Machado ME - Search Results

1

Microscale extraction combined with gas chromatography/mass spectrometry for the simultaneous determination of polycyclic aromatic hydrocarbons and polycyclic aromatic sulfur heterocycles in marine sediments.

Bahia PVB, Nascimento MM, Hatje V, de Andrade JB, Machado ME. Bahia PVB, et al. Among authors: machado me. J Chromatogr A. 2021 Sep 13;1653:462414. doi: 10.1016/j.chroma.2021.462414. Epub 2021 Jul 14. J Chromatogr A. 2021. PMID: 34320434

2

Investigation of sulphur compounds in coal tar using monodimensional and comprehensive two-dimensional gas chromatography.

Machado ME, Caramão EB, Zini CA. Machado ME, et al. J Chromatogr A. 2011 May 27;1218(21):3200-7. doi: 10.1016/j.chroma.2010.11.077. Epub 2010 Dec 7. J Chromatogr A. 2011. PMID: 21215407

3

Comparison between pre-fractionation and fractionation process of heavy gas oil for determination of sulfur compounds using comprehensive two-dimensional gas chromatography.

Machado ME, Bregles LP, de Menezes EW, Caramão EB, Benvenutti EV, Zini CA. Machado ME, et al. J Chromatogr A. 2013 Jan 25;1274:165-72. doi: 10.1016/j.chroma.2012.12.002. Epub 2012 Dec 19. J Chromatogr A. 2013. PMID: 23298843

4

Speciation of nitrogen-containing compounds in an unfractionated coal tar sample by comprehensive two-dimensional gas chromatography coupled to time-of-flight mass spectrometry.

da Silva JM, Machado ME, Maciel GP, Dal Molin D, Caramão EB. da Silva JM, et al. Among authors: machado me. J Chromatogr A. 2014 Dec 19;1373:159-68. doi: 10.1016/j.chroma.2014.11.004. Epub 2014 Nov 15. J Chromatogr A. 2014. PMID: 25464993

5

Determination of aromatic sulphur compounds in heavy gas oil by using (low-)flow modulated comprehensive two-dimensional gas chromatography-triple quadrupole mass spectrometry.

Franchina FA, Machado ME, Tranchida PQ, Zini CA, Caramão EB, Mondello L. Franchina FA, et al. Among authors: machado me. J Chromatogr A. 2015 Mar 27;1387:86-94. doi: 10.1016/j.chroma.2015.01.082. Epub 2015 Feb 7. J Chromatogr A. 2015. PMID: 25704775

6

Effects of an experimental oil spill on the structure and function of benthic assemblages with different history of exposure to oil perturbation.

Egres AG, Hatje V, Gallucci F, Machado ME, Barros F. Egres AG, et al. Among authors: machado me. Mar Environ Res. 2019 Dec;152:104822. doi: 10.1016/j.marenvres.2019.104822. Epub 2019 Oct 17. Mar Environ Res. 2019. PMID: 31668831

7

Microscale solid-liquid extraction: A green alternative for determination of n-alkanes in sediments.

Bahia PVB, Nascimento MM, de Andrade JB, Machado ME. Bahia PVB, et al. Among authors: machado me. J Chromatogr A. 2022 Dec 6;1685:463635. doi: 10.1016/j.chroma.2022.463635. Epub 2022 Nov 3. J Chromatogr A. 2022. PMID: 36370630

8

Quantification of polycyclic aromatic sulfur heterocycles in fine airborne urban particles (PM_2.5) after multivariate optimization of a green procedure.

Bahia PVB, Nascimento MM, da Rocha GO, de Andrade JB, Machado ME. Bahia PVB, et al. Among authors: machado me. Sci Total Environ. 2023 Nov 10;898:165465. doi: 10.1016/j.scitotenv.2023.165465. Epub 2023 Jul 13. Sci Total Environ. 2023. PMID: 37451461

9

Multivariate optimization of a green procedure for determination of emerging polycyclic aromatic nitrogen heterocycles in PM_2.5 from sites with different characteristics.

Bahia PVB, de Oliveira VA, Nascimento MM, Santos LO, da Rocha GO, de Andrade JB, Machado ME. Bahia PVB, et al. Among authors: machado me. Anal Bioanal Chem. 2023 Oct;415(25):6177-6189. doi: 10.1007/s00216-023-04889-z. Epub 2023 Aug 5. Anal Bioanal Chem. 2023. PMID: 37541975

10

Comprehensive two-dimensional gas chromatography for the analysis of nitrogen-containing compounds in fossil fuels: A review.

Machado ME. Machado ME. Talanta. 2019 Jun 1;198:263-276. doi: 10.1016/j.talanta.2019.02.031. Epub 2019 Feb 6. Talanta. 2019. PMID: 30876560 Review.

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