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Now showing items 451-460 of 478
Article
Physicochemical Properties, Colour, Chemical Composition, and Antioxidant Activity of Spanish Quercus Honeydew Honeys
(Springer, 2019)
The emergent market for honeydew honeys in Europe prompt to increasing requirements of consumers and honey industry for the characterisation of this type of honey. The aim of this study was to characterise 59 samples of ...
Article
Aplicación de Gamificación en toxicología forense, llevando la ciencia a las letras
(Real e Ilustre Colegio Oficial de Farmacéuticos, 2023)
Se ha implementado un Ciclo de Mejora en el Aula (CIMA) en la asignatura Policía científica y Toxicología Forense para el curso 2022/23. El objetivo principal de este CIMA es introducir un nuevo modelo metodológico en ...
Article
Vinegarscan: A computer tool based on ultraviolet spectroscopy for a rapid authentication of wine vinegars
(Multidisciplinary Digital Publishing Institute (MDPI), 2021)
Ultraviolet-visible (UV-vis) spectroscopy has shown successful results in the last few years to characterize and classify wine vinegar according to its quality, particularly those with a protected designation of origin ...
Article
Multi-level Data Fusion Strategies for Modeling Three-way Electrophoresis Capillary and Fluorescence Arrays Enhancing Geographical and Grape Variety Classification of Wines
(Elsevier, 2020)
Capillary electrophoresis with diode array detection (CE-DAD) and multidimensional fluorescence spectroscopy (EEM) second-order data were fused and chemometrically processed for geographical and grape variety classification ...
Article
Excitation-emission fluorescence as a tool to assess the presence of grape-must caramel in PDO wine vinegars
(Elsevier Ltd, 2019-07-30)
A practice in wine vinegar production is the addition of grape-must caramel to correct and unify the final colour of different batches. Although current legislation allows it, the effect in vinegars’ quality has not been ...
Article
Usefulness of excitation-emission fluorescence spectralprint combined with chemometrics for authentication of PDO fortified wines
(Elsevier, 2024-04)
Fortified wines covered by a Protected Designation of Origin (PDO) are high-quality products appreciated by consumers, whose diversity has increased in recent years, leading to an increased vulnerability to fraud. In this ...
Article
How Chemometrics Revives the UV-Vis Spectroscopy Applications as an Analytical Sensor for Spectralprint (Nontargeted) Analysis
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)
In recent years, methodologies based on spectral analysis, using ultraviolet–visible (UV-Vis) radiation, have experienced an amazing development and have been widely applied in various fields such as agricultural, food, ...
Article
A consortium of different Saccharomyces species enhances the content of bioactive tryptophan-derived compounds in wine fermentations
(Elsevier, 2024-03-12)
In recent years, the presence of molecules derived from aromatic amino acids in wines has been increasingly demonstrated to have a significant influence on wine quality and stability. In addition, interactions between different ...
Article
Electro-assisted liquid phase microextraction for the determination of parabens and their main metabolites in maternal urine and amniotic fluid samples
(Elsevier, 2024-05)
In this study, an electro assisted liquid phase microextraction (EA-LPME) procedure to determine seven parabens (methyl, ethyl, propyl, isopropyl, butyl, isobutyl, and benzyl paraben) and three of their key hydroxy metabolites ...
Article
Screening of Wine Extractable Total Phenolic and Ellagitannin Contents in Revalorized Cooperage By-products: Evaluation by Micro-NIRS Technology
(Springer, 2019)
Determining phenolic compounds of wood and its extractability to the hydroalcoholic medium is important in the oenological industry. The method proposed in this study copes with this issue in an in situ, non-destructive, ...