Search Results - "Rocha, Raquel G."

Portable analytical platforms for forensic chemistry: A review by de Araujo, William R., Cardoso, Thiago M.G., da Rocha, Raquel G., Santana, Mário H.P., Muñoz, Rodrigo A.A., Richter, Eduardo M., Paixão, Thiago R.L.C., Coltro, Wendell K.T.

“…This current review article focuses on recent contributions to on-site forensic investigations. Portable and potentially portable methods are presented and…”
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Posttreatment of 3D‐printed surfaces for electrochemical applications: A critical review on proposed protocols by Rocha, Diego P., Rocha, Raquel G., Castro, Sílvia V. F., Trindade, Magno A. G., Munoz, Rodrigo A. A., Richter, Eduardo M., Angnes, Lucio

“…This mini‐review presents an overview of recent trends for 3D printed sensors and biosensors (with a focus on Fused Deposition Modeling (FDM) based…”
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Nickel Oxy-Hydroxy/Multi-Wall Carbon Nanotubes Film Coupled with a 3D-Printed Device as a Nonenzymatic Glucose Sensor by Silva, Murillo N T, Rocha, Raquel G, Richter, Eduardo M, Munoz, Rodrigo A A, Nossol, Edson

“…A rapid and simple method for the amperometric determination of glucose using a nanocomposite film of nickel oxyhydroxide and multi-walled carbon nanotube…”
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Development of New Simple Compositions of Silver Inks for the Preparation of Pseudo-Reference Electrodes by Camargo, Jéssica R, Fernandes-Junior, Wilson S, Azzi, Déborah C, Rocha, Raquel G, Faria, Lucas V, Richter, Eduardo M, Muñoz, Rodrigo A A, Janegitz, Bruno C

“…Silver materials are known to present excellent properties, such as high electrical and thermal conductivity as well as chemical stability. Silver-based inks…”
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Additive-manufactured (3D-printed) electrochemical sensors: A critical review by Cardoso, Rafael M., Kalinke, Cristiane, Rocha, Raquel G., dos Santos, Pãmyla L., Rocha, Diego P., Oliveira, Paulo R., Janegitz, Bruno C., Bonacin, Juliano A., Richter, Eduardo M., Munoz, Rodrigo A.A.

“…Additive manufacturing or three-dimensional (3D)-printing is an emerging technology that has been applied in the development of novel materials and devices for…”
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3D-printing pen versus desktop 3D-printers: Fabrication of carbon black/polylactic acid electrodes for single-drop detection of 2,4,6-trinitrotoluene by Cardoso, Rafael M., Rocha, Diego P., Rocha, Raquel G., Stefano, Jéssica S., Silva, Rodrigo A.B., Richter, Eduardo M., Muñoz, Rodrigo A.A.

“…The fabrication of carbon black/polylactic acid (PLA) electrodes using a 3D printing pen is presented and compared with electrodes obtained by a desktop fused…”
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Production of 3D-printed disposable electrochemical sensors for glucose detection using a conductive filament modified with nickel microparticles by Rocha, Raquel G., Cardoso, Rafael M., Zambiazi, Priscilla J., Castro, Silvia V.F., Ferraz, Thiago V.B., Aparecido, Gabriel de O., Bonacin, Juliano A., Munoz, Rodrigo A.A., Richter, Eduardo M.

“…Three-dimensional printing techniques have been widely used in the fabrication of new materials applied to energy, sensing and electronics due to unique…”
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Electrochemical synthesis of Prussian blue from iron impurities in 3D-printed graphene electrodes: Amperometric sensing platform for hydrogen peroxide by Rocha, Raquel G., Stefano, Jessica S., Cardoso, Rafael M., Zambiazi, Priscilla J., Bonacin, Juliano A., Richter, Eduardo M., Munoz, Rodrigo A.A.

“…This communication shows the electrochemical synthesis of Prussian blue (PB) films on additive manufactured (3D-printed) electrodes from iron impurities found…”
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Reactive oxygen plasma treatment of 3D-printed carbon electrodes towards high-performance electrochemical sensors by Pereira, Jian F.S., Rocha, Raquel G., Castro, Silvia V.F., João, Afonso F., Borges, Pedro H.S., Rocha, Diego P., de Siervo, Abner, Richter, Eduardo M., Nossol, Edson, Gelamo, Rogério V., Muñoz, Rodrigo A.A.

“…Conductive 3D-printed platforms have been recognized an emerging class of materials with great potential to electrochemistry. However, such 3D-printed…”
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Portable Atmospheric Air Plasma Jet Pen for the Surface Treatment of Three-Dimensionally (3D)-Printed Electrodes by Siqueira, Gilvana P., Rocha, Raquel G., Nascimento, Amanda B., Richter, Eduardo M., Muñoz, Rodrigo A. A.

“…Three-dimensional (3D) printing is an emerging technology to develop devices on a large scale with potential application for electroanalysis. However,…”
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Carbon Black Integrated Polylactic Acid Electrodes Obtained by Fused Deposition Modeling: A Powerful Tool for Sensing of Sulfanilamide Residues in Honey Samples by Rocha, Raquel G., de Faria, Lucas V., Silva, Vanessa F., Muñoz, Rodrigo A. A., Richter, Eduardo M.

“…Sulfanilamide (SFL) is used to prevent infections in honeybees. However, many regulatory agencies prohibit or establish maximum levels of SFL residues in honey…”
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Additively manufactured electrodes for the electrochemical detection of hydroxychloroquine by Carvalho, Mayane S, Rocha, Raquel G, de Faria, Lucas V, Richter, Eduardo M, Dantas, Luiza M F, da Silva, Iranaldo S, Muñoz, Rodrigo A A

“…Although studies have demonstrated the inactivity of hydroxychloroquine (HCQ) towards SARS-CoV-2, this compound was one of the most prescribed by medical…”
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Simultaneous determination of lead and antimony in gunshot residue using a 3D-printed platform working as sampler and sensor by Castro, Sílvia V.F., Lima, Ana P., Rocha, Raquel G., Cardoso, Rafael M., Montes, Rodrigo H.O., Santana, Mário H.P., Richter, Eduardo M., Munoz, Rodrigo A.A.

“…3D-printing is an emerging technique that enables the fast prototyping of multiple-use devices. Herein we report the fabrication of a 3D-printed…”
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Development of a simple and rapid screening method for the detection of 1-(3-chlorophenyl)piperazine in forensic samples by Silva, Weberson P., Rocha, Raquel G., Arantes, Luciano C., Lima, Camila D., Melo, Larissa M.A., Munoz, Rodrigo A.A., dos Santos, Wallans T.P., Richter, Eduardo M.

“…1-(3-chlorophenyl) piperazine (mCPP) is a synthetic drug with hallucinogenic effects that has often been found in seized samples. In this context, easy to use…”
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Nanoporous gold microelectrode arrays using microchips: A highly sensitive and cost-effective platform for electroanalytical applications by Siqueira, Gilvana P., de Faria, Lucas V., Rocha, Raquel G., Matias, Tiago A., Richter, Eduardo M., Muñoz, Rodrigo A.A., da Silva, Iranaldo S., Dantas, Luiza M.F.

“…•Nanoporous gold structures electrochemically formed at the gold microelectrodes.•Increase in electroactive area (4.4-fold), decrease in resistance to charge…”
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Printing parameters affect the electrochemical performance of 3D-printed carbon electrodes obtained by fused deposition modeling by Rocha, Raquel G., Ramos, David L.O., de Faria, Lucas V., Germscheidt, Rafael L., dos Santos, Diego P., Bonacin, Juliano A., Munoz, Rodrigo A.A., Richter, Eduardo M.

“…•3D printed thermoplastic electrodes produced by fused deposition modeling (FDM).•3D printing parameters affect the electrochemistry of the printed…”
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Prussian blue-modified laser-induced graphene platforms for detection of hydrogen peroxide by Matias, Tiago A., de Faria, Lucas V., Rocha, Raquel G., Silva, Murillo N. T., Nossol, Edson, Richter, Eduardo M., Muñoz, Rodrigo A. A.

“…A laser-induced graphene (LIG) surface modified with Prussian blue (iron hexacyanoferrate) is demonstrated as a novel electrochemical sensing platform for the…”
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In situ electrochemical exfoliation of embedded graphite to superficial graphene sheets for electroanalytical purposes by da Silva, Francisco D., Rocha, Raquel G., Rocha, Diego P., Silva, Murillo N.T., Nossol, Edson, Muñoz, Rodrigo A.A., Semaan, Felipe S., Dornellas, Rafael M.

“…•Low-cost electrochemical exfoliation by cyclic voltammetry for GO synthesis.•Background electrolyte, high scan rate and cycle numbers are important for…”
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A Batch Injection Analysis System with Square‐wave Voltammetric Detection for Fast and Simultaneous Determination of Zinc and Ascorbic Acid by Ribeiro, Michelle M. A. C., Rocha, Raquel G., Munoz, Rodrigo A. A., Richter, Eduardo M.

“…The determination of organic and inorganic compounds in a single run is still a great challenge. In this paper, we developed a method for fast simultaneous…”
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Simple and rapid electrochemical detection of 1-benzylpiperazine on carbon screen-printed electrode by Rocha, Raquel G., Silva, Isabella C.O.F., Arantes, Luciano C., Stefano, Jéssica S., Lima, Camila D., Melo, Larissa M.A., Munoz, Rodrigo A.A., dos Santos, Wallans T.P., Richter, Eduardo M.

“…•Disposable sensor with great potential for forensic and on-site applications.•Minimal sample volume requirement (50–100 µL).•Portable electrochemical…”
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