Crystallization kinetics of glass prepared with foundry slag

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorLeme, T. S.-
Autor(es): dc.creatorMagalhães, R. S.-
Autor(es): dc.creatorSantos, G. T.A.-
Autor(es): dc.creatorTeixeira, S. R.-
Autor(es): dc.creatorSouza, A. E.-
Data de aceite: dc.date.accessioned2025-08-21T17:28:49Z-
Data de disponibilização: dc.date.available2025-08-21T17:28:49Z-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2021-07-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1590/0366-69132021673833089-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/222591-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/222591-
Descrição: dc.descriptionIron foundry slag and hydrated lime were used in glass preparation by the melt-quenching method. The glass obtained was heat-treated using the thermal analysis technique. A crystallization kinetics study was carried out with glass powder samples using a non-isothermal method at five different heating rates by differential scanning calorimetry (DSC). Considering that few studies compare kinetic results obtained by different methods, in this work, the activation energy (Ea) of the crystallization process was obtained using the Kissinger and Augis-Bennett models for comparison purposes. The Ea results showed negligible variation in comparing the methods used, nevertheless, linear fitting of crystallization peaks was slightly better by the Augis-Bennett than the Kissinger model. The Avrami index values showed an increasing nucleation rate for two stable phases and decreasing for the metastable phase present in the glass-ceramic. Avrami indexes obtained also indicated an interface-controlled particle growth, whose scanning electron microscopy images showed different morphologies of crystalline particles in the bulk of the glass matrix.-
Descrição: dc.descriptionChina Clean Development Mechanism Fund-
Descrição: dc.descriptionOffice of Postdoctoral Education, University of Alabama at Birmingham-
Descrição: dc.descriptionMinnesota Pharmacists Foundation-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionUniversidade Estadual Paulista Faculdade de Ciências e Tecnologia, SP-
Descrição: dc.descriptionUniversidade Estadual Paulista Faculdade de Ciências e Tecnologia, SP-
Descrição: dc.descriptionMinnesota Pharmacists Foundation: 025/2011-0404.094-74-
Descrição: dc.descriptionFAPESP: 2013/0296-2-
Formato: dc.format359-364-
Idioma: dc.languageen-
Relação: dc.relationCeramica-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectCrystallization-
Palavras-chave: dc.subjectGlass-
Palavras-chave: dc.subjectGlass-ceramic-
Palavras-chave: dc.subjectKinetics-
Palavras-chave: dc.subjectSlag-
Título: dc.titleCrystallization kinetics of glass prepared with foundry slag-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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