Now showing items 503-522 of 787

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      Parity violation and dynamical relativistic effects in (e′N) reactions  [Article]

      González Jiménez, Raúl; Caballero Carretero, Juan Antonio; Donnelly, T. W. (American Physical Society, 2015)
      It is well known that coincidence quasielastic (e′N) reactions are not appropriate to analyze effects linked to parity violation due the presence of the fifth electromagnetic response RTL′. Nevertheless, in this work we ...
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      Parity violation in quasielastic electron-nucleus scattering within the relativistic impulse approximation  [Article]

      González Jiménez, Raúl; Caballero Carretero, Juan Antonio; Donnelly, T. W. (American Physical Society, 2015)
      We study parity violation in quasielastic electron-nucleus scattering using the relativistic impulse approximation. Different fully relativistic approaches have been considered to estimate the effects associated with the ...
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      Particle motion in a deformed potential using a transformed oscillator basis  [Article]

      Lay Valera, José Antonio; Moro Muñoz, Antonio Matías; Arias Carrasco, José Miguel; Gómez Camacho, Joaquín José (American Physical Society, 2012)
      The quantum description of a particle moving in a deformed potential is investigated. A pseudostate (PS) basis is used to represent the states of the composite system. This PS basis is obtained by diagonalizing the system ...
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      Path Integral Solution of the Kramers Problem  [Article]

      Drozdov, Alexander N.; Morillo Buzón, Manuel (American Physical Society, 1996-12-30)
      An iterative method to generate a discrete path integral solution of the Kramers problem is presented. It is based on a straightforward derivation of the functional formalism from the underlying Langevin equations. The ...
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      Pattern-induced anchoring transitions in nematic liquid crystals  [Article]

      Rojas Gómez, Oscar A.; Romero Enrique, José Manuel; Silvestre, Nuno M.; Telo Da Gama, Margarida Maria (IOP Publishing, 2016)
      In this paper we revisit the problem of a nematic liquid crystal in contact with patterned substrates. The substrate is modelled as a periodic array of parallel infinite grooves of well-defined cross section sculpted on ...
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      Pedestal and Er profile evolution during an edge localized mode cycle at ASDEX Upgrade  [Article]

      Cavedon, M.; Pütterich, T.; Viezzer, Eleonora; Laggner, F.M.; Burckhart, A.; Dunne, M.G.; Fischer, R.; Lebschy, A.; Mink, F.; Stroth, U.; Willensdorfer, M.; Wolfrum, E. (IOP Publishing, 2017)
      The upgrade of the edge charge exchange recombination spectroscopy diagnostic at ASDEX Upgrade has enabled highly spatially resolved me asurements of the impurity ion dynamics during an edge-localized mode cycle ( E ...
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      Performance of the neutron time-of-flight facility n_TOF at CERN  [Article]

      Guerrero Sánchez, Carlos; Tsinganis, A.; Berthoumieux, E.; Barbagallo, M.; Belloni, F.; Gunsing, F.; Weiß, C.; Cortés Giraldo, Miguel Antonio; Praena Rodríguez, Javier; Quesada Molina, José Manuel; Sabaté Gilarte, Marta; Žugec, P. (Springer Verlag, 2013)
      The neutron time-of-flight facility n_TOF features a white neutron source produced by spallation through 20 GeV/c protons impinging on a lead target. The facility, aiming primarily at the measurement of neutron-induced ...
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      Performance of the reconstruction algorithms of the FIRST experiment pixel sensors vertex detector  [Article]

      Rescigno, R.; Finck, C.; Juliani, D.; Spiriti, E.; Baudot, J.; Abou-Haidar, Z.; Agodi, C.; Alvarez, M.A.G.; Cortés Giraldo, Miguel Antonio; Gallardo Fuentes, María Isabel; Quesada Molina, José Manuel; Younis, H. (Elsevier, 2014)
      Hadrontherapy treatments use charged particles (e.g. protons and carbon ions) to treat tumors. During a therapeutic treatment with carbon ions, the beam undergoes nuclear fragmentation processes giving rise to significant ...
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      Performance of upstream interaction region detectors for the FIRST experiment at GSI  [Article]

      Abou-Haidar, Z.; Agodi, C.; Alvarez, M.A.G.; Anelli, M.; Aumann, T.; Battistoni, G.; Bocci, A.; Böhlen, T.T.; Brunetti, A.; Cortés Giraldo, Miguel Antonio; Gallardo Fuentes, María Isabel; Quesada Molina, José Manuel; Younis, H. (Institute of Physics Publishing, IOP Publishing: arXiv, 2012)
      The FIRST (Fragmentation of Ions Relevant for Space and Therapy) experiment at GSI has been designed to study carbon fragmentation, measuring 12C double differential cross sections (∂2σ/ ∂θ∂E) for different beam energies ...
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      Performance of upstream interaction region detectors for the FIRST experiment at GSI  [Article]

      Abou-Haïdar, Z.; Agodi, Clementina; González Álvarez, Marcos Aurelio; Anelli, Mario; Aumann, Thomas; Battistoni, Giuseppe; Bocci, A.; Cortés Giraldo, Miguel Antonio; Fernández García, Juan Pablo; Gallardo Fuentes, María Isabel; Quesada Molina, José Manuel; Younis, Hannan (Institute of Physics Publishing, 2012)
      The FIRST (Fragmentation of Ions Relevant for Space and Therapy) experiment at GSI has been designed to study carbon fragmentation, measuring 12C double differential cross sections (∂2σ/ ∂θ∂E) for different beam energies ...
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      Phase diagram for a cubic-Q interacting boson model Hamiltonian: Signs of triaxiality  [Article]

      Fortunato, Lorenzo; Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; García Ramos, José Enrique; Vitturi, Andrea (American Physical Society, 2011)
      An extension of the Interacting Boson Model that includes the cubic (QI×QI×Q I)(0) term is proposed. The potential energy surface for the cubic quadrupole interaction is explicitly calculated within the coherent state ...
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      Phase diagram of an extended Agassi model  [Article]

      García Ramos, José Enrique; Dukelsky, Jorge; Pérez Fernández, Pedro; Arias Carrasco, José Miguel (American Physical Society, 2018)
      Background: The Agassi model [D. Agassi, Nucl. Phys. A 116, 49 (1968)NUPABL0375-947410.1016/0375-9474(68)90482-X] is an extension of the Lipkin-Meshkov-Glick (LMG) model [H. J. Lipkin, N. Meshkov, and A. J. Glick, Nucl. ...
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      Phase diagram of the proton-neutron interacting boson model  [Article]

      Arias Carrasco, José Miguel; García Ramos, José Enrique; Dukelsky, Jorge (American Physical Society, 2004-11-19)
      We study the phase diagram of the proton-neutron interacting boson model with special emphasis on the phase transitions leading to triaxial phases. The existence of a new critical point between spherical and triaxial shapes ...
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      Phase diagram of the two-fluid Lipkin model: A "butterfly" catastrophe  [Article]

      García Ramos, José Enrique; Pérez Fernández, Pedro; Arias Carrasco, José Miguel; Freire Macías, Emilio (American Physical Society, 2016-03-31)
      Background: In the past few decades quantum phase transitions have been of great interest in nuclear physics. In this context, two-fluid algebraic models are ideal systems to study how the concept of quantum phase transition ...
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      Phase equilibria and critical behavior of square‐well fluids of variable width by Gibbs ensemble Monte Carlo simulation  [Article]

      Vega, Lourdes F.; Miguel, Enrique de; Rull Fernández, Luis Felipe; Jackson, George; McLure, Ian A. (American Institute of Physics, 1992)
      The vapor–liquid phase equilibria of square†well systems with hard†sphere diameters σ, well†depths ε, and ranges λ=1.25, 1.375, 1.5, 1.75, and 2 are determined by Monte Carlo simulation. The two bulk phases in ...
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      Phase transitions and critical points in the rare-earth region  [Article]

      García Ramos, José Enrique; Arias Carrasco, José Miguel; Barea, J.; Frank, A. (American Physical Society, 2003-08-01)
      A systematic study of isotope chains in the rare-earth region is presented. For chains 60 144 2 154Nd, 62 146 2 160Sm, 64 148 2 162Gd, and 66 150 2 166 Dy, energy levels, E2 transition rates, and two-neutron separation ...
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      Phase transitions in the interacting boson fermion model: The γ -unstable case  [Article]

      Alonso Alonso, Clara Eugenia; Arias Carrasco, José Miguel; Fortunato, R.; Vitturi, Andrea (American Physical Society, 2005-01-11)
      The phase transition around the critical point in the evolution from spherical to deformed γ-unstable shapes is investigated in odd nuclei within the interacting boson fermion model. We consider the particular case of an ...
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      Phase transitions, interfacial fluctuations and hidden symmetries for fluids near structured walls  [Article]

      Parry, Andrew O.; Romero Enrique, José Manuel (Indian Academy of Sciences, 2005)
      Fluids adsorbed at micro-patterned and geometrically structured substrates can exhibit novel phase transitions and interfacial fluctuation effects distinct from those characteristic of wetting at planar, homogeneous walls. ...
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      Physical parameters of the intermediate age open cluster IC 1311: Clues for the theory of stellar evolution  [Article]

      Delgado, A. J.; Alfaro, Emilio J.; Aparicio Martínez, Abelardo; Cabrera Caño, Jesús María (IOP Publishing Ltd., 1994-12)
      The results of a UBVR photometric study in the field of the open cluster IC 1311 are presented. A comparison with previously published results on NGC 7044, based on measurements secured during the same observing run, leads ...
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      Pionic correlations and meson-exchange currents in two-particle emission induced by electron scattering  [Article]

      Amaro Soriano, José Enrique; Maieron, C.; Barbaro, M. B.; Caballero Carretero, Juan Antonio; Donnelly, T. W. (The American Physical Society, 2010)
      Two-particle two-hole contributions to electromagnetic response functions are computed in a fully relativistic Fermi gas model. All one-pion exchange diagrams that contribute to the scattering amplitude in perturbation ...