Search Results - "Rocha, Diego P."

Complete Additively Manufactured (3D-Printed) Electrochemical Sensing Platform by Richter, Eduardo M, Rocha, Diego P, Cardoso, Rafael M, Keefe, Edmund M, Foster, Christopher W, Munoz, Rodrigo A. A, Banks, Craig E

“…Herein, we report a complete additively manufactured (AM) electrochemical sensing platform. In this approach, a fully AM/3D-printed electrochemical system,…”
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3D-Printed graphene/polylactic acid electrode for bioanalysis: Biosensing of glucose and simultaneous determination of uric acid and nitrite in biological fluids by Cardoso, Rafael M., Silva, Pablo R.L., Lima, Ana P., Rocha, Diego P., Oliveira, Thiago C., do Prado, Thiago M., Fava, Elson L., Fatibello-Filho, Orlando, Richter, Eduardo M., Muñoz, Rodrigo A.A.

“…•Fused deposition modeling 3D-printed electrode for (bio)sensors applied to real samples.•Enzymatic glucose biosensing on 3D-printed graphene-PLA electrode in…”
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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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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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Improved electrochemical detection of metals in biological samples using 3D-printed electrode: Chemical/electrochemical treatment exposes carbon-black conductive sites by Rocha, Diego P., Squissato, André L., da Silva, Sarah M., Richter, Eduardo M., Munoz, Rodrigo A.A.

“…This work shows that the electrochemical activity of a 3D-printed electrode fabricated using a conductive composite of polylactic acid (PLA) containing carbon…”
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3D-printed reduced graphene oxide/polylactic acid electrodes: A new prototyped platform for sensing and biosensing applications by Silva, Vinicius A.O.P., Fernandes-Junior, Wilson S., Rocha, Diego P., Stefano, Jéssica S., Munoz, Rodrigo A.A., Bonacin, Juliano A., Janegitz, Bruno C.

“…This work presents a novel procedure involving the sequential chemical treatment to generate reduced graphene oxide (rGO) within 3D-printed polylactic acid…”
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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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Batch‐injection Analysis Better than ever: New Materials for Improved Electrochemical Detection and On‐site Applications by Rocha, Diego P., Cardoso, Rafael M., Tormin, Thiago F., de Araujo, William R., Munoz, Rodrigo A. A., Richter, Eduardo M., Angnes, Lúcio

“…Since the development of batch‐injection analysis (BIA) in 1990, the technique has been constantly upgraded, especially for electrochemical systems, including…”
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Chemically versus electrochemically reduced graphene oxide: Improved amperometric and voltammetric sensors of phenolic compounds on higher roughness surfaces by Rocha, Diego P., Dornellas, Rafael M., Cardoso, Rafael M., Narciso, Laiz C.D., Silva, Murilo N.T., Nossol, Edson, Richter, Eduardo M., Munoz, Rodrigo A.A.

“…•ERGO- and CRGO-modified surfaces were compared to develop sensors.•EIS showed improved electron transfer on both modified surfaces.•Higher electrochemical…”
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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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3D printing pen using conductive filaments to fabricate affordable electrochemical sensors for trace metal monitoring by João, Afonso F., Castro, Sílvia V.F., Cardoso, Rafael M., Gamela, Raimundo R., Rocha, Diego P., Richter, Eduardo M., Muñoz, Rodrigo A.A.

“…We report a 3D-pen fabricated electrochemical sensor using biodegradable carbon black/polylactic acid (PLA) filament for on-site monitoring of lead and copper…”
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Indirect determination of formaldehyde by square-wave voltammetry based on the electrochemical oxidation of 3,5–diacetyl–1,4–dihydrolutidine using an unmodified glassy-carbon electrode by Pinto, Gabriel F., Rocha, Diego P., Richter, Eduardo M., Muñoz, Rodrigo A.A., Silva, Sidnei G.

“…A novel and indirect voltammetric procedure for the selective determination of formaldehyde is described. It is based on the oxidation of…”
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3D-printed sensor decorated with nanomaterials by CO2 laser ablation and electrochemical treatment for non-enzymatic tyrosine detection by Veloso, William B., Ataide, Vanessa N., Rocha, Diego P., Nogueira, Helton P., de Siervo, Abner, Angnes, Lucio, Muñoz, Rodrigo A. A., Paixão, Thiago R. L. C.

“…The combination of CO 2 laser ablation and electrochemical surface treatments is demonstrated to improve the electrochemical performance of carbon…”
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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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3D‐printed Portable Platform for Mechanized Handling and Injection of Microvolumes Coupled to Electrochemical Detection by Mendonça, Dianderson M. H., Rocha, Diego P., Dutra, Gustavo S. V., Cardoso, Rafael M., Batista, Alex D., Richter, Eduardo M., Munoz, Rodrigo A. A.

“…We present a low‐cost mechanized system fabricated using fused deposition modelling 3D‐printing technology to manipulate microvolumes and perform injections on…”
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Additively manufactured carbon/black-integrated polylactic acid 3Dprintedsensor for simultaneous quantification of uric acid and zinc in sweat by Ataide, Vanessa N., Rocha, Diego P., de Siervo, Abner, Paixão, Thiago R. L. C., Muñoz, Rodrigo A. A., Angnes, Lucio

“…For the first time the development of an electrochemical method for simultaneous quantification of Zn 2+ and uric acid (UA) in sweat is described using an…”
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Highly sensitive amperometric detection of drugs and antioxidants on non-functionalized multi-walled carbon nanotubes: Effect of metallic impurities? by Stefano, Jéssica S., Rocha, Diego P., Dornellas, Rafael M., Narciso, Laiz C.D., Krzyzaniak, Sindy R., Mello, Paola A., Nossol, Edson, Richter, Eduardo M., Munoz, Rodrigo A.A.

“…•Increase in voltammetric and amperometric signals on non-functionalized (NF-) MWCNTs.•EIS data indicated higher activity of NF-MWCNTs and ICP-MS determined…”
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Electrochemical sensor for isoniazid detection by using a WS2/CNTs nanocomposite by Santos, Berlane G., Gonçalves, Josué M., Rocha, Diego P., Higino, Giane S., Yadav, Thakur P., Pedrotti, Jairo J., Ajayan, Pulickel M., Angnes, Lucio

“…•The modified electrodes presented elevated electrocatalytic response to isoniazid.•The preparation of the modified electrode is very simple and…”
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A flow injection procedure using Layered Double Hydroxide for on line pre-concentration of fluoride by Rocha, Diego P., Anjos, Gabriel T.C., Neri, Thais S., Tronto, Jairo, Pinto, Frederico G., Silva, Sidnei G., Coelho, Nívia M.M.

“…This work showed a flow system designed with solenoid valves for preconcentration of fluoride using SPADNS method in water samples. The analyte was…”
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Improved anodic stripping voltammetric detection of zinc on a disposable screen-printed gold electrode by da Silva, Sarah M., Squissato, André L., Rocha, Diego P., Vasconcellos, Maria L. S., de Q. Ferreira, Rafael, Richter, Eduardo M., Munoz, Rodrigo A. A.

“…Herein, we report the improved detection of Zn 2+ via square-wave anodic stripping voltammetry utilizing an electrochemically treated screen-printed gold…”
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