Time-dependent shear transformation zone in thin film metallic glasses revealed by nanoindentation creep
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2016.11.264
Abstract: Abstract The holding time effect on the mechanical property, creep behavior and shear transformation zone has been systematically investigated by performing a series of nanoindentation creep measurements on magnetron-sputtered La-Co-Al, Zr-Cu-Ni-Al, Ni-Nb and W-Ru-B thin… read more here.
Keywords: creep; transformation zone; shear transformation; time ... See more keywords
Indentation size effect in amorphous polymers based on shear transformation mediated plasticity
Sign Up to like & getrecommendations! Published in 2018 at "Polymer"
DOI: 10.1016/j.polymer.2018.01.006
Abstract: Abstract The existence of an indentation size effect (ISE) in the measured hardness in poly (methyl methacrylate) is investigated by performing nanoindentation experiments. The continuous stiffness measurement technique was employed to measure the hardness and… read more here.
Keywords: transformation mediated; shear transformation; indentation; size effect ... See more keywords
Shear transformation zone analysis of anelastic relaxation of a metallic glass reveals distinct properties of α and β relaxations.
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DOI: 10.1103/physreve.100.033001
Abstract: Metallic glasses with pronounced high-frequency β relaxation in their dynamic-mechanical response have been observed to exhibit large plasticity. Due to their disordered atomic structure, it is challenging to identify the microscopic mechanisms of their relaxation… read more here.
Keywords: metallic glass; shear transformation; anelastic relaxation; relaxation ... See more keywords
Shear Transformation Zone and Its Correlation with Fracture Characteristics for Fe-Based Amorphous Ribbons in Different Structural States
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DOI: 10.3390/met13040757
Abstract: Fe-based amorphous alloys often exhibit severe brittleness induced by annealing treatment, which increases the difficulties in handling and application in the industry. In this work, the shear transformation zone and its correlation with fracture characteristics… read more here.
Keywords: fracture; zone correlation; shear transformation; transformation zone ... See more keywords