Listar Artículos (Química Analítica) por autor "Fernández Espinosa, Antonio José"
Mostrando ítems 1-20 de 26
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A chemical speciation of trace metals for fine urban particles
Fernández Espinosa, Antonio José; Ternero Rodríguez, Miguel; Barragán de la Rosa, Francisco José; Jiménez Sánchez, Juan Carlos (Elsevier, 2002)The chemical speciation of 11 metals in aerosols has been studied in 12 areas of the city of Seville (Spain). Urban particles ...
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A rapid Soxhlet and mini-SPE method for analysis of polycyclic aromatic hydrocarbons in atmospheric particles
Castro Guijarro, Pablo Antonio; Álvarez Vázquez, Eusebio Ramón; Fernández Espinosa, Antonio José (Springer, 2021-02-16)An analytical method was validated with two reference materials of polycyclic aromatic hydrocarbons in atmospheric ...
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A three-step metal fractionation scheme for fly ashes collected in an Argentine thermal power plant
Smichowski, Patricia; Polla, Griselda; Gómez, Darío; Fernández Espinosa, Antonio José; Calleja López, Ana (Elsevier, 2008)A new three-step fractionation scheme was applied to study the distribution of Al, As, Cd, Cr, Cu, Fe, Mn, Mo, Ni, Pb, S, ...
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Assessment of Metals in Sediments in a Tributary of Guadalquivir River (Spain). Heavy Metal Partitioning and Relation Between the Water and Sediment System
Enguix González, Arturo; Ternero Rodríguez, Miguel; Jiménez Sánchez, Juan Carlos; Fernández Espinosa, Antonio José; Barragán de la Rosa, Francisco José (Springer Nature, 2000)A physical-chemical characterisation of the sediments of the Guadaira River in Southwest Spain has been carried out, ...
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Assessment of the sequential principal component analysis chemometric tool to identify the soluble atmospheric pollutants in rainwater
Montoya Mayor, Rocío; Fernández Espinosa, Antonio José; Ternero Rodríguez, Miguel (Springer, 2011)In this study a new method of principal component (PC) analysis, sequential PC analysis (SPCA), is proposed and assessed ...
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Atmospheric emissions of volatile organic compounds from a mine soil treated with sewage sludge and tomato plants (Lycopersicum esculentum l.)
Fernández Espinosa, Antonio José; Rossini Oliva, Sabina; Peña Heras, Aránzazu (Springer Science and Business Media, 2022-07-06)The study investigated the emissions of volatile organic compounds (VOCs) from a mining soil amended with sewage sludge ...
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Chemical speciation of trace metals in fine airborne particles: advances in operational performance of a new sequential extraction scheme
Fernández Espinosa, Antonio José; Ternero Rodríguez, Miguel; Fernández Álvarez, Félix; Gutiérrez Dabán, Alfonso; Trigo, Daniel (Taylor & Francis, 2006)A speciation method of inorganic metal compounds in airborne particulate matter based on selective sequential extractions ...
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Combining PLS regression with portable NIR spectroscopy to on-line monitor quality parameters in intact olives for determining optimal harvesting time
Fernández Espinosa, Antonio José (Elsevier, 2016-02)This study presents a systematized method for predicting water content, fat content and free acidity in olive fruits by ...
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Determination of soluble ultra-trace metals and metalloids in rainwater and atmospheric deposition fluxes: A 2-year survey and assessment
Montoya Mayor, Rocío; Fernández Espinosa, Antonio José; Seijo Delgado, Inmaculada; Ternero Rodríguez, Miguel (Elsevier, 2013)The present work investigates the relationships between composition of rainwater and dry deposition fluxes by trace metals ...
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Does the polluted environment modify responses to metal pollution? A case study of two Cistus species and the excess of copper and lead
Rossini Oliva, Sabina; Mingorance, Maria Dolores; Leidi Montes, Eduardo Oscar; Fernández Espinosa, Antonio José (Elsevier, 2019-07)Populations of Cistus ladanifer L. and C. salviifolius L. from an abandoned mine area in Riotinto (SW Spain) and unpolluted ...
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Improving the mining soil quality for a vegetation cover after addition of sewage sludges: Inorganic ions and low-molecular-weight organic acids in the soil solution
Peña, Aránzazu; Mingorance, María Dolores; Guzmán Carrizosa, Ignacio; Fernández Espinosa, Antonio José (Elsevier, 2015-03-01)We assessed the effects of applying stabilized sewage sludge (SSL) and composted sewage sludge (CLV), at 5 and 10% to an ...
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Influence of rain and other meteorological parameters on trace metals in size fractionated particles in a polluted urban atmosphere
Fernández Espinosa, Antonio José; Ternero Rodríguez, Miguel (Orszagos Meteorologiai Szolgalat, 2004)Relationships between meteorological variables and particles, metals and their size fraction concentrations were determined ...
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Lichens as biomonitors for the determination of polycyclic aromatic hydrocarbons (PAHs) in Caracas Valley, Venezuela
Fernández, Raiza; Galarraga, Freddy; Benzo, Zully; Márquez, Gonzalo; Fernández Espinosa, Antonio José; Requiz, M. Gabriela; Hernández, Jesús (Taylor & Francis, 2011)Biomonitoring of PAH air pollution using lichens was carried out. Sixteen PAHs were studied in 11 locations along the ...
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Monitoring of heavy metals in topsoils, atmospheric particles and plant leaves to identify possible contamination sources
Rossini Oliva, Sabina; Fernández Espinosa, Antonio José (Elsevier, 2007)The research reveals results of metal pollution on urban topsoil in relation to the metal content in leaves of two plant ...
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Optimisation and assessment of an innovative high sensitivity 90-degree reflecting ICP-MS ion optics system for the validation of simultaneous determination of arsenic and selenium in water matrices
Álvarez Vázquez, Eusebio; Bouza Deaño, Ramón; Ternero Rodríguez, Miguel; Fernández Espinosa, Antonio José (Taylor & Francis, 2011)A routine ICP-MS method for the determination of As and Se in fresh and sewage water has been developed. After a first ...
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Optimization of a Sequential Extraction Scheme for Speciation of Metals in Fine Urban Particles
Fernández Espinosa, Antonio José; Ternero Rodríguez, Miguel; Fernández Álvarez, Félix; Barragán de la Rosa, Francisco José; Jiménez Sánchez, Juan Carlos (Taylor & Francis, 2002)A sequential extraction procedure fractioned in four steps was optimized with the purpose of improving a previous scheme ...
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Particle-size distribution of polycyclic aromatic hydrocarbons in urban air in southern Spain
Gutiérrez Dabán, Alfonso; Fernández Espinosa, Antonio José; Ternero Rodríguez, Miguel; Fernández Alvarez, F (Springer, 2005)The size distribution of polycyclic aromatic hydrocarbons (PAH) was determined for airborne particles from a large city ...
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Physical speciation of arsenic, mercury, lead, cadmium and nickel in inhalable atmospheric particles
Fernández Álvarez, Félix; Ternero Rodríguez, Miguel; Fernández Espinosa, Antonio José; Gutiérrez Dabán, Alfonso (Elsevier, 2004)Physical speciation of metals (size distribution) in airborne particles has been studied in 24 areas of Seville (Spain). ...
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Protecting effect of recycled urban wastes (sewage sludge and wastewater) on ryegrass against the toxicity of pesticides at high concentrations
Peña, Aránzazu; Mingorance, María Dolores; Guzmán, Ignacio; Sánchez, Lourdes; Fernández Espinosa, Antonio José; Valdés Castrillón, Benito; Rossini Oliva, Sabina (Elsevier, 2014-09-01)Degraded landscapes, like those from abandoned mine areas, could be restored by revegetating them with appropriate plant ...
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Source characterisation of airborne particles in Seville (Spain) by multivariate statistical analyses
Fernández Espinosa, Antonio José; Ternero Rodríguez, Miguel; Barragán de la Rosa, Francisco José; Jiménez Sánchez, Juan Carlos (Orszagos Meteorologiai Szolgalat, 1999)Metal contamination (Al, Cr, Mn, Fe. Co, Ni, Cu, Zn, Cd and Pb) in suspended particles was studied at twelve monitoring ...