Writers: Fauze A. Aouadaa, Luiz H.C. Mattoso, Elson Longo Keywords: Spectroscopic properties; Contact angles; Water absorption; FEG-SEM; Thermoplastic starch bionanocomposites Abstract: In this work, thermoplastic starch (TPS)–clay bionanocomposites were obtained by an innovative methodology using a combination of methodologies commonly used in […]
Writers: Andréa A. Lazarin, Ana L. Machado, Camila A. Zamperini, Amanda F. Wady, Denise M. P. Spolidorio, Carlos E. Vergani Keywords: Adhesion; Candida albicans; Hydrophilic; Prosthesis; Surface modification Abstract: Objective: This study investigated the effect of experimental photopolymerized coatings, containing zwitterionic or […]
Writers: Francisco.W. de S. Lucas, Lucia H. Mascaro Keywords: Thin film; semiconductor Abstract: Thin film of Cu(InGa)Se2 (CIGSe) is a very promising semiconductor material as absorber layers for solar cell and photoelectrochemical hydrogen production application. The electrodeposition may be […]
Writers: Tanmaya Badapanda, Laécio Santos Cavalcante, Geraldo Eduardo da Luz Jr, Nouga Cardoso Batista, Shahid Anwar, Elson Longo Keywords: Ceramics; Spectroscopy; Study Abstract: In the current article, we studied the effect of yttrium [Y3+] ions’ substitution on the structure and electric behavior of barium zirconate titanate (BZT) ceramics with a general formula [Ba1−xY2x/3](Zr0.25Ti0.75)O3 (BYZT) […]
Writers: Cíntia de S. Silva, Ana L. Machado, Carolina de A. L. Chaves, Ana C. Pavarina, Carlos E. Vergani Keywords: Acrylic resins; Denture bases; Thermic treatment Abstract: Objective: This study evaluated the fracture toughness (FT) of denture base […]
Writers: Thomas Wood, Judikaël Le Rouzo, François Flory, Paul Coudray, Valmor Roberto Mastelaro, Pedro Pelissari, Sergio Zilio Keywords: sensor; gas; method Abstract: Two optical techniques, m-lines and spectroscopic ellipsometry, are compared for their suitability for obtaining the […]
Writers: M. A. Ramırez, R. Tararam, A. Z. Simoes, A. Ries, E. Longo, J. A. Varela Keywords: Varistors; Microscopy; method Abstract: The degradation phenomena of ZnO and SnO2-based varistors were investigated for two different degradation methods: DC voltage at increased […]
Writers: A. Mesquita, A. Michalowicz, V. R. Mastelaro Keywords: Dielectric Permittivity; Ferroeletrics; Lead Zirconate Titanate; PCZT; PSZT; PZT; XANES Abstract: This paper reports the influence of Sr- and Ca-substitution on the structural and ferroelectric properties of Pb1–x […]
Writers: Luís F. da Silva; Waldir Avansi, Jr.; Juan Andrés; Caue Ribeiro; Mário L. Moreira; Elson Longo; and Valmor R. Mastelaro Keywords: Microwave-Assisted Hydrothermal; SrTiO3 Abstract: We report herein a detailed study on the influence […]
Writers: Alana A. Zulke; Roberto Matos; Ernesto C. Pereira Keywords: Metallic multilayer; Electrocatalysis; Titanium modified electrode; Methanol oxidation reaction Abstract: Multilayered Pt/Ir/Pt films were electrodeposited over titanium substrates, controlling the film thickness by the deposition […]
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