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dc.contributor.author
Stábile, Franco Matías
dc.contributor.author
Volzone, Cristina
dc.date.available
2016-12-07T21:35:37Z
dc.date.issued
2014-09
dc.identifier.citation
Stábile, Franco Matías; Volzone, Cristina; Bioactivity of leucite containing glass-ceramics using natural raw materials; Universidad Federal de Sao Carlos; Materials Research; 17; 4; 9-2014; 1031-1038
dc.identifier.issn
1516-1439
dc.identifier.uri
http://hdl.handle.net/11336/9072
dc.description.abstract
Glass compositions were carefully prepared, using natural quartz and potassium feldspar as a part of the starting raw materials. The solids were prepared so as to have theoretical stoichiometric leucite and 45S5 Bioglass in different L/Bg weight ratios between 0.43-1.00. Novel bioactive glass-ceramics, containing leucite, sodium calcium silicate and silicorhenanite, confirmed by XRD and FTIR, were obtained. Bioactivity tests were carried out on powdered and sintered disks forms. The immersion time was up to 25 days. Apatite formation on powders was studied by FTIR, and XRD and SEM were used to study bioactivity on disks. The materials developed an apatite layer on their surfaces within 6 days of immersion in simulated body fluid. The glass-ceramic with L/Bg ratio= 0.43 presented an apatite layer on all its surface, not so for the samples with 0.66 and 1.00 ratios, on which such layer was peeled off in most part of their surfaces.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Universidad Federal de Sao Carlos
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Leucite
dc.subject
Glass-Ceramics
dc.subject
Feldspar
dc.subject
Glass-Ceramics
dc.subject
Quartz
dc.subject.classification
Cerámicos
dc.subject.classification
Ingeniería de los Materiales
dc.subject.classification
INGENIERÍAS Y TECNOLOGÍAS
dc.title
Bioactivity of leucite containing glass-ceramics using natural raw materials
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2016-12-07T18:13:05Z
dc.identifier.eissn
1980-5373
dc.journal.volume
17
dc.journal.number
4
dc.journal.pagination
1031-1038
dc.journal.pais
Brasil
dc.journal.ciudad
São Paulo
dc.description.fil
Fil: Stábile, Franco Matías. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico la Plata. Centro Tecnológico de Recursos Minerales y Cerámica (i); Argentina
dc.description.fil
Fil: Volzone, Cristina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico La Plata. Centro Tecnológico de Recursos Minerales y Cerámica (i); Argentina
dc.journal.title
Materials Research
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1590/1516-1439.267014
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://ref.scielo.org/mygqwb
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