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Electrochemical determination of arsenic in natural waters using carbon fiber ultra-microelectrodes modified with gold nanoparticles
ArticleAbstract: We have developed an anodic stripping voltammetry method that employs carbon fiber ultra-microelectrPalabras claves:Anodic stripping voltammetry, Arsenic electrochemical detection, Carbon fiber ultra-microelectrodes, Gold nanoparticlesAutores:Alvarado J., Carrera P., Hugo Romero Bonilla, Lenys Fernández, Patricio Javier Espinoza-MonteroFuentes:googlescopusElectrochemical determination of lead in human blood serum and urine by anodic stripping voltammetry using glassy carbon electrodes covered with Ag-Hg and Ag-Bi bimetallic nanoparticles
ArticleAbstract: The evaluation and application of glassy carbon electrodes modified with bimetallic nanoparticle depPalabras claves:Autores:Alvarado J., Carla Manciati, Carrera P., Dominguez J.R., Lenys Fernández, Luis José Borrero González, Mireya Sánchez, Patricio Javier Espinoza-Montero, Romero Hugo, Valera D.Fuentes:googlescopusElectrochemical generation of antimony volatile species, stibine, using gold and silver mercury amalgamated cathodes and determination of Sb by flame atomic absorption spectrometry
ArticleAbstract: The electrochemical generation of antimony volatile species (stibine) using Au and Ag mercury amalgaPalabras claves:Atomic absorption spectrometry, Electrochemical antimony hydride generation, Marine sediment samples, StibineAutores:Alvarado J., Carrera P., Hugo Romero Bonilla, Jessenia Ordoñes, Lenys FernándezFuentes:scopusDevelopment and evaluation of a glassy carbon electrode modified with silver and mercury nanoparticles for quantification of cysteine rich peptides
ArticleAbstract: A glassy carbon electrode,covered with a Nafion film, on which nano-structured bimetallic particlesPalabras claves:Ag-Hg nanoparticles, Anodic stripping voltammetry, Brdička reaction, Cysteine-Glutathione electrochemical detection, Modified electrode, NafionAutores:Alvarado J., Carrera P., Lenys Fernández, Luis Cumbal, Professor, Luis H. Cumbal, Patricio Javier Espinoza-Montero, Romero Hugo, Valera D.Fuentes:googlescopusDevelopment and evaluation of copper electrodes, modified with bimetallic nanoparticles, to be used as sensors of cysteine-rich peptides synthesized by tobacco cells exposed to cytotoxic levels of cadmium
ArticleAbstract: We report on two new electrochemical sensors which, coupled to differential pulse voltammetry, constPalabras claves:Bimetallic deposits, Brdička reaction, Cysteine-rich peptides, Electrochemical detection, Heavy metal pollutionAutores:Alvarado J., Carlos Velasco-Medina, Carrera P., Lenys Fernández, Marjorie Montero-Jiménez, Mónica B. Jadán, Patricio Javier Espinoza-MonteroFuentes:scopusImprovements in the electrochemical generation of arsine at gold electrodes as a sample introduction strategy for arsenic determination in well-water samples by atomic absorption spectrometry
ArticleAbstract: The development and evaluation of a cathode consisting of a gold electrode covered by a polyanilinePalabras claves:arsenic, electrochemical hydride generation and atomic absorption determination, gold-polyaniline electrodeAutores:Alvarado J., Antonio Díaz-Barrios, Carrera P., Lenys Fernández, Pablo Pozo, Patricio Javier Espinoza-Montero, Zambrano H.B.Fuentes:scopusPhotoelectrocatalytic degradation of diclofenac with a boron-doped diamond electrode modified with titanium dioxide as a photoanode
ArticleAbstract: The electrophoretic deposition of titanium dioxide (TiO2) nanoparticles (Degussa P25) onto a boron-dPalabras claves:Boron-doped diamond, Diclofenac degradation, Photoanode, Photoelectrocatalysis, titanium dioxide, Water treatmentAutores:Carol Sigcha-Pallo, Carrera P., Lenys Fernández, Pablo Pozo, Patricio Javier Espinoza-Montero, Paulina Alulema-Pullupaxi, Peralta-Hernández J.M.Fuentes:scopus