Search Results - "Araújo, Diele A. G"

Paper-based analytical devices for point-of-need applications by Pradela-Filho, Lauro A., Veloso, William B., Arantes, Iana V. S., Gongoni, Juliana L. M., de Farias, Davi M., Araujo, Diele A. G., Paixão, Thiago R. L. C.

“…Paper-based analytical devices (PADs) are powerful platforms for point-of-need testing since they are inexpensive devices fabricated in different shapes and…”
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Challenges faced with 3D-printed electrochemical sensors in analytical applications by Pradela‑Filho, Lauro A., Araújo, Diele A. G., Ataide, Vanessa N., Meloni, Gabriel N., Paixão, Thiago R. L. C.

“…Prototyping analytical devices with three-dimensional (3D) printing techniques is becoming common in research laboratories. The attractiveness is associated…”
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Rapid Analysis in Continuous-Flow Electrochemical Paper-Based Analytical Devices by Pradela-Filho, Lauro A, Noviana, Eka, Araújo, Diele A. G, Takeuchi, Regina M, Santos, André L, Henry, Charles S

“…A simple and low-cost continuous-flow (CF) electrochemical paper-based analytical device (ePAD) coupled with thermoplastic electrodes (TPEs) was developed. The…”
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Rapid Quantification of Antioxidant Capacity in Tea Using Laser-Induced Graphene Electrodes by Inoque, Nélio I. G., Araújo, Diele A. G., de Lima, Débora Machado, Sousa, Raquel Maria Ferreira, Paixão, Thiago Regis Longo Cesar, Munoz, Rodrigo A. A.

“…This paper describes a new analytical method based on laser-induced graphene (LIG) electrodes for evaluating antioxidant capacity in tea by quantifying the…”
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Could Voltammetry be an Effective Alternative Technique to Study Adsorption Kinetics of Electroactive Metal Ions? by Araújo, Diele A. G., Faria, Ana C. A., Takeuchi, Regina M., Santos, André L.

“…The suitability of LSV to study adsorption kinetics of metal ions was evaluated using Cu2+ adsorption on Amberlite® IR‐120 as a model system. LSV provided…”
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Thermoplastic electrodes as a new electrochemical platform coupled to microfluidic devices for tryptamine determination by Pradela-Filho, Lauro A., Araújo, Diele A.G., Takeuchi, Regina M., Santos, André L., Henry, Charles S.

“…This study reports a new electrochemical method for tryptamine determination using a paper-based microfluidic device and a thermoplastic electrode (TPE) as an…”
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Combination of headspace single-drop microextraction (HS-SDME) with a nickel-embedded paper-based analytical device for cyanide quantification by Conrado, Josiele A.M., Araújo, Diele A.G., Petruci, João Flávio da Silveira

“…Cyanide anion can be found in foodstuffs, tobacco smoke and a variety of types of waters, mainly originating from anthropogenic activities. Due to its highly…”
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Lab-made 3D-printed electrochemical sensors for tetracycline determination by Lopes, Carlos E.C., de Faria, Lucas V., Araújo, Diele A.G., Richter, Eduardo M., Paixão, Thiago R.L.C., Dantas, Luiza M.F., Muñoz, Rodrigo A.A., da Silva, Iranaldo S.

“…Antibiotics such as tetracycline (TC) are widely prescribed to treat humans or dairy animals. Therefore, it is important to establish affordable devices in…”
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A novel miniaturized electroanalytical device integrated with gas extraction for the voltammetric determination of sulfite in beverages by Araújo, Diele A.G., Oliveira, Ana C.M., Pradela-Filho, Lauro A., Takeuchi, Regina M., Santos, André L.

“…Voltammetry and amperometry are inexpensive and high-performance analytical techniques. However, their lack of selectivity limits their use in complex matrices…”
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Glass varnish-based carbon conductive ink: A new way to produce disposable electrochemical sensors by Pradela-Filho, Lauro A., Andreotti, Isabela A.A., Carvalho, Jefferson H.S., Araújo, Diele A.G., Orzari, Luiz O., Gatti, Alexandre, Takeuchi, Regina M., Santos, André L., Janegitz, Bruno C.

“…[Display omitted] •A new conductive ink based on glass varnish and graphite is proposed.•The new low-cost conductive ink is easy to prepare and can be used for…”
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Uncured Polydimethylsiloxane as Binder Agent for Carbon Paste Electrodes: Application to the Quantification of Propranolol by Araújo, Diele, Pradela-Filho, Lauro, Santos, Allyson, Faria, Anizio, Takeuchi, Regina, Karimi-Maleh, Hassan, Santos, André

“…This study describes the use of uncured polydimethylsiloxane (PDMS) as a binder agent to prepare carbon paste electrodes (CPEs). A comparative study between…”
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A novel 3D-printed graphite/polylactic acid sensor for the electrochemical determination of 2,4,6-trinitrotoluene residues in environmental waters by Siqueira, Gilvana P., Araújo, Diele A.G., de Faria, Lucas V., Ramos, David L.O., Matias, Tiago A., Richter, Eduardo M., Paixão, Thiago R.L.C., Muñoz, Rodrigo A.A.

“…Here, lab-made graphite and polylactic acid (Gpt-PLA) biocomposite materials were used to additively manufacture electrodes via the fused deposition modeling…”
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Laser-Induced Graphene for Electrochemical Sensing of Antioxidants in Biodiesel by Sevene, Daniel R., Matias, Tiago A., Araújo, Diele A. G., Inoque, Nélio I. G., Nakamura, Marcelo, Paixão, Thiago R.L.C., Muñoz, Rodrigo A. A.

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A lab-made screen-printed electrode as a platform to study the effect of the size and functionalization of carbon nanotubes on the voltammetric determination of caffeic acid by Araújo, Diele A.G., Camargo, Jéssica R., Pradela-Filho, Lauro A., Lima, Ana P., Muñoz, Rodrigo A.A., Takeuchi, Regina M., Janegitz, Bruno C., Santos, André L.

“…[Display omitted] •Screen-printed electrodes (SPEs) were prepared with low-cost materials.•SPEs were chemically modified with multi-walled carbon nanotubes…”
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Enhanced electrochemical performance of 3D-printed electrodes via blue-laser irradiation and (electro)chemical treatment by Carvalho, Mayane S., Rocha, Raquel G., Nascimento, Amanda Beatriz, Araújo, Diele A.G., Paixão, Thiago R.L.C., Lopes, Osmando F., Richter, Eduardo M., Muñoz, Rodrigo A.A.

“…Extrusion-based 3D printing technologies, especially fused filament fabrication (FFF) using conductive filaments, have significantly advanced in…”
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Sequential cyclic-square-wave voltammetric determination of sulfanilamide and ciprofloxacin in environment water samples using a 3D-printed electrochemical device by Di-Oliveira, Marina, Araújo, Diele A.G., Ramos, David L.O., Faria, Lucas V. de, Rocha, Raquel G., Sousa, Raquel M.F., Richter, Eduardo M., Paixão, Thiago R.L.C., Munoz, Rodrigo A.A.

“…Sulfanilamide (SAD) and ciprofloxacin (CIP) are widely used antibiotics, and their indiscriminate use and disposal contribute to the increase in the…”
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