Search Results - "Silva, Edvan C."

A monosegmented flow-batch system for slow reaction kinetics: Spectrophotometric determination of boron in plants by Barreto, Inakã S., Andrade, Stéfani Iury E., Lima, Marcelo B., Silva, Edvan C., Araújo, Mário César U., Almeida, Luciano F.

“…► This study introduces the first monosegmented flow-batch (MSFB) system. ► The MSFB combines favourable characteristics of both FBA and MSFA. ► Slow kinetics…”
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Ant colony optimization for variable selection in discriminant linear analysis by Pontes, Aline S., Araújo, Alisson, Marinho, Weverton, Gonçalves Dias Diniz, Paulo H., Araújo Gomes, Adriano, Goicoechea, Hector C., Silva, Edvan C., Araújo, Mario C.U.

“…A new algorithm using ant colony optimization (ACO) for selection of variables in linear discriminant analysis (LDA) is presented. The role of ACO is explored…”
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A digital image-based flow-batch analyzer for determining Al(III) and Cr(VI) in water by Andrade, Stéfani Iury E., Lima, Marcelo B., Barreto, Inakã S., Lyra, Wellington S., Almeida, Luciano F., Araújo, Mário C.U., Silva, Edvan C.

“…This study proposes a digital image-based flow-batch analyzer (DIB-FBA) for aluminum (III) and chromium (VI) determinations in natural water. A webcam with a…”
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An automatic flow-batch standard-addition method for sodium determination in alcohol fuel by flame photometry by Almeida, Luciano F. de, Martins, Valdomiro L., Silva, Edvan C. da, Moreira, Pablo N. T., Araujo, Mario Cesar U.

“…The Brazilian Regulatory Agency for fuel production and commercialization requires that the sodium concentration in alcohol fuel should be determined by flame…”
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Implementation of a Generalized Standard Addition Method in a Flow Injection System Using Merging-Zones and Gradient Exploitation by SILVA, Edvan C., Valdomiro L. MARTINS Valdomiro L. MARTINS, ARAÚJO, Alessandro F., ARAÚJO, Mário César U.

“…A novel strategy for implementing a generalized standard addition method (GSAM) in a simple two-channel flow injection (FI) system and for correcting matrix…”
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Flow injection determination of metronidazole through spectrophotometric measurement of the nitrite ion produced upon alkaline hydrolysis by Simões, Simone S., Medeiros, Everaldo P., Gaião, Edvaldo N., Lyra, Wellington S., Moreira, Pablo N. T., Araújo, Mario C. U., Silva, Edvan C., Nascimento, Valberes B.

“…A new method for metronidazole determination, based on spectrometric monitoring of a diazonium salt produced in-line by alkaline hydrolysis released nitrite…”
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Standard additions in flow injection analysis based on merging zones and gradient exploitation: application to copper determination in spirits by Silva, Edvan C., Araújo, Mario C.U., Honorato, Ricardo S., Lima, J.L.F.Costa, Zagatto, Elias Ayres Guidetti, Brienza, Sandra Maria Boscolo

“…A novel strategy for implementing the standard addition method in flow analysis is described. It requires only one standard solution and provides several…”
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