Structural study of conventional and bulk metallic glasses during annealing
Tipus de documentArticle
Data publicació2007
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Abstract
Metallic glasses with conventional glass-forming ability (Al-Fe-Nd, Fe-Zr-B, Fe-B-Nb
compositions) and bulk metallic glasses (Ca-Mg-Cu compositions) were studied by synchrotron
X-ray diffraction during annealing throughout glass transition and crystallization temperatures.
The analysis of the first diffraction peak position during the annealing process allowed us to
follow the free volume change during relaxation and glass transition. The structure factor and
the radial distribution function of the glasses were obtained from the X-ray measurements. The structural changes occurred during annealing are analyzed and discussed.
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