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Depósito Digital de Documentos de la UAB Encontrados 12 registros  1 - 10siguiente  ir al registro: La búsqueda tardó 0.01 segundos. 
1.
18 p, 880.2 KB A combination of dynamic measurement protocol and advanced data treatment to resolve the mixtures of chemically similar analytes with potentiometric multisensor system / Kirsanov, Dmitry (St. Petersburg State University. Chemistry Department) ; Cetó Alsedà, Xavier (Universitat Autònoma de Barcelona. Departament de Química) ; Khaydukova, Maria (St. Petersburg State University. Chemistry Department) ; Blinova, Yulia (St. Petersburg State University. Chemistry Department) ; Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química) ; Babain, Vasily (Khlopin Radium Institute) ; Legin, Andrey (St. Petersburg State University. Chemistry Department)
Data processing techniques and measuring protocol are very important parts of the multisensor systems methodology. Complex analytical tasks like resolving the mixtures of two components with very similar chemical properties require special attention. [...]
2014 - 10.1016/j.talanta.2013.11.003
Talanta, Vol. 119 (February 2014) , p. 226-231  
Registro completo - Creative Commons
2.
15 p, 1.5 MB Voltammetric electronic tongue to identify Brett character in wines. On-site quantification of its ethylphenol metabolites / González-Calabuig, Andreu (Universitat Autònoma de Barcelona. Departament de Química) ; Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química)
This work reports the applicability of a voltammetric sensor array able to evaluate the content of the metabolites of the Brett defect: 4-ethylphenol, 4-ethylguaiacol and 4-ethylcatechol in spiked wine samples using the electronic tongue (ET) principles. [...]
2018 - 10.1016/j.talanta.2017.10.041
Talanta, Vol. 179 (March 2018) , p. 70-74  
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3.
25 p, 1.1 MB Enhanced electrochemical response of carbon quantum dot modified electrodes / Algarra, Manuel (Universidad de Málaga. Departamento de Química Inorgánica, Cristalografía y Mineralogía) ; González-Calabuig, Andreu (Universitat Autònoma de Barcelona. Departament de Química) ; Radotić, Ksenija (University of Belgrade. Institute for Multidisciplinary Research) ; Mutavdzic, D. (University of Belgrade. Institute for Multidisciplinary Research) ; Ania, Conchi (Centre national de la recherche scientifique. Conditions Extrêmes et Matériaux: Haute Température et Irradiation) ; Lázaro-Martínez, Juan Manuel M. (Universidad de Buenos Aires. Departamento de Química Orgánica) ; Jiménez-Jiménez, José (Universidad de Málaga. Departamento de Química Inorgánica, Cristalografía y Mineralogía) ; Rodríguez-Castellón, Enrique (Universidad de Málaga. Departamento de Química Inorgánica, Cristalografía y Mineralogía) ; Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química)
A glassy carbon electrode (GCE) was surface-modified with carbon quantum dots (CQDs) and applied for the effective enhancement of the electrochemical signal for dopamine and uric acid determination. CQDs were prepared from graphite by a green modification of the Hummers method. [...]
2018 - 10.1016/j.talanta.2017.09.082
Talanta, Vol. 178 (Feb. 2018) , p. 679-685  
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4.
21 p, 861.0 KB Array of peptide-modified electrodes for the simultaneous determination of Pb(II), Cd(II) and Zn(II) / Serrano i Plana, Núria (Universitat de Barcelona. Departament de Química Analítica) ; Prieto-Simón, Beatriz (Universitat Autònoma de Barcelona. Departament de Química) ; Cetó Alsedà, Xavier (Universitat Autònoma de Barcelona. Departament de Química) ; Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química)
This paper reports the development of three peptide modified sensors in which glutathione (GSH) and its fragments Cys-Gly and γ-Glu-Cys were immobilized respectively through aryl diazonium electrochemical grafting onto the surface of graphite-epoxy composite electrodes (GEC), and used for the simultaneous determination of Cd(II), Pb(II) and Zn(II). [...]
2014 - 10.1016/j.talanta.2014.02.052
Talanta, Vol. 125 (Jul. 2014) , p. 159-166  
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5.
29 p, 618.9 KB Electronic tongues to assess wine sensory descriptors / Cetó Alsedà, Xavier (University of South Australia. Future Industries Institute) ; González-Calabuig, Andreu (Universitat Autònoma de Barcelona. Departament de Química) ; Crespo, Nora (Universitat Autònoma de Barcelona. Departament de Química) ; Pérez, Sandra (Universitat Autònoma de Barcelona. Departament de Química) ; Capdevila Mestres, Josefa (INCAVI-IRTA. Estació de Viticultura i Enologia) ; Puig-Pujol, Anna (INCAVI-IRTA. Estació de Viticultura i Enologia) ; Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química)
This work reports the application of an electronic tongue as a tool towards the analysis of wine in tasks such as its discrimination based on the maturing in barrels or the prediction of the global scores assigned by a sensory panel. [...]
2017 - 10.1016/j.talanta.2016.09.055
Talanta, Vol. 162 (January 2017) , p. 218-224  
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6.
7 p, 1.4 MB Serum/plasma potassium monitoring using potentiometric point-of-care microanalyzers with improved ion selective electrodes / Calvo-Lopez, Antonio (Universitat Autònoma de Barcelona. Departament de Química) ; Arasa Puig, Eva (Universitat Autònoma de Barcelona. Departament de Química) ; Alonso Chamarro, Julián (Universitat Autònoma de Barcelona. Departament de Química) ; Puyol Bosch, M. del Mar (Universitat Autònoma de Barcelona. Departament de Química)
Different causes can trigger imbalances on homeostatic mechanisms between intracellular and extracellular compartments resulting in abnormal blood potassium concentrations (hypo or hyperkalemia). This can lead to serious consequences, even a life-threatening situation. [...]
2023 - 10.1016/j.talanta.2022.124100
Talanta, Vol. 253 (Feb. 2023) , art. 124100  
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7.
22 p, 926.5 KB Integrating molecularly imprinted polymer beads in graphite-epoxy electrodes for the voltammetric biosensing of histamine in wines / Herrera-Chacon, Anna (Universitat Autònoma de Barcelona. Departament de Química) ; Dinç-Zor, Şule (Yildiz Technical University. Department of Chemistry) ; Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química)
This manuscript presents a voltammetric biosensing study with use of molecularly imprinted polymers to detect histamine in wine. Polymer beads were synthesized by standard precipitation polymerization method and implemented on the electrode surface via sol-gel immobilization. [...]
2020 - 10.1016/j.talanta.2019.120348
Talanta, Vol. 208 (Feb. 2020) , art. 120348  
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8.
33 p, 1.4 MB Modification of electrodes with N-and S-doped carbon dots. Evaluation of the electrochemical response / Bonet-SanEmeterio, Marta (Universitat Autònoma de Barcelona. Departament de Química) ; Algarra, Manuel (Universidade da Madeira. Centro de Química da Madeira) ; Petković, Marijana (Universidade da Madeira. Centro de Química da Madeira) ; Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química)
Nitrogen and sulphur-doped Carbons Dots (N-CDs and S-CDs) were synthesized by a hydrothermal method and incorporated as surface electrode modifiers to evaluate their properties for electrochemical sensing. [...]
2020 - 10.1016/j.talanta.2020.120806
Talanta, Vol. 212 (May 2020) , art. 120806  
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9.
21 p, 813.9 KB Electronic tongue for nitro and peroxide explosive sensing / González-Calabuig, Andreu (Universitat Autònoma de Barcelona. Departament de Química) ; Cetó Alsedà, Xavier (Universitat Autònoma de Barcelona. Departament de Química) ; Valle Zafra, Manuel del (Universitat Autònoma de Barcelona. Departament de Química)
This work reports the application of a voltammetric electronic tongue (ET) towards the simultaneous determination of both nitro-containing and peroxide-based explosive compounds, two families that represent the vast majority of compounds employed either in commercial mixtures or in improvised explosive devices. [...]
2016 - 10.1016/j.talanta.2016.03.009
Talanta, Vol. 153 (June 2016) , p. 340-346  
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10.
17 p, 188.9 KB Design of a surface plasmon resonance immunoassay for therapeutic drug monitoring of amikacin / Losoya Leal, Adrián (Tecnológico de Monterrey) ; Estévez, M. Carmen (Institut Català de Nanociència i Nanotecnologia) ; Martínez Chapa, Sergio O. (Tecnológico de Monterrey) ; Lechuga, Laura M (Institut Català de Nanociència i Nanotecnologia)
The therapeutic drug monitoring (TDM) of pharmaceutical drugs with narrow therapeutic ranges is of great importance in the clinical setting. It provides useful information towards the enhancement of drug therapies, aiding in dosage control and toxicity risk management. [...]
2015 - 10.1016/j.talanta.2015.04.009
Talanta, Vol. 141 (August 2015) , p. 253-258  
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Depósito Digital de Documentos de la UAB : Encontrados 12 registros   1 - 10siguiente  ir al registro:
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