Understanding the Links between the Composition-Processing-Properties in New Formulations of HEAs Sintered by SPS


Journal article


Paula Alvaredo-Olmos, J. Molina-Aldareguia, A. Vaz-Romero, E. Prieto, J. Gonzalez‐Julian, M. Monclús
2021

Semantic Scholar DOI
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APA   Click to copy
Alvaredo-Olmos, P., Molina-Aldareguia, J., Vaz-Romero, A., Prieto, E., Gonzalez‐Julian, J., & Monclús, M. (2021). Understanding the Links between the Composition-Processing-Properties in New Formulations of HEAs Sintered by SPS.


Chicago/Turabian   Click to copy
Alvaredo-Olmos, Paula, J. Molina-Aldareguia, A. Vaz-Romero, E. Prieto, J. Gonzalez‐Julian, and M. Monclús. “Understanding the Links between the Composition-Processing-Properties in New Formulations of HEAs Sintered by SPS” (2021).


MLA   Click to copy
Alvaredo-Olmos, Paula, et al. Understanding the Links between the Composition-Processing-Properties in New Formulations of HEAs Sintered by SPS. 2021.


BibTeX   Click to copy

@article{paula2021a,
  title = {Understanding the Links between the Composition-Processing-Properties in New Formulations of HEAs Sintered by SPS},
  year = {2021},
  author = {Alvaredo-Olmos, Paula and Molina-Aldareguia, J. and Vaz-Romero, A. and Prieto, E. and Gonzalez‐Julian, J. and Monclús, M.}
}

Abstract

This work presents two new compositions of high entropy alloys (HEAs) that were designed with the aim of obtaining a body-centered cubic (BCC) phase with high hardness values and a moderate density. Sintering was performed using Spark Plasma Sintering (SPS) with different heating rates to determine the influence of the processing parameters on the phase formation. The microstructural study revealed that the presence of Ni in the composition promoted phase separation, and the mechanical study confirmed a clear influence on the mechanical properties of both the composition and heating rate. The combination of microscopy with compression and nanoindentation tests at room and high temperature made it possible to advance our understanding of the relationships between the composition, processing, and properties of this emerging group of alloys.


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