NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = M.Belkacem Found 37 matches. 2002HU11 Phys.Rev. C66, 014903 (2002) P.Huovinen, M.Belkacem, P.J.Ellis, J.I.Kapusta Dileptons and Photons from Coarse-Grained Microscopic Dynamics and Hydrodynamics Compared to Experimental Data NUCLEAR REACTIONS Au, Pb(Pb, X), E=158 GeV/nucleon; calculated dilepton and photon spectra. Relativistic hydrodynamics, comparison with data.
doi: 10.1103/PhysRevC.66.014903
2001EL07 Phys.Rev. C64, 035202 (2001) V.L.Eletsky, M.Belkacem, P.J.Ellis, J.I.Kapusta Properties of ρ and ω Mesons at Finite Temperature and Density as Inferred from Experiment
doi: 10.1103/PhysRevC.64.035202
2001MI19 Phys.Lett. 509B, 204 (2001) P.M.Milazzo, G.Vannini, M.Sisto, C.Agodi, R.Alba, G.Bellia, M.Belkacem, M.Bruno, M.Colonna, N.Colonna, R.Coniglione, M.D'Agostino, A.Del Zoppo, L.Fabbietti, P.Finocchiaro, F.Gramegna, I.Iori, K.Loukachine, C.Maiolino, G.V.Margagliotti, P.F.Mastinu, E.Migneco, A.Moroni, P.Piattelli, R.Rui, D.Santonocito, P.Sapienza, P.Ventura Contemporary Presence of Dynamical and Statistical Production of Intermediate Mass Fragments in Midperipheral 58Ni + 58Ni Collisions at 30 MeV/nucleon NUCLEAR REACTIONS 58Ni(58Ni, X), E=30 MeV/nucleon; measured intermediate mass fragments isotopic yields, energy and angular distributions; deduced quasiprojectile and quasitarget sources, related reaction mechanism features.
doi: 10.1016/S0370-2693(01)00478-6
2001SO06 J.Phys.(London) G27, 449 (2001) S.Soff, D.Zschiesche, M.Bleicher, C.Hartnack, M.Belkacem, L.Bravina, E.Zabrodin, S.A.Bass, H.Stocker, W.Greiner Enhanced Strange Particle Yields-Signal of a Phase of Massless Particles ?
doi: 10.1088/0954-3899/27/3/324
2001WO01 Phys.Rev. C63, 014903 (2001) S.M.H.Wong, M.Belkacem, J.I.Kapusta, S.A.Bass, M.Bleicher, H.Stocker Bremsstrahlung from a Microscopic Model of Relativistic Heavy Ion Collisions NUCLEAR REACTIONS 197Au(197Au, X), E=high; calculated bremsstrahlung Eγ, Iγ(θ), related features. Microscopic transport model.
doi: 10.1103/PhysRevC.63.014903
2000BL11 Phys.Lett. 485B, 133 (2000) M.Bleicher, M.Belkacem, S.A.Bass, S.Soff, H.Stocker Enhanced Antiproton Production in Pb(160 A GeV) + Pb Reactions: Evidence for quark gluon matter ? NUCLEAR REACTIONS 1H(p, X), E(cm)=2-60 GeV; Pb(Pb, X), E=160 GeV/nucleon; analyzed antiproton yields, centrality dependence; deduced possible in-medium effects.
doi: 10.1016/S0370-2693(00)00643-2
1999AO02 Phys.Rev. C60, 065211 (1999) Symmetry Conserving Nonperturbative s-Wave Renormalization of the Pion in a Hot and Baryon-Dense Medium
doi: 10.1103/PhysRevC.60.065211
1999BA52 Prog.Part.Nucl.Phys. 42, 313 (1999) S.A.Bass, H.Weber, C.Ernst, M.Bleicher, M.Belkacem, L.Bravina, S.Soff, H.Stocker, W.Greiner Reaction Dynamics in Pb + Pb at the CERN/SPS: From partonic degrees of freedom to freeze-out NUCLEAR REACTIONS Pb(Pb, X), E=160 GeV/nucleon; calculated energy density, reaction dynamics features.
doi: 10.1016/S0146-6410(99)00086-1
1999BL15 J.Phys.(London) G25, 1859 (1999) M.Bleicher, E.Zabrodin, C.Spieles, S.A.Bass, C.Ernst, S.Soff, L.Bravina, M.Belkacem, H.Weber, H.Stocker, W.Greiner Relativistic Hadron-Hadron Collisions in the Ultra-Relativistic Quantum Molecular Dynamics Model
doi: 10.1088/0954-3899/25/9/308
1999BR07 J.Phys.(London) G25, 351 (1999) L.V.Bravina, M.Brandstetter, M.I.Gorenstein, E.E.Zabrodin, M.Belkacem, M.Bleicher, S.A.Bass, C.Ernst, M.Hofmann, S.Soff, H.Stocker, W.Greiner Local Thermal and Chemical Equilibration and the Equation of State in Relativistic Heavy Ion Collisions
doi: 10.1088/0954-3899/25/2/024
1999BR27 Phys.Lett. 459B, 660 (1999) L.V.Bravina, M.I.Gorenstein, E.E.Zabrodin, S.A.Bass, M.Belkacem, M.Bleicher, M.Brandstetter, M.Hofmann, S.Soff, C.Spieles, H.Weber, H.Stockerand, W.Greiner Equilibrium and Non-Equilibrium Effects in Nucleus-Nucleus Collisions NUCLEAR REACTIONS 197Au(197Au, X), E=10.7 GeV/nucleon; Pb(Pb, X), E=40, 160 GeV/nucleon; analyzed data; deduced equlibrium, non-equilibrium effects. Ultrarelativistic quantum molecular dynamics.
doi: 10.1016/S0370-2693(99)00692-9
1999BR30 Phys.Rev. C60, 024904 (1999) L.V.Bravina, E.E.Zabrodin, M.I.Gorenstein, S.A.Bass, M.Belkacem, M.Bleicher, M.Brandstetter, C.Ernst, M.Hofmann, L.Neise, S.Soff, H.Weber, H.Stocker, W.Greiner Local Equilibrium in Heavy Ion Collisions: Microscopic model versus statistical model analysis NUCLEAR REACTIONS 197Au(197Au, X), E=10.7 GeV/nucleon; Pb(Pb, X), E=40, 160 GeV/nucleon; analyzed particle yields, spectra; deduced no local equilibrium. Microscopic, macroscopic models compared.
doi: 10.1103/PhysRevC.60.024904
1999BR54 Nucl.Phys. A661, 600c (1999) L.V.Bravina, E.E.Zabrodin, M.I.Gorenstein, S.A.Bass, M.Belkacem, M.Bleicher, M.Brandstetter, C.Ernst, A.Faessler, W.Greiner, S.Soff, H.Stocker, H.Weber Equilibrium and Non-Equilibrium Effects in Relativistic Heavy Ion Collisions NUCLEAR REACTIONS 197Au(197Au, X), E=11.7 GeV/nucleon; Pb(Pb, X), E=160 GeV/nucleon; analyzed fragment spectra; deduced equilibrium and non-equilibrium effects. Microscopic transport model.
doi: 10.1016/S0375-9474(99)85097-0
1999SC23 Prog.Part.Nucl.Phys. 42, 279 (1999) S.Scherer, S.A.Bass, M.Bleicher, M.Belkacem, L.Bravina, J.Brachmann, A.Dumitru, C.Ernst, L.Gerland, M.Hofmann, L.Neise, M.Reiter, S.Soff, C.Spieles, H.Weber, E.Zabrodin, D.Zschiesche, J.A.Maruhn, H.Stocker, W.Greiner Critical Review of Quark Gluon Plasma Signatures
doi: 10.1016/S0146-6410(99)00083-6
1998BA86 Phys.Rev.Lett. 81, 4092 (1998) S.A.Bass, M.Belkacem, M.Brandstetter, M.Bleicher, L.Gerland, J.Konopka, L.Neise, C.Spieles, S.Soff, H.Weber, H.Stocker, W.Greiner Are We Close to an Equilibrated Quark-Gluon Plasma ? Nonequilibrium Analysis of Particle Production in Ultrarelativistic Heavy Ion Collisions NUCLEAR REACTIONS 1H(p, X), 197Au(S, X), Pb(Pb, X), E=high; calculated hadron yields, ratios; deduced rapidity dependence, secondary interactions role. Microscopic transport model, nonequilibrium kinetic theory. Comparison with data.
doi: 10.1103/PhysRevLett.81.4092
1998BB06 Prog.Part.Nucl.Phys. 41, 255 (1998) S.A.Bass, M.Belkacem, M.Bleicher, M.Brandstetter, L.Bravina, C.Ernst, L.Gerland, M.Hoffmann, S.Hofmann, J.Konopka, G.Mao, L.Neise, S.Soff, C.Spieles, H.Weber, L.A.Winckelmann, H.Stocker, W.Greiner, Ch.Hartnack, J.Aichelin, N.Amelin Microscopic Models for Ultrarelativistic Heavy Ion Collisions
doi: 10.1016/S0146-6410(98)00058-1
1998BE53 Phys.Rev. C58, 1727 (1998) M.Belkacem, M.Brandstetter, S.A.Bass, M.Bleicher, L.Bravina, M.I.Gorenstein, J.Konopka, L.Neise, C.Spieles, S.Soff, H.Weber, H.Stocker, W.Greiner Equation of State, Spectra, and Composition of Hot and Dense Infinite Hadronic Matter in a Microscopic Transport Model
doi: 10.1103/PhysRevC.58.1727
1998BL13 Nucl.Phys. A638, 391c (1998) M.Bleicher, L.Gerland, C.Spieles, A.Dumitru, S.Bass, M.Belkacem, M.Brandstetter, C.Ernst, L.Neise, S.Soff, H.Weber, H.Stocker, W.Greiner Fluctuations and Inhomogenities of Energy Density and Isospin in Pb + Pb at the SPS NUCLEAR REACTIONS Pb(Pb, X), E=160 GeV/nucleon; calculated central collisions energy density, pion channel particle number; deduced fluctuations, possible DCC signal.
doi: 10.1016/S0375-9474(98)00392-3
1998BL15 Phys.Lett. 435B, 9 (1998) M.Bleicher, M.Belkacem, C.Ernst, H.Weber, L.Gerland, C.Spieles, S.A.Bass, H.Stocker, W.Greiner Can Momentum Correlations Prove Kinetic Equilibration in Heavy Ion Collisions at 160 AGeV ? NUCLEAR REACTIONS Pb(Pb, X), E=160 GeV/nucleon; calculated fragments transverse momentum distributions; deduced meson-meson, meson-baryon, baryon-baryon contributions.
doi: 10.1016/S0370-2693(98)00831-4
1998BR22 Phys.Lett. 434B, 379 (1998) L.V.Bravina, M.I.Gorenstein, M.Belkacem, S.A.Bass, M.Bleicher, M.Brandstetter, M.Hofmann, S.Soff, C.Spieles, H.Weber, H.Stocker, W.Greiner Local Thermodynamical Equilibrium and the Equation of State of Hot, Dense Matter Created in Au + Au Collisions at AGS NUCLEAR REACTIONS 197Au(197Au, X), E=10.7 GeV/nucleon; calculated central collision region thermodynamic features, particle yields, spectra. Ultrarelativistic quantum molecular dynamics.
doi: 10.1016/S0370-2693(98)00624-8
1998ER02 Phys.Rev. C58, 447 (1998) C.Ernst, S.A.Bass, M.Belkacem, H.Stocker, W.Greiner Intermediate Mass Excess of Dilepton Production in Heavy Ion Collisions at Relativistic Energies NUCLEAR REACTIONS 1,2H(p, X), E=1-5 GeV; Ca(d, X), (α, X), (Ca, X), E=1 GeV; C(C, X), E=1 GeV; calculated di-electron mass spectra. Ultrarelativistic quantum molecular dynamics model. Comparison with data.
doi: 10.1103/PhysRevC.58.447
1998GE10 Phys.Lett. 437B, 19 (1998) M.Germain, Ch.Hartnack, J.L.Laville, J.Aichelin, M.Belkacem, E.Suraud Beyond Mean Field Confrontation of Different Models with High Transverse Momentum Proton Spectra NUCLEAR REACTIONS Ta(Ar, X), E=92 MeV/nucleon; analyzed proton spectra; deduced no collective effects.
doi: 10.1016/S0370-2693(98)00943-5
1998MA06 Phys.Rev. C57, 831 (1998) P.F.Mastinu, M.Belkacem, F.Gramegna, P.M.Milazzo Caloric Curve and Conditional Moments: Effects of secondary fragment decay NUCLEAR REACTIONS 197Au(197Au, X), E=high; calculated fragment charge distributions vs excitation energy; deduced secondary decay effects. Statistical multifragmentation model.
doi: 10.1103/PhysRevC.57.831
1998WE17 Nucl.Phys. A642, 121c (1998) H.Weber, C.Ernst, S.A.Bass, C.Spieles, M.Bleicher, M.Belkacem, L.Bravina, H.Stocker, W.Greiner Excitation Function of Energy Density and Partonic Degrees of Freedom in Relativistic Heavy Ion Collisions
doi: 10.1016/S0375-9474(98)00507-7
1996BE75 Phys.Rev. C54, 2435 (1996) M.Belkacem, P.F.Mastinu, V.Latora, A.Bonasera, M.D'Agostino, M.Bruno, J.D.Dinius, M.L.Fiandri, F.Gramegna, D.O.Handzy, W.C.Hsi, M.Huang, G.V.Margagliotti, P.M.Milazzo, C.P.Montoya, G.F.Peaslee, R.Rui, C.Schwarz, G.Vannini, C.Williams Searching for the Nuclear Liquid-Gas Phase Transition in Au + Au Collisions at 35 MeV/nucleon NUCLEAR REACTIONS 197Au(197Au, X), E=35 MeV/nucleon; analyzed critical behavior signals, experimental apparatus efficiency effects. Classical molecular dynamics calculations.
doi: 10.1103/PhysRevC.54.2435
1996FI03 Nucl.Phys. A600, 236 (1996) P.Finocchiaro, M.Belkacem, T.Kubo, V.Latora, A.Bonasera Second Order Phase Transitions: From infinite to finite systems NUCLEAR STRUCTURE Ne, Ar, Kr, Xe, N, O, C; calculated reduced temperature vs reduced density in gas-liquid coexistence region. Equation of state, second order phase transitions.
doi: 10.1016/0375-9474(96)00040-1
1996MA26 Phys.Rev.Lett. 76, 2646 (1996) P.F.Mastinu, M.Belkacem, M.D'Agostino, M.Bruno, P.M.Milazzo, G.Vannini, D.R.Bowman, N.Colonna, J.D.Dinius, A.Ferrero, M.L.Fiandri, C.K.Gelbke, T.Glasmacher, F.Gramegna, D.O.Handzy, D.Horn, W.C.Hsi, M.Huang, I.Iori, G.J.Kunde, M.A.Lisa, W.G.Lynch, G.V.Margagliotti, C.P.Montoya, A.Moroni, G.F.Peaslee, F.Petruzzelli, R.Rui, C.Schwarz, M.B.Tsang, C.Williams, V.Latora, A.Bonasera, and the Multics-Miniball Collaboration Circumstantial Evidence for Critical Behavior in Peripheral Au + Au Collisions at 35 MeV/nucleon NUCLEAR REACTIONS 197Au(197Au, X), E=35 MeV/nucleon; measured fragment charge, multiplicity distributions; deduced circumstantial evidence for critical behavior.
doi: 10.1103/PhysRevLett.76.2646
1995AY01 Phys.Rev. C51, 611 (1995) S.Ayik, M.Belkacem, A.Bonasera Non-Markovian Approach to the Damping of Giant Monopole Resonances in Nuclei NUCLEAR STRUCTURE A=40-210; calculated giant monopole resonances collisional relaxation rates, widths; deduced contribution to damping widths. Semi-classical transport equation.
doi: 10.1103/PhysRevC.51.611
1995BE28 Phys.Rev. C52, 271 (1995) M.Belkacem, V.Latora, A.Bonasera Critical Evolution of a Finite System NUCLEAR STRUCTURE A=100; calculated system expansion, fragment mass, multiplicity time evolution; deduced critical behavior related features. Classical molecular dynamics approach.
doi: 10.1103/PhysRevC.52.271
1995BE42 Phys.Rev. C52, 2499 (1995) M.Belkacem, S.Ayik, A.Bonasera Collisional Damping of Giant Resonances in a Non-Markovian Approach NUCLEAR STRUCTURE A ≤ 200; calculated GDR, GQR, giant monopole resonances collisional width vs mass. Non-Markovian approach.
doi: 10.1103/PhysRevC.52.2499
1995KU21 Z.Phys. A352, 145 (1995) T.Kubo, M.Belkacem, V.Latora, A.Bonasera Intermittency in the Fisher's Droplet Model
doi: 10.1007/BF01298900
1994BE17 Phys.Lett. 326B, 21 (1994) M.Belkacem, V.Latora, A.Bonasera Dynamics of Unstable Matter
doi: 10.1016/0370-2693(94)91186-X
1994LA27 Phys.Rev.Lett. 73, 1765 (1994) V.Latora, M.Belkacem, A.Bonasera Dynamics of Instabilities of Intermittency
doi: 10.1103/PhysRevLett.73.1765
1994SU26 Nucl.Phys. A580, 323 (1994) E.Suraud, S.Ayik, M.Belkacem, F.-S.Zhang On Transient Effects in Violent Nuclear Collisions NUCLEAR REACTIONS 12C(12C, X), E=60 MeV/nucleon; calculated ensemble averaged quadrupole moment time evolution, other properties; deduced transient behavior role in particle production σ below threshold. Boltzmann-Langevin model.
doi: 10.1016/0375-9474(94)90777-3
1993BE01 Phys.Rev. C47, R16 (1993) K+ Production Far Below the Free Nucleon-Nucleon Threshold in Heavy-Ion Collisions NUCLEAR REACTIONS 12C(12C, K+X), E > 200 MeV/nucleon; 42Ca(42Ca, K+X), E=90 MeV/nucleon; calculated inclusive K+ production σ. Boltzmann and Boltzmann-Langevin equations simulations.
doi: 10.1103/PhysRevC.47.R16
1992AY03 Nucl.Phys. A545, 35c (1992) S.Ayik, E.Suraud, M.Belkacem, D.Boilley The Boltzmann-Langevin Model for Nuclear Collisions NUCLEAR REACTIONS 12C(12C, 12C), E=40-100 MeV/nucleon; calculated total quadrupole momentum distribution associated collision rate, diffusion coeffient, mean value, variance time evolutions. 12C(12C, K+X), E ≈ 400-1400 MeV/nucleon; calculated K+ production σ(E). Boltzmann-Langevin model.
doi: 10.1016/0375-9474(92)90444-O
1992SU10 Nucl.Phys. A542, 141 (1992) E.Suraud, S.Ayik, M.Belkacem, J.Stryjewski Applications of Boltzmann-Langevin Equation to Nuclear Collisions NUCLEAR REACTIONS 12C(12C, X), E=40 MeV/nucleon; calculated quadrupole, octupole moments, momentum distribution mean value time evolution, dispersion. Approximate numerical solutions to Boltzmann-Langevin equations.
doi: 10.1016/0375-9474(92)90403-7
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