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Listar por palabra clave "Ultrasound"

Mostrando ítems 1-20 de 151

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Accelerated mild heating of dry-cured ham by applying power ultrasound in a liquid medium

Contreras-Ruiz, Marina; Benedito Fort, José Javier; Bon Corbín, José; Garcia-Perez, J.V. (Elsevier, 2018)

[EN] Mild thermal treatments could be considered a feasible technique with which to improve the texture of dry-cured ham. This study explores the feasibility of using power ultrasound (PuS) to intensify heat transfer during ...
Acoustic fields of acid suspensions containing cassava bagasse: Influence of physical properties on acoustic attenuation

Carregari-Polachini, Tiago; Mulet Pons, Antonio; Telis-Romero, Javier; Carcel, Juan A. (Elsevier, 2021-06)

[EN] The effects produced by high-intensity ultrasound application during the acid pretreatment of biomass can enhance its later conversion into bioethanol. Therefore, it is interesting to evaluate how residues,such as ...
Acoustic Focusing Enhancement In Fresnel Zone Plate Lenses

Tarrazó-Serrano, Daniel; Pérez-López, Sergio; Candelas Valiente, Pilar; Uris Martínez, Antonio; Rubio Michavila, Constanza (Nature Publishing Group, 2019)

[EN] The development of flat acoustic lenses for different applications such as biomedical engineering is a topic of great interest. Flat lenses like Fresnel Zone Plates (FZPs) are capable of focusing energy beams without ...
Advances in the Ultrasound Characterization Of Dry-Cured Meat Products

Corona Jiménez, Edith; García Pérez, José Vicente; Gómez Álvarez-Arenas, Tomas E.; Watson, Nicholas; Povey, Malcolm J.W.; Benedito Fort, José Javier (Elsevier, 2013-12)

[EN] In this work, the feasibility of using non-contact ultrasonic techniques (air-coupled and scanning acoustic microscopy, SAM) for characterizing different dry-cured meat products was assessed. Air-coupled ultrasonic ...
Air- borne ultrasonic application in the drying of grape skin: Kinetic and quality considerations

Cruz, L.; Clemente Polo, Gabriela; Mulet Pons, Antonio; Ahmad-Qasem Mateo, Margarita Hussam; Barrajón-Catalán, E.; García Pérez, José Vicente (Elsevier, 2016)

[EN] The aim of this work was to address the air-borne application of power ultrasound in the convective drying of grape skin, a by-product of winemaking. For that purpose, convective drying experiments were carried out ...
Air-borne ultrasound application in the convective drying of strawberry

Gamboa-Santos, Juliana; Montilla, Antonia; Cárcel Carrión, Juan Andrés; Villamiel, Mar; García Pérez, José Vicente (Elsevier, 2014-05)

The use of non-thermal technologies, such as power ultrasound, is mostly suitable for the drying of thermolabile food materials. Thereby, the air-borne ultrasonic application as a means of improving the convective drying ...
Airborne non-contact and contact broadband ultrasounds for frequency attenuation profile estimation of cementitious materials

Gosálbez Castillo, Jorge; Wright, W.M.D.; Jiang, W.; Carrión García, Alicia; Genovés, V.; Bosch Roig, Ignacio (Elsevier, 2018-08)

[EN] In this paper, the study of frequency-dependent ultrasonic attenuation in strongly heterogeneous cementitious materials is addressed. To accurately determine the attenuation over a wide frequency range, it is necessary ...
An innovative approach to the application of ultrasounds to remove polyethylene microspheres from activated sludge

Alvim, Clara; Bes-Piá, M.A.; Mendoza Roca, José Antonio (Elsevier, 2021-06-01)

[EN] During the secondary treatment of Wastewater Treatment Plants (WWTP) previous studies have reported that microplastics (MPs), which correspond to plastic fragments smaller than 5 mm, are mostly retained in the activated ...
Analysis of the effect of saturation gas, solution temperature and concentration on OH radical formation by ultrasonic irradiation for hydrogen production optimization

Erades de Quevedo, Raúl (Universitat Politècnica de València, 2020-05-22)

[ES] En el siguiente Trabajo de Fin de Máster se estudian los métodos dosimétricos de Weissler y Fricke para caracterizar la formación de radicales hidroxilo por radiación ultrasónica. Se emplea un transductor de frecuencia ...
Análisis de eficiencia de los ensayos no destructivos en soldaduras metálicas

Tudela de Lázaro, Victor Pascual (Universitat Politècnica de València, 2019-09-05)

[ES] Se llevará a cabo un estudio acerca de los ensayos no destructivos en soldaduras metálicas. En el que debe explicarse las bases de cada uno de los ensayos no destructivos aplicados a la observación de defectos en ...
Análisis multiparamétrico mediante técnicas de neuroimagen del tratamiento del temblor esencial con ultrasonidos focalizados de alta frecuencia guiados por Resonancia Magnética (MRgFUS)

Castellote Huguet, María Pilar (Universitat Politècnica de València, 2023-11-02)

[ES] La tecnología conocida como Magnetic Resonance guided Focused Ultrasound (MRgFUS) se refiere al procedimiento médico no invasivo que hace uso de ondas de ultrasonido focalizado de alta frecuencia (HIFU) guiadas por ...
Análisis no destructivo y no invasivo de textura en hamburguesa de cerdo mediante ultrasonidos de señal sin contacto

Ruiz Marín, Ester (Universitat Politècnica de València, 2019-10-02)

[ES] La industria cárnica está exigiendo sensores no destructivos para estimar tanto la composición como las propiedades texturales de la carne y los productos procesados, permitiendo determinar la textura del producto ...
Aplicación de tecnologías emergentes en el salado de carne. Influencia de la aplicación de ultrasonidos en la distribución de sal

Wu Deng, Shu Ying (Universitat Politècnica de València, 2020-07-30)

[ES] El salado es una técnica que se lleva aplicando para la conservación de los alimentos desde la antigüedad, especialmente en producto cárnicos. La adición de sal disminuye la actividad del agua (aw) permitiendo que el ...
Aplicación de Técnicas de Procesado de Señal para la Detección de Cuerpos Extraños en Materiales

Nieto Juan, Patricia (Universitat Politècnica de València, 2014-04-15)

Analysis and programming of several algorithms which allow non-destructive test using ultrasound in order to detect flaws in high grain noise presence environment.
Aplicación de técnicas de secado a baja temperatura para la estabilización de biocatalizadores

Báez Martín, Miguel (Universitat Politècnica de València, 2014-09-19)

[ES] Las técnicas actuales de estabilización de biocatalizadores por deshidratación presentan como principal inconveniente la disminución de la viabilidad de las estructuras biológicas procesadas. Y entre estas técnicas ...
Aplicación de ultrasonidos para el aprovechamiento tecnológico de las lias de vinificacion

Bordera Soriano, Jordi (Universitat Politècnica de València, 2024-10-11)

[ES] La industria vitivinícola, en el proceso de elaboración de vinos, obtiene diferentes subproductos como pueden ser, desde restos de poda en el cultivo de la vid, hasta hollejos, pepitas, raspones, orujos o lías durante ...
Application of high Power ultrasounds during red wine vinification

Baustista-Ortin A.B.; Jimenez-Martinez M.D; Jurado, Ricardo; Iniesta, Juan Alberto; Terrades-Rocafull, Luis Salvador; Andrés Grau, Ana María; Gomez-Plaza, Encarna (Blackwell Publishing, 2017)

[EN] Wine colour is one of the main organoleptic characteristics influencing its quality. It is of special interest in red vinifications due to the economic resources that wineries have to invest for the extraction of the ...
Application of power ultrasound on the convective drying of fruits and vegetables: effects on quality

Rogríguez, Óscar; Eim, Valeria S.; Roselló Matas, Carmen; Femenía, Antonio; Carcel Carrión, Juan Andrés; Simal, Susana (John Wiley & Sons, 2018)

[EN] Drying gives rise to products with a long shelf life by reducing the water activity to a level that is sufficiently low to inhibit the growth of microorganisms, enzymatic reactions and other deteriorative reactions. ...
Assessment and risk prediction of frailty using texture-based muscle ultrasound image analysis and machine learning techniques

Mirón-Mombiela, Rebeca; Ruiz-España, Silvia; Moratal, David; Borrás, Consuelo (Elsevier, 2023-10)

[EN] The purpose of this study was to evaluate texture-based muscle ultrasound image analysis for the assessment and risk prediction of frailty phenotype. This retrospective study of prospectively acquired data included ...
Bacterial growth and biological properties of Cymbopogon schoenanthus and Ziziphus lotus are modulated by extraction conditions

Rochetti, Gabriele; Alcantara, Cristina; Bäuerl, Christine; Garcia-Perez, J.V.; Lorenzo, José M.; Lucini, Luigi; Collado, María Carmen; Barba, Francisco J (Elsevier, 2020-10-30)

[EN] The present study aims to evaluate the antibacterial activity and biological properties of two traditional Saharian plants (Cymbopogon schoenanthus and Ziziphus lotus). The plant extracts were obtained by using a ...