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Browsing by Subject "Microstructure"

Now showing items 1-20 of 181

Adding neutral or anionic hydrocolloids to dairy proteins underin vitro gastric digestion conditions

Borreani, Jennifer Alexandra Audrey; Llorca Martínez, Mª Empar; Larrea Santos, Virginia; Hernando Hernando, Mª Isabel (Elsevier, 2016-06)

The effect of adding uncharged polysaccharides such as konjac glucomannan (KGM) or negatively charged polysaccharides such as alginate to dairy protein ingredients - milk, whey proteins and calcium caseinate - was investigated ...
Alkali activation of vitreous calcium aluminosilicate derived from glass fiber waste

Mitsuuchi Tashima, Mauro; Soriano Martínez, Lourdes; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Cheeseman, C. R.; Paya Bernabeu, Jorge Juan (Taylor & Francis, 2012-09)

The properties and microstructure of alkali-activated (AA) vitreous calcium aluminosilicate (VCAS) are presented in this paper. VCAS is manufactured from a by-product of the glass fiber industry and has been activated using ...
An Analysis of the Weldability of Ductile Cast Iron Using Inconel 625 for the Root Weld and Electrodes Coated in 97.6% Nickel for the Filler Welds

Cárcel Carrasco, Francisco Javier; Pérez Puig, Miguel Angel; Pascual Guillamón, Manuel; Pascual Martínez, Rafael (MDPI, 2016-11-18)

This article examines the weldability of ductile cast iron when the root weld is applied with a tungsten inert gas (TIG) welding process employing an Inconel 625 source rod, and when the filler welds are applied with ...
Analysis of Chestnut Cellular Tissue during Osmotic Dehydration, Air Drying, and Rehydration Processes

Moreira, R.; Chenlo, F.; Chaguri, L.; Mayor López, Luis (Taylor & Francis, 2011)

The analysis of changes in microstructure is very important in order to understand heat and mass transfer processes in biological systems and to evaluate physical properties and the quality of fresh and processed food ...
Analysis of the mechanical behaviour and structural characterisation of high entropy quaternary alloys

González Guillén, Celia (Universitat Politècnica de València, 2022-11-17)

[EN] Los avances de los materiales de alta entropía han llevado a distintas aplicaciones de los mismos como materiales estructurales o biomateriales entre otros. Estas aleaciones, a diferencia de las convencionales donde ...
Análisis de la soldadura de fundición laminar por procedimiento TIG y aporte de varilla de Inconel sometida a distintos tratamientos térmicos

Sahuquillo Garrido, Raúl (Universitat Politècnica de València, 2018-10-16)

[ES] La finalidad del presente trabajo es realizar un estudio de la microestructura, soldabilidad y características mecánicas de la Fundición de grafito Laminar obtenida por colada, puesto que este tipo de fundición se ...
Análisis de la viabilidad de obtención de aleaciones Ti-Mg para aplicaciones biomédicas

Navarro García, Marta (Universitat Politècnica de València, 2022-09-12)

[ES] En este trabajo se pretende sintetizar aleaciones Ti-xMg con x=3, 6, 10 y 20% en peso. El interés a la hora de alear estos elementos se debe a que el Ti es un material biocompatible, de elevada resistencia mecánica ...
ANTIFUNGAL CHITOSAN-BASED FILMS AND COATINGS CONTAINING ESSENTIAL OILS FOR FRUIT APPLICATIONS

Perdones Montero, Ángela (Universitat Politècnica de València, 2016-12-15)

[EN] Chitosan films and coatings have been obtained, by incorporating different essential oils (EO) and using different homogenization conditions of the film forming emulsions, in order to obtain antifungal materials for ...
Antioxidant edible films based on chitosan and starch containing polyphenols from thyme extracts

Talón Argente, Emmanuelle; Trifkovic, Kata T.; Nedovic, Viktor A.; Bugarski, Branko M.; Vargas Colás, Mª Desamparados; Chiralt, A.; González Martínez, María Consuelo (2017)

[EN] The aim of this study was to analyse the antioxidant activity of different polymeric matrices based on chitosan and starch, incorporating a thyme extract (TE) rich in polyphenols. TE provided the films with remarkable ...
Application of nondestructive impedance spectroscopy to determination of the effect of temperature on potato microstructure and texture

Fuentes López, Ana; Vázquez Gutiérrez, José Luis; PÉREZ-GAGO, M.; Vonasek, Erica; Nitin, NItin; Barrett, Diane M. (Elsevier, 2014-02-24)

[EN] The objective of this study was to use impedance spectroscopy to evaluate microstructural changes in potato tissue caused by heat treatments. Potato samples were subjected to 30 min treatments at room temperature, ...
Assessment of the Inter-Batch Variability of Microstructure Parameters in Topical Semisolids and Impact on the Demonstration of Equivalence

Mangas-Sanjuan, Victor; Pleguezuelos-Villa, María; Merino-Sanjuán, Matilde; Hernández, Mª Jesús; Nácher, Amparo; García-Arieta, Alfredo; Peris, Daniel; Hidalgo, Irene; Soler, Lluís; Sallan, Marta; Merino, Virginia (MDPI AG, 2019-10)

[EN] Demonstration of similar microstructure is essential for demonstrating the equivalence of generic topical products since the microstructure of semisolids may affect the drug release. The objective of this study was ...
Behavior of metakaolin-based geopolymers incorporating sewage sludge ash (SSA)

Istuque, D.B.; Reig Cerdá, Lucía; Moraes, J.C.B; Akasaki, Jorge Luis; Borrachero Rosado, María Victoria; Soriano Martínez, Lourdes; Paya Bernabeu, Jorge Juan; Malmonge, J.A.; Mitsuuchi Tashima, Mauro (Elsevier, 2016-10)

[EN] In recent years, geopolymers have become a widely researched binding material. There are technological and environmental advantages tousing this type of binder instead of Portland cement. In this study, binary systems ...
Bulk TiCxN1-x-15%Co cermets obtained by direct spark plasma sintering of mechanochemical synthesized powders

Borrell Tomás, María Amparo; Salvador Moya, Mª Dolores; Rocha, Victoria G.; Fernandez, Adolfo; Angel Aviles, Miguel; Gotor, Francisco J. (Elsevier, 2012-12)

TiCxN1-x-15 wt.%Co cermets were obtained by a mechanically induced self-sustaining reaction (MSR) and sintered by spark plasma sintering (SPS) technique at different temperatures (1200-1400 degrees C) for 1 min in vacuum ...
Caracterización de cerámicas circona-carburo de silicio procesadas por Spark Plasma Sintering

Cormery, Audrey (Universitat Politècnica de València, 2021-03-09)

[ES] En el presente trabajo fin de máster se pretende abordar el desarrollo de materiales compuestos cerámicos empleados en el sector aeroespacial que actúen como barreras térmicas en turbinas de gas. Los requerimientos ...
Caracterización de materiales base ferrita Ni-Zn obtenidos por tecnología de microondas

Schreiner, Lucas (Universitat Politècnica de València, 2021-03-10)

[ES] La sinterización de materiales cerámicos mediante radiación de microondas es un campo emergente en la ciencia y tecnología de materiales con un enorme potencial para obtener nuevos materiales y nuevas microestructuras. ...
Caracterización de zumo y bagazo de pitaya y bioaccesibilidad de sus principales compuestos bioactivos

Giménez Solano, Júlia (Universitat Politècnica de València, 2021-09-03)

[ES] La pitaya amarilla (Selenicereus megalanthus) se ha convertido en uno de los principales productos exóticos de exportación de Colombia. Se trata de una fruta exótica que es consumida principalmente en fresco, que ...
Caracterización química mecánica y microestructural de las bandas utilizadas en el proceso de colada continua del aluminio Hazelett

Prats Catalá, Joan (Universitat Politècnica de València, 2012-12-03)

[ES] El desarrollo de técnicas adecuadas para caracterizar el espesor del recubrimiento de las bandas utilizadas en el proceso de colada continua de aluminio Hazelett, busca determinar el grado de desgaste en continuo, ...
Changes in tannin solubility and microstructure of high hydrostatic pressure-treated persimmon cubes during storage at 4ºC

Vázquez Gutiérrez, José Luis; Hernando Hernando, Mª Isabel; Quiles Chuliá, Mª Desamparados (Springer Verlag (Germany), 2013-07)

Abstract Condensed tannins are important bioactive compounds largely present in persimmon (Diospyros kaki L.f.). The aim of this work was to study the effect of the structural changes occurred during refrigerated storage ...
Changes in the microstructure and location of some bioactive compounds in persimmons treated by high hydrostatic pressure

Vázquez Gutiérrez, José Luis; Quiles Chuliá, Mª Desamparados; Hernando Hernando, Mª Isabel; Pérez Munuera, Isabel Mª (Elsevier, 2011-09)

[EN] Persimmon fruit are an important source of phenolic compounds, dietary fibre, and carotenoids. However, the location of these elements in the tissue is directly connected with processing techniques used. The aim of ...
Commercial thickeners used by patients with dysphagia: Rheological and structural behaviour in different food matrices

Moret Tatay, Amparo Teresa; Rodríguez García, Julia; Martí Bonmatí, Ezequiel; Hernando Hernando, Mª Isabel; Hernández, María Jesús (Elsevier, 2015-10)

In order to achieve a safe swallowing in patients with dysphagia, liquids must be thickened. In this work, two commercial starch based thickeners dissolved inwater,whole milk, apple juice and tomato juice were studied. ...