Monitoring the liquid/liquid extraction of naphthenic acids in brazilian crude oil using electrospray ionization FT-ICR mass spectrometry (ESI FT-ICR MS)
Colati, Keroly A.P., Dalmaschio, Guilherme P., de Castro, Eustáquio V.R., Gomes, Alexandre O., Vaz, Boniek G., Romão, Wanderson
Published in Fuel (Guildford) (01.06.2013)
Published in Fuel (Guildford) (01.06.2013)
Get full text
Journal Article
An evaluation of the aromaticity of asphaltenes using atmospheric pressure photoionization Fourier transform ion cyclotron resonance mass spectrometry – APPI(±)FT-ICR MS
Pereira, Thieres M.C., Vanini, Gabriela, Oliveira, Emanuele C.S., Cardoso, Felipe M.R., Fleming, Felipe P., Neto, Alvaro C., Lacerda, Valdemar, Castro, Eustáquio V.R., Vaz, Boniek G., Romão, Wanderson
Published in Fuel (Guildford) (15.02.2014)
Published in Fuel (Guildford) (15.02.2014)
Get full text
Journal Article
FT-ICR MS analysis of asphaltenes: Asphaltenes go in, fullerenes come out
Pereira, Thieres M.C., Vanini, Gabriela, Tose, Lílian V., Cardoso, Felipe M.R., Fleming, Felipe P., Rosa, Paulo T.V., Thompson, Christopher J., Castro, Eustáquio V.R., Vaz, Boniek G., Romão, Wanderson
Published in Fuel (Guildford) (01.09.2014)
Published in Fuel (Guildford) (01.09.2014)
Get full text
Journal Article
Characterization of polar compounds in a true boiling point distillation system using electrospray ionization FT-ICR mass spectrometry
Dalmaschio, Guilherme P., Malacarne, Majorie M., de Almeida, Vinicius M.D.L., Pereira, Thieres M.C., Gomes, Alexandre O., de Castro, Eustaquio V.R., Greco, Sandro J., Vaz, Boniek G., Romão, Wanderson
Published in Fuel (Guildford) (01.01.2014)
Published in Fuel (Guildford) (01.01.2014)
Get full text
Journal Article
Synthesis, structure-activity relationship and evaluation of new non-polymeric chemical additives based on naphthoquinone derivatives as wax precipitation inhibitors and pour point depressants to petroleum
Lemos, Bárbara C., Gilles, Vítor, Gonçalves, Gustavo R., de Castro, Eustáquio Vinícius R., Delarmelina, Maicon, Carneiro, José W. de M., Greco, Sandro J.
Published in Fuel (Guildford) (15.05.2018)
Published in Fuel (Guildford) (15.05.2018)
Get full text
Journal Article
Determination of physicochemical properties of biodiesel and blends using low-field NMR and multivariate calibration
Constantino, André F., Cubides-Román, Diana C., dos Santos, Reginaldo B., Queiroz, Luiz H.K., Colnago, Luiz A., Neto, Álvaro C., Barbosa, Lúcio L., Romão, Wanderson, de Castro, Eustaquio V.R., Filgueiras, Paulo R., Lacerda, Valdemar
Published in Fuel (Guildford) (01.02.2019)
Published in Fuel (Guildford) (01.02.2019)
Get full text
Journal Article
Limitations of the Pour Point Measurement and the Influence of the Oil Composition on Its Detection Using Principal Component Analysis
Sad, Cristina M. S, Lacerda Jr, Valdemar, Filgueiras, Paulo R, Rigoni, Vitor S, Bassane, João F. P, Castro, Eustáquio V. R, Pereira, Kátia S, Santos, Maria F. P
Published in Energy & fuels (20.03.2014)
Published in Energy & fuels (20.03.2014)
Get full text
Journal Article
Conference Proceeding
Sulfur Determination in Brazilian Petroleum Fractions by Mid-infrared and Near-infrared Spectroscopy and Partial Least Squares Associated with Variable Selection Methods
Rocha, Julia T. C, Oliveira, Lize M. S. L, Dias, Julio C. M, Pinto, Ulysses B, Marques, Maria de Lourdes S. P, Oliveira, Betina P, Filgueiras, Paulo R, Castro, Eustáquio V. R, de Oliveira, Marcone A. L
Published in Energy & fuels (21.01.2016)
Published in Energy & fuels (21.01.2016)
Get full text
Journal Article
Monitoring the degradation and the corrosion of naphthenic acids by electrospray ionization Fourier transform ion cyclotron resonance mass spectrometry and atomic force microscopy
Dias, Heloísa P., Pereira, Thieres M.C., Vanini, Gabriela, Dixini, Pedro V., Celante, Vinicius G., Castro, Eustáquio V.R., Vaz, Boniek G., Fleming, Felipe P., Gomes, Alexandre O., Aquije, Glória M.F.V., Romão, Wanderson
Published in Fuel (Guildford) (15.06.2014)
Published in Fuel (Guildford) (15.06.2014)
Get full text
Journal Article
Ageing of polyamide 11 used in the manufacture of flexible piping
Romão, Wanderson, Castro, Eustáquio V.R, Filho, Elói A.S, Guimarães, Regina C.L, Silva, Ana L.N, Teixeira, Sylvia C.S, de Paoli, Marco-A, de Sena, Geovane L
Published in Journal of applied polymer science (01.11.2009)
Published in Journal of applied polymer science (01.11.2009)
Get full text
Journal Article
Effect of fermentation on the quality of conilon coffee (Coffea canephora): Chemical and sensory aspects
Zani Agnoletti, Bárbara, dos Santos Gomes, Willian, Falquetto de Oliveira, Gustavo, Henrique da Cunha, Pedro, Helena Cassago Nascimento, Márcia, Cunha Neto, Álvaro, Louzada Pereira, Lucas, Vinicius Ribeiro de Castro, Eustáquio, Catarina da Silva Oliveira, Emanuele, Roberto Filgueiras, Paulo
Published in Microchemical journal (01.11.2022)
Published in Microchemical journal (01.11.2022)
Get full text
Journal Article
Use of Principal Component Analysis (PCA) and Linear Discriminant Analysis (LDA) in Gas Chromatographic (GC) Data in the Investigation of Gasoline Adulteration
Skrobot, Vinicius L, Castro, Eustáquio V. R, Pereira, Rita C. C, Pasa, Vânya M. D, Fortes, Isabel C. P
Published in Energy & fuels (01.11.2007)
Published in Energy & fuels (01.11.2007)
Get full text
Journal Article
Evaluation and determination of chloride in crude oil based on the counterions Na, Ca, Mg, Sr and Fe, quantified via ICP-OES in the crude oil aqueous extract
de Oliveira Souza, Murilo, Ribeiro, Maria Aparecida, Carneiro, Maria Tereza Weitzel Dias, Athayde, Geisamanda Pedrini Brandão, de Castro, Eustáquio Vinícius Ribeiro, da Silva, Francisco Luan Fonseca, Matos, Wladiana Oliveira, de Queiroz Ferreira, Rafael
Published in Fuel (Guildford) (15.08.2015)
Published in Fuel (Guildford) (15.08.2015)
Get full text
Journal Article
SHS-GC-MS applied in Coffea arabica and Coffea canephora blend assessment
Vieira Lyrio, Marcos Valério, Pereira da Cunha, Pedro Henrique, Debona, Danieli Grancieri, Agnoletti, Bárbara Zani, Araújo, Bruno Quirino, Frinhani, Roberta Quintino, Filgueiras, Paulo Roberto, Pereira, Lucas Louzada, Ribeiro de Castro, Eustáquio Vinicius
Published in Analytical methods (27.07.2023)
Published in Analytical methods (27.07.2023)
Get full text
Journal Article
COMPARANDO A EFICIÊNCIA ANALÍTICA DAS TÉCNICAS FTIR, UV-VIS, CLAE-DAD E ESI(+)MS NO ESTUDO DE CORANTES ALIMENTARES
Lyrio, Marcos, Debona, Danieli, Conceição, Nathália, Gomes, Francisco, Pereira, Alan, Frizzera, Henrique, Reis, Jessica, Grecco, Taila, Pires, Bruna, Lacerda Jr, Valdemar, Castro, Eustaquio, Isidoro, Marsele, Filgueiras, Paulo, Romão, Wanderson
Published in Química Nova (2023)
Published in Química Nova (2023)
Get full text
Journal Article
Improving the physicochemical properties of Brazilian onshore and offshore crude oils using the production of blends
Tozzi, Fabrício C., Sad, Cristina M.S., Bassane, João F.P., dos Santos, Francine D., Silva, Mayara, Filgueiras, Paulo R., Dias, Heloísa P., Romão, Wanderson, de Castro, Eustaquio V.R., Lacerda, Valdemar
Published in Fuel (Guildford) (01.11.2015)
Published in Fuel (Guildford) (01.11.2015)
Get full text
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)
Get full text
Journal Article
Unequivocal structural assignments of three cardanol derivatives: An experimental and theoretical approach
Barbosa, Layla R., Souza, Daiane S., Queiroz, Luiz H.K., Neto, Alvaro C., de Lima, Denis P., Beatriz, Adilson, Romão, Wanderson, de Castro, Eustaquio V.R., Lacerda, Valdemar
Published in Journal of molecular structure (05.01.2019)
Published in Journal of molecular structure (05.01.2019)
Get full text
Journal Article