2012

AMAIS, R. S.; DONATI, G. L.; NÓBREGA, J. A. Interference standard applied to sulfur determination in biodiesel microemulsion by ICP-QMS. Journal of the Brazilian Chemical Society, v. 23, p. 797-803, 2012.

AMAIS, R. S.; DONATI, G. L.; SCHIAVO, D.; NÓBREGA, J. A. A simple dilute-and-shoot procedure for Si determination in diesel and biodiesel by microwave-induced plasma optical emission spectrometry. Microchemical Journal, v. 106, p. 318-322, 2012

AMAIS, R. S.; GARCIA, E. E. ; MONTEIRO, M. R. ; NÓBREGA, J. A.  Analysis of biodiesel microemulsions using ICP OES with axial configuration and argon-oxygen plasma. Brazilian Journal of Analytical Chemistry, v. 5, p. 246-250, 2012.

AMAIS, R. S.; GARCIA, E. E.; MONTEIRO, M. R.; NÓBREGA, J. A. Determination of Ca, Mg, and Zn in biodiesel microemulsions by FAAS using discrete nebulization. Fuel, v. 93, p. 167-171, 2012.

BARIN, J. S.; PEREIRA, J. S. F.; MELLO, P. A.; KNORR, C. L.; MORAES, D. P.; MESKO, M. F.; NÓBREGA, J. A.; KORN, M. G. A.; FLORES, E. M. M. Focused microwave-induced combustion for digestion of botanical samples and metals determination by ICP OES and ICP-MS. Talanta, p. 308-314, 2012.

BIANCHI, S. R.; AMAIS, R. S.; PEREIRA, C. D. ; SALAZAR, R. F. S.; NÓBREGA, J. A.; NOGUEIRA, A. R. A. Evaluation of a Collision-Reaction Interface (CRI) for Carbon Effect Correction on Chromium Determination in Environmental Samples by ICP-MS. Analytical Letters, v. 45, p. 2845-2855, 2012.

Da BOA Morte, E. S.; BARBOSA, I. S.; SANTOS, E. C.; NÓBREGA, J. A.; KORN, M. G. A. Axial view inductively coupled plasma optical emission spectrometry for monitoring tin concentration in canned tomato sauce samples. Food Chemistry, v. 131, p. 348-352, 2012.

DONATI, G. L.; AMAIS, R. S.; NÓBREGA, J. A. Improving accuracy in ICP-QMS: the interference standard method. Spectroscopy, v. 27, p. 44-49, 2012.

DONATI, G. L.; AMAIS, R. S.; NÓBREGA, J. A. Strategies to improve accuracy and sensitivity in phosphorus determinations by inductively coupled plasma quadrupole mass spectrometry. Journal of the Brazilian Chemical Society, v. 23, p. 786-791, 2012.

DONATI, G. L.; AMAIS, R. S.; NOBREGA, J. A. Interference standard and oxide ion detection as strategies to determine phosphorus and sulfur in fuel samples by inductively coupled plasma quadrupole mass spectrometry. Journal of Analytical Atomic Spectrometry, v. 27, p. 1274-1279, 2012.

DOS SANTOS, K. C.; DA SILVA, M. F.; PEREIRA-FILHO, E. R.; FERNANDES, J. B.; POLIKARPOV, I.; FORIM, M.R. Polymeric nanoparticles loaded with the 3,5,3´-triiodothyroacetic acid (Triac), a thyroid hormone: factorial design, characterization, and release kinetics. Nanotechnology, Science and Applications, p. 37-48, 2012.

FIGUERÊDO RÊGO, J.; VIRGILIO, A.; NÓBREGA, J. A.; GOMES NETO, J. A.  Determination of lead in medicinal plants by high-resolution continuum source graphite furnace atomic absorption spectrometry using direct solid sampling. Talanta, v. 100, p. 21-26, 2012.

GUERRA, M. B. B.; ROSA, P. F.; SCHAEFER, C.; MICHEL, R. F. M.; ALMEIDA, I. C.; PEREIRA FILHO, E. R. Chemometric tools in chemical fractionation data of soil samples from five Antarctic research stations. Journal of the Brazilian Chemical Society, v. 23, p. 1388-1394, 2012.

MIRANDA, K.; DIONÍSIO, A. G. G. ; PESSOA NETO, O. D. ; GOMES, M. S. ; PEREIRA-FILHO, E. R. Determination of Cd levels in smoke condensate of Brazilian and Paraguayan cigarettes by Thermospray Flame Furnace Atomic Absorption Spectrometry (TS-FF-AAS). Microchemical Journal, v. 100, p. 27-30, 2012.

NEVES, D. R.; AMAIS, R. S.; NÓBREGA, J. A.; GOMES NETO, J. A. Assessment of Polyatomic Interferences Elimination Using a Collision Reaction Interface (CRI) for Inorganic Analysis of Fuel Ethanol by ICP-QMS. Analytical Letters, v. 45, p. 1111-1121, 2012.

NÓBREGA, J. A.; PIROLA, C.; FIALHO, L. L.; ROTA, G.; CAMPOS JORDÃO, C.E.K.M.A.; POLLO, F. Microwave-assisted digestion of organic samples: how simple can it become? Talanta, v. 98, p. 272-276, 2012.

OLIVEIRA, A. A.; NOBREGA, J. A.; PEREIRA FILHO, E. R.; TREVISAN, L. C. Avaliação de ICP OES com configuração axial ou radial para determinação de iodo em sal de cozinha. Química Nova, v. 35, p. 1299-1305, 2012.

PEREIRA, C. D.; AGUIRRE, M. A.; NOBREGA, J. A.; HIDALGO, M.; CANALS, A. Correction of matrix effects for As and Se in ICP OES using a Flow Blurring multiple nebulizer. Journal of Analytical Atomic Spectrometry, v. 27, p. 2132-2137, 2012.

PRADO, V. M. J.; MORAES, V. R. S.; NOGUEIRA, P. C. L.; MARTINS, L. R. R.; CRUZ, M. O.; BLANK, A. F.; PEREIRA FILHO, E. R. Caracterização de chás de genótipos de Lippia gracilis Schauer através de perfil cromatográfico por CLAE-DAD combinado com análises quimiométricas. Química Nova, v. 35, p. 1814-1818, 2012.

SARTARELLI, N. C.; MACEDO, A. N.; SOUSA, J. P.; NOGUEIRA, A. R. A.; BRONDI, S. H. G. Determination of chlorfenvinphos, fipronil, and cypermethrin residues in meat and bovine fat using quechers method and gas chromatography-mass spectrometry. Journal of Liquid Chromatography & Related Technologies, v. 35, p. 1895-1908, 2012.

SANTOS, L. N.; DONATI, G. L.; CALLOWAY, CLIFTON P.; JONES, BRADLEY T.; NOBREGA, J. A. Enzymatic proteolysis and in situ digestion as strategies to determine Cs and Sr in fish by tungsten coil atomic emission spectrometry. Journal of Analytical Atomic Spectrometry, v. 27, p. 2082-2087, 2012.

SANTOS, L. N.; GONZALEZ, M. H.; MOURA, M. F.; DONATI, G. L.; NÓBREGA, J. A. In situ digestion for the determination of Ca in beverages by tungsten coil atomic emission spectrometry. Talanta, v. 97, p. 285-290, 2012.

SANTOS, P. M.; COSTA, L. F. B.; PEREIRA FILHO, E. R. Study of Calcium and Sodium Behavior to Identify Milk Adulteration Using Flame Atomic Absorption Spectrometry. Food Nutrition Sciences, v. 2, p. 1228-1232, 2012

SANTOS, P.  M. ; WENTZELL, P. D. ; PEREIRA-FILHO, E. R. Scanner Digital Images Combined with Color Parameters: A Case Study to Detect Adulterations in Liquid Cow s Milk. Food Analytical Methods, v. 5, p. 89-95, 2012.

SOUSA-SOUTO, L.; GUERRA, M. B. B.; AMBROGI, B. G.; PEREIRA-FILHO, E.; Nest refuse of leaf-cutting ants mineralize faster than leaf fragments: Results from a field experiment in Northeast Brazil. Applied Soil Ecology, v. 61, p. 131-136, 2012.

SOUSA-SOUTO, L.; SANTOS, D. C. J.; AMBROGI, B. G.; SANTOS, M. J. C.; GUERRA, M. B. B.; PERREIRA-FILHO, E. R. Increased CO₂  emission and organic matter decomposition by leaf-cutting ant nests in a coastal environment. Soil Biology & Biochemistry, v. 44, p. 21-25, 2012.

VIRGILIO, A.; NÓBREGA, J. A. ; RÊGO, J. F.; GOMES NETO, J. A. Evaluation of solid sampling high-resolution continuum source graphite furnace atomic absorption spectrometry for direct determination of chromium in medicinal plants. Spectrochimica Acta. Part B, v. 78, p. 58-61, 2012.