Search Results - "Nascentes, Clesia C"

A new ultrasound-assisted microextraction for elemental impurities determination in tablets by ICP-MS according to USP chapters 232 and 233 by Noronha, Igor Forattini Prates C., Pinheiro, Fernanda C., Nascentes, Clésia C.

“…Along with the United States Pharmacopeia (USP) chapters 232 and 233 regarding elemental impurities in pharmaceutical products, new challenges have been…”
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A simple method for the multi-elemental analysis of organic fertilizer by slurry sampling and total reflection X-ray fluorescence by Resende, Luciene V., Nascentes, Clésia C.

“…A simple and fast method for the multi-elemental determination of 18 inorganic constituents (P, S, Cl, K, Ca, Ti, Cr, V, Mn, Fe, Ni, Cu, Zn, Br, Rb, Sr, Ba and…”
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A simple method for glass analysis using total reflection X-ray fluorescence spectrometry by Costa, Cassiano L.S., Prais, Cláudia T., Nascentes, Clésia C.

“…In this work, a simple and cost-effective method was developed for Na, Mg, Al, K, Ca, Ti, V, Cr, Mn, Ni, Cu, Zn, Rb, Sr, Ba and Pb determination in glass…”
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Electropolymerization of Metallo-Octaethylporphyrins: A Study to Explore Their Sensing Capabilities by Nascentes, Clésia C., Aguilar, Ivette, Gil-Ramírez, Guzmán, Gonzalez-Rodriguez, Jose

“…The electropolymerization of metallo-octaethylporphyrins (OEP) containing copper, zinc or nickel metal were performed using cyclic voltammetry at three…”
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The impact of lipid degradation on fingerprint quality on fired firearm cartridges by Goulart, Cristiano O L, Nascentes, Clésia C, Costa, Letícia M

“…The recovery of identifiable fingerprints from fired cartridge cases is challenging. Therefore, the characterization of chemical modifications and their…”
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Electrochemical detection of 2,4,6-trinitrotoluene on carbon nanotube modified electrode: Effect of acid functionalization by Stefano, Jéssica S., Lima, Ana P., Nascentes, Clésia C., Krzyzaniak, Sindy R., Mello, Paola A., Gonçalves, Josué M., Richter, Eduardo M., Nossol, Edson, Munoz, Rodrigo A. A.

“…This work presents new insights on the electrocatalytic reduction of 2,4,6-trinitrotoluene (TNT) on carbon nanotubes (CNTs)-modified electrodes (multi-walled…”
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A simple method for the multi-elemental analysis of beer using total reflection X-ray fluorescence by Gama, Ednilton M., Nascentes, Clésia C., Matos, Roberta P., Rodrigues, Gabrielle de C., Rodrigues, Guilherme D.

“…A method of direct analysis for quantification of 15 inorganic elements (P, S, Cl, K, Ca, Mn, Fe, Ni, Cu, Zn, Br, As, Rb, Sr and Pb) in beers by Total…”
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Production of activated carbon from biodiesel solid residues: An alternative for hazardous metal sorption from aqueous solution by Ribeiro, Rita F.L., Soares, Vitor C., Costa, Letícia M., Nascentes, Clésia C.

“…In this study, the potential for the sorption of Pb2+ and Cd2+ from aqueous solutions using HNO3-treated activated carbon (TAC) obtained from radish press cake…”
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Cellulose cone tip as a sorbent material for multiphase electrical field-assisted extraction of cocaine from saliva and determination by LC-MS/MS by Sousa, Denise V.M., Pereira, Fabiano V., Nascentes, Clésia C., Moreira, Juliane S., Boratto, Victor H.M., Orlando, Ricardo M.

“…A porous and hydrophilic sorbent material was used in an extraction system, assisted by electric fields, for the extraction of cocaine in saliva and subsequent…”
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Analysis of Diglycolic Acid after Mass Poisoning by Diethylene Glycol by Goulart, Cristiano O L, Bordoni, Leonardo S, Nascentes, Clésia C, Costa, Letícia M

“…Abstract In December 2019, unusual cases of acute renal failure with neurological changes were observed in the State of Minas Gerais, Brazil. Criminal…”
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Distribution and environmental impact evaluation of metals in sediments from the Doce River Basin, Brazil by Santolin, Camila V. A, Ciminelli, Virgínia S. T, Nascentes, Clésia C, Windmöller, Cláudia C

“…The Doce River Basin (DRB) is located in the southeastern region of Brazil and is home to the largest steel complex in Latin America, including the largest…”
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Phosphate ester cleavage by a positively charged porous silica adorned with lanthanum (III) by Amaya Vargas, Carlos A., dos Santos, Joel I., Nascentes, Clésia C., Denadai, Ângelo M.L., Araujo, Maria Helena, Brandão, Tiago A.S.

“…Phosphate esters and analogs thereof are well known in chemistry and biology by their formidable stability. We used a porous silica material (PSiM)…”
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Arsenic Root Sequestration by a Tropical Woody Legume as Affected by Arbuscular Mycorrhizal Fungi and Organic Matter: Implications for Land Reclamation by Gomes, Marcelo P, Andrade, Marina Lages, Nascentes, Clésia C, Scotti, Maria Rita

“…The potential use of the arsenic-tolerant woody leguminous species Anadenanthera peregrina (L) Spegazzini for rehabilitating arsenic (As)-contaminated areas…”
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Use of activated carbon as a reactive support to produce highly active-regenerable Fe-based reduction system for environmental remediation by Pereira, Márcio C., Coelho, Flávia S., Nascentes, Clésia C., Fabris, José D., Araújo, Maria H., Sapag, Karim, Oliveira, Luiz C.A., Lago, Rochel M.

“…Composites based on iron supported on high surface area activated carbon were prepared and characterized with 57Fe Mössbauer spectroscopy, X-ray diffraction,…”
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A dilute-and-shoot sample preparation strategy for new and used lubricating oils for Ca, P, S and Zn determination by total reflection X-ray fluorescence by Mota, Mariana F.B., Gama, Ednilton M., Rodrigues, Gabrielle de C., Rodrigues, Guilherme D., Nascentes, Clésia C., Costa, Letícia M.

“…In this work, a dilute-and-shoot method was developed for Ca, P, S and Zn determination in new and used lubricating oil samples by total reflection X-ray…”
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Efficient removal of Cd2+ from aqueous solutions using by-product of biodiesel production by Ribeiro, Rita F.L., Soares, Vitor C., Costa, Letícia M., Nascentes, Clésia C.

“…► Sorbents were prepared from radish cake, a waste from biodiesel production. ► The chemical treatments used were simple, low-cost and enhanced the Cd2+…”
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Evaluation of the composition of street cocaine seized in two regions of Brazil by Magalhães, Elisângela Jaqueline, Nascentes, Clésia C, Pereira, Leandro S.A, Guedes, Mário L.O, Lordeiro, Rogério A, Auler, Lúcia M.L.A, Augusti, Rodinei, de Queiroz, Maria Eliana L.R

“…Abstract This work evaluates cocaine purity and the concentration ranges of adulterants and inorganic constituents for 31 street cocaine samples seized in two…”
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Evaluation of the potential of microalgae Microcystis novacekii in the removal of Pb2+ from an aqueous medium by Ribeiro, Rita F L, Magalhães, Sérgia M S, Barbosa, Francisco A R, Nascentes, Clésia C, Campos, Iara C, Moraes, Débora C

“…In this study, the absorption capacity of active and inactive biomass of the microalgae Microcystis novacekii to remove Pb(2+) from aqueous solutions was…”
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Degradation of the insecticides thiamethoxam and imidacloprid by zero-valent metals exposed to ultrasonic irradiation in water medium: electrospray ionization mass spectrometry monitoring by Lopes, Renata P., de Urzedo, Ana P. F. M., Nascentes, Clésia C., Augusti, Rodinei

“…The degradation of thiamethoxam (1) and imidacloprid (2), prototype neonicotinoid insecticides bearing a characteristic N‐NO2 moiety in their structures,…”
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LSD and 9,10-dihydro-LSD Analyses in Street Drug Blotter Samples via Easy Ambient Sonic-Spray Ionization MassSpectrometry (EASI-MS) by Romão, Wanderson, Sabino, Bruno D., Bueno, Maria Izabel M.S., Vaz, Boniek G., Júnior, Amadeu C., Maldaner, Adriano O., de Castro, Eustáquio V.R., Lordeiro, Rogério A., Nascentes, Clésia C., Eberlin, Marcos N., Augusti, Rodinei

“…Normally, the identification of the LSD drug is performed by forensic laboratories, using the Ehrlich spot test. However, this is a nonspecific analysis…”
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