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Listar por palabra clave "Ageing"

Mostrando ítems 1-20 de 29

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Age-related gastrointestinal alterations of legumes and cereal grains digestibility

Hernández-Olivas, Ever; Muñoz-Pina, Sara; Andrés Grau, Ana María; Heredia Gutiérrez, Ana Belén (Elsevier, 2021-06)

[EN] Aging is accompanied by changes in gastrointestinal functions. The impact of the gastrointestinal (GI) conditions of the elderly on the extent of proteolysis and glycolysis as well as calcium bioaccessibility in some ...
Ageing effect on morphology, thermal and mechanical properties of impact modified LDPE/PP blends from virgin and recycled materials

Borovanska, Irena; Krastev, Rumen; Benavente, Rosario; Monleón Pradas, Manuel; Vallés Lluch, Ana; Samichov, Vasil; Iliev, Mario (SAGE Publications (UK and US), 2014-08)

An experimental study was conducted to investigate the influence of ageing on the morphological, thermal and mechanical properties of virgin and two types of recycled (from technological and postconsumer wastes) modified ...
Caracterización de las células madre neurales adultas en el hipocampo de ratones progéricos

Lalwani, Sonia Prakash (Universitat Politècnica de València, 2019-01-16)

[ES] Debido a la existencia de células madre neurales adultas, en el cerebro adulto se generan nuevas neuronas. La neurogénesis adulta ha sido observada en dos regiones específicas : la zona subventricular(SVZ) de los ...
Colorimetric evaluation of three adhesives used in the consolidation of contemporary matte paint after artificial ageing

Llamas Pacheco, Rosario; Ramos San Pedro, Demian (Associação Profissional de Conservadores - Restauradores de Portugal, 2015-02-27)

[EN] Of all the problems associated to contemporary painting, the most complex is probably that which concerns powdering matte surfaces, both for their technical characteristics and optical properties and for the ...
Desarrollo de Técnicas de diagnóstico a bordo para catalizadores de oxidación diesel

Mora Pérez, Javier (Universitat Politècnica de València, 2016-07-22)

[EN] Present work develops on-board diagnostics (OBD) techniques for diesel oxidation catalysts (DOC). As computational resources in modern electronic control units (ECU) are scarce, algorithms must consider the time ...
Development of predictive models for the estimation of theprobability of suffering fear of falling and other fall risk factors basedon posturography parameters in community-dwelling older adults

Dueñas Moscardo, Lirios; Balasch i Bernat, Merce; Mena Del Horno, Silvia; Aguilar-Rodriguez, Marta; Alcantara Alcover, Enrique (Elsevier, 2016-07)

Falls pose an important problem for older adults. Balance training is one of the main prevention strategies, but there is a lack of objective measurement methods that would allow the effectiveness of the treatments employed ...
Efecto de la incorporación de tensoactivos en las propiedades físicas de films a base de almidón de maíz

Ortega Toro, Rodrigo (Universitat Politècnica de València, 2013-05-31)

[ES] El objetivo de este trabajo fue estudiar el efecto de la adición de tensoactivos sobre las propiedades mecánicas, ópticas y de barrera (al oxígeno y vapor de agua) de films a base de almidón de maíz y glicerol, para ...
Effect of plasticizers on thermal and physical properties of compression-moulded poly[(3-hydroxybutyrate)-co- (3-hydroxyvalerate)] films

Requena-Peris, Raquel; Jiménez Marco, Alberto; Vargas, Maria; Chiralt, A. (Elsevier, 2016)

[EN] Poly[(3-hydroxybutyrate)-co-(3-hydroxyvalerate)] (PHBV) is a promising bio-based, biodegradable polymer for replacing synthetic polymers, but its brittleness limits its application range. With the aim of improving the ...
Effect of the incorporation of surfactants on the physical properties of corn starch films

Ortega Toro, Rodrigo; Jiménez Marco, Alberto; Talens Oliag, Pau; Chiralt, A. (Elsevier, 2014-07)

[EN] The effect of surfactant addition on structural, mechanical, optical and barrier properties of corn starch-glycerol based films was studied. Sorbitan monopalmitate, monostearate or monooleate were incorporated into ...
El estrés mitocondrial en tejido muscular provoca alteraciones de la ruta de señalización de la insulina de manera no autónoma

Devesa Arbiol, Cristina Amparo (Universitat Politècnica de València, 2018-09-18)

[ES] La disfunción mitocondrial es uno de los factores relacionados estrechamente con el envejecimiento. En este trabajo se han silenciado las proteínas de fusión mitocondrial Opa1 y Mfn2 en el tejido muscular de Drosophila ...
Energy assessment of the ageing phenomenon in Li-Ion batteries and its impact on the vehicle range efficiency

García Martínez, Antonio; Monsalve-Serrano, Javier; Martínez-Boggio, Santiago Daniel; Golke, Diego (Elsevier, 2023-01-15)

[EN] The 2035 European Union ban on internal combustion engines pushes the transport industry toward alternative propulsion technologies. One of the most potent alternatives to the 250 million passenger automobiles in ...
Estudio comparativo del comportamiento de envejecimiento de tejidos tratados con diferentes resinas

Martí Ciria, Paula (Universitat Politècnica de València, 2019-06-17)

[ES] En este trabajo se realiza un estudio comparativo de textiles tratados con distintas resinas de diferente naturaleza al sometarlas a un envejecimiento acelerado. Para llevar a cabo el estudio se valora el amarilleamiento, ...
Estudio de la sustitución de los productos utilizados en el proceso de producción de parabrisas para mejorar la capacidad productiva de una planta ubicada en Puzol (Valencia)

Sánchez Navarro, Francisco Javier (Universitat Politècnica de València, 2022-10-03)

[ES] En la producción de parabrisas tradicionalmente ha sido necesario el empleo de dos productos conocidos como Betawipe y Betaprime. El primero de ellos actúa como activador y el segundo es un promotor de la adhesión. ...
Experimental determination and modelling of the diesel oxidation catalysts ageing effects

Guardiola, Carlos; Pla Moreno, Benjamín; Mora Pérez, Javier; Lefebvre, Damien (SAGE Publications, 2019-10)

[EN] After-treatment systems are necessary to respect the pollutant emissions thresholds specified by regulations. However, due to system ageing, the efficiency of the after-treatment system may decrease and affect the ...
Harmonisation of surveillance requirements and maintenance in a context of ageing and obsolescence based on reliability, availability and risk information

Martorell Alsina, Sebastián Salvador; Marton Lluch, Isabel; Sánchez Galdón, Ana Isabel; Carlos Alberola, Sofía (Elsevier, 2020-10)

[EN] This paper contains the fundamentals and a comparison of different alternatives in the context of risk-informed surveillance requirements that consider the full effects of implementing the maintenance rule. A case ...
Impact of Brain Endothelial Senescence on Neurogenesis: Application of Novel Strategies for Age-Related Senescence Detection

Rojas Vázquez, Sara (Universitat Politècnica de València, 2023-07-03)

[ES] El envejecimiento se concibe como un proceso progresivo de deterioro funcional que se produce a lo largo de la vida. En general, el avance de la edad va acompañado del deterioro de múltiples tejidos, la alteración de ...
In-plane shear tensile characteristics of polyester composites: Effects of sunlight exposition

Sahuquillo, Oscar; Klyatskina, Elizaveta; Mukhamiat Alimov; Segovia-López, Francisco; Sánchez Bolinches, Alejandro; Dumansky, Alexander (Elsevier, 2021-11-01)

[EN] This work focusses on the analysis of in-plane shear tensile test carried out on samples aged by UV-Visible light. The tendency of in-plane shear properties with exposure time fits to a decreasing exponential curve. ...
Interlaminar fracture toughness of low curing temperature vinylester composites exposed to severe service conditions

Klyatskina, Elizaveta; Sahuquillo, Oscar; Sánchez Bolinches, Alejandro; Segovia-López, Francisco; Stolyarov, Vladimir (Elsevier, 2021-10-01)

[EN] The effects of high temperature environmental exposition and of soft curing treatment on the interlaminar shear strength for vinylester glass fibre multilayer composites have been studied. The degradation effects on ...
Low frequency dielectric measurements to assess post-mortem ageing of pork meat

Castro Giráldez, Marta; Toldrá Vilardell, Fidel; Fito Maupoey, Pedro (Elsevier, 2011-07)

[EN] The use of dielectric properties at low frequencies to estimate the progress of pork meat (Longissimus dorsi) ageing was evaluated. Dielectric measurements were perfomed at 140 Hz, 1 kHz and 300 kHz in perpendicular ...
New methodology to analyze the dielectric properties in radiofrequency and microwave ranges in chicken meat during postmortem time

Traffano-Schiffo, Maria Victoria; Castro Giraldez, Marta; Colom Palero, Ricardo José; Talens Oliag, Pau; Fito, Pedro J. (Elsevier, 2021-03)

[EN] Biochemical and structural transformations that occur during meat ageing include proteolytic, electrolytic, oxidative and other processes, explain the quality and safety state of meat. In this sense, the value of the ...