Listar Química por autor "e2647ea6-6bf1-4876-8054-dc4f1adc1768"
Mostrando ítems 1-7 de 7
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A Chronoamperometric Screen Printed Carbon Biosensor Based on Alkaline Phosphatase Inhibition for W(VI) Determination in Water, Using 2-Phospho-l-Ascorbic Acid Trisodium Salt as a Substrate
Alvarado Gámez, Ana Lorena; Alonso Lomillo, María Asunción; Domínguez Renedo, Olga; Arcos Martínez, María Julia (2015)This paper presents a chronoamperometric method to determine tungsten in water using screen-printed carbon electrodes modified with gold nanoparticles and cross linked alkaline phosphatase immobilized in the working ... -
Desarrollo de sensores electroquímicos para la determinación de drogas sintéticas en fluidos biológicos y muestras de incautación
González Hernández, Jerson (2023-07-09)La cantidad de nuevas sustancias psicoactivas, popularmente conocidas con términos como: drogas emergentes, drogas de diseño, drogas sintéticas o drogas recreativas, aumenta en el mercado global de las drogas cada año. El ... -
Desarrollo y verificación de metodologías electroquímicas para la determinación de antimonio, plomo y otros componentes orgánicos presentes en residuos de disparo
Calderón Arce, Pedro José (2022)El análisis de residuos de disparo tanto inorgánicos como orgánicos, presentes en escenas del crimen, ha sido uno de los problemas más complicados en la ciencia forense debido a que la cantidad de muestra es muy limitada ... -
Electrochemical biosensor for quantitative determination of fentanyl based on immobilized cytochrome c on multi-walled carbon nanotubes modified screen-printed carbon electrodes
González Hernández, Jerson; Moya Alvarado, Guillermo; Alvarado Gámez, Ana Lorena; Urcuyo Solórzano, Roberto; Barquero Quirós, Miriam; Arcos Martínez, María Julia (2022)Fentanyl is a powerful synthetic opioid used to treat severe pain. New administration routes toward its illegal consumption for recreational purposes pose a growing threat to public health, either due to misuse or abuse ... -
Electrochemical determination of novel psychoactive substances by differential pulse voltammetry using a microcell for boron-doped diamond electrode and screen-printed electrodes based on carbon and platinum
González Hernández, Jerson; Alvarado Gámez, Ana Lorena; Arroyo Mora, Luis E.; Barquero Quirós, Miriam (2021)25B-NBOMe, benzylpiperazine (BZP), 1-(3-chlorophenyl)piperazine (mCPP), and N,N-dimethyltryptamine (DMT) are potent hallucinogenic and stimulant drugs which have emerged as novel psychoactive substances (NPS). The ... -
Modified Laccase-Gold Nanoparticles-Tetrathiafulvalene-SPCEs Based Biosensor to Determine W(VI) in Water
Alvarado Gámez, Ana Lorena; Arcos Martínez, María Julia (2017)It was developed an amperometric biosensor to determine tungsten in water, based on the inhibition of laccase enzyme, by tungsten ions using pyrocathecol as a substrate. The enzyme was immobilized with a proper mixture ... -
Rapid Determination of the ‘Legal Highs’ 4-MMC and 4-MEC by Spectroelectrochemistry: Simultaneous Cyclic Voltammetry and In Situ Surface-Enhanced Raman Spectroscopy
González Hernández, Jerson; Ott, Colby Edward; Arcos Martínez, María Julia; Colina, Álvaro; Heras, Aránzazu; Alvarado Gámez, Ana Lorena; Urcuyo Solórzano, Roberto; Arroyo Mora, Luis E. (2021-12-31)The synthetic cathinones mephedrone (4-MMC) and 4-methylethcathinone (4-MEC) are two designer drugs that represent the rise and fall effect of this drug category within the stimulants market and are still available in ...