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Listar por palabra clave "Metals"

Mostrando ítems 1-20 de 21

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Analysis of monitoring programmes and their suitability for ecotoxicological risk assessment in four Spanish basins

López Doval, Julio C.; De Castro Catala, Núria; Andrés Doménech, Ignacio; Blasco, Julián; Ginebreda, Antoni; Muñoz, Isabel (Elsevier, 2012-12)

Data from four Spanish basin management authorities were analysed. Chemical and biological data from four Spanish basin management authorities were analysed, focusing on three consecutive years. Aims were to i) determine ...
Bioethanol steam reforming on Ni-based modified mordenite. Effect of mesoporosity, acid sites and alkaline metals

Da Costa Serra, Javier Francisco; Navarro Ruiz, María Teresa; Rey Garcia, Fernando; Chica, Antonio (Elsevier, 2012-04)

Support plays an important role in the preparation of highly active and selective bioethanol steam reforming catalysts since it helps in the dispersion of metal particles and enhances its activity via metal-support ...
CUERPOS CELESTESInvestigación de los metales en Joyería

Berlanga Sanchis, Mar (Universitat Politècnica de València, 2018-09-20)

`Cuerpos Celestes: Investigación de los metales en Joyería¿ es un trabajo de joyería artística. En él hay un tema principal, el universo. Dentro del cual se recogen diferentes curiosidades de este. La meta final es ...
Design and experimental verification of ridge gap waveguide in bed of nails for parallel-plate mode suppression

Kildal, Per-Simon; Zaman, Ashraf Uz; Rajo Iglesias, Eva; Alfonso Alós, Esperanza; Valero-Nogueira, Alejandro (Institution of Engineering and Technology (IET), 2011-02)

This study describes the design and experimental verification of the ridge gap waveguide, appearing in the gap between parallel metal plates. One of the plates has a texture in the form of a wave-guiding metal ridge ...
Determination of background levels and pollution assessment for seven metals (Cd, Cu, Ni, Pb, Zn, Fe, Mn) in sediments of a Mediterranean coastal lagoon

Hernández Crespo, Carmen; Martín Monerris, Miguel (Elsevier, 2015)

The determination of background levels of trace metals in soils and sediments is a key point for the proper assessment of pollution degree. This study demonstrates the suitability of integrating geological and statistical ...
Enrichment and contamination level of trace metals in theMediterranean marine sediments of Spain

Martínez-Guijarro, Mª Remedios; Paches Giner, Maria Aguas Vivas; Romero Gil, Inmaculada; Aguado García, Daniel (Elsevier, 2019)

[EN] Coastal ecosystems are heavily polluted by human activities. These pollutants reach the aquatic environment and accumulate in the sediment. Among the chemical pollutants, metals represent a notable hazard since they ...
ESTUDIO DE ASOCIACIÓN DE VARIANTES GENÉTICAS EN LOS GENES DE TRANSPORTADORES DE METALES CON LOS NIVELES DE ARSÉNICO Y BARIO Y ENFERMEDADES DE ALTO RIESGO CARDIOVASCULAR EN UNA POBLACIÓN GENERAL

Galán Chilet, Inmaculada (Universitat Politècnica de València, 2011-09-23)

Algunos metales relativamente comunes pueden llegar a ser tóxicos para nuestro organismo. La exposición crónica y/o los niveles elevados de arsénico y/o bario en sangre o en orina se han asociado con una amplia variedad ...
Gene-environment interaction analysis of redox-related metals and genetic variants with plasma metabolic patterns in a general population from Spain: The Hortega Study

Galvez-Fernandez, Marta; Sanchez-Saez, Francisco; Domingo-Relloso, Arce; Rodríguez-Hernández, Zulema; Tarazona, Sonia; Gonzalez-Marrachelli, Vannina; Grau-Perez, Maria; Morales-Tatay, José M.; Amigo, Nuria; Garcia-Barrera, Tamara; Gomez-Ariza, Jose L.; Chaves, F. Javier; Garcia-Garcia, Ana Barbara; Melero, Rebeca; Tellez-Plaza, Maria (Elsevier, 2022-06)

[EN] Background: Limited studies have evaluated the joint influence of redox-related metals and genetic variation on metabolic pathways. We analyzed the association of 11 metals with metabolic patterns, and the interacting ...
Influence of diet in urinary levels of metals in a biomonitoring study of a child population of the Valencian region (Spain)

Pérez-Torres, Rosa; Doménech Antich, Eva Mª; Conchado Peiró, Andrea; Sanchez, Alfredo; Coscollà, C.; Yusà, V. (Elsevier, 2018)

[EN] Pollution by trace elements and its possible effect on organisms has become a worldwide concern due to the increasing presence of trace elements in the environment and especially in the food chain. Exposure to chemicals ...
Influence of rainfall intensity and pollution build-up levels on water quality and quantity response of permeable pavements

Hernández Crespo, Carmen; Fernández-Gonzalvo, Miriam Inmaculada; Martín Monerris, Miguel; Andrés Doménech, Ignacio (Elsevier, 2019)

[EN] Permeable pavements are part of stormwater management practices known as sustainable urban drainage systems (SUDS). This study describes the influence of several environmental variables, such as the rainfall regime ...
Intracrystalline diffusion in metal organic framework during heterogeneous catalisys: Influence of particle size on the activity of MIL-100 (Fe) for oxidation reaction

Dhakshinamoorthy, Amarajothi; Alvaro Rodríguez, Maria Mercedes; Hwang, Young Kyu; Seo, You-Kyong; Corma Canós, Avelino; García Gómez, Hermenegildo (ROYAL SOC CHEMISTRY, 2011)

[EN] Three MIL-100 (Fe) samples differing in average crystal size (from 60-70 to >400 nm) have been synthesized by microwave heating using three HF/Fe 3+ ratios. Oxidation of diphenylmethane with tert-butylhydroperoxide ...
IREN BZNUNÍ. PRODUCCIÓN DE JOYERÍA DE AUTOR Y PROPUESTA DE EMPRESA

Egiazarian Bznuni, Irene (Universitat Politècnica de València, 2020-05-21)

[ES] El trabajo responde a la elaboración de piezas de joyería contemporánea de autor, tomando como fuente de inspiración múltiples elementos naturales. La realización de las piezas se establece bajo criterios tanto de ...
La práctica de la limpieza con láser en materiales metálicos: Hierro, cobre y plata

Folgado Da Silveira Dos Santos Martins, Maria Inês (Universitat Politècnica de València, 2013-05-12)

[ES] La constante y rápida evolución de las técnicas de limpieza de objetos con valor simbólico y de representación social-cultural-histórica-artística ha desembocado en una enorme variedad de posibles metodologías prácticas ...
Long-Range Magnetic Coupling through Extended p-Conjugated Aromatic Bridges in Dinuclear Copper(II) Metallacyclophanes

Pardo, E.; Faus, J.; Julve, M.; Lloret, F.; Muñoz Roca, María Del Carmen; Cano, J.; Ottenwaelder, X.; Journaux, Y.; Carrasco, R.; Blay, G.; Fernández, I.; Ruiz, R. (American Chemical Society, 2003-09-10)

[EN] Self-assembly of 1,4-phenylenebis(oxamate) and 4,4`-biphenylenebis(oxamate) ligands and Cu2+ ions gives two new dinuclear copper(II) metallacyclophanes where the two metal centers are connected by double para-substituted ...
Modelado, desarrollo y simulación del proceso de negocio de venta de producto terminado en una planta de reciclaje y recuperación de metales

Parra Barranco, Rocío (Universitat Politècnica de València, 2021-10-11)

[ES] En este proyecto se va a tratar de modificar el proceso de negocio de venta de producto terminado de una planta de reciclaje y recuperación de metales. El objetivo del trabajo es enfocar la gestión del proceso de ...
Noise control by sonic crystal barriers made of recycled materials

Sánchez-Dehesa Moreno-Cid, José; García Chocano, Víctor Manuel; Torrent Martí, Daniel; Cervera Moreno, Francisco Salvador; Cabrera García, Suitberto; Simon, Francisco (Acoustical Society of America, 2011-03)

A systematic study of noise barriers based on sonic crystals made of cylinders that use recycled materials like absorbing component is reported here. The barriers consist of only three rows of perforated metal shells filled ...
State-of-the-art of seismic response evaluation methods for metal roof spatial structures

Nakazawa, Shoji; Kato, Shiro; Takeuchi, Toru; Xue, Su-Duo; Lazaro, Carlos (International Association for Shell and Spatial Structures (IASS), 2012)

[EN] The present paper is a result of a collaboration in IASS WG 8 for metal spatial structures to prepare state-ofthe-art reviews for earthquake response analysis methods and equivalent static seismic loads for metal ...
Study of Urban Mining: benefits and impacts in actual society and in the sustainable development

Gascón Parrilla, Ana (Universitat Politècnica de València, 2022-09-28)

[ES] A escala global, la cantidad de residuos electrónicos en las ciudades ha ido aumentando considerablemente año tras año. Cada vez más personas necesitan y utilizan dispositivos electrónicos como teléfonos móviles, ...
Unconventional OFF-ON Response of a Mono(calix[4]arene)- Substituted BODIPY Sensor for Hg2+through Dimerization Reversion

Lorente, Alejandro; Ochoa, Andres; Rodriguez-Lavado, Julio; Rodríguez-Nuévalos, Silvia; Jaque, Pablo; Gil, Salvador; Sáez, José A.; Costero, Ana M. (American Chemical Society, 2023-01-10)

[EN] A new selective fluorogenic chemosensor for Hg2+, which combines a calixarene derivative with a BODIPY core as a fluorescent reporter, is described. The remarkable change in its fluorogenic properties in DMSO and CHCl3 ...
Wastewater effluents analysis from sustainable algae-based blue dyeing with phycocyanin

Moldovan, Simona; Bou-Belda, Eva; Franco, Esther; Ferrándiz, Marcela; Gisbert Paya, Jaime; Díaz-García, Pablo; Pascual, Javier; BONET-ARACIL, MARILÉS (SAGE Publications, 2022-11)

[EN] Sustainability in the textile industry is a challenge with an imminent need to be tackled. One approach can be focused on replacing fossil-based dyes with renewable and less polluting alternatives. In this sense, this ...