Search Results - "Pereira, Arnaldo Cesar"

Determination of Imidacloprid Based on the Development of a Glassy Carbon Electrode Modified with Reduced Graphene Oxide and Manganese (II) Phthalocyanine by Paula, Santos Anna, Ferreira, Oliveira Ana Elisa, César, Pereira Arnaldo

“…An electrochemical sensor of glassy carbon electrode modified with reduced graphene oxide and manganese (II) phthalocyanine (GCE/rGO/MnPc) was developed as an…”
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Charge Transfer Improvement after Solvent-Induced Phase Change in Type‑I Cs4PbBr6@CsPbBr3 Core–Shell Perovskites by Fonseca, André Felipe Vale da, Vale, Brener Rodrigo Carvalho, Carvalho, Thais Adriany de Souza, Bettini, Jefferson, Pereira, Arnaldo César, Schiavon, Marco Antônio

“…Perovskite nanocrystals (PNCs) have been considered good candidates for optoelectronic and photovoltaic applications due to their bright luminescence, tunable…”
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Development of a simple, rapid and validated square wave voltametric method for determination of promethazine in raw material and pharmaceutical formulation using DNA modified multiwall carbon nanotube paste electrode by Marco, João Paulo, Borges, Keyller Bastos, Tarley, César Ricardo Teixeira, Ribeiro, Emerson Schwingel, Pereira, Arnaldo César

“…A simple voltammetric method based on a composite biosensor MWCN/SiO2/Al2O3/Nb2O5/DNA (MWCN/SiAlNb/DNA) was developed and validated for the determination of…”
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Simultaneous determination of zinc, cadmium and lead in environmental water samples by potentiometric stripping analysis (PSA) using multiwalled carbon nanotube electrode by Tarley, César Ricardo Teixeira, Santos, Vivian Silva, Baêta, Bruno Eduardo Lobo, Pereira, Arnaldo César, Kubota, Lauro Tatsuo

“…The present paper has focused on the potential application of multiwalled carbon nanotube for the development of a new, simple and highly selective…”
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Development and application of graphite-SiO2/Al2O3/Nb2O5-methylene blue (GRP-SiAlNb-MB) composite for electrochemical determination of dopamine by Giarola, Juliana de Fátima, Borges, Keyller Bastos, Tarley, César Ricardo Teixeira, de Oliveira, Fernanda Midori, Ribeiro, Emerson Schwingel, Pereira, Arnaldo César

“…In the present paper an amperometric sensor based on graphite-SiO2/Al2O3/Nb2O5-methylene blue (GRP-SiAlNb-MB) composite has been successfully prepared for…”
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Development and Application of Electrochemical Sensor Based on Molecularly Imprinted Polymer and Carbon Nanotubes for the Determination of Carvedilol by Coelho, Malena Karla Lombello, Giarola, Juliana de Fatima, da, Anny Talita Maria, Tarley, Cesar Ricardo Teixeira, Borges, Keyller Bastos, Pereira, Arnaldo Cesar

“…This work describes the preparation of a glassy carbon electrode (GCE) modified with molecularly imprinted polymer (MIP) and multiwalled carbon nanotubes…”
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Simple and disposable device based on gold nanoparticles modified screen-printed carbon electrode for detection of ciprofloxacin by da Silva, Daniela Nunes, de Oliveira Cândido, Thaís Cristina, Pereira, Arnaldo César

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Electrochemical Sensor Based on Multi‐walled Carbon Nanotubes and Cobalt Phthalocyanine Composite for Pyridoxine Determination by Porto, Laís Sales, da Silva, Daniela Nunes, Silva, Maria Cristina, Pereira, Arnaldo César

“…In this work, an electrochemical sensor based on pyrolytic graphite electrode (PGE), cobalt phthalocyanine (CoPc) and multiwalled carbon nanotube (MWCNT)…”
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Low-cost immunosensing approach for Chagas disease: exploiting modified pencil graphite electrodes with polymer films by de Oliveira Almeida, Andressa, Coelho, Rafael Mendes, Machado, Ângelo Rafael, Martins, Helen Rodrigues, Pereira, Arnaldo César, Santos, Fred Luciano Neves, Celedon, Paola Alejandra Fiorani, Ferreira, Lucas Franco

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Development of a screen-printed electrochemical immunosensor modified with gold nanoparticles for prostate-specific antigen (PSA) detection by de Oliveira Cândido, Thaís Cristina, Pereira, Arnaldo César, da Silva, Daniela Nunes, Ferreira, Lucas Franco, Tarley, César Ricardo Teixeira

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Development of Electrochemical Sensor Based on Carbonaceal and Metal Phthalocyanines Materials for Determination of Ethinyl Estradiol by Karla Lombello Coelho, Malena, Nunes da Silva, Daniela, César Pereira, Arnaldo

“…This work describes the development of an electrochemical sensor that was used in the determination of ethinyl estradiol (EE) in pharmaceutical formulations,…”
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Gold Nanoparticles: A Didactic Step-by-Step of the Synthesis Using the Turkevich Method, Mechanisms, and Characterizations by Oliveira, Ana Elisa F., Pereira, Arnaldo César, Resende, Mayra A. C., Ferreira, Lucas Franco

“…In this study, gold nanoparticles (AuNPs) were synthesized using the Turkevich method. This article explains the didactic step-by-step synthesis, showing…”
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A low-cost electrochemical biosensor for vaccinia virus using pencil graphite electrodes modified with poly(hydroxybenzamide) by Coelho, Rafael Mendes, de Oliveira Almeida, Andressa, Soares, Priscila Izabela, Rocha, Kamila Lorene Soares, de Oliveira, Danilo Bretas, Pereira, Arnaldo César, Franco, Diego Leoni, Ferreira, Lucas Franco

“…Vaccinia is caused by the vaccinia virus and affects thousands of people, particularly in underprivileged communities, in over 100 countries worldwide. In…”
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Development and Application of a Sensor Based on Carbonaceous Materials and Cobalt Phthalocyanine Composite for Electrochemical Determination of Uric Acid by deFatimaGiarola, Juliana, CesarPereira, Arnaldo

“…In the present paper a voltammetric sensor based on glassy carbon electrode (GCE) and cobalt phthalocyanine (CoPc)/multiwalled carbon nanotube (MWCNT)…”
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Development of a Molecularly Imprinted Poly(Acrylic Acid)‐MWCNT Nanocomposite Electrochemical Sensor for Tramadol Determination in Pharmaceutical Samples by Ricardo Teixeira Tarley, César, Cássia Mendonça, Jhessica, Rianne da Rocha, Luana, Boareto Capelari, Tainara, Carolyne Prete, Maiyara, Cecílio Fonseca, Matheus, Midori de Oliveira, Fernanda, César Pereira, Arnaldo, Luiz Scheel, Guilherme, Bastos Borges, Keyller, Gava Segatelli, Mariana

“…A new voltammetric sensor based on molecularly imprinted poly(acrylic acid)‐MWCNT nanocomposite (MIP‐MWCNT) drop‐coated onto glassy carbon electrode (GCE) was…”
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Development and Characterization of Conductive Ink Composed of Graphite and Carbon Black for Application in Printed Electrodes by Cândido, Thaís Cristina, Pereira, Arnaldo César, da Silva, Daniela Nunes

“…This work developed a conductive ink composed of carbonaceous material for printing electrochemical sensors. The optimized ink comprises graphite, carbon…”
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Electrochemical Determination of Catechol Using a Disposable Printed Electrode with Conductive Ink Based on Graphite and Carbon Black by Sthephane Pereira de Oliveira, Thaís Cristina de Oliveira Cândido, Pereira, Arnaldo César, Daniela Nunes da Silva

“…Catechol (CT) is a phenolic compound widely used in various industrial sectors, but it is toxic; thus, there is a need for methods that aim to identify and…”
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Synthesis of a silver nanoparticle ink for fabrication of reference electrodes by Oliveira, Ana Elisa Ferreira, Pereira, Arnaldo César, de Resende, Mayra Asevedo Campos, Ferreira, Lucas Franco

“…The silver nanoparticle (AgNP) ink synthesized was simple, well-dispersed, did not need sintering, had excellent conductivity and can be used as a conductive…”
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Development of highly stable conductive multiwalled carbon nanotube ink using covalent and non-covalent functionalization for electrochemical sensors by Ferreira Oliveira, Ana Elisa, Pereira, Arnaldo César, Ferreira, Lucas Franco

“…The purpose of this work was the fabrication of a conductive carbon nanotube (CNT) ink. The proposed CNT ink remained remarkably stable over several months…”
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Development of a square wave voltammetric method for dopamine determination using a biosensor based on multiwall carbon nanotubes paste and crude extract of Cucurbita pepo L by de Souza Ribeiro, Fabíola Araújo, Tarley, César Ricardo Teixeira, Borges, Keyller Bastos, Pereira, Arnaldo César

“…The development of an enzymatic biosensor for dopamine (DA) determination based on functionalized multiwall carbon nanotubes (MWCNTs) and horseradish…”
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