Search Results - "Antonio Chinelatto, Adriana Scoton"
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Microstructural analysis of ZrO2/Al2O3 composite: Flash and conventional sintering
Published in Ceramics international (01-02-2020)“…In this study, the flash sintering of a ZrO2/25 vol% Al2O3 (ZrO2/Al2O3) composite was analysed by varying the electric field and current density. The best…”
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2
Mechanical characterisation and hydrothermal degradation of Al2O3-15 vol% ZrO2 nanocomposites consolidated by two-step sintering
Published in Ceramics international (01-10-2018)“…The objective of this work was to study two-step sintering as a means of controlling the microstructure of Al2O3 matrix nanocomposites containing nanometric…”
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3
Influence of the Number of Dimensions in the Impedance Spectroscopy Simulation of a YSZ Electrolyte
Published in Materials research (São Carlos, São Paulo, Brazil) (01-01-2022)“…The use of computer simulation to predict the behavior of devices and materials allows for the acceleration of system operation and reduces costs, as it…”
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4
Influence of ZnO addition and milling process on structure and conductivity of BaCe0.2Zr0.7Y0.1O3-δ ceramics
Published in Processing and Application of Ceramics (01-01-2021)“…Precursor powders for BaCe0.2Zr0.7Y0.1O3-δ(BCZY27) ceramics were synthesized by a modified Pechinimethod and calcined at 900°C for 12 h. The calcined BCZY27…”
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5
Modifications of the properties of a porcelain through the addition of niobium pentoxide (Nb2O5)
Published in Ceramics international (01-04-2022)“…There is a gap in the literature regarding the influence of Nb2O5 on traditional ceramic masses. Thus, this work promoted the addition of different proportions…”
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6
Effect of chromium doping on structural development and electrical properties of LaNiO3 perovskites
Published in Journal of electroceramics (01-12-2023)“…Perovskite-type oxides (ABO 3 ) are potential alternatives as electrode materials for IT-SOFC. Their properties of electronic conduction, catalytic activity,…”
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7
Effect of sintering curves on the microstructure of alumina–zirconia nanocomposites
Published in Ceramics international (01-11-2014)“…The purpose of sintering advanced ceramics is to control the material׳s final microstructure by means of high densification with low grain growth. One…”
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8
Kaolinite, illite and quartz dissolution in the karstification of Paleozoic sandstones of the Furnas Formation, Paraná Basin, Southern Brazil
Published in Journal of South American earth sciences (01-11-2015)“…Karstification processes in sandstones of the Furnas Formation, Silurian to Devonian of the Paraná Basin, have been described since the mid-twentieth century…”
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9
Synthesis and sintering of Y2O3-doped ZrO2 powders using two Pechini-type gel routes
Published in Ceramics international (01-07-2010)“…Yttria-tetragonal zirconia polycrystal (ZrO2 +4.5mol% Y2O3) nanocrystalline powder was synthesized by two Pechini-type gel routes, the in situ polymerized…”
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10
Optimizing the densification of BaCe0.2Zr0.7Y0.1O3-δ proton conducting electrolyte using Fe2O3, Mn2O3 and ZnO sintering aids
Published in Journal of materials science. Materials in electronics (01-11-2023)“…The development of SOFCs aims to reduce the operating temperature of the cells, maintaining the same level of efficiency with protonic conduction electrolytes,…”
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11
Synthesis and electrical characterization of Ba5Nb4O15 and Ba5Nb3.9M0.1O(15-δ) (M = Ti, Zr) hexagonal perovskites
Published in Ceramics international (01-03-2019)“…The 5H-type hexagonal perovskite Ba5Nb4O15 was synthesized by solid-state reaction and the Pechini method and acceptor-doped phases Ba5Nb3.9M0.1O15-δ (M = Ti,…”
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12
Estudo da viabilidade do uso de resíduo de polimento de rochas ornamentais em porcelanas
Published in Matéria (01-12-2015)“…RESUMO Porcelanas são cerâmicas multifásicas produzidas a partir de matérias-primas naturais e utilizadas na fabricação de uma grande variedade de produtos…”
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13
Synthesis and sintering of Y 2O 3-doped ZrO 2 powders using two Pechini-type gel routes
Published in Ceramics international (2010)“…Yttria-tetragonal zirconia polycrystal (ZrO 2 + 4.5 mol% Y 2O 3) nanocrystalline powder was synthesized by two Pechini-type gel routes, the in situ polymerized…”
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14
Estudo da viabilidade do uso de resíduo de polimento de rochas ornamentais em porcelanas
Published in Matéria (01-12-2015)“…RESUMO Porcelanas são cerâmicas multifásicas produzidas a partir de matérias-primas naturais e utilizadas na fabricação de uma grande variedade de produtos…”
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15
Extensão universitária: Promovendo a interação dos cursos de engenharia da UEPG com o ensino médio
Published in Revista Conexão UEPG (2007)“…This paper describes the activities of a university extension project that should be developed to promote the Interaction between Engineering Courses at Ponta…”
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