info:eu-repo/semantics/article
Phase transformations in Mo-doped FINEMETs
Registro en:
Silveyra, Josefina María; Illeková, Emília; Švec, Peter; Janičkovič, Dušan; Rosales Rivera, Andrés; et al.; Phase transformations in Mo-doped FINEMETs; Elsevier Science; Physica B: Condensed Matter; 405; 12; 6-2010; 2720-2725
0921-4526
Autor
Silveyra, Josefina María
Illeková, Emília
Švec, Peter
Janičkovič, Dušan
Rosales Rivera, Andrés
Cremaschi, Victoria Juliana
Resumen
In this paper, the phase transformations occurring during the crystallization process of FINEMETs in which Nb has been gradually replaced by Mo have been studied by a variety of techniques including DSC, DTA, TGA, XRD and TEM. The thermal stability of the alloy was deteriorated as a consequence of Mo’s smaller atomic size. The gradual replacement of Nb by Mo reduced the onset temperature of Fe–Si and of the borides. The Curie temperature of the amorphous phase slightly decreased from 594 K for x=0 to 587 K for x=3. The borides compounds Fe2B and Fe23B6 as well as the (Nb,Mo)5Si3 phase were found to precipitate in the second and third crystallization. Fil: Silveyra, Josefina María. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Tecnologías y Ciencias de la Ingeniería; Argentina; Argentina. Universidad de Buenos Aires. Facultad de Ingenieria. Departamento de Fisica. Laboratorio de Sólidos Amorfos; Argentina Fil: Illeková, Emília. Slovak Academy of Sciences; Eslovaquia Fil: Švec, Peter. Slovak Academy of Sciences; Eslovaquia Fil: Janičkovič, Dušan. Slovak Academy of Sciences; Eslovaquia Fil: Rosales Rivera, Andrés. Universidad Nacional de Colombia; Colombia Fil: Cremaschi, Victoria Juliana. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Tecnologías y Ciencias de la Ingeniería; Argentina; Argentina. Universidad de Buenos Aires. Facultad de Ingenieria. Departamento de Fisica. Laboratorio de Sólidos Amorfos; Argentina