Listar por autoría "e0044d80-94f2-476e-bf71-3cb40a4aa20e"

Mostrando ítems 1-10 de 10

    • openAccess   A scalable electron beam irradiation platform applied for allotropic carbon transformation 

      De Campos da Costa, Joao Paulo; Teodoro , Vinícius; Assis, Marcelo de; Bettini, Jefferson; Andres, Juan; Pereira do Carmo, Joao Paulo; Longo, Elson Elsevier (2021-04-15)
      The design of solid-state materials whose properties and functions can be manipulated in a controlled manner by the application of electron beam irradiation is important in modern materials chemistry and physics. In this ...

    • openAccess   Behavior of Bi2S3 under ultrasound irradiation for Rhodamine B dye degradation 

      Teodoro , Vinícius; Barrios Trench, Aline; da Trindade, Letícia; jacomaci, natalia; Beltrán Mir, Héctor; Andres, Juan; Cordoncillo, Eloisa; Bettini, Jefferson; Longo, Elson Elsevier (2021-10-16)
      In this study, we have demonstrated that Bi2S3 semiconductor under ultrasound behaves as a piezoelectric material, facilitating the transfer of electrons and holes, thus enabling the formation of oxidizing agents. In the ...

    • openAccess   Connecting morphology and photoluminescence emissions in β-Ag2MoO4 microcrystals 

      Teodoro , Vinícius; Gouveia, Amanda; Machado, Thales Rafael; Barrios Trench, Aline; jacomaci, natalia; Assis, Marcelo de; Marques, Gilmar Eugenio; Daldin Teodoro, Marcio; San-Miguel, Miguel A.; Andres, Juan; Bettini, Jefferson; Longo, Elson Elsevier (2021-10-23)
      This work elucidates the morphology-photoluminescence (PL) emission relationships, based on experimental and calculated results, on β-Ag2MoO4 samples synthesized by microwave-assisted hydrothermal method. It was shown that ...

    • openAccess   Effect of calcination temperature and pressure-assisted heat treatment on the dye degradation performance of SnO2 photocatalyst obtained by a simple synthesis method 

      da Trindade, Letícia; Borba Rocha, Ana Carolina; Teodoro , Vinícius; Tineu da Silva, Vinícius; Barrios Trench, Aline; Cordoncillo, Eloisa; Daldin Teodoro, Marcio; Mazurek Tebcherani, Sergio; Longo, Elson; Martelli Mazzo, Tatiana Elsevier Ltd. (2022)

    • openAccess   Electron beam irradiation for the formation of thick Ag film on Ag3PO4 

      Costa, João Paulo; Assis, Marcelo de; Teodoro , Vinícius; Rodrigues, André; Foggi, Camila Cristina; San-Miguel, Miguel A.; Carmo, João; Andres, Juan; Longo, Elson Royal Society of Chemistry (2020)
      This study demonstrates that the electron beam irradiation of materials, typically used in characterizationmeasurements, could be employed for advanced fabrication, modification, and functionalization ofcomposites. We ...

    • openAccess   Interface matters: Design of an efficient α-Ag2WO4/Ag3PO4 photocatalyst 

      Barrios Trench, Aline; Alvarez Roca, Roman; Teodoro , Vinícius; da Trindade, Letícia; Machado, Thales Rafael; Teixeira, Mayara Mondego; De Souza, Daniele; Pinatti, Ivo M; Simões, Alexandre; Galvão Gobato, Yara; Andres, Juan; Longo, Elson Elsevier (2022-02-10)
      Heterojunction engineering of complex metal oxides is an active area of research that addresses fundamental questions in solid-state systems with broad technological applications. In this work, α-Ag2WO4/Ag3PO4 heterojunctions ...

    • openAccess   Microwave-Driven Hexagonal-to-Monoclinic Transition in BiPO4: An In-Depth Experimental Investigation and First-Principles Study 

      Mora Tello, Ana Cristina; Assis, Marcelo de; Menasce, Ricardo; Gouveia, Amanda; Teodoro , Vinícius; jacomaci, natalia; ZAGHETE, MARIA; Andres, Juan; Marques, Gilmar E.; Teodoro, Marcio D.; da Silva, Albérico B. F.; Bettini, Jefferson; Longo, Elson American Chemical Society (2020-06-01)
      Present theoretical and experimental work provides an in-depth understanding of the morphological, structural, electronic, and optical properties of hexagonal and monoclinic polymorphs of bismuth phosphate (BiPO4). Herein, ...

    • openAccess   Rational Design of W-Doped Ag3PO4 as an Efficient Antibacterial Agent and Photocatalyst for Organic Pollutant Degradation 

      Barrios Trench, Aline; Machado, Thales Rafael; Gouveia, Amanda; Foggi, Camila Cristina; Teodoro , Vinícius; Sanchez Montes, Isaac; Teixeira, Mayara Mondego; da Trindade, Letícia; jacomaci, natalia; Perrin, Andre; perrin, christiane; Aquino, Jose M.; Andres, Juan; Longo, Elson ACS Publications (2020-09-11)
      Bacterial and organic pollutants are major problems with potential adverse impacts on human health and the environment. A promising strategy to alleviate these impacts consists in designing innovative photocatalysts with ...

    • openAccess   Revealing the Nature of Defects in α-Ag2WO4 by Positron Annihilation Lifetime Spectroscopy: A Joint Experimental and Theoretical Study 

      Assis, Marcelo de; Ponce, Miguel Adolfo; Gouveia, Amanda; de Souza, Daniele; Costa, João Paulo; Teodoro , Vinícius; Galvão Gobato, Yara; Andres, Juan; Macchi, Carlos; Somoza, Alberto; Longo, Elson American Chemical Society (2021)
      Electron–matter coupling is a fascinating way to tune and modify the properties of materials. In this work, we present a study on the formation and nature of vacancy-like defects in α-Ag2WO4 samples synthesized in a water ...

    • closedAccess   Surface-dependent photocatalytic and biological activities of Ag2CrO4: Integration of experiment and simulation 

      Assis, Marcelo de; Foggi, Camila Cristina; Teodoro , Vinícius; De Campos da Costa, Joao Paulo; Silva, Carlos Eduardo; Robeldo, Thaiane; Caperucci, Priscila Fernanda; Vergani, Carlos; Borra, Ricardo Carneiro; Sorribes, Iván; Gouveia, Amanda; San-Miguel, Miguel A.; Andres, Juan; Longo, Elson Elsevier (2021-04-15)
      In this work, we present a joint experimental and theoretical study towards unveiling the photocatalytic (photodegradation of Rhodamine B), the antifungal (towards Candida glabrata) and cytotoxicity (against the L929 cell ...