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A nafion film cover to enhance the analytical performance of the CuO/Cu electrochemical sensor for determination of chemical oxygen demand
ArticleAbstract: We modified and evaluated the performance of a CuO/Cu electrochemical electrode for chemical oxygenPalabras claves:chemical oxygen demand, Copper oxide electrode, Detection, Nafion filmAutores:Alvarado J., Byron Ordóñez Ríos, Lenys Fernández, Llorca J., Patricio Javier Espinoza-Montero, Tanya CarchiFuentes:scopusA potential lignocellulosic biomass based on banana waste for critical rare earths recovery from aqueous solutions
ArticleAbstract: Rare earth elements (REE) present multiple applications in technological devices but also drawbacksPalabras claves:Adsorption, Banana waste, Biosorption, Electrostatic attraction, Ion exchangeAutores:Bou J.J., Byron Ordóñez Ríos, Carrillo M., Hoyo J., Manuel Carrillo, Peña K., Sastre A.M., Tzanov T.Fuentes:googlescopusSorption of Hg(II) and Pb(II) ions on chitosan-iron(III) from aqueous solutions: Single and binary systems
ArticleAbstract: The present work describes the study of mercury Hg(II) and lead Pb(II) removal in single and binaryPalabras claves:Binary, Chitosan, Desorption, Iron, lead, Mercury, Salt effects, single, Sorption competitionAutores:Byron Ordóñez Ríos, Cristhian Romero, Demey H., Jessenia Zapata, Sastre A.M.Fuentes:googlescopusAntimony removal fromwater by a chitosan-iron(III)[ChiFer(III)] biocomposite
ArticleAbstract: The presence of antimony(III) in water represents a worldwide concern, mainly due to its high toxiciPalabras claves:Antimony removal, Chitosan, Iron, sorptionAutores:Byron Ordóñez Ríos, Demey H., Sastre A.M., Tanya CarchiFuentes:scopusEffect of three pre-treatments of banana peel for obtaining glucose syrup by enzymatic hydrolysis
ArticleAbstract: The aim of this study was to compare three pretreatments (grinding, milling + hydrothermal process,Palabras claves:Autores:Byron Ordóñez Ríos, HUGO ITALO ROMERO BONILLA, Humberto Ayala ArmijosFuentes:scopusGelatinization mechanism of native starch from exportable banana of ecuador
ArticleAbstract: The fundamental aim of this work was to research the mechanism of native starch gelatinization bananPalabras claves:assessment, banana, gelatinization, Pasting, viscosityAutores:Byron Ordóñez Ríos, Cristhian Zambrano-Cabrera, Edison Omar Martínez-Mora, Favián Maza-Valle, Johnny Pérez-RodríguezFuentes:scopusKinetic control study of gold leaching with cyanide from a flotation concentrate in a draft-tube reactor
ArticleAbstract: The knowledge of the kinetic control mechanisms of gold leaching in real process conditions is cruciPalabras claves:Cyanide, Draft-tube reactor, GOLD, KineticAutores:Byron Ordóñez Ríos, Castro L., Correa L., HUGO ITALO ROMERO BONILLA, Ricardo Guerrero, Suarez-Authievre C.Fuentes:scopusElectrochemical generation of arsenic volatile species using a gold/mercury amalgam cathode. Determination of arsenic by atomic absorption spectrometry
ArticleAbstract: The electrochemical generation of arsenic volatile species (arsine) using an Au/Hg amalgam cathode iPalabras claves:Arsine, Atomic absorption spectrometry, Electrochemical arsenic hydride generation, Tap water samplesAutores:Alvarado J., Andrea Caiminagua, Byron Ordóñez Ríos, HUGO ITALO ROMERO BONILLA, Lenys Fernández, Romero HugoFuentes:googlerraaescopusElectrochemical generation of volatile Pb species on Au/Hg cathodes as a sample introduction technique in the determination of Pb by atomic absorption spectroscopy
ArticleAbstract: We have used amalgamated Au cathodes for electrochemical generation of volatile lead hydride, PbH4.Palabras claves:Autores:Alvarado J., Byron Ordóñez Ríos, Ghislaine Morales, HUGO ITALO ROMERO BONILLA, Lenys FernándezFuentes:scopusMercury in sediments at El Oro province, ecuado
ArticleAbstract: The total content of Hg was evaluated in surface sediments at three localities in the coastal area oPalabras claves:Coast, contamination, HEAVY METAL, Organic matter, sedimentAutores:Alfonso Marín, Byron Ordóñez Ríos, Lemus M., Mariela Estefania Torres Rojas, Víctor Hugo González JaramilloFuentes:scopus