Publications by authors named "Fabio R P Rocha"

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An improved approach for analysis of chocolate by laser induced breakdown spectroscopy (LIBS) using L-menthol as matrix modifier.
Luís Claudio Martins, Samara Soares, Maria C Hespanhol, Celio Pasquini, Fábio R P Rocha

Talanta· March 2026

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Versatile LIBS calibration approach using metal:SPADNS/DTAB ion pairs immobilized on photographic paper.
Lucas R M Domingos, Maria Isadora P Lima, Samara Soares, Jhonny F S Joca, Mónica B Mamián-López, Fábio R P Rocha

Talanta· January 2026

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Natural deep eutectic solvent as extractor and support for determination of metals by laser induced breakdown spectroscopy.
Samara Soares, Maria C Hespanhol, Celio Pasquini, Fábio R P Rocha

Anal Chim Acta· December 2025

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Determination of volatile acids in sugarcane spirits exploring an air drag system and digital image photometry.
Gabriel M Fernandes, Júlio C Zacarias, Boaventura F Reis, Fábio R P Rocha

Anal Methods· December 2025

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Revisiting Catalytic Methods Exploiting Digital Videos: Sequential Determination of Copper and Sucrose in Sugarcane Spirits.
Gabriel M Fernandes, Fábio R P Rocha

ACS Omega· November 2025

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Kinetic determination of ethyl carbamate in sugarcane spirits exploiting digital videos.
Gabriel M Fernandes, André R Alcarde, Fábio R P Rocha

Talanta· September 2025

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Effect of roasting on chemical composition of coffee.
Gabriela M R N Alcantara, Luís Claudio Martins, Winston P C Gomes, Dayane Dresch, Fábio R P Rocha

Food Chem· June 2025

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A novel approach for lactose determination in cow's milk exploiting smartphone-based digital-image photometry.
Rita de Cassia Malho Alves, Luís Claudio Martins, Fábio R P Rocha

Anal Methods· September 2023

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Multi-energy calibration for determining critical metals in nickel-metal hydride battery residues by microwave-induced plasma atomic emission spectrometry.
Kaíque A M L Cruz, George L Donati, Fábio R P Rocha, Maria C Hespanhol

Anal Methods· August 2023

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Flow-based green ceramics microdevice with smartphone image colorimetric detection for free chlorine determination in drinking water.
Marília Christian Gomes Morais Nascimento, Maria Carolina Robaina Vieira, Fábio R P Rocha, Tiago Almeida Silva, Willian Toito Suarez

Spectrochim Acta A Mol Biomol Spectrosc· February 2023

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The role of 5-hydroxymethylfurfural in food and recent advances in analytical methods.
Fernanda C O L Martins, Gabriela M R N Alcantara, Anna Flavia S Silva, Wanessa R Melchert, Fábio R P Rocha

Food Chem· November 2022

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Chemical Derivatization in Flow Analysis.
Fábio R P Rocha, Elias A G Zagatto

Molecules· February 2022

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Large-scale flow analysis: From repetitive assays to expert analyzers.
Elias A G Zagatto, Fábio R P Rocha

Talanta· October 2021

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A spot test for total esters determination in sugarcane spirits exploiting smartphone-based digital images.
Samara Soares, Karoline R R Campos, Wanessa R Melchert, Fábio R P Rocha

Anal Methods· August 2020

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Two-dimensional separation by sequential injection chromatography.
Maria Soledad M S F Acevedo, Mariana R Gama, Alex D Batista, Fábio R P Rocha

J Chromatogr A· August 2020

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Flow-Batch Sample Preparation for Fractionation of the Stress Signaling Phytohormone Salicylic Acid in Fresh Leaves.
Thiago L Marques, Milton K Sasaki, Lidiane C Nunes, Fábio R P Rocha

J Anal Methods Chem· July 2020

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Exploitation of a short monolithic column for in-line separation and preconcentration: Environmental friendly determination of the emerging pollutant salicylic acid in natural waters.
Pedro A F Souza, Milton K Sasaki, Fábio R P Rocha

J Sep Sci· April 2020

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Multi-energy calibration to circumvent matrix effects in the determination of biodiesel quality parameters by UV-Vis spectrophotometry.
Samara Soares, Fábio R P Rocha

Talanta· March 2020

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Systematic evaluation of sample preparation for fractionation of phytohormone salicylic acid in fresh leaves.
Thiago L Marques, Liz Mary B Moraes, Fábio R P Rocha

Talanta· February 2020

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Flow analysis during the 60 years of Talanta.
Fábio R P Rocha, Elias A G Zagatto

Talanta· January 2020

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The multiple facets of flow analysis. A tutorial.
Elias A G Zagatto, Fábio R P Rocha

Anal Chim Acta· January 2020

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A simple and low-cost approach for microdistillation: Application to methanol determination in biodiesel exploiting smartphone-based digital images.
Samara Soares, Fábio R P Rocha

Talanta· July 2019

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An overview of the Brazilian contributions to Green Analytical Chemistry.
Mariana R Gama, Wanessa R Melchert, Thiago R L C Paixão, Fábio R P Rocha

An Acad Bras Cienc· May 2019

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A novel spot test based on digital images for determination of methanol in biodiesel.
Samara Soares, Kétheny G Torres, Eduardo L Pimentel, Patrícia B Martelli, Fábio R P Rocha

Talanta· April 2019

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Solid-phase extractions in flow analysis.
Fábio R P Rocha, Alex D Batista, Wanessa R Melchert, Elias A G Zagatto

An Acad Bras Cienc· May 2018

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