Atomic-level structure and structure–property relationship in metallic glasses

YQ Cheng, E Ma - Progress in materials science, 2011 - Elsevier
The structure of metallic glasses (MGs) has been a long-standing mystery. On the one hand,
MGs are amorphous materials with no long-range structural order; on the other hand …

The role of local structure in dynamical arrest

CP Royall, SR Williams - Physics Reports, 2015 - Elsevier
Amorphous solids, or glasses, are distinguished from crystalline solids by their lack of long-
range structural order. At the level of two-body structural correlations, glassformers show no …

Fast surface dynamics enabled cold joining of metallic glasses

J Ma, C Yang, X Liu, B Shang, Q He, F Li, T Wang… - Science …, 2019 - science.org
Design of bulk metallic glasses (BMGs) with excellent properties has been a long-sought
goal in materials science and engineering. The grand challenge has been scaling up the …

Correlation between the elastic modulus and the intrinsic plastic behavior of metallic glasses: The roles of atomic configuration and alloy composition

YQ Cheng, AJ Cao, E Ma - Acta Materialia, 2009 - Elsevier
Recent reports suggest that Poisson's ratio (ν), or the related ratio of shear modulus G to
bulk modulus B, indicates the potential of metallic glasses (MGs) to sustain plastic strain …

Revisiting the structure–property relationship of metallic glasses: Common spatial correlation revealed as a hidden rule

D Wei, J Yang, MQ Jiang, BC Wei, YJ Wang, LH Dai - Physical Review B, 2019 - APS
What determines the glass property remains one of the major unsolved problems in both
condensed matter physics and materials science. Despite extensive research attempting to …

Machine-learning integrated glassy defect from an intricate configurational-thermodynamic-dynamic space

ZY Yang, D Wei, A Zaccone, YJ Wang - Physical Review B, 2021 - APS
Optimizing materials' properties and functions by controlling defects in the crystalline phase
has been a cornerstone of materials science and condensed matter physics. However, this …

Transport properties and Stokes-Einstein relation in a computer-simulated glass-forming CuZr melt

XJ Han, HR Schober - Physical Review B—Condensed Matter and Materials …, 2011 - APS
Molecular dynamics simulation with a modified embedded atom potential was used to study
transport properties and the Stokes-Einstein relation of a glass-forming Cu 33. 3 Zr 66. 7 …

Machine learning atomic-scale stiffness in metallic glass

ZH Peng, ZY Yang, YJ Wang - Extreme Mechanics Letters, 2021 - Elsevier
Due to lack of either translational or rotational symmetries at atomic-scale, predicting
properties of amorphous materials from static structure is a challenging task. To circumvent …

Tensile properties of AlCrCoFeCuNi glassy alloys: A molecular dynamics simulation study

Y Afkham, M Bahramyan, RT Mousavian… - Materials Science and …, 2017 - Elsevier
High-entropy alloys (HEAs) are among multi-component alloys with attractive
microstructures and mechanical properties. In this study, molecular dynamics simulation was …

Microscopic origin of slow dynamics at the good glass forming composition range in Zr1− xCux metallic liquids

SG Hao, CZ Wang, MJ Kramer, KM Ho - Journal of Applied Physics, 2010 - pubs.aip.org
We have studied the structure and dynamics of a series of Zr 1− x Cu x metallic liquids at
temperatures of 1500 and 1300 K. We found that as the Cu composition increases, the Zr–Zr …