Search Results - "Serbena, Francisco C."

Residual stress effect on the fracture toughness of lithium disilicate glass‐ceramics by Villas‐Boas, Mariana O. C., Serbena, Francisco C., Soares, Viviane O., Mathias, Ivan, Zanotto, Edgar D.

“…In glass‐ceramics (GCs), on cooling from the crystallization temperature, internal residual stresses are generated due to the difference between the thermal…”
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Symmetry between the anisotropic N behavior in the lattice under high pressures and the formation of expanded austenite by de Oliveira, Willian R., Chuproski, Rafael F., Valadão, Guilherme M., Cintho, Osvaldo M., de Souza, Eder Carlos F., Serbena, Francisco C., de Souza, Gelson B.

“…•S-phase undergoes stress-induced decay and phase transitions at constant temperature.•The anisotropic lattice expansion and compression of the S-phase are…”
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Effect of anodizing time on the mechanical properties of porous titania coatings formed by micro-arc oxidation by Santos, Emanuel, de Souza, Gelson B., Serbena, Francisco C., Santos, Henrique L., de Lima, Gabriel G., Szesz, Eduardo M., Lepienski, Carlos M., Kuromoto, Neide K.

“…Porous TiO2 coatings were produced on commercially pure Ti substrates by micro-arc oxidation (MAO) in 1.0M H2SO4 electrolyte for different anodizing times…”
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Identification of Expanded Austenite in Nitrogen-Implanted Ferritic Steel through In Situ Synchrotron X-ray Diffraction Analyses by Schibicheski Kurelo, Bruna C. E., Lepienski, Carlos M., de Oliveira, Willian R., de Souza, Gelson B., Serbena, Francisco C., Cardoso, Rodrigo P., das Neves, Julio C. K., Borges, Paulo C.

“…The existence and formation of expanded austenite in ferritic stainless steels remains a subject of debate. This research article aims to provide comprehensive…”
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Tribo-mechanical features of nitride coatings and diffusion layers produced by cathodic cage technique on martensitic and supermartensitic stainless steels by Kurelo, Bruna C.E.S., de Souza, Gelson B., Rutz da Silva, Silvio L., Daudt, Natalia de F., Alves, Clodomiro, Torres, Ricardo D., Serbena, Francisco C.

“…The mechanical and tribological properties of martensitic AISI 420 (MSS) and supermartensitic HP13Cr (SMSS) stainless steels plasma nitrided using the cathodic…”
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On the determination of hardness and elastic modulus in BaFe2As2 lamellar-like material by de Souza, Gelson B., Serbena, Francisco C., Jurelo, Alcione R., da Silva, Simone A., Pinheiro, Lincoln B.L.G., Dias, Fábio T., Mikowski, Alexandre, Bud'ko, Sergey L., Thaler, Alex, Canfield, Paul C.

“…The mechanical behavior of superconductor lamellar-like BaFe2As2 single crystals was investigated at nanoscale by instrumented indentation. The unique…”
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Internal Residual Stresses in Partially Crystallized Photo-Thermo-Refractive Glass by Serbena, Francisco C., Souza, Guilherme P., Zanotto, Edgar D., Lumeau, Julien, Glebova, Larissa, Glebov, Leon B.

“…Photo‐thermo‐refractive glass containing nanosized NaF crystals embedded in the glassy matrix shows a significant shift of X‐ray diffraction (XRD) lines to…”
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Internal residual stresses in glass-ceramics: A review by Serbena, Francisco C., Zanotto, Edgar D.

“…Internal residual stresses arise in glass-ceramics upon cooling down from the crystallization temperature. These stresses are due to the thermal expansion and…”
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Compositional and microstructural design of highly bioactive P2O5–Na2O–CaO–SiO2 glass-ceramics by Peitl, Oscar, Zanotto, Edgar D., Serbena, Francisco C., Hench, Larry L.

“…Bioactive glasses having chemical compositions between 1Na2O–2CaO–3SiO2 (1N2C3S) and 1.5Na2O–1.5CaO–3SiO2 (1N1C2S) containing 0, 4 and 6wt.% P2O5 were…”
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New, tough and strong lithium metasilicate dental glass-ceramic by Soares, Viviane O., Serbena, Francisco C., Mathias, Ivan, Crovace, Murilo C., Zanotto, Edgar D.

“…Glass-ceramics have found widespread use in dentistry due to their favorable properties: biocompatibility, chemical inertness, high fracture strength and…”
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Microstructure and mechanical properties of nucleant-free Li2O-CaO-SiO2 glass-ceramics by Santos, Gisele G., Serbena, Francisco C., Fokin, Vladimir M., Zanotto, Edgar D.

“…An attractive characteristic of the Li2O-CaO-SiO2 glass-forming system is the possibility of obtaining internally nucleated crystal phases – CaSiO3 and Li2SiO3…”
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Thermal degradation of PAN fibers modified with hydrazine hydrate and strontium ions by Soares, Drielle N. N., Júnior, Carlos A. R. Brito, Serbena, Francisco C., Cabral, Aluisio A.

“…In this work, we added strontium ions to hydrolyzed PAN fibers to improve their thermal resistance. For comparison, we characterized hydrolyzed non-modified…”
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Balancing transparency with enhanced mechanical properties in MgO‐Al2O3‐SiO2 glass‐ceramics by Rodrigues, Lorena R., Santos, Gisele G., Acosta, María Helena R., Koike, Akio, Akiba, Shusaku, Sawamura, Shigeki, Nagano, Mikio, Yoshida, Satoshi, Serbena, Francisco C., Zanotto, Edgar D.

“…Transparent glass‐ceramics (GCs) are promising for applications that require both optical clarity and superior mechanical strength, such as high‐performance…”
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Surface mechanics and wear resistance of supermartensitic stainless steel nitrided by plasma immersion ion implantation by Schibicheski Kurelo, Bruna C.E., de Oliveira, Willian R., Serbena, Francisco C., de Souza, Gelson B.

“…In materials employed in the marine oil extraction, a nitrided layer produced by plasma immersion ion implantation (PI3) can improve the surface resistance…”
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Influence of the deposition parameters on the tribological behavior of cold gas sprayed FeMnCrSi alloy coatings by Pukasiewicz, Anderson G.M., de Oliveira, Willian R., Váz, Rodolpho F., de Souza, Gelson B., Serbena, Francisco C., Dosta, Sergi, Cano, Irene G.

“…Cold Spray deposition process may be an alternative for the High-Velocity Oxy-Fuel (HVOF), providing high kinetic energy without particles oxidation. In this…”
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Mechanical properties and corrosion resistance of αN-rich layers produced by PIII on a super ferritic stainless steel by Schibicheski Kurelo, Bruna C.E., de Souza, Gelson B., Serbena, Francisco C., Lepienski, Carlos M., Borges, Paulo C.

“…The properties of the “nitrogen expanded ferrite” or αN phase have been scarcely studied to date. This phase was obtained here on a super ferritic stainless…”
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Performance of nitrogen ion-implanted supermartensitic stainless steel in chlorine- and hydrogen-rich environments by Schibicheski Kurelo, Bruna C.E., de Souza, Gelson B., Serbena, Francisco C., de Oliveira, Willian R., Marino, Cláudia E.B., Taminato, Letícia A.

“…Modified supermartensitic stainless steel surfaces were investigated as protective means against deterioration in Cl−- and H+-rich media. Nitrogen plasma…”
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Improved saline corrosion and hydrogen embrittlement resistances of superaustenitic stainless steel by PIII nitriding by Schibicheski Kurelo, Bruna C.E., de Souza, Gelson B., Serbena, Francisco C., Lepienski, Carlos M., Chuproski, Rafael Fillus, Borges, Paulo César

“…PIII nitriding was applied to superaustenitic steel to improve wear resistance without compromising pitting and hydrogen embrittlement corrosion resistance…”
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Plasma nitriding of HP13Cr supermartensitic stainless steel by Kurelo, Bruna C.E.S., de Souza, Gelson B., da Silva, Silvio L. Rutz, Serbena, Francisco C., Foerster, Carlos E., Alves, Clodomiro

“…•PN produced thick coatings (16–61μm) on supermartensitic stainless steel (SMSS).•ɛ-Fe2+xN, γ′-Fe4N and αN were formed in all working temperatures…”
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Thermo-Mechanical Stability and Gas-Tightness of Glass-Ceramics Joints for SOFC in the System MgO-BaO/SrO-B2O3-SiO2 by Rodríguez-López, Sonia, Malzbender, Jürgen, Justo, Virginia M., Serbena, Francisco C., Groß-Barsnick, Sonja M., Pascual, Maria J.

“…The objective of this paper is to illustrate a variety of studies carried out to improve the quality of some particular glass-ceramic joining materials based…”
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