Effect of humidity on friction and wear—A critical review

Z Chen, X He, C Xiao, SH Kim - Lubricants, 2018 - mdpi.com
The friction and wear behavior of materials are not intrinsic properties, but extrinsic
properties; in other words, they can drastically vary depending on test and environmental …

Role of interfacial bonding in tribochemical wear

C Luo, Y Jiang, Y Liu, Y Wang, J Sun, L Qian… - Frontiers in …, 2022 - frontiersin.org
Tribochemical wear of contact materials is an important issue in science and engineering.
Understanding the mechanisms of tribochemical wear at an atomic scale is favorable to …

Friction-induced subsurface densification of glass at contact stress far below indentation damage threshold

H He, SH Hahn, J Yu, Q Qiao, ACT van Duin, SH Kim - Acta Materialia, 2020 - Elsevier
It is well known that the densification of oxide glass can occur at high contact pressure
(typically> 5 GPa) under normal indentation conditions. This study reports that when …

Hydrothermal reactions of soda lime silica glass–Revealing subsurface damage and alteration of mechanical properties and chemical structure of glass surfaces

J Luo, H Huynh, CG Pantano, SH Kim - Journal of Non-Crystalline Solids, 2016 - Elsevier
Hydrothermal treatment provides a unique way to reveal subsurface damage of soda lime
silica (SLS) float glass. During the hydrothermal treatment, the penetration of water, ion …

Probing hydrogen-bonding interactions of water molecules adsorbed on silica, sodium calcium silicate, and calcium aluminosilicate glasses

N Sheth, D Ngo, J Banerjee, Y Zhou… - The Journal of …, 2018 - ACS Publications
Vibrational sum frequency generation (SFG) spectroscopy was used to study how hydrogen
bonding interactions of physisorbed water layers vary with the glass composition and …

Molecular dynamics study of correlations between IR peak position and bond parameters of silica and silicate glasses: Effects of temperature and stress

J Luo, Y Zhou, ST Milner, CG Pantano… - Journal of the …, 2018 - Wiley Online Library
In the IR spectra of the silica and silicate glasses, the shifts of the maximum intensity position
of the νSi–O–Si, as band upon heating or applying mechanical stress could be attributed to …

Controlling the sign and magnitude of the nonlinear susceptibility of poled glasses at room temperature

I Reshetov, S Scherbak, G Kan, V Kaasik… - Journal of Materials …, 2023 - Springer
For the first time, we have demonstrated the control of the sign and magnitude of the second-
order optical nonlinearity (SON) of thermally poled soda-lime glasses with a DC voltage …

Factors governing wear of soda lime silicate glass: Insights from comparison between nano-and macro-scale wear

H He, SH Hahn, J Yu, L Qian, SH Kim - Tribology International, 2022 - Elsevier
Previous studies demonstrated the macroscale wear behavior of soda lime silicate (SLS)
glass in humid air was governed by the mechanochemical reactivity of sliding interfaces …

Atomistic understanding of surface wear process of sodium silicate glass in dry versus humid environments

SH Hahn, H Liu, SH Kim… - Journal of the American …, 2020 - Wiley Online Library
Understanding surface reactions of silicate glass under interfacial shear is critical as it can
provide physical insights needed for rational design of more durable glasses. Here, we …

[HTML][HTML] Effect of adsorbed water on mechanical and mechanochemical properties of silicate glasses

H He, J Yu - Journal of Non-Crystalline Solids: X, 2023 - Elsevier
During the manufacturing and in-service process, the water molecules from the humid or
liquid environments are ubiquitous on glass surface, which can alter the various surface …