Intrinsic Correlation between the Fraction of Liquidlike Zones and the Relaxation in High-Entropy Metallic Glasses

YJ Duan, LT Zhang, JC Qiao, YJ Wang, Y Yang… - Physical review …, 2022 - APS
Lacking the structural information of crystalline solids, the origin of the relaxation dynamics
of metallic glasses is unclear. Here, we report the evolution of stress relaxation of high …

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 …

[HTML][HTML] Decoupling between calorimetric and dynamical glass transitions in high-entropy metallic glasses

J Jiang, Z Lu, J Shen, T Wada, H Kato… - Nature …, 2021 - nature.com
Glass transition is one of the unresolved critical issues in solid-state physics and materials
science, during which a viscous liquid is frozen into a solid or structurally arrested state. On …

[HTML][HTML] Distinct relaxation mechanism at room temperature in metallic glass

YT Sun, R Zhao, DW Ding, YH Liu, HY Bai… - Nature …, 2023 - nature.com
How glasses relax at room temperature is still a great challenge for both experimental and
simulation studies due to the extremely long relaxation time-scale. Here, by employing a …

[HTML][HTML] High-entropy induced a glass-to-glass transition in a metallic glass

H Luan, X Zhang, H Ding, F Zhang, JH Luan… - Nature …, 2022 - nature.com
Glass-to-glass transitions are useful for us to understand the glass nature, but it remains
difficult to tune the metallic glass into significantly different glass states. Here, we have …

Universal secondary relaxation and unusual brittle-to-ductile transition in metallic glasses

Q Wang, JJ Liu, YF Ye, TT Liu, S Wang, CT Liu, J Lu… - Materials Today, 2017 - Elsevier
It has long been recognized that the relaxation spectrum of glassy solids is intrinsically
connected to their disordered structural features and deformation behaviors. However, such …

Transition from stress-driven to thermally activated stress relaxation in metallic glasses

JC Qiao, YJ Wang, LZ Zhao, LH Dai, D Crespo… - Physical Review B, 2016 - APS
The short-range ordered but long-range disordered structure of metallic glasses yields
strong structural and dynamic heterogeneities. Stress relaxation is a technique to trace the …

Linking macroscopic rejuvenation to nano-elastic fluctuations in a metallic glass

P Ross, S Küchemann, PM Derlet, HB Yu, W Arnold… - Acta Materialia, 2017 - Elsevier
Metallic glasses are structurally heterogeneous below a certain length scale. Here we
demonstrate how elastic heterogeneities change in response to a macroscopic cyclic, but …

Relaxation decoupling in metallic glasses at low temperatures

P Luo, P Wen, HY Bai, B Ruta, WH Wang - Physical review letters, 2017 - APS
Upon cooling, glass-forming liquids experience a dynamic decoupling in the fast β and slow
α process, which has greatly influenced glass physics. By exploring an extremely wide …

Dynamic mechanical relaxation behavior of Zr35Hf17. 5Ti5. 5Al12. 5Co7. 5Ni12Cu10 high entropy bulk metallic glass

LT Zhang, YJ Duan, T Wada, H Kato… - Journal of Materials …, 2021 - Elsevier
Non-equiatomic high entropy bulk metallic glasses were reported recently and show unique
mechanical and physical properties. Dynamic mechanical relaxation behavior of Zr 35 Hf …