Search Results - "Sarmento Gonçalves, Emerson"

Electroactive composites: PANI electrochemical synthesis with GO and rGO for structural carbon fiber coating by Gandara, Meriene, Gonçalves, Emerson Sarmento

“…[Display omitted] •Polyaniline and graphene oxide (GO) are related in Literature as a hybrid material useful to supercapacitores.•The method and the order of…”
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Electrochemical Performance of Niobium MXenes with Lanthanum by Gandara, Meriene, Palley, Bianca Fortes, Rakočević, Lazar, Mladenović, Dušan, Popović-Bijelić, Ana, Šljukić, Biljana, Gonçalves, Emerson Sarmento

“…MXenes are the newest class of two-dimensional nanomaterials characterized by large surface area, high conductivity, and hydrophilicity. To further improve…”
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MAX Phase (Nb4AlC3) For Electrocatalysis Applications by Gandara, Meriene, Mladenović, Dušan, Oliveira Martins, Marta de Jesus, Rakocevic, Lazar, Kruszynski de Assis, João Marcos, Šljukić, Biljana, Sarmento Gonçalves, Emerson

“…In search for novel materials to replace noble metal‐based electrocatalysts in electrochemical energy conversion and storage devices, special attention is…”
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Production and Characterization of Activated Carbon Fiber from Textile PAN Fiber by Amaral Junior, Miguel Angelo, Matsushima, Jorge Tadao, Rezende, Mirabel Cerqueira, Gonçalves, Emerson Sarmento, Marcuzzo, Jossano Saldanha, Baldan, Maurício Ribeiro

“…This paper presents the preparation and characterization of carbon fiber felt and activated carbon fiber felt from textile polyacrylonitrile fiber. Carbon…”
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Structural and Morphological Characteristics of Polyaniline Synthesized in Pilot Scale by Mazzeu, Maria Alice Carvalho, Faria, Lohana Komorek, Cardoso, Andreza De Moura, Gama, Adriana Medeiros, Baldan, Maurício Ribeiro, Gonçalves, Emerson Sarmento

“…Polyanilines have many applications in Aerospace, especially in their doped form. Studies on their synthesis in a pilot scale can contribute to obtain products…”
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Ag@Activated Carbon Felt Composite as Electrode for Supercapacitors and a Study of Three Different Aqueous Electrolytes by Rodrigues, Aline Castilho, Silva, Elen Leal da, Quirino, Sandro Fonseca, Cuña, Andrés, Marcuzzo, Jossano Saldanha, Matsushima, Jorge Tadao, Gonçalves, Emerson Sarmento, Baldan, Mauricio Ribeiro

“…The main challenge for the development of a high efficiency supercapacitor is the electrode material. Developing electrode materials with high specific…”
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Formation of Composite Polyaniline and Graphene Oxide by Physical Mixture Method by Vargas, Ludmila Resende, Poli, Anne Karoline Dos Santos, Dutra, Rita de Cássia Lazzarini, De Souza, Camila Brito, Baldan, Maurício Ribeiro, Gonçalves, Emerson Sarmento

“…The development of polyaniline and graphene oxide composites aims to join the unique properties of each material for aerospace applications. The present paper…”
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Polyaniline supercapacitor electrode and carbon fiber graphene oxide: Electroactive properties at the charging limit by Gandara, Meriene, Gonçalves, Emerson Sarmento

“…Electroactive materials have presented increasingly relevant application potentials as energy storage, because of the use of 5G technologies, artificial…”
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Effects of reductions and drying methods on electrochemically exfoliated graphene by Palley, Bianca Fortes, de Souza, Gustavo Freitas, de Arruda, Milena Nakagawa, Gandara, Meriene, Dezidério Borges, André Felipe, de Moraes, Marli Leite, Gonçalves, Emerson Sarmento

“…Graphene research has advanced a lot in the last decade. Scientists are currently developing methods to make high-quality materials with distinctive…”
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Influence of heat treatment and electrochemical treatment on the properties of PANI electrodeposited on carbon fiber felt by Hilário, Rodrigo Barbosa, de Moraes, Thales Henrique, da Rocha Pimentel Gonçalves, Joseane Mercia, Gandara, Meriene, Gonçalves, Emerson Sarmento

“…Energy storage devices such as supercapacitors with flexible electrodes are used in new technologies of the modern printed electronics system. These flexible…”
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Physicochemical characterization of a low-oxygen composite based on chitosan and electrochemically exfoliated graphene by Nakagawa de Arruda, Milena, Palley, Bianca Fortes, de Souza, Gustavo Freitas, Lopez, Ligia, Pontes, Marcelo André Petry, Fernandes, Willians Príncipe, Gandara, Meriene, Machado, Francisco Bolivar Correto, Ferrão, Luiz Fernando de Araujo, Gonçalves, Emerson Sarmento

“…Chitosan and graphene composites are widely used as biological scaffolds. Aside from environmental concerns related to the Hummer's synthesis the composite…”
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Influence of swelling level on charge transmission of chitosan and reduced graphene oxide film electrodes by Nakagawa de Arruda, Milena, Brito de Souza, Camila, Eugênio, Kauê Filipe Ribeiro de Moura Sena, Gonçalves, Emerson Sarmento

“…Chitosan film (CS) and thermally reduced graphene oxide (rGO) are materials used for sensorial devices. However, the high level of swelling, characteristic of…”
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Nb-MXene as promising material for electrocatalysis in energy conversion (OER/ORR) and storage by Gandara, Meriene, de Arruda, Milena Nakagawa, Assis, João Marcos Kruszynski, Martins, Marta de Jesus Oliveira, Rakočević, Lazar, Mladenović, Dušan, Šljukić, Biljana, Gonçalves, Emerson Sarmento

“…•Nb-MXene for electrochemical energy storage/conversion use is made by MILD method.•Nb-MX stores charge of 104 F g−1 increasing with continuous cycling in…”
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Evolution of dielectric properties of thermally reduced graphene oxide as a function of pyrolisis temperature by Souza, Camila Brito de, Nakagawa, Milena Arruda, Vargas, Ludmila Resende, Hilário, Rodrigo Barbosa, Impère, Ana Gabriele Dias, Matsushima, Jorge Tadao, Quirino, Sandro Fonseca, Gama, Adriana Medeiros, Baldan, Mauricio Ribeiro, Gonçalves, Emerson Sarmento

“…Reduced grapheneoxide (rGO) is a derivative of graphene and its properties allow several applications, such as supercapacitors, sensors, filters, among others…”
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Influence of heat treatment temperature of carbon fiber felt substrate on polyaniline electrosynthesis and its properties by dos Santos Poli, Anne Karoline, Hilário, Rodrigo Barbosa, Gama, Adriana Medeiros, Baldan, Mauricio Ribeiro, Gonçalves, Emerson Sarmento

“…Polyaniline was electrosynthesized using three voltammetric cycles on carbon fiber felts annealed at 1400, 1600, 2000, and 2300 K. Felts and composites was…”
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Electrochemical reversibility of reticulated vitreous carbon electrodes heat treated at different carbonization temperatures by Gonçalves, Emerson Sarmento, Rezende, Mirabel Cerqueira, Takahashi, Marta Ferreira Koyama, Ferreira, Neidenêi Gomes

“…Electrochemical response of ferri/ferrocyanide redox couple is discussed for a system that uses reticulated vitreous carbon (RVC) three dimensional electrodes…”
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Poly-(fluoro isopropyl butyl methacrylate)/graphene-based sensitive oxygen nanocomposite: Electrical measurements and chemical interaction in variable pressure by Brito de Souza, Camila, Martins Duque, Maria Eduarda, Ferreira, Anderson, Nakagawa de Arruda, Milena, Alves de Lima Almeida, Dalva, Fontana, Luis Cesar, Miyakawa, Walter, Sarmento Gonçalves, Emerson

“…An innovative pressure sensitive nanocomposite based on reduced graphene oxide and pressure sensitive paints was created to facilitate the application and…”
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Efeito do tratamento térmico na microestrutura, turbostraticidade e superfície de carbono vítreo reticulado analisado por XPS, espalhamento Raman e voltametria cíclica Thermal treatment effect on the microstructure, turbostraticity, and surface of reticulated vitreous carbon analyzed by xps, Raman scattering, and cyclic voltammetry by Emerson Sarmento Gonçalves, Mirabel Cerqueira Rezende, Maurício Ribeiro Baldan, Neidenêi Gomes Ferreira

“…The structural and surface properties of reticulated vitreous carbon (RVC) were discussed as a function of its heat treatment temperature (HTT), for samples…”
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Efeito do tratamento térmico na microestrutura, turbostraticidade e superfície de carbono vítreo reticulado analisado por XPS, espalhamento Raman e voltametria cíclica by Gonçalves, Emerson Sarmento, Rezende, Mirabel Cerqueira, Baldan, Maurício Ribeiro, Ferreira, Neidenêi Gomes

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