Achieving strength-ductility synergy in metallic glasses via electric current-enhanced structural fluctuations

H Ding, P Gong, W Chen, Z Peng, H Bu… - International Journal of …, 2023 - Elsevier
Structural applications of metallic glasses are limited by their room-temperature brittleness
and strain-softening, associated with the extreme localization of plastic flow in shear bands …

Creep deformation in metallic glasses: A global approach with strain as an indicator within transition state theory

LT Zhang, YJ Wang, M Nabahat, E Pineda… - International Journal of …, 2024 - Elsevier
Within the framework of transition state theory, the isothermal creep behavior of metallic
glasses is elucidated through a unique global approach, where the topological state is …

Connection between mechanical relaxation and equilibration kinetics in a high-entropy metallic glass

YJ Duan, M Nabahat, Y Tong, L Ortiz-Membrado… - Physical review …, 2024 - APS
The slow transition from an out-of-equilibrium glass towards a supercooled liquid is a
complex relaxation phenomenon. In this Letter, we study the correlation between …

Tribological properties assessment of metallic glasses through a genetic algorithm-optimized machine learning model

U Rahardja, A Sari, AH Alsalamy, S Askar… - Metals and Materials …, 2024 - Springer
In this work, a machine learning (ML) model, optimized by genetic algorithm, was
established to predict and characterize the tribological behavior of CuZr metallic glasses …

Tensile properties and microstructural evolution of 17–4 PH stainless steel fabricated by laser hybrid additive manufacturing technology

N Li, Q Wang, M Bermingham, W Niu, P Han… - International Journal of …, 2024 - Elsevier
Wire-based laser directed energy deposition (LDED) technology is an attractive and efficient
additive manufacturing technology, which shows great potential in the process of …

Deciphering non-elastic deformation in amorphous alloy: Simultaneous aging-induced ordering and rejuvenation-induced disordering

Q Hao, GJ Lyu, E Pineda, JM Pelletier, YJ Wang… - International Journal of …, 2024 - Elsevier
The mechanical and physical properties of amorphous alloys depend on their time,
temperature, and stress history. Due to their out-of-thermodynamic-equilibrium nature …

A model on the coupling between cyclic fatigue and microstructure evolution in a metallic glass

SY Liang, LT Zhang, YJ Wang, B Wang… - International Journal of …, 2024 - Elsevier
Establishing the intrinsic correlation between microstructural heterogeneity and mechanical
properties is a challenging issue of metallic glasses. The ratchet behavior was examined in …

Mechanical memory and relaxation decoupling of metallic glasses in homogenous flow

LT Zhang, YJ Wang, Y Yang, T Wada, H Kato… - International Journal of …, 2024 - Elsevier
Due to the structural information submerged into the meta-stable disordered long-range
structure, quantitative prediction of the time-dependent deformation of metallic glasses …

In-situ construction and repair of high catalytic activity interface on corrosion-resistant high-entropy amorphous alloy electrode for hydrogen production in high …

Y Li, J Tang, H Zhang, Y Wang, B Lin, J Qiao… - Chemical Engineering …, 2023 - Elsevier
Producing high-purity hydrogen from water electrolysis using intermittent renewable
electricity is fascinating and challenging. Noble metal-based high-entropy alloy with near …

High entropy metallic glasses, what does it mean?

GV Afonin, JC Qiao, AS Makarov… - Applied Physics …, 2024 - pubs.aip.org
We performed calorimetric measurements on 30 bulk metallic glasses, each differing in their
mixing entropies Δ S mix⁠. On this basis, the excess entropies Δ S and excess enthalpies Δ …