• A simple electrogravimetric experimental setup to determine Cu in alloy samples for teaching purposes 

  Silva, João Pedro ; Irikura, Kallyni ; Zanoni, Maria Valnice Boldrin ; Lima Gomes, Paulo Clairmont F. (Chemical Papers, 2020) [Artigo]

  Abstract: Electrogravimetry is a traditional analytical method for the determination of cations in aqueous solution, but the use of platinum as cathode and anode electrodes hinders its implementation in undergraduate ...

• Spectroscopic ellipsometry studies of an electrochemically synthesized molecularly imprinted polymer for the detection of an aviation biokerosene contaminant 

  Buffon, E. ; Huguenin, J. A.O.; da Silva, L.; Carneiro, P. A.; Stradiotto, N. R. (Reactive and Functional Polymers, 2020) [Artigo]

  The present work reports the use of spectroscopic ellipsometry to study the properties of molecularly imprinted poly(ortho-phenylenediamine) film. This polymer was electrosynthesized by cyclic voltammetry and applied for ...

• Electrochemical detection of sotalol on a magnetographite-epoxy electrode using magnetite nanoparticles 

  Pérez, Ana Isa; Materón, Elsa M ; Zanoni, Maria Valnice Boldrin ; Moreira, Josino Costa; Farias, Percio Augusto Mardini; DE Souza, FErnando Gomes (Pramana - Journal of Physics, 2020) [Artigo]

  Sotalol hydrochloride (STHCl) is a cardiovascular agent, specifically an antiarrhythmic and beta-blocker, that can be used regularly for an extended period. However, it may have side effects, such as weakness and slow heart ...

• Fast spark discharge-laser-induced breakdown spectroscopy method for rice botanic origin determination 

  Pérez-Rodríguez, Michael ; Dirchwolf, Pamela Maia; Silva, Tiago Varão ; Vieira, Alan Lima ; Neto, José Anchieta Gomes ; Pellerano, Roberto Gerardo; Ferreira, Edilene Cristina (Food Chemistry, 2020) [Artigo]

  A simple, fast, and efficient spark discharge-laser-induced breakdown spectroscopy (SD-LIBS) method was developed for determining rice botanic origin using predictive modeling based on support vector machine (SVM). Seventy-two ...

• Direct and indirect light energy harvesting with films of ambiently deposited ZnO nanoparticles 

  Irikura, Kallyni ; Marken, Frank; Fletcher, Philip J.; Kociok-Köhn, Gabriele; Zanoni, Maria Valnice Boldrin (Applied Surface Science, 2020) [Artigo]

  Indirect photoelectrochemical processes are possible when employing a palladium film to separate photochemical and electrochemical reactions. Here, an exploratory indirect photoelectrochemical system is developed based on ...

• CN diatomic emission for N determination by LIBS 

  Dib, Samia R. ; Nespeca, Maurílio G. ; Santos Junior, Dário; Ribeiro, Clovis A. ; Crespi, Marisa S. ; Gomes Neto, José Anchieta ; Ferreira, Edilene C. (Microchemical Journal, 2020) [Artigo]

  The determination of N is an important demand for several sectors and the analytical features of laser-induced breakdown spectroscopy (LIBS) are very attractive to accomplish this task. In this work, a novel proposal for ...

• Electrochemical preparation of Nb2O5 nanochannel photoelectrodes for enhanced photoelectrocatalytic performance in removal of RR120 dye 

  Khan, Saad Ullah ; Perini, João Angelo Lima ; Hussain, Sajjad; Khan, Hammad; Khan, Sabir ; Boldrin Zanoni, Maria V. (Chemosphere, 2020) [Artigo]

  The present work describes the synthesis of niobium oxide nanochannels (Nb2O5NCs) with high surface area, porosity, photocurrent density, and photoelectrochemical stability as photocatalyst. The Nb2O5NCs were prepared by ...

• Voltammetric study of a sulfur contaminant of aviation biokerosene 

  Falone, Max Fabrício ; Buffon, Edervaldo ; Stradiotto, Nelson Ramos (Journal of Solid State Electrochemistry, 2020) [Artigo]

  Butanethiol is a contaminant of aviation biokerosene, and its monitoring is of great importance to evaluate the quality of this biofuel. In this work, the elucidation of the electrochemical behavior of butanethiol was ...

• Similar polycyclic aromatic hydrocarbon and genotoxicity profiles of atmospheric particulate matter from cities on three different continents 

  Maselli, Bianca S.; Cunha, Virginia; Lim, Hwanmi; Bergvall, Christoffer; Westerholm, Roger; Dreij, Kristian; Watanabe, Tetsushi; Cardoso, Arnaldo A. ; Pozza, Simone A.; Umbuzeiro, Gisela A. et al. (Environmental and Molecular Mutagenesis, 2020) [Artigo]

  The extractable organic material (EOM) from atmospheric total suspended particles (TSP) contains several organic compounds including non-substituted polycyclic aromatic hydrocarbons (PAHs), alkyl-PAHs, and nitro-PAHs. These ...

• Cobalt selenate pentahydrate: Thermal decomposition intermediates and their properties dependence on temperature changes 

  de Godoi Machado, Rafael ; Gaglieri, Caroline ; Alarcon, Rafael Turra ; de Moura, Aniele ; de Almeida, Amanda Cosmo ; Caires, Flávio Junior ; Ionashiro, Massao (Thermochimica Acta, 2020) [Artigo]

  Several new materials based on selenates and selenites have been produced, characterized and their application have exhibited good results in several areas. As consequence, some selenates/selenites that had been synthetized ...

• Simple, fast, and ultrasensitive method for textile dye determination based on luminol electrochemiluminescence (ECL) inhibition 

  Uliana, Carolina V. ; Yamanaka, Hideko (Journal of Solid State Electrochemistry, 2020) [Artigo]

  Textile dyes are considered micropollutants or emerging pollutants since they can be present in the environment at very low concentrations and show negative effects to human and environmental health. In this work, a luminol ...

• Computational and statistical modeling for parameters optimization of electrochemical decontamination of synozol red dye wastewater 

  Khan, Saad Ullah ; Khan, Hammad; Anwar, Sajid; Khan, Sabir ; Boldrin Zanoni, Maria V. ; Hussain, Sajjad (Chemosphere, 2020) [Artigo]

  In this study, computational and statistical models were applied to optimize the inherent parameters of an electrochemical decontamination of synozol red. The effect of various experimental variables such as current density, ...

• Nanomaterials in Air Pollution Trace Detection 

  da Silveira Petruci, João Flávio; Piccoli, Júlia Pinto ; Fortes, Paula Regina; Cardoso, Arnaldo Alves (Nanomaterials Applications for Environmental Matrices: Water, Soil and Air, 2019) [Capítulo de livro]

  Air pollution is responsible for 6.5 million deaths per year, according to the World Health Organization. Changes in global political leadership have made it unclear which pathway relating to environmental protection will ...

• Simple, fast and environmentally friendly method to determine ciprofloxacin in wastewater samples based on an impedimetric immunosensor 

  Lamarca, Rafaela Silva ; Faria, Ricardo Adriano Dorledo De; Zanoni, Maria Valnice Boldrin ; Nalin, Marcelo ; Lima Gomes, Paulo Clairmont Feitosa De ; Messaddeq, Younès (RSC Advances, 2020) [Artigo]

  In this study an impedimetric immunosensor was developed in order to determine ciprofloxacin (CIP) in wastewater samples, an emergent contaminant widely found in wastewater. To achieve this, an anti-ciprofloxacin antibody ...

• Authentication of roasted and ground coffee samples containing multiple adulterants using NMR and a chemometric approach 

  Milani, Maria Izabel ; Rossini, Eduardo Luiz ; Catelani, Tiago Augusto ; Pezza, Leonardo ; Toci, Aline Theodoro; Pezza, Helena Redigolo (Food Control, 2020) [Artigo]

  Brazil is still the world's largest producer and exporter of coffee. In order to maximize profits, some producers may add lower cost materials (such as corn, barley, or even coffee husks) to commercial coffee. In view of ...

• Large scale manufacturing of puree-only edible films from onion bulb (Allium cepa L.): Probing production and structure–processing–property correlations 

  Dias, Diogenes dos Santos ; Otoni, Caio Gomide; da Silva, Robson Rosa; Meneguin, Andreia Bagliotti; Mattoso, Luiz Henrique Capparelli; Barud, Hernane da Silva; Ribeiro, Clovis Augusto (Industrial Crops and Products, 2020) [Artigo]

  The demand for bioplastics from renewable sources for a range of emerging applications has been as extensive as the efforts to find greener routes for their isolation from nature. Surfing this wave, we report on the ...

• Biotin self-assembled monolayer for impedimetric genosensor for direct detection of HIV-1 

  Tamayo, Abel I. Balbin; Rizo, Laura S. López; de Armas, Madelin Blanco; Ferreira, Antonio Aparecido Pupim ; Manzani, Danilo; Yamanaka, Hideko ; Guas, Ana Margarita Esteva (Microchemical Journal, 2020) [Artigo]

  This study was performed to prove the feasibility of a direct impedimetric DNA genosensor by using biotin self-assembled monolayer (SAM). The sensor was composed of a gold rod with a SAM of biotin-modified 19-base ...

• Artificial photosynthesis for alcohol and 3-C compound formation using BiVO4-lamelar catalyst 

  Corradini, Patricia Gon; De Brito, Juliana Ferreira; Boldrin Zanoni, Maria Valnice ; Mascaro, Lucia Helena (Journal of CO2 Utilization, 2020) [Artigo]

  The high levels of atmospheric CO2 transformed this compound in a preoccupant pollutant. However, a wide range of semiconductors, including bismuth vanadate (BiVO4), can be applied for CO2 reduction aiming generation of ...

• Bioactive paper platform for detection of hydrogen peroxide in milk 

  Lima, Liliane Spazzapam ; Rossini, Eduardo Luiz ; Pezza, Leonardo ; Pezza, Helena Redigolo (Spectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy, 2020) [Artigo]

  This paper describes the development and application of a paper-based analytical device (μPAD) for the determination of hydrogen peroxide, an important adulterant in milk. The method employs the reaction between hydrogen ...

• Synthesis and evaluation of 1,3,5-triazine derivatives as sunscreens useful to prevent skin cancer 

  Reis, Juliana Santana ; Corrêa, Marcos Antonio ; Ribeiro, Clovis Augusto ; Dos Santos, Jean Leandro (Bioorganic and Medicinal Chemistry Letters, 2019) [Artigo]

  The incidence of skin cancers such as non-melanoma skin cancer and malignant melanoma has increased in the last few years mainly because of chronic exposure to ultraviolet (UV) radiation. Sunscreens protect the skin against ...

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