Dynamic relaxations and relaxation-property relationships in metallic glasses

WH Wang - Progress in Materials Science, 2019 - Elsevier
Dynamic relaxation is an intrinsic and universal feature of glasses and enables fluctuation
and dissipation to occur, which induces plentiful behaviour, maintains equilibrium, and …

[HTML][HTML] Liquid–liquid transition and polyamorphism

H Tanaka - The Journal of Chemical Physics, 2020 - pubs.aip.org
Two or more liquid states may exist even for single-component substances, which is known
as liquid polymorphism, and the transition between them is called liquid–liquid transition …

Intrinsic correlation between β-relaxation and spatial heterogeneity in a metallic glass

F Zhu, HK Nguyen, SX Song, DPB Aji, A Hirata… - Nature …, 2016 - nature.com
Abstract β-relaxation has long been attributed to localized motion of constituent molecules or
atoms confined to isolated regions in glasses. However, direct experimental evidence to …

Hidden amorphous phase and reentrant supercooled liquid in Pd-Ni-P metallic glasses

S Lan, Y Ren, XY Wei, B Wang, EP Gilbert… - Nature …, 2017 - nature.com
An anomaly in differential scanning calorimetry has been reported in a number of metallic
glass materials in which a broad exothermal peak was observed between the glass and …

Kinetics, thermodynamics, and structure of bulk metallic glass forming liquids

R Busch, I Gallino - Jom, 2017 - Springer
Bulk metallic glass forming melts are viscous liquids compared with pure metals and
conventional alloys. They show intermediate kinetic fragility and low thermodynamic driving …

Fast dynamics in a model metallic glass-forming material

H Zhang, X Wang, HB Yu, JF Douglas - The Journal of Chemical …, 2021 - pubs.aip.org
We investigate the fast β-and Johari–Goldstein (JG) β-relaxation processes, along with the
elastic scattering response of glass-forming (GF) liquids and the boson peak, in a simulated …

Hierarchical aging pathways and reversible fragile-to-strong transition upon annealing of a metallic glass former

I Gallino, D Cangialosi, Z Evenson, L Schmitt… - Acta Materialia, 2018 - Elsevier
The change of physical properties during aging and the associated microscopic dynamics of
the Au 49 Cu 26.9 Si 16.3 Ag 5.5 Pd 2.3 bulk metallic glass are investigated using a broad …

Atomic and electronic basis for the serrations of refractory high-entropy alloys

WY Wang, SL Shang, Y Wang, F Han… - npj Computational …, 2017 - nature.com
Refractory high-entropy alloys present attractive mechanical properties, ie, high yield
strength and fracture toughness, making them potential candidates for structural …

The connection between the fragile-to-strong transition and the liquid-liquid transition in a binary alloy system

X Zhai, X Li, Z Wang, L Hu, K Song, Z Tian, Y Yue - Acta Materialia, 2022 - Elsevier
Although the liquid-liquid transition (LLT) and the fragile-to-strong (FS) transition occur in
many of glass-forming liquids, the fundamental question about whether and how the two …

Metallic glacial glass formation by a first-order liquid–liquid transition

J Shen, Z Lu, JQ Wang, S Lan, F Zhang… - The Journal of …, 2020 - ACS Publications
The glacial phase, with an apparently glassy structure, can be formed by a first-order
transition in some molecular-glass-forming supercooled liquids. Here we report the …