Recent Submissions

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    Kinetic Energy-induced Growth Regimes of Nanocolumnar Ti Thin Films Deposited by Evaporation and Magnetron Sputtering  [Article]

    Álvarez Molina, Rafael; García Valenzuela, Aurelio; García Martín, José Miguel; Cotrino Bautista, José; Rodríguez González-Elipe, Agustín; Palmero Acebedo, Alberto (IOP Publishing, 2019)
    We experimentally analyze different growth regimes of Ti thin films associated to the existence of kinetic energy-induced relaxation mechanisms in the material's network when operating at oblique geometries. For this ...
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    Radiometric dating of recent sediments: On the performance of 210 Pb based CRS chronologies under varying rates of supply  [Article]

    Abril Hernández, José María (ELSEVIER, 2019)
    Radiometric dating was a revolutionary contribution to the study of sedimentary processes. Empirical data from varved sediments show that unsupported 210Pb (210 Pbexc) fluxes vary over time while they statistically ...
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    Growth of nanocolumnar thin films on patterned substrates at oblique angles  [Article]

    García-Valenzuela, Aurelio; Muñoz-Piña, Sandra; Alcalá, Germán; Álvarez Molina, Rafael; Lacroix, Bertrand; Santos, Antonio J; Cuevas-Maraver, Jesús; Rico Gavira, Víctor Joaquín; Gago, Raúl; Vázquez Burgos, Luis; Cotrino Bautista, José; Rodríguez González-Elipe, Agustín; Palmero Acebedo, Alberto (Wiley-VCH Verlag, 2019)
    The influence of one dimensional substrate patterns on the nanocolumnar growth of thin films deposited by magnetron sputtering at oblique angles is theoretically and experimentally studied. A well‐established growth model ...
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    Aprovechamiento energético de residuos industriales de alta carga orgánica mediante codigestión anaerobia  [Presentation]

    Benito Mora, Carlos; Alonso Contreras, Antonio José; Garvi Higueras, María Dolores; Morón Romero, María del Carmen; Lebrato Martínez, Julián (3ciencias. Editorial Área de Innovación y Desarrollo,S.L., 2018)
    El desarrollo de nueva y más estricta legislación en materia de tratamiento de residuos, hace necesaria la utilización y mejora de tecnologías no convencionales que eviten los problemas ambientales asociados a las técnicas ...
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    Soliton ratchet induced by random transitions among symmetric sine-Gordon potentials  [Article]

    Casado Pascual, Jesús; Sánchez-Rey, Bernardo; Quintero, Niurka R. (AIP Publishing, 2019)
    The generation of net solitonmotion induced by randomtransitions among N symmetric phase-shifted sine-Gordon potentials is investigated, in the absence of any external force and without any thermal noise. The phase shifts ...
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    Uso de microfluorescencia de rayos X y otras técnicas nucleares no destructivas para el estudio de joyas y metales arqueológicos  [Chapter of Book]

    Respaldiza Galisteo, Miguel Ángel; Scrivano, Simona; Ager Vázquez, Francisco José; Laclavetine, Kilian; Gómez Tubío, B.; Ortega Feliú, I. (La Ciencia y el arte VI Ciencias experimentales y conservación del patrimonio, 2017)
    Hoy en día, el estudio de objetos antiguos de metal incluye el análisis por medio de métodos físico-químicos no destructivos desarrollados en las décadas pasadas. Uno de los parámetros más importantes que deben conocerse ...
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    Impulse-induced localized nonlinear modes in an electrical lattice  [Article]

    Palmero Acebedo, Faustino; Cuevas-Maraver, Jesús; English, Lars Q.; Chacón, Ricardo (IOP Publishing, 2019)
    Intrinsic localized modes, also called discrete breathers (DBs), can exist under certain conditions in one-dimensional nonlinear electrical lattices driven by external periodic excitations (PEs). In this work, we have ...
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    Nonlinear waves in a chain of magnetically coupled pendula  [Article]

    García Raffi, Luis M.; Salmerón-Contreras, Luis J.; Jiménez, Noé; Ahmed, Mehem; Sánchez Morcillo, Víctor J.; Picó, Rubén; Archilla, Juan F. R. (Acoustical Society of America, 2018)
    A motivation for the study of reduced models like one-dimensional systems in Solid State Physics is the complexity of the full problem. In recent years our group has studied theoretically, numerically and experimentally ...
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    Experimental and numerical observation of dark and bright breathers in the band gap of a diatomic electrical lattice  [Article]

    Palmero, Faustino; English, Lars Q.; Chen, Xuan-Lin; Li, Weilun; Cuevas-Maraver, Jesús; Kevrekidis, Panayotis G. (American Physical Society, 2019)
    We observe dark and bright intrinsic localized modes (ILMs), also known as discrete breathers, experimentally and numerically in a diatomic-like electrical lattice. The experimental generation of dark ILMs by driving ...
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    Nonlinear Beam Propagation in a Class of Complex Non-PT -Symmetric Potentials  [Chapter of Book]

    Cuevas-Maraver, Jesús; Kevrekidis, Panayotis G.; Frantzeskakis, Dimitri J.; Kominis, Yannis (Springer Nature Singapure, 2018)
    The subject of PT -symmetry and its areas of application have been blossoming over the past decade. Here, we consider a nonlinear Schrödinger model with a complex potential that can be tuned controllably away from being ...
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    Solitary waves in the Nonlinear Dirac Equation  [Chapter of Book]

    Cuevas-Maraver, Jesús; Boussaïd, Nabile; Comech, Andrew; Lan, Ruomeng; Kevrekidis, Panayotis G.; Saxena, Avadh (Springer Nature Switzerland AG, 2018)
    In the present work, we consider the existence, stability, and dynamics of solitary waves in the nonlinear Dirac equation. We start by introducing the Soler model of self-interacting spinors, and discuss its localized ...
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    Aplicación de un ciclo de mejora docente en Dinámica de la partícula  [Article]

    Martínez Ros, Alejandro Javier (Universidad de Sevilla, 2018)
    En esta comunicación se describe el diseño, aplicación y evaluación de un ciclo de mejora docente (CMD) realizado en la asignatura de Física I del Grado de Ingeniería Electrónica Industrial de la Universidad de Sevilla. ...
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    Solitary waves in the Ablowitz--Ladik equation with power-law nonlinearity  [Article]

    Cuevas-Maraver, Jesús; Kevrekidis, Panayotis G.; Malomed, Boris A.; Guo, Lijuan (IOP Publishing, 2019)
    We introduce a generalized version of the Ablowitz-Ladik model with a power-law nonlinearity, as a discretization of the continuum nonlinear Schr¨odinger equation with the same type of the nonlinearity. The model opens a ...
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    Sine-Gordon Equation: From Discrete to Continuum  [Chapter of Book]

    Chirilus-Bruckner, Martina; Chong, Christopher; Kevrekidis, Panayotis G.; Cuevas-Maraver, Jesús (Springer International Publishing, 2014)
    In the present Chapter, we consider two prototypical Klein-Gordon models: the integrable sine- Gordon equation and the non-integrable φ4 model. We focus, in particular, on two of their prototypical solutions, namely the ...
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    Symmetry-breaking Effects for Polariton Condensates in Double-Well Potentials  [Chapter of Book]

    Rodrigues, Augusto S.; Kevrekidis, Panayotis G.; Cuevas-Maraver, Jesús; Carretero-González, Ricardo; Frantzeskakis, Dimitri J. (Springer Verlag, 2012)
    We study the existence, stability, and dynamics of symmetric and anti-symmetric states of quasi-one-dimensional polariton condensates in double-well potentials, in the presence of nonresonant pumping and nonlinear damping. ...
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    Continuous families of solitary waves in non-symmetric complex potentials: A Melnikov theory approach  [Article]

    Kominis, Yannis; Cuevas-Maraver, Jesús; Kevrekidis, Panayotis G.; Frantzeskakis, Dimitri J.; Bountis, Anastassios (Elsevier, 2019)
    The existence of stationary solitary waves in symmetric and non-symmetric complex potentials is studied by means of Melnikov’s perturbation method. The latter provides analytical conditions for the existence of such waves ...
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    Minimal formulation of the linear spatial analysis of capillary jets: Validity of the two-mode approach  [Article]

    González García, Heliodoro; Vázquez González, Pedro Ángel; García García, Francisco Javier; Guerrero Millán, Joséfa (American Physical Society, 2018)
    A rigorous and complete formulation of the linear evolution of harmonically stimulated capillary jets should include infinitely many spatial modes to account for arbitrary exit conditions [J. Guerrero et al., J. Fluid ...
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    Infinite charge mobility in muscovite at 300K  [Article]

    Russell, F. Michael; Archilla, Juan F. R.; Frutos Rayego, Fabián; Medina Carrasco, Santiago (IOP, 2017)
    Evidence is presented for infinite charge mobility in natural crystals of muscovite mica at room temperature. Muscovite has a basic layered structure containing a flat monatomic sheet of potassium sandwiched between ...
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    Bitácoras de Mares Numéricos: la Inundación Zancliense del Mediterráneo  [Article]

    Abril Hernández, José María (Real Academia de Córdoba de Ciencias, Bellas Letras y Nobles Artes, 2016)
    El trabajo presenta un estudio de la inundación Zancliense del Mediterráneo (hace 5.3 Ma), aplicando técnicas de simulación numérica de la Mecánica de Fluidos. El modelo hidrodinámico resuelve situaciones dinámicas de ...

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