Exploració per autor "Casademunt, Jaume"
Ara es mostren els items 7-25 de 25
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Experimental characterization of a microbubble injector
Arias Calderón, Santiago; Ruiz, Xavier; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; González Cinca, Ricardo (2007-07)
Text en actes de congrés
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Experimental study of a microbubble injector for microgravity applications
Arias Calderón, Santiago; Ruiz, Xavier; Ramírez de la Piscina Millán, Laureano; Carrera, Jordi; Casademunt, Jaume; González Cinca, Ricardo (2007)
Text en actes de congrés
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Experimental study of a microchannel bubble injector for microgravity applications
Arias Calderón, Santiago; Ruiz, Xavier; Casademunt, Jaume; Ramírez de la Piscina Millán, Laureano; González Cinca, Ricardo (Springer, 2008-07)
Article
Accés obertWe perform a quantitative characterization of a microbubble injector in conditions relevant to microgravity. The injector pregenerates a slug flow by using a capillary T-junction, whose operation is robust to changes ... -
External fluctuations in front propagation
Armero Rovira, J.; Sancho, Jose Maria; Casademunt, Jaume; Lacasta Palacio, Ana María; Ramírez de la Piscina Millán, Laureano; Sagués Mestre, Francesc (American Physical Society, 1996-04-01)
Article
Accés obertWe study the effects of external noise in a one-dimensional model of front propagation. Noise is introduced through the fluctuations of a control parameter leading to a multiplicative stochastic partial differential equation. ... -
Front propagation in spatially modulated media
Armero, J.; Lacasta Palacio, Ana María; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; Sancho, Jose Maria; Sagués Mestre, Francesc (American Physical Society, 1997-09-01)
Article
Accés obertA two-dimensional reaction-diffusion front which propagates in a modulated medium is studied. The modulation consists of a spatial variation of the local front velocity in the transverse direction to that of the ... -
Generation and dynamics of a micro-bubble jet in microgravity
Casademunt, Jaume; Carrera, Jordi; Bitlloch, P.; Arias Calderón, Santiago; Ruiz, Xavier; González Cinca, Ricardo; Preyer, M.; Ramírez de la Piscina Millán, Laureano (2007-03)
Working paper
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Growth of unstable interfaces in disordered media
Lacasta Palacio, Ana María; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; Hernández-Machado, Aurora; Rodríguez, M. A. (American Physical Society, 1998-05-31)
Article
Accés obertThe effects of a disordered medium in the growth of unstable interfaces are studied by means of two local models with multiplicative and additive quenched disorder, respectively. For short times and large pushing ... -
Het diffusion anisotropy in dendritic growth: phase field simulations and experiments in liquid crystals
González Cinca, Ricardo; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; Hernández Machado, A.; Toth-Katona, T.; Borzsonyi, T.; Buka, A. (Elsevier, 1998-10-15)
Article
Accés restringit per política de l'editorialAn anisotropic heat diffusion coefficient is introduced in order to study some interfacial growth phenomena. This anisotropy has been incorporated in a phase field model which has been studied numerically to reproduce some ... -
Microbubble injector: an experimental quantitative characterization
Arias Calderón, Santiago; Ruiz, Xavier; Casademunt, Jaume; Ramírez de la Piscina Millán, Laureano; González Cinca, Ricardo (2007)
Text en actes de congrés
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Monodisperse bubble suspensions in turbulent flows in microgravity. Drop Tower experiments
Bitlloch, Pau; Ruiz Martí, Xavier; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume (2009)
Comunicació de congrés
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Numerical study of the generation and dispersion of a bubble jet in microgravity
Bitlloch, Pau; Carrera, Jordi; Ruiz, Xavier; González Cinca, Ricardo; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume (International Astronautical Federation, 2006-10)
Comunicació de congrés
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Pattern and velocity selection of fronts propagating in modulated media
Armero, J.; Lacasta Palacio, Ana María; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; Sancho, Jose Maria; Sagués Mestre, Francesc (EDP Sciences, 1996-02-01)
Article
Accés obertWe study the problem of pattern and velocity selection of morphologically stable two-dimensional fronts propagating in a spatially modulated medium. The generic system is governed by a local equation and evolves towards a ... -
Pattern formation during mesophase growth in a homologous series
Tóth Katona, T.; Börzsönyi, T.; Váradi, Z.; Szabon, J.; Buka, A.; González Cinca, Ricardo; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; Hernández-Machado, Aurora (American Physical Society, 1996-08-01)
Article
Accés restringit per política de l'editorialRemarkable differences in the shape of the nematic-smectic-B interface in a quasi-two-dimensional geometry have been experimentally observed in three liquid crystals of very similar molecular structure, i.e., neighboring ... -
Percolation thresholds in chemical excitable media.
Sendiña-Nadal, I.; Roncaglia, D.; Vives, D.; Pérez Muñuzuri, Vicente; Gómez Gesteira, Moncho; Pérez Villar, Vicente; Echave, J.; Casademunt, Jaume; Ramírez de la Piscina Millán, Laureano; Sagués Mestre, Francesc (American Physical Society, 1998-08-31)
Article
Accés obertThe behavior of chemical waves advancing through a disordered excitable medium is investigated in terms of percolation theory and autowave properties in the framework of the light-sensitive Belousov-Zhabotinsky reaction. ... -
Phase field simulations and experiments of faceted growth in liquid crystals
González Cinca, Ricardo; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; Hernández-Machado, Aurora; Kramer, L.; Tóth Katona, T.; Börzsönyi, T.; Buka, A. (Elsevier Science, 1996-12-01)
Article
Accés restringit per política de l'editorialWe present numerical simulations directed at the description of smectic-B germs growing into the supercooled nematic phase for two different liquid crystalline substances. The simulations are done by means of a phase-field ... -
Phase-field models in interfacial pattern formation out of equilibrium
González Cinca, Ricardo; Folch, R.; Benítez Iglesias, Raúl; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; Hernández-Machado, A. (NOVA, 2004-06)
Capítol de llibre
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Spatial structure and velocity fluctuations in turbulent bubble jets in microgravity
Bitlloch, Pau; Ruiz, Xavier; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume (2009)
Text en actes de congrés
Accés obertWe study the dynamics of turbulent jets of bubbles created by the injection of a slug flow into a quiescent cavity, both theoretically and experimentally using data from drop tower experiments. The generated bubble jets ... -
Wave competition in excitable modulated media
Sendiña-Nadal, I.; Gómez Gesteira, Moncho; Pérez Muñuzuri, Vicente; Pérez Villar, Vicente; Armero, J.; Ramírez de la Piscina Millán, Laureano; Casademunt, Jaume; Sancho, Jose Maria; Sagués Mestre, Francesc (American Physical Society, 1997-12-31)
Article
Accés obertThe propagation of an initially planar front is studied within the framework of the photosensitive Belousov- Zhabotinsky reaction modulated by a smooth spatial variation of the local front velocity in the direction perpendicular ... -
Wave propagation in a medium with disordered excitability
Sendiña-Nadal, I.; Pérez Muñuzuri, Alberto; Vives, D.; Pérez Muñuzuri, Vicente; Casademunt, Jaume; Ramírez de la Piscina Millán, Laureano; Sancho, Jose Maria; Sagués Mestre, Francesc (American Physical Society, 1998-06-30)
Article
Accés obertThe effect of quenched disorder on the propagation of autowaves in excitable media is studied both experimentally and numerically in relation to the light-sensitive Belousov-Zhabotinsky reaction. The spatial disorder is ...