Solid-that-Flows Picture of Glass-Forming Liquids

JC Dyre - The Journal of Physical Chemistry Letters, 2024 - ACS Publications
This perspective article reviews arguments that glass-forming liquids are different from those
of standard liquid-state theory, which typically have a viscosity in the mPa· s range and …

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 …

Research progress on the shear band of metallic glasses

H Zhou, L Shen, B Sun, W Wang - Journal of Alloys and Compounds, 2023 - Elsevier
Metallic glasses have received considerable attention in the fields of materials science and
condensed matter physics. The disordered structure of metallic glasses gives rise to unique …

Tensile properties and a modified s-Johnson-Cook model for constitutive relationship of AA7075 sheets at cryogenic temperatures

Y Wang, J Xing, Y Zhou, C Kong, H Yu - Journal of Alloys and Compounds, 2023 - Elsevier
This study investigated the cryogenic uniaxial tensile behaviors of AA7075 at various
deformation temperatures (77 K∼ 298 K) and strain rates (10–4 s–1∼ 10–2 s–1). And then …

Strain-driven Kovacs-like memory effect in glasses

Y Tong, L Song, Y Gao, L Fan, F Li, Y Yang… - Nature …, 2023 - nature.com
Studying complex relaxation behaviors is of critical importance for understanding the nature
of glasses. Here we report a Kovacs-like memory effect in glasses, manifested by non …

Continuous polyamorphic transition in high-entropy metallic glass

Y Cao, M Yang, Q Du, FK Chiang, Y Zhang… - Nature …, 2024 - nature.com
Polyamorphic transition (PT) is a compelling and pivotal physical phenomenon in the field of
glass and materials science. Understanding this transition is of scientific and technological …

Controlling the glassy state toward structural and mechanical enhancement: additive manufacturing of bulk metallic glass using advanced laser beam shaping …

S Hadibeik, H Ghasemi‐Tabasi, A Burn… - Advanced Functional …, 2024 - Wiley Online Library
Bulk metallic glasses (BMGs) offer exceptional physical/mechanical properties enabling
them to be highly desirable for a variety of applications. Laser powder bed fusion (LPBF) has …

Geological timescales' aging effects of lunar glasses

Z Chen, Y Zhao, X Chi, Y Yan, J Shen, M Zou… - Science …, 2023 - science.org
Physical aging is a long-lasting research hot spot in the glass community, yet its long-term
effects remain unclear because of the limited experimental time. In this study, we discover …

Mobility percolation as a source of Johari-Goldstein relaxation in glasses

L Gao, Y Sun, HB Yu - Physical Review B, 2023 - APS
The Johari-Goldstein secondary (β) relaxations are intrinsic features of supercooled liquids
and glasses, and they play a crucial role in several properties of glassy materials. However …

Preparation, structural characterization, and photoluminescence of Pb2+ ions doped telluro-borate glass–ceramics

HA Thabit, H Es-soufi, AK Ismail, A Bafaqeer… - Optical and Quantum …, 2024 - Springer
The melt-quenching method was used to synthesize the samples of the [(75− x) B2O3–
10TeO2–13SrO–2.0 ZnO–xPbO (x= 0.0, 5.0, 10, 15, 25, and 40 mol%)]. The peaks found in …