV; calculated η meson photoproduction σ, σ(θ). Impulse approximation plus corrections, comparison with data.
doi: 10.1103/PhysRevC.65.067002
2001SP01 Nucl.Phys. A680, 328c (2001) J.Speth, O.Krehl, S.Krewald, C.Hanhart The Structure of the Roper Resonance
doi: 10.1016/S0375-9474(00)00438-3
2001WA13 Nucl.Phys. A684, 429c (2001) A Meson-Theoretical Explanation of the f0(980) Production Puzzle in the Reaction π-p → π0π0n
doi: 10.1016/S0375-9474(01)00448-1
2001WA22 Yad.Fiz. 64, No 4, 750 (2001); Phys.Atomic Nuclei 64, 691 (2001) A Meson-Theoretical Explanation of the f0 (980)-Production Puzzle in the Reaction π-p → π0π0n NUCLEAR REACTIONS 1H(π-, 2π0), E at 18.3, 38 GeV/c; analyzed partial wave amplitudes; deduced meson dynamics effects.
doi: 10.1134/1.1368225
2000KR11 Phys.Rev. C62, 025207 (2000) O.Krehl, C.Hanhart, S.Krewald, J.Speth What is the Structure of the Roper Resonance ?
doi: 10.1103/PhysRevC.62.025207
1999BO50 Phys.Rev. C60, 055212 (1999) R.Bockmann, C.Hanhart, O.Krehl, S.Krewald, J.Speth πNN Vertex Function in a Meson-Theoretical Model
doi: 10.1103/PhysRevC.60.055212
1999CH15 Phys.Lett. 455B, 13 (1999) B.Q.Chen, Z.Y.Ma, F.Grummer, S.Krewald Neutron Rich Nuclei in Density Dependent Relativistic Hartree-Fock Theory with Isovector Mesons NUCLEAR STRUCTURE Ca; calculated binding energies, radii for A=30-70. 40,70Ca; calculated neutron densities; deduced Fock exchange term effects, meson contributions. Density-dependent relativistic Hartree-Fock theory.
doi: 10.1016/S0370-2693(99)00428-1
1999KR21 Phys.Rev. C60, 055206 (1999) O.Krehl, C.Hanhart, S.Krewald, J.Speth What Does ' ρ Exchange ' in πN Scattering Mean ?
doi: 10.1103/PhysRevC.60.055206
1998CH01 J.Phys.(London) G24, 97 (1998) B.Q.Chen, Z.Y.Ma, F.Grummer, S.Krewald Relativistic Mean-Field Theory Study of Proton Halos in the 2s1d Shell NUCLEAR STRUCTURE 24,25,26,27,28,29P, 26,27,28,29,30,31S; calculated one-, two-proton separation energies, density distributions; 31P, 24,25,26,27,28,30Si; calculated density distributions; deduced proton halo candidates. Relativistic mean-field theory.
doi: 10.1088/0954-3899/24/1/013
1998CH30 Acta Phys.Pol. B29, 2223 (1998) B.Q.Chen, Z.Y.Ma, F.Grummer, S.Krewald The Role of Fock Terms and Isovector Mesons in Relativistic Hartree-Fock Calculations for Neutron Rich Nuclei NUCLEAR STRUCTURE Ca; calculated binding energies, proton, neutron radii for A=30-70; deduced Fock term, vector mesons contributions.
1998CH31 Chin.Phys.Lett. 15, 636 (1998) B.-Q.Chen, Z.Y.Ma, S.Krewald, F.Grummer Contribution of Fock Term to Properties of Exotic Nuclei NUCLEAR STRUCTURE Z=40; A=30-70; calculated binding energies, proton, neutron radii. 40,70Ca; calculated neutron density distributions; deduced Fock exchange term contributions for exotic nuclei. Density-dependent relativistic Hartree-Fock theory.
doi: 10.1088/0256-307X/15/9/005
1998KR27 Acta Phys.Pol. B29, 3073 (1998) πN → ηN Cross Sections and the Influence of Baryonic Resonances
1998NA31 Acta Phys.Pol. B29, 2519 (1998) K.Nakayama, S.Krewald, J.Speth Possible Role of the ρN Coupling in Pion Photo-Production
1997GR31 Bull.Rus.Acad.Sci.Phys. 61, 1925 (1997) F.Grummer, B.Q.Chen, Z.Y.Ma, S.Krewald Bulk Properties of Light Deformed Nuclei Derived from a Medium-Modified Meson-Exchange Interaction NUCLEAR STRUCTURE Z=6-12; calculated radii, charge density, deformations for even-even nuclei. Medium-modified meson-exchange interaction.
1997KO38 Z.Phys. A358, 445 (1997) Strangeness in the Nucleon and the Ratio of Proton-to-Neutron Neutrino-Induced Quasi-Elastic Yield NUCLEAR REACTIONS 12C(ν, ν'), (ν-bar, ν-bar'), E not given; calculated proton-to-neutron yield ratio. Nucleon electroweak form factors from three flavor pseudoscalar vector meson soliton model.
doi: 10.1007/s002180050353
1996GR21 Phys.Lett. 387B, 673 (1996) F.Grummer, B.Q.Chen, Z.Y.Ma, S.Krewald Bulk Properties of Light Deformed Nuclei Derived from a Medium-Modified Meson-Exchange Interaction NUCLEAR STRUCTURE 8,10,12,14,16,18,20,22C, 16,18,20,22,24,26,28,30,32Ne, 12,14,16,18,20,22,24,26O, 20,22,24,26,28,30,32,34,36Mg; calculated energy per nucleon, nucleon charge densities rms radii, deformations in some cases. Deformed HFB, medium modified meson exchange interaction.
doi: 10.1016/0370-2693(96)01126-4
1996JE04 Phys.Rev. C54, 2066 (1996) S.Jeschonnek, S.Krewald, A.Szczurek Final State Charge Exchange Interactions in the 12C(e, e'p) Reaction NUCLEAR REACTIONS 12C(e, e'p), E=855.1 MeV; analyzed spectral function data; deduced final state interaction, off-shell effects role. Continuum RPA, channel coupling, direct, Pauli exchange diagrams.
doi: 10.1103/PhysRevC.54.2066
1996MA45 Nucl.Phys. A608, 305 (1996) Z.-Y.Ma, J.Speth, S.Krewald, B.-Q.Chen, A.Reuber Hypernuclei with Meson-Exchange Hyperon-Nucleon Interactions NUCLEAR STRUCTURE A=12-208; calculated Λ hypernuclei single particle levels, other aspects. Relativistic mean field theory.
doi: 10.1016/S0375-9474(96)00169-8
1995CH68 J.Phys.(London) G21, 1759 (1995) B.Q.Chen, Z.Y.Ma, S.Krewald, F.Grummer Properties of Proton and Neutron Rich Nuclei in the Vicinity of 100Sn in Relativistic Mean Field Theory NUCLEAR STRUCTURE 100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,132,134Sn, 78Ni, 80Zn, 82Ge, 84Se, 86Kr, 88Sr, 90Zr, 92Mo, 94Ru, 96Pd, 98Cd; calculated binding energy per nucleon, nucleon rms radii. Relativistic mean field theory, effective interactions.
doi: 10.1088/0954-3899/21/12/011
1995HA10 Phys.Lett. 344B, 55 (1995) Faddeev Approach to the Octet and Decuplet Baryons
doi: 10.1016/0370-2693(94)01532-H
1995WI04 Phys.Rev. C51, 566 (1995) R.A.Williams, S.Krewald, K.Linen Vector Resonances and Electromagnetic Nucleon Structure NUCLEAR STRUCTURE 1n, 1H; calculated charge radii, electric, magnetic form factors. Hybrid vector meson dominance formalism.
doi: 10.1103/PhysRevC.51.566
1994JE04 Nucl.Phys. A570, 599 (1994) S.Jeschonnek, A.Szczurek, G.Co, S.Krewald Finite-State Interaction Effects in Exclusive and Inclusive Quasi-Elastic scattering from 12C NUCLEAR REACTIONS 12C(e, e'p), (e, e'n), E not given; calculated spectral function vs missing momentum. 12C(e, e'), E not given; calculated longitudinal, transverse response functions. Final state interactions.
doi: 10.1016/0375-9474(94)90075-2
1994KO03 Phys.Rev. C49, 1122 (1994) E.Kolbe, K.Langanke, S.Krewald Neutrino-Induced Reactions on 12C within the Continuum Random Phase Approximation NUCLEAR REACTIONS 12C(ν, μ-), E=125-300 MeV; calculated σ(E), differential σ. 12C(ν, e-), (ν, ν'), E not given; calculated σ. Different interactions, different mechanisms for production of ν.
doi: 10.1103/PhysRevC.49.1122
1993GA20 Phys.Rev. C48, 1919 (1993) G.Garvey, E.Kolbe, K.Langanke, S.Krewald Role of Strange Quarks in Quasielastic Neutrino Scattering NUCLEAR REACTIONS 12C(ν, ν'n), (ν, ν'p), (ν-bar, ν-bar'n), (ν-bar, ν-bar'p), E not given; calculated neutron, proton yield ratio; deduced strange quarks role. Continiuum RPA.
doi: 10.1103/PhysRevC.48.1919
1992DR02 Phys.Rev. C45, R2560 (1992) S.Drozdz, S.Krewald, A.Szczurek Density Effects in the (e, e'p) Reaction NUCLEAR REACTIONS 12C(e, e'p), (e, e'n), E not given; calculated σ(E(e'), θ(e'), θ(nucleon)), separate p3/2, s1/2 contributions; deduced density dependence of rescattering processes. Channel-coupling, mean field distorting potential.
doi: 10.1103/PhysRevC.45.R2560
1992GA14 Phys.Lett. 289B, 249 (1992) G.T.Garvey, S.Krewald, E.Kolbe, K.Langanke Strange Quark Contributions to Neutrino Induced Quasielastic Scattering NUCLEAR REACTIONS 12C(ν, ν'n), (ν, ν'p), E=200 MeV; calculated angle integrated σ, proton-to-neutron yield ratio; deduced strange quark axial form factor sensitivity to yield ratio.
doi: 10.1016/0370-2693(92)91214-T
1992KO06 Phys.Rev. C45, 2464 (1992) E.Kolbe, K.Langanke, S.Krewald Comparison of Inelastic Neutrino and Antineutrino Scattering on Nuclei NUCLEAR REACTIONS 12C, 16O(ν, ν'), (ν-bar, ν-bar'), E=29.8 MeV; calculated inelastic scattering angle integrated σ. Other target nuclei studied. Continuum RPA.
doi: 10.1103/PhysRevC.45.2464
1992KO07 Nucl.Phys. A540, 599 (1992) E.Kolbe, K.Langanke, S.Krewald, F.-K.Thielemann Inelastic Neutrino Scattering on 12C and 16O Above the Particle Emission Threshold NUCLEAR REACTIONS 12C(ν, ν'), E ≈ 20-35 MeV; 16O(ν, ν'), E ≈ 12-38 MeV; 12C(ν-bar, ν-bar'), (ν-bar, e+), (ν, e-), E ≈ 15-40 MeV; 16O(ν-bar, ν-bar'), (ν-bar, e+), (ν, e-), E ≈ 13-39 MeV; calculated angle integrated σ. Extended continuum RPA theory.
doi: 10.1016/0375-9474(92)90175-J
1992NI03 Phys.Lett. 281B, 208 (1992) E.N.Nikolov, M.Bergmann, Chr.V.Christov, K.Goeke, A.N.Antonov, S.Krewald Nucleon Properties in a Medium and Quasielastic Electron Scattering NUCLEAR REACTIONS 12C, 40,48Ca, 56Fe, 208Pb(e, e'X), E not given; calculated longitudinal, transverse response functions. Relativistic Fermi gas model.
doi: 10.1016/0370-2693(92)91130-2
1991BU04 Ann.Phys.(New York) 208, 346 (1991) M.Buballa, S.Drozdz, S.Krewald, J.Speth Nuclear Electromagnetic Response within Continuum RPA Theory NUCLEAR REACTIONS 12C(e, e'), E < 200 MeV; calculated longitudinal, transverse response function components. Continuum RPA.
doi: 10.1016/0003-4916(91)90299-N
1991BU07 Phys.Rev. C44, 810 (1991) M.Buballa, S.Drozdz, S.Krewald, A.Szczurek Final-State-Interaction Effects in the (e, e'p) Reaction NUCLEAR REACTIONS 4He(e, e'p), E not given; analyzed data; deduced mean field scattering role. Meson exchange potential.
doi: 10.1103/PhysRevC.44.810
1991TE01 Phys.Rev. C43, R2049 (1991) N.Teruya, C.A.Bertulani, S.Krewald, H.Dias, M.S.Hussein Hybrid Random-Phase-Approximation-Cluster Model for the Dipole Strength Function of 11Li NUCLEAR REACTIONS 208Pb(11Li, X), E=800 MeV/nucleon; calculated electromagnetic excitation σ. Hybrid RPA-cluster model. NUCLEAR STRUCTURE 11Li; calculated dipole strength distribution. Hybrid RPA-cluster model.
doi: 10.1103/PhysRevC.43.R2049
1990BE22 Phys.Lett. 243B, 185 (1990) M.Bergmann, K.Goeke, S.Krewald Medium Effects in Quasi-Elastic Electron Scattering NUCLEAR REACTIONS 40Ca(e, e'), E not given; calculated longitudinal, transverse response function. Nambu-Jona-Lasinio model form factors.
doi: 10.1016/0370-2693(90)90837-V
1990BU27 Nucl.Phys. A517, 61 (1990) M.Buballa, A.Gattone, R.De Haro, R.Jessenberger, S.Krewald Decay of the Giant Dipole and Quadrupole Resonances in 16O NUCLEAR REACTIONS 16O(e, e'p), (e, e'α), E not given; calculated proton, α- angle-integrated σ. 16O(γ, X), E=20-28 MeV; calculated σ(E). 16O deduced giant resonance decay features. RPA based model.
doi: 10.1016/0375-9474(90)90260-S
1989DR05 Nucl.Phys. A501, 487 (1989) S.Drozdz, M.Buballa, S.Krewald, J.Speth Many-Body Coherence Effects in Quasielastic Electron Scattering NUCLEAR REACTIONS 12C(e, e'X), E not given; calculated longitudinal, transverse response functions. Many-body coherence effects.
doi: 10.1016/0375-9474(89)90143-7
1989KR03 Phys.Lett. 222B, 338 (1989) Modifications of the Proton Charge Form Factor in Nuclear Matter NUCLEAR STRUCTURE 1n; calculated rms radius. 1H; calculated rms radius, charge form factor in nuclear matter. Two-phase model.
doi: 10.1016/0370-2693(89)90319-5
1987NA14 Nucl.Phys. A470, 573 (1987) K.Nakayama, S.Drozdz, S.Krewald, J.Speth Quasiparticle Relativistic G-Matrix Interaction NUCLEAR STRUCTURE 208Pb, 16O, 40Ca; calculated breathing mode 0+ state energy, B(λ). Relativistic G-matrix.
doi: 10.1016/0375-9474(87)90588-4
1986KR03 Nucl.Phys. A448, 685 (1986) S.Krewald, A.M.Lallena, J.S.Dehesa Particle-Vibration Coupling and Exchange-Current Effects on the Magnetic Electron-Scattering Form Factor NUCLEAR REACTIONS 208Pb, 16O(e, e'), E not given; calculated form factors; deduced exchange currents role. Particle-vibration coupling.
doi: 10.1016/0375-9474(86)90437-9
1986LA15 Phys.Rev. C34, 332 (1986) A.M.Lallena, J.S.Dehesa, S.Krewald Nuclear Macroscopic Properties and Pionic Exchange Currents in (e, e') Processes NUCLEAR REACTIONS 16O, 208Pb(e, e'), E not given; calculated form factors. High spin magnetic stretched states, meson exchange currents, effective pion propagator approximation.
doi: 10.1103/PhysRevC.34.332
1985CO01 Nucl.Phys. A433, 392 (1985) A Model for Particle Emission Induced by Electron Scattering NUCLEAR REACTIONS 16O(γ, X), E=15-40 MeV; calculated σ(E). 16O(e, e'p), E=100, 180 MeV; calculated σ(θ(e), θp, E(e'), Ep). Continuum RPA.
doi: 10.1016/0375-9474(85)90273-8
1985DE16 Nucl.Phys. A436, 573 (1985) J.S.Dehesa, S.Krewald, A.Lallena, T.W.Donnelly Meson Exchange-Current Effects in Heavy Nuclei NUCLEAR REACTIONS 16O, 208Pb(e, e'), E not given; calculated magnetic state excitation form factors. Meson exchange current effects.
doi: 10.1016/0375-9474(85)90549-4
1984CO07 Phys.Lett. 137B, 145 (1984) Theoretical Analysis of Proton Decay of Electro-Excited Carbon NUCLEAR REACTIONS 12C(γ, X), E=15-40 MeV; calculated σ(E). RPA. 12C(e, e'p), E not given; analyzed σ(θ(e'), E(e'), θp). 12C deduced possible 2+, 0+ resonances below GDR. Continuum RPA, final state interactions.
doi: 10.1016/0370-2693(84)90218-1
1984LA28 Phys.Lett. 146B, 294 (1984) A.M.Lallena, J.S.Dehesa, S.Krewald Meson Exchange Current Effects in the Electroexcitation of Magnetic States in Closed Shell Nuclei NUCLEAR REACTIONS 16O, 208Pb(e, e'), E not given; calculated transverse form factors. Microscopic approach, meson exchange effects.
doi: 10.1016/0370-2693(84)91699-X
1984NA26 Phys.Lett. 148B, 399 (1984) K.Nakayama, S.Krewald, J.Speth Test of the Nuclear Matter G-Matrix Interaction in Nuclear Structure Calculations NUCLEAR STRUCTURE 16O; calculated levels, Γ, B(λ). 208Pb; calculated levels, B(λ). G-matrix, one-boson exchange model.
doi: 10.1016/0370-2693(84)90726-3
1983BR03 Phys.Rev.Lett. 50, 658 (1983) Crucial Test for the Δ(1232)-Hole Effect: (n, p) vs (p, n) NUCLEAR REACTIONS 208Pb(n, p), E not given; calculated σ(θ); deduced isobar-hole state role in charge exchange process. Born approximation.
doi: 10.1103/PhysRevLett.50.658
1982DE33 Nucl.Phys. A388, 265 (1982) The Decay Width of Higher Multipole Giant Resonances NUCLEAR STRUCTURE 208Pb, 16O; calculated B(λ) strength distribution, transition charge density, EWSR. RPA, Fourier-Bessel transition density expansion.
doi: 10.1016/0375-9474(82)90417-1
1982DE40 Phys.Rev. C26, 1649 (1982) Compression Mode Strength in 208Pb NUCLEAR STRUCTURE 208Pb; calculated compression mode EWSR. RPA, Landau-Migdal interaction.
doi: 10.1103/PhysRevC.26.1649
1982OS03 Phys.Rev.Lett. 49, 11 (1982) F.Osterfeld, S.Krewald, J.Speth, T.Suzuki Effect of the Δ(1232) Isobar in 48Ca(p, n) Cross Sections NUCLEAR REACTIONS 48Ca(p, n), E=160 MeV; analyzed σ(θ); deduced isobar effects. 48Sc levels deduced isobar quenching dependence on multipolarity. Microscopic model.
doi: 10.1103/PhysRevLett.49.11
1981IZ01 Nucl.Phys. A357, 471 (1981) T.Izumoto, S.Krewald, A.Faessler Nuclear Matter Approach to the Heavy-Ion Optical Potential (II). Imaginary part NUCLEAR REACTIONS 16O(16O, 16O), E=80 MeV; 40Ca(16O, 16O), E=104, 214, 310 MeV; 40Ca(40Ca, 40Ca), E=240 MeV; calculated σ(θ). Nuclear matter approach to heavy ion potentials.
doi: 10.1016/0375-9474(81)90232-3
1981KE01 Phys.Rev.Lett. 46, 103 (1981) S.Krewald, F.Osterfeld, J.Speth, G.E.Brown Nuclear-Structure Effects Connected with Charge-Exchange Resonances NUCLEAR STRUCTURE 208Pb, 208Bi; calculated GDR, IAR, Gamow-Teller resonance energies. Generalized Landau-Migdal interaction, dynamical RPA, collective effects. NUCLEAR REACTIONS 208Pb(p, n), E=120 MeV; calculated σ(θ). 208Bi deduced nuclear structure effects associated with Gamow-Teller resonance, IAS. Generalized Landau-Migdal interaction, dynamical RPA, collective effects.
doi: 10.1103/PhysRevLett.46.103
1981KR14 Phys.Rev. C24, 966 (1981) S.Krewald, A.Djaloeis, S.Gopal Empirical Constraints on the 16O + 40Ca Optical Potential NUCLEAR REACTIONS 40Ca(16O, 16O), E(cm)=35.7 MeV; analyzed σ(θ). Optical model, spline parametrization.
doi: 10.1103/PhysRevC.24.966
Back to query form [Next] |