Characterization of sildenafil citrate tablets of different sources by near infrared chemical imaging and chemometric tools
Sabin, Guilherme P., Lozano, Valeria A., Rocha, Werickson F.C., Romão, Wanderson, Ortiz, Rafael S., Poppi, Ronei J.
Published in Journal of pharmaceutical and biomedical analysis (01.11.2013)
Published in Journal of pharmaceutical and biomedical analysis (01.11.2013)
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Journal Article
Rapid Methodology to Simultaneous Quantification of Different Antioxidants in Biodiesel Using Infrared Spectrometry and Multivariate Calibration
Batista, Luciano Nascimento, Mello, Viviane F., Fonseca, Maurício G., Rocha, Werickson F.C., Kunigami, Claudete N.
Published in SAE International journal of fuels and lubricants (01.01.2019)
Published in SAE International journal of fuels and lubricants (01.01.2019)
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Journal Article
Comprehensive Triacylglycerol Characterization of Oils and Butters of 15 Amazonian Oleaginous Species by ESI‐HRMS/MS and Comparison with Common Edible Oils and Fats
Fasciotti, Maíra, Monteiro, Thays V. C., Rocha, Werickson F. C., Morais, Luiz R. B., Sussulini, Alessandra, Eberlin, Marcos N., Cunha, Valnei S.
Published in European journal of lipid science and technology (01.09.2020)
Published in European journal of lipid science and technology (01.09.2020)
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Journal Article
Fingerprinting of sildenafil citrate and tadalafil tablets in pharmaceutical formulations via X-ray fluorescence (XRF) spectrometry
Ortiz, Rafael S., Mariotti, Kristiane C., Schwab, Nicolas V., Sabin, Guilherme P., Rocha, Werickson F.C., de Castro, Eustáquio V.R., Limberger, Renata P., Mayorga, Paulo, Bueno, Maria Izabel M.S., Romão, Wanderson
Published in Journal of pharmaceutical and biomedical analysis (25.01.2012)
Published in Journal of pharmaceutical and biomedical analysis (25.01.2012)
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Journal Article
Rapid Methodology to Simultaneous Quantification of Differ Antioxidants in Biodiesel Using Infrared Spectrometry and Multivariate Calibration
Batista, Luciano Nascimento, Mello, Viviane F, Fonseca, Mauricio G, Rocha, Werickson F.C, Kunigami, Claudete N
Published in SAE International journal of fuels and lubricants (01.04.2019)
Published in SAE International journal of fuels and lubricants (01.04.2019)
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Journal Article
A comparison of different strategies in multivariate regression models for the direct determination of Mn, Cr, and Ni in steel samples using laser-induced breakdown spectroscopy
Luna, Aderval S., Gonzaga, Fabiano B., da Rocha, Werickson F.C., Lima, Igor C.A.
Published in Spectrochimica acta. Part B: Atomic spectroscopy (01.01.2018)
Published in Spectrochimica acta. Part B: Atomic spectroscopy (01.01.2018)
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Journal Article
Classification of soil samples based on Raman spectroscopy and X-ray fluorescence spectrometry combined with chemometric methods and variable selection
Luna, Aderval S., Lima, Igor C. A., Rocha, Werickson F. C., Araújo, Joyce R., Kuznetsov, Alexei, Ferreira, Erlon H. Martins, Boqué, Ricard, Ferré, Joan
Published in Analytical methods (01.01.2014)
Published in Analytical methods (01.01.2014)
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Journal Article
Viagra® and Cialis® blister packaging fingerprinting using Fourier transform infrared spectroscopy (FTIR) allied with chemometric methods
Pereira, Thieres M. C., Júnior, Josué A. Q., Ortiz, Rafael S., Rocha, Werickson F. C., Endringer, Denise C., Filgueiras, Paulo R., Poppi, Ronei J., Romão, Wanderson
Published in Analytical methods (01.01.2014)
Published in Analytical methods (01.01.2014)
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Journal Article
Monitoring the polyamide 11 degradation by thermal properties and X-ray fluorescence spectrometry allied to chemometric methods
Domingos, Eloilson, Pereira, Thieres M. C., Filgueiras, Paulo R., Bueno, Maria Izabel M. S., de Castro, Eustáquio V. R., Guimarães, Regina C. L., de Sena, Geovane L., Rocha, Werickson F.C., Romão, Wanderson
Published in X-ray spectrometry (01.03.2013)
Published in X-ray spectrometry (01.03.2013)
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Journal Article
Discrimination between authentic and counterfeit banknotes using Raman spectroscopy and PLS-DA with uncertainty estimation
de Almeida, Mariana R., Correa, Deleon N., Rocha, Werickson F.C., Scafi, Francisco J.O., Poppi, Ronei J.
Published in Microchemical journal (01.07.2013)
Published in Microchemical journal (01.07.2013)
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Journal Article
Assessment of air quality changes during COVID-19 partial lockdown in a Brazilian metropolis: from lockdown to economic opening of Rio de Janeiro, Brazil
Beringui, Karmel, Justo, Elizanne P. S., De Falco, Anna, Santa-Helena, Eduarda, Rocha, Werickson F. C., Deroubaix, Adrien, Gioda, Adriana
Published in Air quality, atmosphere and health (01.07.2022)
Published in Air quality, atmosphere and health (01.07.2022)
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Journal Article
Predictive Petroleomics: Measurement of the Total Acid Number by Electrospray Fourier Transform Mass Spectrometry and Chemometric Analysis
Vaz, Boniek G, Abdelnur, Patrícia V, Rocha, Werickson F. C, Gomes, Alexandre O, Pereira, Rosana C. L
Published in Energy & fuels (18.04.2013)
Published in Energy & fuels (18.04.2013)
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Journal Article
Elastomer composite based on EPDM reinforced with polyaniline coated curauá fibers prepared by mechanical mixing
Araujo, Joyce R., Adamo, Cristina B., Rocha, Werickson F. C., Costa e Silva, Marcos V., Carozo, Vitor, Calil, Vanessa L., De Paoli, Marco-A.
Published in Journal of applied polymer science (05.04.2014)
Published in Journal of applied polymer science (05.04.2014)
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Journal Article
Chemometric Techniques Applied for Classification and Quantification of Binary Biodiesel/Diesel Blends
Rocha, Werickson F. C., Vaz, Boniek G., Sarmanho, Gabriel F., Leal, Luiz H. C., Nogueira, Raquel, Silva, Viviane F., Borges, Cleber N.
Published in Analytical letters (01.11.2012)
Published in Analytical letters (01.11.2012)
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Journal Article
Metabolomics Test Materials for Quality Control: A Study of a Urine Materials Suite
Bearden, Daniel W, Sheen, David A, Simón-Manso, Yamil, Benner, Jr, Bruce A, Rocha, Werickson F C, Blonder, Niksa, Lippa, Katrice A, Beger, Richard D, Schnackenberg, Laura K, Sun, Jinchun, Mehta, Khyati Y, Cheema, Amrita K, Gu, Haiwei, Marupaka, Ramesh, Nagana Gowda, G A, Raftery, Daniel
Published in Metabolites (07.11.2019)
Published in Metabolites (07.11.2019)
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Journal Article
Development studies of a new metronidazole certified reference material
Nogueira, Raquel, Rocha, Werickson F. C., Silva, Thaís E., Rego, Eliane C. P., Moreira, Gabriela F., Wollinger, Wagner, Rodrigues, Janaína M.
Published in Journal of the Brazilian Chemical Society (01.03.2012)
Published in Journal of the Brazilian Chemical Society (01.03.2012)
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Journal Article