Development of non-equiatomic Bio-HEAs based on TiZrNbTa-(Mo and Mn)

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorBrazilian Branch-
Autor(es): dc.contributorInstitute of Education Science and Technology-
Autor(es): dc.creatorTorrento, Jhuliene Elen-
Autor(es): dc.creatorSousa, Tiago Dos Santos Pereira De-
Autor(es): dc.creatorCristino Da Cruz, Nilson-
Autor(es): dc.creatorSantos De Almeida, Gerson-
Autor(es): dc.creatorZambuzzi, Willian Fernando-
Autor(es): dc.creatorGrandini, Carlos Roberto-
Autor(es): dc.creatorNespeque Correa, Diego Rafael-
Data de aceite: dc.date.accessioned2025-08-21T15:21:38Z-
Data de disponibilização: dc.date.available2025-08-21T15:21:38Z-
Data de envio: dc.date.issued2023-03-02-
Data de envio: dc.date.issued2023-03-02-
Data de envio: dc.date.issued2022-08-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1063/5.0100465-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/242257-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/242257-
Descrição: dc.descriptionThis study produced non-equiatomic TiNbZrTaMn and TiNbZrTaMo high entropy alloy (HEAs) by argon arc-melting and heat-treated for microstructural homogenization. The phase composition, microstructure, and selected mechanical properties were measured and compared with theoretical predictions. Additionally, electrochemical and cytotoxicity tests evaluated their potential applicability for use as biomaterials. X-ray diffraction measurements patterns showed a single BCC phase for the TiNbZrTaMn and a secondary HCP phase for the TiNbZrTaMo sample. The microstructural analysis revealed the formation of irregular grain boundaries and some lamellae formation, with chemical segregation of the alloying elements at the sub-micro-scale. The samples exhibited elastic modulus (80-110 GPa) closer to CP-Ti grade 2 (100 GPa) and higher Vickers microhardness (450-550 HV) than Ti-6Al-4V alloy (400 HV). The electrochemical and biological tests indicated a superior corrosion resistance against 0.9% NaCl solution compared with commercial metallic biomaterials, with proper cell adhesion and viability of pre-osteoblastic cells and hydrophilic behavior. Altogether, the data indicate that TiNbZrTaMn depicts better applicability potential for being used as a biomaterial in biomedical applications than some commercial materials (SS 316L, CP-Ti grade 2, and Ti-6Al-4V), mainly considering load-bearing orthopedical implants.-
Descrição: dc.descriptionLaboratório de Anelasticidade e Biomateriais UNESP-Univ. Estadual, Paulista, 17, SP-
Descrição: dc.descriptionLaboratório de Plasmas Tecnológicos UNESP-Univ. Estadual, Paulista, 18, SP-
Descrição: dc.descriptionLaboratório de Bioensaios e Dinâmica Celular UNESP-Univ. Estadual Paulista Instituto de Biociências de Botucatu, 18, SP-
Descrição: dc.descriptionIBTN/BR-Institute of Biomaterials Tribocorrosion and Nanomedicine Brazilian Branch, 17, SP-
Descrição: dc.descriptionIFSP-Federal Institute of Education Science and Technology, SP-
Descrição: dc.descriptionLaboratório de Anelasticidade e Biomateriais UNESP-Univ. Estadual, Paulista, 17, SP-
Descrição: dc.descriptionLaboratório de Plasmas Tecnológicos UNESP-Univ. Estadual, Paulista, 18, SP-
Descrição: dc.descriptionLaboratório de Bioensaios e Dinâmica Celular UNESP-Univ. Estadual Paulista Instituto de Biociências de Botucatu, 18, SP-
Idioma: dc.languageen-
Relação: dc.relationAPL Materials-
???dc.source???: dc.sourceScopus-
Título: dc.titleDevelopment of non-equiatomic Bio-HEAs based on TiZrNbTa-(Mo and Mn)-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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