The effect of forced vibration coupling on amorphous alloy superplasticity

XC Tang, XH Yao - Journal of Non-Crystalline Solids, 2024 - Elsevier
Vibration is a common phenomenon in nature and industry. While it typically appears as
damaging resonance that must be eliminated, it can also manifest as a novel technique …

Effect of intermittent ultrasonic vibration-assisted compression on the mechanical properties of Zr-based amorphous alloys

Y Lingyun, X Shenpeng, L Yan - Frontiers in Materials, 2021 - frontiersin.org
Bulk amorphous alloys have some good mechanical properties due to their special atomic
arrangement and are now popular in the field of materials. Zr-based amorphous alloys have …

Shear punching of amorphous alloys under high-frequency vibrations

H Li, Y Yan, F Sun, K Li, F Luo, J Ma - Metals, 2019 - mdpi.com
Although amorphous alloys possess many excellent properties, their practical application is
limited due to the difficulty of plastic forming. In this work, an effective shear punching of …

Fast rejuvenation in bulk metallic glass induced by ultrasonic vibration precompression

Y Lou, X Liu, X Yang, Y Ge, D Zhao, H Wang… - Intermetallics, 2020 - Elsevier
Tuning energy state of metastable bulk metallic glasses (BMGs) is well known significant for
understanding their glass nature and controlling their performances. Using a newly …

Plasticity improvement of a bulk amorphous alloy based on its viscoelastic nature

CM Lee, KW Park, JC Lee - Scripta materialia, 2008 - Elsevier
This study examines the fundamental issue of whether an elastic shear stress imposed on
amorphous alloys causes structural changes during quasistatic loading. In order to deliver …

Revealing the mechanical responses and accommodation mechanisms of Cu-based amorphous composites under elastic preload and ultrasonic vibration treatment

J Yu, Y Lou, Z Wang, L Yang, G Huang, J Ma - Journal of Non-Crystalline …, 2024 - Elsevier
In this study, Cu-based amorphous composites are subjected to elastic preload and
ultrasonic vibration (pre-UP) treatment at room temperature, with preloads of 250 N, 500 N …

Yielding transition of amorphous solids in the presence of aspherical impurities

A Mutneja, BP Bhowmik, S Karmakar - arXiv preprint arXiv:2307.01002, 2023 - arxiv.org
Understanding the mechanical properties of amorphous solids has been a field of intense
research not only for the zoo of interesting phenomena one observes once these solids are …

Elastic interactions of plastic events in strained amorphous solids before yield

J Duan, YJ Wang, LH Dai, MQ Jiang - Physical Review Materials, 2023 - APS
It has been widely accepted that the plastic events of amorphous solids after mechanical
yield belong to a highly correlated avalanche state. However, whether the plastic events …

Improvement of the plasticity of bulk amorphous alloys via a low-angle shear-deforming process

CM Lee, SC Lee, SY Shin, NJ Kim, JC Lee - Materials Science and …, 2008 - Elsevier
This study examined the fundamental issue of whether an elastic shear stress imposed on
an amorphous alloy causes structural changes during the process of quasistatic loading. A …

Microstructural evolution of an elastostatically compressed amorphous alloy and its influence on the mechanical properties

SC Lee, CM Lee, JW Yang, JC Lee - Scripta Materialia, 2008 - Elsevier
This paper discusses whether or not permanent deformation occurs even at a stress level
below the yield strength. The application of an elastostatic stress causes deformation on an …