Listar DQA-Artículos, capítulos... por autor "7e6d0efb-4104-4e07-a575-946c15371542"
Mostrando ítems 1-18 de 18
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Carbon Nanohorn Suprastructures on a Paper Support as a Sorptive Phase
Ríos Gómez, Julia; Fresco-Cala, B.; García-Valverde, María Teresa; Lucena, Rafael; Cárdenas, Soledad (MDPI, 2018)This article describes a method for the modification of paper with single-wall carbon nanohorns (SWCNHs) to form stable suprastructures. The SWCNHs form stable dahlia-like aggregates in solution that are then self-assembled ... -
Determination of the Three Main Components of the Grapevine Moth Pest Pheromone in Grape-Related Samples by Headspace-Gas Chromatography- Mass Spectrometry
Alcudia-León, M.C.; Sánchez-Parra, Mónica; Lucena, Rafael; Cárdenas, Soledad (MDPI, 2017)The grapevine moth (Lobesia botrana) is the most significant pest of viticulture. This article reports the development of an analytical method that allows the instrumental determination of the three main pheromone ... -
Determination of the Three Main Components of the Grapevine Moth Pest Pheromone in Grape-Related Samples by Headspace-Gas Chromatography-Mass Spectrometry
Alcudia-León, M.C.; Sánchez-Parra, Mónica; Lucena, Rafael; Cárdenas, Soledad (MDPI, 2017)The grapevine moth (Lobesia botrana) is the most significant pest of viticulture. This article reports the development of an analytical method that allows the instrumental determination of the three main pheromone components ... -
Effervescence-Assisted Microextraction—One Decade of Developments
Lasarte-Aragonés, Guillermo; Lucena, Rafael; Cárdenas, Soledad (MDPI, 2020)Dispersive microextraction techniques are key in the analytical sample treatment context as they combine a favored thermodynamics and kinetics isolation of the target analytes from the sample matrix. The dispersion of the ... -
Evaluación de un nuevo composite de nanopartículas magnéticas y nylon‐6 como sorbente en técnicas de microextracción en fase sólida dispersiva
Reyes-Gallardo, E.M.; Lucena, Rafael; Cárdenas, Soledad; Valcárcel, M. (Sociedad Española de Química Analítica, 2015) -
Extracción de disruptores endocrinos mediante nanopartículas magnéticas recubierta con líquido iónico
Casado-Carmona, Francisco Antonio; Alcudia-León, M.C.; Lucena, Rafael; Cárdenas, Soledad; Valcárcel, M. (Universidad de Córdoba, 2017) -
Extracción selectiva de la feromona sexual de la bactrocera oleae en aceite de oliva mediante microextracción en fase sólida dispersiva usando polímeros magnéticos de impresión molecular
Alcudia-León, M.C.; Lucena, Rafael; Cárdenas, Soledad; Valcárcel, M. (Universidad de Córdoba, 2017) -
Magnetic Polyamide Nanocomposites for the Microextraction of Benzophenones from Water Samples
Ghambari, H.; Reyes-Gallardo, E.M.; Lucena, Rafael; Saraji, M.; Cárdenas, Soledad (MDPI, 2019)In this article, the influence of the monomers on the extraction efficiency and the effect of the addition of surfactants during the synthesis have also been considered. The sorption capacity of the resulting nanocomposites ... -
Melamine Sponge Functionalized with Urea-Formaldehyde Co-Oligomers as a Sorbent for the Solid-Phase Extraction of Hydrophobic Analytes
García-Valverde, María Teresa; Chatzimitakos, Theodoros; Lucena, Rafael; Cárdenas, Soledad; Stalikas, Constantine D. (MDPI, 2018)A new procedure for the functionalization ofmelamine sponge (MeS) with urea-formaldehyde (UF) co-oligomers is put forward. The procedure differs from the typical synthesis of the UF co-polymer, as it employs a base-catalyzed ... -
Nanopartículas hidrofóbicas magneticamente confinadas
Alcudia-León, M.C.; Lucena, Rafael; Cárdenas, Soledad; Valcárcel, M. (Universidad de Córdoba, 2013) -
Polydopamine inner wall-coated hypodermic needle as microextraction device and electrospray emitter for the direct analysis of illicit drugs in oral fluid by ambient mass spectrometry
Véjar-Vivar, C.; Millán-Santiago, Jaime; Mardones, C.; Lucena, Rafael; Cárdenas, Soledad (Elsevier, 2022)In this article, polydopamine inner wall-coated hypodermic needles (PDA-HNs) are evaluated as both microextraction devices and electrospray ionization (ESI) emitters for determining selected illicit drugs (methamphetamine, ... -
Recent Advances in Extraction and Stirring Integrated Techniques
Cárdenas, Soledad; Lucena, Rafael (MDPI, 2017)The extraction yield of a microextraction technique depends on thermodynamic and kinetics factors. Both of these factors have been the focus of intensive research in the last few years. The extraction yield can be increased ... -
Returning to Nature for the Design of Sorptive Phases in Solid-Phase Microextraction
Mafra, Gabriela; García-Valverde, María Teresa; Millán-Santiago, Jaime; Carasek, Eduardo; Lucena, Rafael; Cárdenas, Soledad (MDPI, 2019)Green analytical chemistry principles aim to minimize the negative impact of analytical procedures in the environment, which can be considered both at close (to ensure the safety of the analysts) and global (to conserve ... -
Silica nanoparticles–nylon 6 composites: synthesis, characterization and potential use as sorbent
Reyes-Gallardo, E.M.; Lucena, Rafael; Cárdenas, Soledad (Royal Society of Chemistry, 2017)Composite materials based on the combination of nanoparticles (NPs) and polymers have attracted much attention in recent years thanks to their positive characteristics. In this article an easy, cheap and green procedure ... -
Síntesis de membranas de poliamida 6 y nanocuernos de carbono mediante electrospinning para su posterior uso en la extracción de compuestos de distinta naturaleza
Reyes-Gallardo, E.M.; Alcudia-León, M.C.; Lucena, Rafael; De Clerck, K.; Cárdenas, Soledad (Universidad de Córdoba, 2017) -
Tunable Polarity Carbon Fibers, a Holistic Approach to Environmental Protection
García-Valverde, María Teresa; Ledesma Escobar, Carlos Augusto; Lucena, Rafael; Cárdenas, Soledad (MDPI, 2018)The pollution of environmental resources is an issue of social concern worldwide. Chemistry is essential for the design of decontamination strategies and analytical approaches to detect and monitor the contamination. ... -
Unmodified cellulose filter paper, a sustainable and affordable sorbent for the isolation of biogenic amines from beer samples
Díaz-Liñán, M.C.; Lucena, Rafael; Cárdenas, Soledad; López-Lorente, A.I. (Elsevier, 2021)While current trends in Green Analytical Chemistry aim at reducing or simplifying sample treatment, food usually comprises complex matrices where direct analysis is not possible in most cases. In this context, sample ... -
Wooden-based materials: Eco-friendly materials for direct mass spectrometric analysis and microextraction
Millán-Santiago, Jaime; Lucena, Rafael; Cárdenas, Soledad (Wiley, 2021)Lignocellulosic materials have arisen as a sustainable alternative in microextraction techniques during the last 10 years. As they are natural materials, their use fits into some of the principles of Green Analytical ...