Artículo
Synthesis and characterization of in situ-reinforced Al–AlN composites produced by mechanical alloying
Autor/es | Caballero, E.S.
Cintas Físico, Jesús Cuevas, F. G. Montes Martos, Juan Manuel Ternero Fernández, Fátima Reina, F.J.V. |
Departamento | Universidad de Sevilla. Departamento de Ingeniería y Ciencia de los Materiales y del Transporte |
Fecha de publicación | 2017 |
Fecha de depósito | 2024-01-15 |
Publicado en |
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Resumen | This research is focused on the production of aluminum matrix composites (AMCs) reinforced with various percentages of aluminum nitride (AlN). For this purpose, aluminum powder was milled at room temperature for a total ... This research is focused on the production of aluminum matrix composites (AMCs) reinforced with various percentages of aluminum nitride (AlN). For this purpose, aluminum powder was milled at room temperature for a total time of 5 hours. The percentage of reinforcement is varied by milling under different periods of vacuum followed by ammonia gas flow. X-ray diffraction analysis showed the benefits of using a combined milling atmosphere to form, after the heat treatment of the powder, a higher amount of AlN. Results showed that the period in vacuum determines the greater or lesser capacity to absorb nitrogen during the ammonia gas period. Even using shorter vacuum milling periods, the AlN formed after sintering can be increased. |
Agencias financiadoras | European Commission (EC). Fondo Europeo de Desarrollo Regional (FEDER) |
Identificador del proyecto | DPI2015-69550-C2-1-P |
Cita | Caballero, E.S., Cintas Físico, J., Cuevas, F.G., Montes Martos, J.M., Ternero Fernández, F. y Reina, F.J.V. (2017). Synthesis and characterization of in situ-reinforced Al–AlN composites produced by mechanical alloying. Journal of Alloys and Compounds, 728, 640-644. https://doi.org/10.1016/j.jallcom.2017.09.006. |
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