Search Results - "Brudi, Letícia"

Simultaneous determination of Ba, Co, Fe, and Ni in nuts by high-resolution continuum source atomic absorption spectrometry after extraction induced by solid-oil-water emulsion breaking by Rovasi Adolfo, Franciele, Cícero do Nascimento, Paulo, Brudi, Letícia, Bohrer, Denise, Machado de Carvalho, Leandro

“…[Display omitted] •A simple, low-cost and fast extraction method was developed;•Extraction of Ba, Co, Fe and Ni was achieved by breaking a solid-oil-water…”
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Ultrasound-assisted leaching of rare earth elements from phosphogypsum by Lütke, Sabrina F., Pinto, Diana, Brudi, Letícia Callegaro, Silva, Luis F.O., Cadaval, Tito R.S., Duarte, Fabio A., Ahmad, Naushad, Nawaz, Asad, Dotto, Guilherme L.

“…•The US leaching allowed a leaching efficiency of 84% at mild operation conditions;.•US leaching efficiency was 20% higher than that obtained with mechanical…”
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Extraction induced by emulsion breaking to assay Cr, Cu and Mn in asphalt samples by high-resolution continuum source atomic absorption spectrometry and its comparison with other sample preparation methods by Adolfo, Franciele Rovasi, Cícero do Nascimento, Paulo, Brudi, Letícia, Bohrer, Denise, Machado de Carvalho, Leandro, Coutinho Cravo, Margareth C., Nascimento, Luis

“…This paper reports the development of a method based on the extraction induced by emulsion breaking (EIEB) for the determination of Cr, Cu and Mn in asphalt by…”
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Influence of thermal aging and long term-aging on Ni and V content in asphalt fractions and their determination in air particulate matter from asphalt mixing plants by Adolfo, Franciele Rovasi, Claussen, Luís E., Cargnin, Rejane S., Brudi, Letícia C., Grasmann, Carla S., Nascimento, Paulo C. do, Cravo, Margareth, Nascimento, Luis Alberto, Alcantara, Amanda P.M.P., Branco, Verônica T.F. Castelo, de Carvalho, Leandro M.

“…•Acidic, basic and neutral fractions of maltenes and asphaltenes were evaluated.•Up to 56% of Ni and 53% of V were lost after asphalt long-term aging.•V losses…”
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Emission and Collection of Polycyclic Aromatic Hydrocarbons From Raw Asphalt Samples Heated at 130 °C by Brudi, Letícia C, Adolfo, Franciele R, do Nascimento, Paulo C, Cargnin, Rejane S, Bohrer, Denise, de Carvalho, Leandro M, Burgo, Thiago A. L, Cravo, Margareth C, do Nascimento, Luis A. H

“…The emission and collection of polycyclic aromatic hydrocarbons (PAHs) in the aqueous solution and asphalt samples obtained from different refineries in Brazil…”
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Investigation of Extraction and Collection of Polycyclic Aromatic Hydrocarbons from Aqueous Solutions at Different Temperatures by Cargnin, Rejane S., Nascimento, Paulo C. do, Ferraz, Luis M., Barichello, Márcia M., Brudi, Letícia C., Rosa, Marcelo B. da, de Carvalho, Leandro M., do Nascimento, Denise B., Cravo, Margareth C., do Nascimento, Luis A. H.

“…A device to extract and collect polycyclic aromatic hydrocarbons (PAHs) released from aqueous solutions at different temperatures (13, 50, 80 and 95°C) was…”
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Copper determination in beer by flame atomic absorption spectrometry after extraction and preconcentration by dispersive liquid–liquid microextraction by Silveira, Jader R.K., Brudi, Letícia C., Waechter, Samuel R., Mello, Paola A., Costa, Adilson B., Duarte, Fabio A.

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Assessment of microwave-induced combustion in disposable vessels as a low-cost approach for sulfur determination in coal by Gomes, Diego T., Brudi, Letícia C., Holkem, Alice P., Mello, Paola A., Mesko, Marcia F., Duarte, Fabio A.

“…[Display omitted] •A new microwave-induced combustion in disposable vessels (MIC-DV) was proposed.•MIC-DV method was applied for sulfur determination in…”
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