The effects of Ni or Nb additions on the relaxation behavior of Zr55Cu35Al10 metallic glass

QH Pham, S Chupradit, G Widjaja, MS Alhassan… - Materials Today …, 2021 - Elsevier
Many questions raised in the field of metallic glasses (MGs) are inherently attributed to β
relaxation. Therefore, this study investigated the behavior of β relaxation in the Zr 55 Cu 35 …

Achieving structural rejuvenation in metallic glass by modulating β relaxation intensity via easy-to-operate mechanical cycling

LT Zhang, YJ Wang, E Pineda, Y Yang… - International Journal of …, 2022 - Elsevier
Structural rejuvenation is an effective measure to optimize the mechanical properties of
metallic glasses (MGs). Sophisticated solutions to rejuvenation include thermal cycling, laser …

Quenched-in liquid in glass

Q Wang, YH Shang, Y Yang - Materials Futures, 2023 - iopscience.iop.org
Glasses have long been considered as frozen liquids because of the similarity between their
static amorphous structures. While the modern theories about glass transition suggest that …

Universal origin of glassy relaxation as recognized by configuration pattern matching

HB Yu, L Gao, JQ Gao, K Samwer - National Science Review, 2024 - academic.oup.com
Relaxation processes are crucial for understanding the structural rearrangements of liquids
and amorphous materials. However, the overarching principle that governs these processes …

[HTML][HTML] From elastic excitations to macroscopic plasticity in metallic glasses

D Şopu, X Yuan, F Moitzi, F Spieckermann, X Bian… - Applied materials …, 2021 - Elsevier
Shear transformation zone (STZ) remains the fundamental unit to explain plastic flow in
metallic glasses (MGs). Although STZs have been known and characterized for decades …

Ripples in the bottom of the potential energy landscape of metallic glass

L Zella, J Moon, T Egami - Nature Communications, 2024 - nature.com
In the absence of periodicity, the structure of glass is ill-defined, and a large number of
structural states are found at similar energy levels. However, little is known about how these …

Manipulation of relaxation processes in a metallic glass through cryogenic treatment

NZ Zhang, XL Bian, C Ren, C Geng, YK Mu… - Journal of Alloys and …, 2022 - Elsevier
The relaxation spectrum of glassy solids has long been considered to probe their structural
features and deformation mechanisms. Here, by systematically investigating the structural …

[HTML][HTML] Liquid-like clusters in glassy solids as a unique state of matter: Dissipative but non-diffusive

HB Yu, Q Wang - Next Materials, 2024 - Elsevier
The field of glassy studies has long speculated about the existence of liquid-like regions
within solid amorphous states. However, limited evidence from indirect investigations has …

[HTML][HTML] Large tensile plasticity induced by pronounced β-relaxation in Fe-based metallic glass via cryogenic thermal cycling

S Di, H Ke, Q Wang, J Zhou, Y Zhao, B Shen - Materials & Design, 2022 - Elsevier
The effects of cryogenic thermal cycling (CTC) treatment on tensile plasticity and structure
change of [(Fe 0.5 Co 0.5) 0.75 B 0.2 Si 0.05] 96 Nb 4 metallic glass (MG) ribbons were …

Transient nature of fast relaxation in metallic glass

L Zella, J Moon, D Keffer, T Egami - Acta Materialia, 2022 - Elsevier
Metallic glasses exhibit fast mechanical relaxations at temperatures well below the glass
transition, one of which shows little variation with temperature known as nearly constant loss …