Structure and properties of silica glass densified in cold compression and hot compression

M Guerette, MR Ackerson, J Thomas, F Yuan… - Scientific reports, 2015 - nature.com
Silica glass has been shown in numerous studies to possess significant capacity for
permanent densification under pressure at different temperatures to form high density …

Composition–structure–property relationships in alkali aluminosilicate glasses: A combined experimental–computational approach towards designing functional …

M Ren, JY Cheng, SP Jaccani, S Kapoor… - Journal of Non …, 2019 - Elsevier
A set of 12 glass compositions with distinct structural features have been designed over a
broad composition space in the per-alkaline region of the Na 2 O–Al 2 O 3–SiO 2 ternary …

Mixed alkaline earth effect in sodium aluminosilicate glasses

J Kjeldsen, MM Smedskjaer, JC Mauro… - Journal of Non …, 2013 - Elsevier
While the mixed alkali effect has received significant attention in the glass literature, the
mixed alkaline earth effect has not been thoroughly studied. Here, we investigate the latter …

New optimization scheme to obtain interaction potentials for oxide glasses

S Sundararaman, L Huang, S Ispas… - The Journal of Chemical …, 2018 - pubs.aip.org
We propose a new scheme to parameterize effective potentials that can be used to simulate
atomic systems such as oxide glasses. As input data for the optimization, we use the radial …

A unified moment tensor potential for silicon, oxygen, and silica

K Zongo, H Sun, C Ouellet-Plamondon… - npj Computational …, 2024 - nature.com
Si and its oxides have been extensively explored in theoretical research due to their
technological importance. Simultaneously describing interatomic interactions within both Si …

Structure of MgO/CaO sodium aluminosilicate glasses: Raman spectroscopy study

TK Bechgaard, G Scannell, L Huang… - Journal of Non …, 2017 - Elsevier
Understanding the composition dependence of the atomic structure of multicomponent
aluminosilicate glasses is a challenging problem. Aluminum has a crucial influence on the …

Composition and pressure effects on the structure, elastic properties and hardness of aluminoborosilicate glass

J Wu, TM Gross, L Huang, SP Jaccani… - Journal of Non …, 2020 - Elsevier
A series of calcium-aluminoborosilicate glasses with different ratios of B 2 O 3/SiO 2 have
been isostatically compressed at 1 and 2 GPa at temperatures above their glass transition …

Maxwell relaxation time for nonexponential α‐relaxation phenomena in glassy systems

K Doss, CJ Wilkinson, Y Yang, KH Lee… - Journal of the …, 2020 - Wiley Online Library
We examine the mean relaxation time predicted by the Maxwell relation for stress and
structural α‐relaxation phenomena. We express this relation using the Markov network …

Indentation deformation mechanism of isostatically compressed mixed alkali aluminosilicate glasses

KG Aakermann, K Januchta, JAL Pedersen… - Journal of Non …, 2015 - Elsevier
Oxide glasses can be permanently densified through application of high pressure at room or
elevated temperature. Such treatment allows for modification of macroscopic glass …

Mechanochemically responsive polymer enables shockwave visualization

PJ Centellas, KD Mehringer, AL Bowman… - Nature …, 2024 - nature.com
Understanding the physical and chemical response of materials to impulsive deformation is
crucial for applications ranging from soft robotic locomotion to space exploration to …