A. M. Afonso

发表

Utilization of highly robust and selective crosslinked polymeric ionic liquid-based sorbent coatings in direct-immersion solid-phase microextraction and high-performance liquid chromatography for determining polar organic pollutants in waters.

Idaira Pacheco-Fernández, Alireza Najafi, V. Pino, 2016, Talanta.

Nonionic surfactant mixtures: a new cloud-point extraction approach for the determination of PAHs in seawater using HPLC with fluorimetric detection

V. Pino, J. H. Ayala, A. M. Afonso, 2004 .

Monitoring chlorophenols in industrial effluents by solid-phase microextraction–gas chromatography–mass spectrometry

V. Pino, J. H. Ayala, A. M. Afonso, 2007 .

Metal-organic frameworks as novel sorbents in dispersive-based microextraction approaches

J. Pasán, V. Pino, A. M. Afonso, 2017 .

A magnetic-based dispersive micro-solid-phase extraction method using the metal-organic framework HKUST-1 and ultra-high-performance liquid chromatography with fluorescence detection for determining polycyclic aromatic hydrocarbons in waters and fruit tea infusions.

J. Pasán, C. Ruiz-Pérez, V. Pino, 2016, Journal of chromatography. A.

Insights in the analytical performance of neat metal-organic frameworks in the determination of pollutants of different nature from waters using dispersive miniaturized solid-phase extraction and liquid chromatography.

J. Pasán, C. Ruiz-Pérez, V. Pino, 2018, Talanta.

Emissions of polycyclic aromatic hydrocarbons from combustion of agricultural and sylvicultural debris

J. H. Ayala, A. M. Afonso, V. González, 2005 .

Metallic Coatings in Solid-Phase Microextraction: Environmental Applications

Idaira Pacheco-Fernández, V. Pino, A. M. Afonso, 2018 .

Dispersive liquid-liquid microextraction versus single-drop microextraction for the determination of several endocrine-disrupting phenols from seawaters.

V. Pino, A. M. Afonso, Jessica López-Darias, 2010, Talanta.

Determination of polycyclic aromatic hydrocarbons in seawater by high-performance liquid chromatography with fluorescence detection following micelle-mediated preconcentration.

V. Pino, J. H. Ayala, A. M. Afonso, 2002, Journal of chromatography. A.

Headspace-single drop microextraction (HS-SDME) in combination with high-performance liquid chromatography (HPLC) to evaluate the content of alkyl- and methoxy-phenolic compounds in biomass smoke.

V. Pino, J. H. Ayala, A. M. Afonso, 2011, Talanta.

Optimization of an analytical methodology for the determination of alkyl- and methoxy-phenolic compounds by HS-SPME in biomass smoke

J. H. Ayala, A. M. Afonso, V. González, 2006, Analytical and bioanalytical chemistry.

Optimization of a sampling method to determine polycyclic aromatic hydrocarbons in smoke from incomplete biomass combustion

J. H. Ayala, A. M. Afonso, V. González, 2004 .

Vortex-assisted emulsification microextraction followed by in-syringe ultrasound-assisted back-microextraction to determine haloacetic acids in waters

V. Pino, J. H. Ayala, A. M. Afonso, 2014 .

Coupling micelle-mediated extraction using mixtures of surfactants and fluorescence measurements with a fiber-optic for the screening of PAHs in seawater.

V. Pino, J. H. Ayala, A. M. Afonso, 2005, The Analyst.

Experimental Design Optimization of Solid‐Phase Microextraction Conditions for the Determination of Heterocyclic Aromatic Amines by High‐Performance Liquid Chromatography

J. H. Ayala, A. M. Afonso, V. González, 2006 .

A green metal–organic framework to monitor water contaminants

J. Pasán, C. Ruiz-Pérez, V. Pino, 2018, RSC advances.

Monitoring polycyclic aromatic hydrocarbons in seawaters and wastewaters using a dispersive liquid–liquid microextraction method

V. Pino, A. M. Afonso, Carmen V Ramos-Dorta, 2013, Environmental technology.

Analytical methods applied to the determination of heterocyclic aromatic amines in foods.

J. H. Ayala, A. M. Afonso, V. González, 2008, Journal of chromatography. B, Analytical technologies in the biomedical and life sciences.

Determination of less polar heterocyclic amines in meat extracts: fast sample preparation method using solid-phase microextraction prior to high-performance liquid chromatography-fluorescence quantification.

J. H. Ayala, A. M. Afonso, V. González, 2007, Analytica chimica acta.

Use of a pH-sensitive polymer in a microextraction and preconcentration method directly combined with high-performance liquid chromatography.

D. Díaz, Idaira Pacheco-Fernández, V. Pino, 2020, Journal of chromatography. A.

Solid-phase microextraction coatings based on the metal-organic framework ZIF-8: Ensuring stable and reusable fibers.

R. Ameloot, J. Pasán, V. Pino, 2020, Talanta.

Automated direct-immersion solid-phase microextraction using crosslinked polymeric ionic liquid sorbent coatings for the determination of water pollutants by gas chromatography

C. Zhang, V. Pino, Jared L. Anderson, 2015, Analytical and Bioanalytical Chemistry.

Polymeric ionic liquid coatings versus commercial solid-phase microextraction coatings for the determination of volatile compounds in cheeses.

William T. S. Cole, V. Pino, Jared L. Anderson, 2014, Talanta.

In-situ ionic liquid-dispersive liquid-liquid microextraction method to determine endocrine disrupting phenols in seawaters and industrial effluents

V. Pino, J. H. Ayala, A. M. Afonso, 2011 .

Utilization of a benzyl functionalized polymeric ionic liquid for the sensitive determination of polycyclic aromatic hydrocarbons; parabens and alkylphenols in waters using solid-phase microextraction coupled to gas chromatography-flame ionization detection.

V. Pino, Jared L. Anderson, A. M. Afonso, 2010, Journal of chromatography. A.

Determination of water pollutants by direct-immersion solid-phase microextraction using polymeric ionic liquid coatings.

V. Pino, Jared L. Anderson, A. M. Afonso, 2010, Journal of chromatography. A.

Coupling the extraction efficiency of imidazolium-based ionic liquid aggregates with solid-phase microextraction-gas chromatography-mass spectrometry. Application to polycyclic aromatic hydrocarbons in a certified reference sediment.

V. Pino, Jared L. Anderson, A. M. Afonso, 2008, Journal of chromatography. A.

Solid-phase microextraction coupled with high-performance liquid chromatography for the analysis of heterocyclic aromatic amines.

J. H. Ayala, A. M. Afonso, V. González, 2004, Journal of chromatography. A.

Ultrasonic micellar extraction of polycyclic aromatic hydrocarbons from marine sediments.

V. Pino, J. H. Ayala, A. M. Afonso, 2001, Talanta.

A simplified vortex-assisted emulsification microextraction method for determining personal care products in environmental water samples by ultra-high-performance liquid chromatography

V. Pino, J. H. Ayala, A. M. Afonso, 2015 .

The metal-organic framework HKUST-1 as efficient sorbent in a vortex-assisted dispersive micro solid-phase extraction of parabens from environmental waters, cosmetic creams, and human urine.

J. Pasán, C. Ruiz-Pérez, V. Pino, 2015, Talanta.

DETERMINATION OF N-NITROSODIMETHYLAMINE BY HPLC, WITH FLUORESCENCE DETECTION. A SURVEY OF N-NITROSODIMETHYLAMINE IN COMMERCIAL BEERS

J. H. Ayala, A. M. Afonso, V. González, 2002 .

1,5-bis-(2,3-dihydroxy-phenylmethylene)-thiocarbohydrazone as reagent for the spectrofluorimetric determination of nanogram amounts of gallium

M. González‐Dávila, A. M. Afonso, F. García-Montelongo, 1990 .

Focused Microwave‐Assisted Extraction and HPLC with Electrochemical Detection to Determine Heterocyclic Amines in Meat Extracts

V. Pino, J. H. Ayala, A. M. Afonso, 2007 .

Salt-induced ionic liquid-based microextraction using a low cytotoxic guanidinium ionic liquid and liquid chromatography with fluorescence detection to determine monohydroxylated polycyclic aromatic hydrocarbons in urine

J. Lorenzo-Morales, Idaira Pacheco-Fernández, V. Pino, 2018, Analytical and Bioanalytical Chemistry.

Polycyclic aromatic hydrocarbons in smoke used to smoke cheese produced by the combustion of rock rose (Cistus monspeliensis) and tree heather (Erica arborea) wood.

J. H. Ayala, A. M. Afonso, V. González, 2005, Journal of agricultural and food chemistry.

Influence of Ligand Functionalization of UiO-66-Based Metal-Organic Frameworks When Used as Sorbents in Dispersive Solid-Phase Analytical Microextraction for Different Aqueous Organic Pollutants

J. Pasán, C. Ruiz-Pérez, V. Pino, 2018, Molecules.

Purification and some properties of β-d-glucosidase from the hepatopancreas of Biomphalaria glabrata

A. M. Afonso, S. Figueiredo, Nadiel Massahud, 1988 .

Guanidinium ionic liquid-based surfactants as low cytotoxic extractants: Analytical performance in an in-situ dispersive liquid-liquid microextraction method for determining personal care products.

Idaira Pacheco-Fernández, V. Pino, J. H. Ayala, 2017, Journal of chromatography. A.

Interfacial and aggregation behavior of dicationic and tricationic ionic liquid-based surfactants in aqueous solution

V. Pino, Jared L. Anderson, A. M. Afonso, 2015 .

An in-situ extraction-preconcentration method using ionic liquid-based surfactants for the determination of organic contaminants contained in marine sediments.

V. Pino, Jared L. Anderson, J. H. Ayala, 2012, Talanta.

Surface-bonded ionic liquid stationary phases in high-performance liquid chromatography--a review.

V. Pino, A. M. Afonso, A. Afonso, 2012, Analytica chimica acta.

A guanidinium ionic liquid-based surfactant as an adequate solvent to separate and preconcentrate cadmium and copper in water using in situ dispersive liquid–liquid microextraction

Idaira Pacheco-Fernández, V. Pino, J. H. Ayala, 2018 .

Monitoring trihalomethanes and nitrogenous disinfection by-products in blending desalinated waters using solid-phase microextraction and gas chromatography

V. Pino, J. H. Ayala, A. M. Afonso, 2017, Environmental technology.

Micellar Extraction of Polycyclic Aromatic Hydrocarbons from Certified Marine Sediment

V. Pino, J. H. Ayala, A. M. Afonso, 2001 .

Ionic liquids as a tool for determination of metals and organic compounds in food analysis

V. Pino, A. M. Afonso, Aurora Martín-Calero, 2011 .

Ionic liquids in dispersive liquid-liquid microextraction

V. Pino, A. M. Afonso, M. J. Trujillo-Rodríguez, 2013 .

Reversed Phase Liquid Chromatographic Method for Separation and Determination of Positional Isomeric Mono‐ and Di‐substituted Anilines and Phenols on an R,S‐Hydroxypropyl Ether β‐Cyclodextrin Column

V. Pino, A. M. Afonso, V. González, 2003 .

Ionic liquids as desorption solvents and memory effect suppressors in heterocyclic aromatic amines determination by SPME–HPLC fluorescence

J. H. Ayala, A. M. Afonso, V. González, 2009, Analytical and bioanalytical chemistry.

A novel in situ preconcentration method with ionic liquid-based surfactants resulting in enhanced sensitivity for the extraction of polycyclic aromatic hydrocarbons from toasted cereals.

V. Pino, Jared L. Anderson, A. M. Afonso, 2012, Journal of chromatography. A.

Developing qualitative extraction profiles of coffee aromas utilizing polymeric ionic liquid sorbent coatings in headspace solid-phase microextraction gas chromatography–mass spectrometry

V. Pino, Jared L. Anderson, A. M. Afonso, 2011, Analytical and bioanalytical chemistry.

Ionic liquids as mobile phase additives in high-performance liquid chromatography with electrochemical detection: application to the determination of heterocyclic aromatic amines in meat-based infant foods.

V. Pino, J. H. Ayala, A. M. Afonso, 2009, Talanta.

The ionic liquid 1-hexadecyl-3-methylimidazolium bromide as novel extracting system for polycyclic aromatic hydrocarbons contained in sediments using focused microwave-assisted extraction.

V. Pino, Jared L. Anderson, J. H. Ayala, 2008, Journal of chromatography. A.

Selective determination of acenaphthene in mixtures of three-ring polycyclic aromatic hydrocarbons by fluorescence quenching in micellar medium of cetylpyridinium bromide

J. H. Ayala, A. M. Afonso, V. G. Díaz, 1997, Journal of Fluorescence.

Selective analysis of fluorene by quenched fluorescence in cetylpyridinium bromide micelles

J. H. Ayala, A. M. Afonso, Venerando González-Diaz, 1998 .

A novel preconcentration strategy for extraction methods based on common cationic surfactants: an alternative to classical coacervative extraction.

V. Pino, J. H. Ayala, A. M. Afonso, 2012, Journal of chromatography. A.

Ionic liquid-based miniaturized aqueous biphasic system to develop an environmental-friendly analytical preconcentration method.

Idaira Pacheco-Fernández, V. Pino, J. H. Ayala, 2019, Talanta.

Suitability of ionic liquids as mobile-phase additives in HPLC with fluorescence and UV detection for the determination of heterocyclic aromatic amines.

J. H. Ayala, A. M. Afonso, V. González, 2010, Journal of separation science.

Pyrocatechol-1-Aldehyde 2-Benzothiazolylhydrazone As Reagent for the Spectrofluorimetric Determination of Nanogram Amounts of Gallium in Urine and Blood Serum

A. M. Afonso, F. G. Montelongo, J. J. Santana, 1985 .

Determination of the alkyl- and methoxy-phenolic content in wood extractives by micellar solid-phase microextraction and gas chromatography-mass spectrometry.

V. Pino, J. H. Ayala, A. M. Afonso, 2007, Talanta.

Application of a Pillared-Layer Zn-Triazolate Metal-Organic Framework in the Dispersive Miniaturized Solid-Phase Extraction of Personal Care Products from Wastewater Samples

J. Pasán, C. Ruiz-Pérez, V. Pino, 2019, Molecules.

Spectrofluorimetric determination of zinc with pyrocatechol-1-aldehyde 2-pyridylhydrazone

A. M. Afonso, F. G. Montelongo, J. J. Santana, 1986 .

Characterization of the hemoglobin of Biomphalaria glabrata as a glycoprotein.

A. M. Afonso, A. Neves, M. Arrieta, 1976, Biochimica et biophysica acta.

NON-LINEAR CALIBRATION IN QUANTITATIVE ANALYSIS BY HPTLC UTILIZING A FIBRE OPTIC FLUORESCENCE DETECTOR

J. H. Ayala, A. M. Afonso, V. González, 2000 .

Quantitative Analysis of Biogenic Amines by High-Performance Thin-Layer Chromatography Utilizing a Fibre Optic Fluorescence Detector

J. H. Ayala, A. M. Afonso, V. González, 1998 .

Influence of vegetable coagulant and ripening time on the lipolytic and sensory profile of cheeses made with raw goat milk from Canary breeds

V. Pino, J. H. Ayala, A. M. Afonso, 2017, Food science and technology international = Ciencia y tecnologia de los alimentos internacional.

Multiple headspace solid-phase microextraction for quantifying volatile free fatty acids in cheeses.

V. Pino, J. H. Ayala, A. M. Afonso, 2014, Talanta.

Analytical Applications of Ionic Liquids in Chromatographic and Electrophoretic Separation Techniques

V. Pino, A. M. Afonso, M. J. Trujillo-Rodríguez, 2016 .

Determination of polycyclic aromatic hydrocarbons in marine sediments by high-performance liquid chromatography after microwave-assisted extraction with micellar media.

V. Pino, J. H. Ayala, A. M. Afonso, 2000, Journal of chromatography. A.

Magnetic ionic liquids as non-conventional extraction solvents for the determination of polycyclic aromatic hydrocarbons.

V. Pino, Jared L. Anderson, J. H. Ayala, 2016, Analytica chimica acta.

Factors That Affect the Content of Heterocyclic Aromatic Amines in Foods

A. M. Afonso, M. S. Alaejos, A. Afonso, 2011 .

Purification and characterization of the glycopeptide II from the hemoglobin of Biomphalaria glabrata

A. M. Afonso, T. Freitas, A. G. Neves, 1985 .

Glycopeptides from the hemoglobin of Biomphalaria glabrata-partial characterization

M. Santoro, A. M. Afonso, A. G. Neves, 1980 .