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Listar por autor "Sánchez Morcillo, Víctor José"

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Listar por autor "Sánchez Morcillo, Víctor José"

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    "Islas" de plástico, una aproximación a escala de laboratorio 
    Mesa Suárez, Rafael (Universitat Politècnica de València, 2024-09-27)
    [ES] Con el aumento global de la población, la demanda y consumo de plásticos está en incremento, algo que unido a la mala gestión de estos provoca que una gran parte de acabe vertiéndose en los océanos. Una vez alcanzan ...
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    Absorción sonora en cristales de sonido: aplicación en el lanzamiento de cohetes espaciales 
    Herrero Durá, Iván; Picó Vila, Rubén; Sánchez Morcillo, Víctor José; García Raffi, Luis Miguel; Romero García, Vicente (2017)
    [EN] The high acoustic pressure levels experienced by spacecrafts and launchers during the lift-off are due, among other factors, to the reflection of the sound waves in the launch pad. We propose in this work the use ...
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    Acoustic behavior of the VEGA launch pad environment 
    Picó Vila, Rubén; Herrero-Durá, Iván; Sánchez Morcillo, Víctor José; Salmerón-Contreras, L. J.; García-Raffi, L. M. (Universidade do Porto, 2016-06-15)
    [EN] The acoustic pressure levels experienced by the spacecraft and launchers during the lift-off is due among other factor by the reflection of the sound waves on the launch pad. The acoustic load distribution in the area ...
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    Acoustic Bessel-like beam formation by an axisymmetric grating 
    Jimenez, Noe; Romero García, Vicente; Picó Vila, Rubén; Cebrecos Ruiz, Alejandro; Sánchez Morcillo, Víctor José; García-Raffi, L. M.; Sánchez Pérez, Juan Vicente; Staliünas, Kestutis (European Physical Society, 2014-04)
    We report Bessel-like beam formation of acoustic waves by means of an axisymmetric grating of rigid tori. The results show that the generated beam pattern is similar to that of Bessel beams, characterized by elongated ...
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    Acoustic noise reduction methods for the launch pad 
    Herrero Durá, Iván (Universitat Politècnica de València, 2020-06-19)
    [ES] Los niveles de presión acústica experimentados por las naves espaciales y las lanzaderas durante las fases iniciales del lanzamiento (ignición de motores y despegue) pueden ser muy significativos para estructuras ...
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    Acoustic panels based on recycled paper sludge and lime composites 
    Astrauskas, T.; Picó Vila, Rubén; Sánchez Morcillo, Víctor José; Grubliauskas, R. (Springer-Verlag, 2022-03)
    [EN] Recent trends in waste management have initiated interest in recycled materials for sound absorption applications. The present paper studies the possibility of paper sludge to be recycled as material for sound absorption ...
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    Acoustically penetrable sonic crystals based on fluid-like scatterers 
    Cebrecos Ruiz, Alejandro; Romero García, Vicente; Picó Vila, Rubén; Sánchez Morcillo, Víctor José; Botey, M.; Herrero, R.; Cheng, Y. C.; Staliünas, Kestutis (IOP Publishing: Hybrid Open Access, 2015-01-21)
    We propose a periodic structure that behaves as a fluid fluid composite for sound waves, where the building blocks are clusters of rigid scatterers. Such building-blocks are penetrable for acoustic waves, and their properties ...
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    Angular bandgaps in sonic crystals: evanescent waves and spatial complex dispersion relation 
    Romero García, Vicente; Picó Vila, Rubén; Cebrecos Ruiz, Alejandro; Staliünas, Kestutis; Sánchez Morcillo, Víctor José (American Society of Mechanical Engineers (ASME), 2013-08)
    Phononic crystals are artificial materials made of a periodic distribution of solid scatterers embedded into a solid host medium with different physical properties. An interesting case of phononic crystals, known as sonic ...
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    Asymmetric propagation using enhanced self-demodulation in a chirped phononic crystal 
    Cebrecos, Alejandro; Jimenez, Noe; Romero García, Vicente; Picó Vila, Rubén; Sánchez Morcillo, Víctor José; García-Raffi, L. M. (AIP Publishing, 2016-12)
    Asymmetric propagation of acoustic waves is theoretically reported in a chirped phononic crystal made of the combination of two different nonlinear solids. The dispersion of the system is spatially dependent and allows the ...
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    Atenuación del sonido mediante una distribución periódica de capas de agua pulverizada 
    Herrero Durá, Iván; Zaragozá Dolz, José Javier; Picó Vila, Rubén; Sánchez Morcillo, Víctor José; García-Raffi, L. M. (Sociedad Española de Acústica (SEA), 2015)
    [EN] In this experimental study the attenuation properties of the sound transmitted through a multilayer structure is analyzed. The layers consist of a saturated gas-vapordroplet suspension with a known size distribution. ...
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    Broadband quasi perfect absorption using chirped multi-layer porous materials 
    Jimenez, Noe; Romero García, Vicente; Cebrecos, Alejandro; Picó Vila, Rubén; Sánchez Morcillo, Víctor José; García-Raffi, L. M. (AIP Publishing, 2016-12)
    This work theoretically analyzes the sound absorption properties of a chirped multi-layer porous material including transmission, in particular showing the broadband unidirectional absorption properties of the system. Using ...
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    Broadband reduction of the specular reflections by using sonic crystals: A proof of concept for noise mitigation in aerospace applications 
    García-Raffi, L. M.; Salmerón-Contreras, L.J.; Herrero-Durá, Iván; Picó Vila, Rubén; Redondo, Javier; Sánchez Morcillo, Víctor José; Staliunas, Kestutis; Adkins, N.J.; Cebrecos, Alejandro; Jimenez, Noe; Romero García, Vicente (Elsevier, 2018-02)
    [EN] The broadband reduction of the specular reflections by sonic crystals (SCs) is theoretically and experimentally reported in this work. The analysed system consists of a sound source radiating a SC made of acoustically ...
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    Caracterización acústica de un material de origen biológico: fibras de posidonia 
    Nicolau Lara, Rafael (Universitat Politècnica de València, 2014-02-19)
    La idea principal de este Proyecto Final de Carrera (PFC) consiste en analizar las características acústicas de un biomaterial de origen marino como son las algas, en este caso particular las del alga mediterránea Posidonia ...
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    Caracterización de Haces Ultrasónicos Focalizados de Alto Número de Fresnel 
    Adrián Martínez, Silvia (Universitat Politècnica de València, 2018-02-27)
    En este proyecto se pretende llevar a cabo un estudio experimental de la región focal de haces ultrasónicos focalizados. El objetivo es el estudio de los efectos denominados “shift lineal” (distancia entre la localización ...
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    Caracterización del campo acústico generado por transductores focalizados 
    Adrián Martínez, Silvia; Jimenez, Noe; Camarena Femenia, Francisco; Sánchez Morcillo, Víctor José; Makov, Yu N. (Sociedad Española de Acústica (SEA), 2011)
    [EN] The study of the acoustic field characteristics generated by focusing sources, both in linear and nonlinear regime, is an active field of research as they are relevant in most of the ultrasonic applications in medicine ...
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    Caracterización experimental de la focalización en un cristal de sonido 3D 
    Hamard, Simon (Universitat Politècnica de València, 2013-05-21)
    En un medio continuo e isótropo, una onda acústica se propaga de manera omnidireccional. Sin embargo, para algunas aplicaciones, puede ser útil restringir la difusión de una señal sonora dentro de un espacio finito. Los ...
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    Características, formación y evolución de esferas de Posidonia 
    Muñoz Castells, Raquel (Universitat Politècnica de València, 2020-10-15)
    [ES] Posidonia oceanica, planta endémica del litoral mediterráneo, da lugar a unas estructuras denominadas esferas de posidonia las cuales, a pesar de su importancia para el ecosistema costero, se encuentran poco estudiadas ...
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    Efficient Simulation of Spatio-temporal Dynamics in Ultrasonic Resonators 
    Alonso-Jordá, Pedro; Peinado Pinilla, Jesús; Pérez Arjona, Isabel; Sánchez Morcillo, Víctor José (Springer Verlag (Germany), 2011)
    The simulation in computers of the evolution of pressure and temperature inside a cavity when acoustic energy is injected results in a very stiff and high time consuming application. The split-step method used for the ...
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    Elastic waves in phononic monolayer granular membranes 
    Tournat, Vincent; Pérez Arjona, Isabel; Merkel, Aurelien; Sánchez Morcillo, Víctor José; Gusev, Vitalyi (IOP Publishing: Open Access Journals, 2011)
    The vibrational properties of out-of-plane elastic waves in hexagonal monolayer granular membranes were studied theoretically. The predicted propagation modes involve an out-of-plane displacement and two rotations with ...
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    Energy localization and shape transformations in semiflexible polymer rings 
    Gaididei, Yu. B.; Archilla, J. F. R.; Sánchez Morcillo, Víctor José; Gorria, Carlos (American Physical Society, 2016-06-30)
    Shape transformations in driven and damped molecular chains are considered. Closed chains of weakly coupled molecular subunits under the action of spatially homogeneous time-periodic external field are studied. The coupling ...