Search Results - "Roqueñí, Nieves"

Increase in mercury and methylmercury levels with depth in a fish assemblage by Romero-Romero, Sonia, García-Ordiales, Efrén, Roqueñí, Nieves, Acuña, José Luis

“…Despite their remoteness, deep-sea species bioaccumulate mercury, mostly in the form of the neurotoxin methylmercury (MeHg). Although the concentration of MeHg…”
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Mercury bioaccumulation by Juncus maritimus grown in a Hg contaminated salt marsh (northern Spain) by Garcia-Ordiales, Efren, Roqueñí, Nieves, Loredo, Jorge

“…Juncus maritimus is the dominant halophyte in the marshes of the Nalón estuary, a Spanish area contaminated by mercury (Hg) as a consequence of mining…”
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Trace metals from different anthropic sources on the mid-west coast of Asturias: Concentrations, dispersion and environmental considerations by Mangas-Suarez, Mario, Barquero, Jose Ignacio, Navarro-Murillo, Enol, Roqueñí, Nieves, Garcia-Ordiales, Efren

“…The central coast of Asturias (Spain), which has suffered significant anthropogenic impacts during the last 150 years, has been studied using 71 sediment…”
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Hybrid Intelligent System to Perform Fault Detection on BIS Sensor During Surgeries by Casteleiro-Roca, José-Luis, Calvo-Rolle, José Luis, Méndez Pérez, Juan Albino, Roqueñí Gutiérrez, Nieves, de Cos Juez, Francisco Javier

“…This paper presents a new fault detection system in hypnotic sensors used for general anesthesia during surgery. Drug infusion during surgery is based on…”
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Occurrence and speciation of arsenic and mercury in estuarine sediments affected by mining activities (Asturias, northern Spain) by Garcia-Ordiales, Efrén, Covelli, Stefano, Rico, Jose Manuel, Roqueñí, Nieves, Fontolan, Giorgio, Flor-Blanco, German, Cienfuegos, Pablo, Loredo, Jorge

“…Sediments contaminated by Hg and As from two historical mining areas have been deposited in the Nalón estuary (Asturias, northern Spain) since 1850. Total…”
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Determination of heavy metal baseline levels and threshold values on marine sediments in the Bay of Biscay by Sanz-Prada, Lorena, Garcia-Ordiales, Efrén, Flor-Blanco, German, Roqueñí, Nieves, Álvarez, Rodrigo

“…Several international institutions have defined background or baseline levels to assess heavy metal concentrations on marine sediments in order to use these…”
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Mercury and arsenic mobility in resuspended contaminated estuarine sediments (Asturias, Spain): A laboratory-based study by García-Ordiales, Efren, Covelli, Stefano, Braidotti, Greta, Petranich, Elisa, Pavoni, Elena, Acquavita, Alessandro, Sanz-Prada, Lorena, Roqueñí, Nieves, Loredo, Jorge

“…Estuarine sediments must be dredged to allow for navigation, and where these sediments are placed after dredging depends upon guidelines based only on the…”
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Geochemical distribution of selected heavy metals in the Asturian coastline sediments (North of Spain) by Sanz-Prada, Lorena, García-Ordiales, Efrén, Roqueñí, Nieves, Grande Gil, Jose Antonio, Loredo, Jorge

“…Sediments from 35 beaches along the Asturian coastline in the north of Spain were studied. Geochemical analyses were conducted to assess the distribution of…”
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Anthropocene footprint in the Nalón estuarine sediments (northern Spain) by García-Ordiales, Efrén, Flor-Blanco, Germán, Roqueñí, Nieves, Covelli, Stefano, Cienfuegos, Pablo, Álvarez, Rodrigo, Fontolan, Giorgio, Loredo, Jorge

“…Four boreholes drilled at depths ranging from 9 to 27 m and retrieved from the Nalón estuary (Asturias, northern Spain) were investigated to assess the impact…”
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Evaluation of analytical models for heat transfer in mine tunnels by Loredo, Covadonga, Banks, David, Roqueñí, Nieves

“…The heat contained in underground flooded mine workings is actively exploited, often via heat pump technology, at a number of locations in Europe and North…”
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Legacy of Past Mining Activity Affecting the Present Distribution of Dissolved and Particulate Mercury and Methylmercury in an Estuarine Environment (Nalón River, Northern Spain) by Pavoni, Elena, García-Ordiales, Efren, Covelli, Stefano, Cienfuegos, Pablo, Roqueñí, Nieves

“…At the Nalón River estuary (Asturias, Northern Spain), the occurrence of Hg is due to historical mining activity which has resulted in environmental issues of…”
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Historical accumulation of potentially toxic trace elements resulting from mining activities in estuarine salt marshes sediments of the Asturias coastline (northern Spain) by Garcia-Ordiales, Efrén, Cienfuegos, Pablo, Roqueñí, Nieves, Covelli, Stefano, Flor-Blanco, German, Fontolan, Giorgio, Loredo, Jorge

“…The extensive extraction activity of mercury ores in Asturias (northwest Spain), also rich in As and Sb, has impacted the Nalón river estuary. The objective of…”
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Assessment of the toxicity toward Vibrio fischeri in sediments of a mining impacted estuary in the north of Spain by Garcia-Ordiales, Efren, Roqueñí, Nieves, Rico, José Manuel, Cienfuegos, Pablo, Alvarez, Rodrigo, Ordoñez, Almudena

“…This study has been carried out on the Nalón estuary, a mining impacted estuarine contaminated by metals(oid), to evaluate how the metals(oids) concentrations…”
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Battery State-of-Charge Estimator Using the MARS Technique by Álvarez Antón, Juan Carlos, García Nieto, Paulino José, de Cos Juez, Francisco Javier, Sánchez Lasheras, Fernando, Blanco Viejo, Cecilio, Roqueñí Gutiérrez, Nieves

“…State of charge (SOC) is the equivalent of a fuel gauge for a battery pack in an electric vehicle. Determining the state of charge is thus particularly…”
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Fuzzy Logic approach to detect the influence of marine vs. continental (anthropic) elements in the geochemistry of the Asturian coastline sediments by Sanz-Prada, Lorena, García-Ordiales, Efrén, Luís, Ana Teresa, Grande, José Antonio, Roqueñí, Nieves, Aroba, Javier

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Heavy metal concentrations and dispersion in wild mussels along the Asturias coastline (North of Spain) by Sanz-Prada, Lorena, Garcia-Ordiales, Efrén, Roqueñí, Nieves, Manuel Rico, Jose, Loredo, Jorge

“…•Regional geology seems to be a key factor in the metal(oid) detected in mussels.•Metal(oid) in mussels naturally exceed international environmental…”
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Analysis of the High-Frequency Content in Human QRS Complexes by the Continuous Wavelet Transform: An Automatized Analysis for the Prediction of Sudden Cardiac Death by García Iglesias, Daniel, Roqueñi Gutiérrez, Nieves, De Cos, Francisco Javier, Calvo, David

“…Fragmentation and delayed potentials in the QRS signal of patients have been postulated as risk markers for Sudden Cardiac Death (SCD). The analysis of the…”
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A risk assessment tool applied to the study of shale gas resources by Veiguela, Miguel, Hurtado, Antonio, Eguilior, Sonsoles, Recreo, Fernando, Roqueñi, Nieves, Loredo, Jorge

“…The implementation of a risk assessment tool with the capacity to evaluate the risks for health, safety and the environment (HSE) from extraction of…”
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Enrichment of Metals in the Sediments of an Industrially Impacted Estuary: Geochemistry, Dispersion and Environmental Considerations by Mangas-Suarez, Mario, Garcia-Ordiales, Efren, Pérez, Julio Antonio, Álvarez, Rodrigo, Villa, Alberto, Ordoñez, Almudena, Roqueñí, Nieves

“…The city of Avilés is one of the most industrialized cities in the north of Spain and, accordingly, its estuary and coastal area have been subjected to great…”
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Evolution of the Speciation and Mobility of Pb, Zn and Cd in Relation to Transport Processes in a Mining Environment by Elmayel, Intissar, Esbrí, José María, Efrén, García-Ordiales, García-Noguero, Eva-María, Elouear, Zouhair, Jalel, Bouzid, Farieri, Alessandro, Roqueñí, Nieves, Cienfuegos, Pablo, Higueras, Pablo

“…Elements in mining extracts can be potentially toxic if they are incorporated into soils, sediments or biota. Numerous approaches have been used to assess this…”
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