A review of advances in tribology in 2020–2021

Y Meng, J Xu, L Ma, Z Jin, B Prakash, T Ma, W Wang - Friction, 2022 - Springer
Abstract Around 1,000 peer-reviewed papers were selected from 3,450 articles published
during 2020–2021, and reviewed as the representative advances in tribology research …

How polytetrafluoroethylene lubricates iron: An atomistic view by reactive molecular dynamics

Q Xu, J Zhang, X Li, DM Van Duin, Y Hu… - … Applied Materials & …, 2022 - ACS Publications
The tribochemistry and transfer film formation at the metal/polymer interface plays an
essential role in surface protection, wear reduction, and lubrication. Although the topic has …

Unraveling Tribochemistry and Self-Lubrication Mechanism of Polytetrafluoroethylene by Reactive Coarse-Grained Molecular Dynamics Simulations

Q Xu, X Tang, J Zhang, Y Hu, T Ma - ACS Applied Materials & …, 2023 - ACS Publications
Lubrication of polymeric materials generally involves processes of atomic-scale chemical
bond forming/breaking at the interface and mesoscale chain reorientation, disentanglement …

Significant enhancement of tribological properties of microcapsule/epoxy composites in the presence of high loads by incorporating PTFE

Y Ren, K Gao, S Ying, Y Zhao, L Zhang, D Guo, G Xie - Wear, 2023 - Elsevier
Although microcapsules can remarkably diminish the friction coefficient and wear rate of the
composites, most of the superior tribological properties are achieved under small contact …

matscipy: materials science at the atomic scale with Python

P Grigorev, L Frérot, F Birks, A Gola… - Journal of Open …, 2024 - wrap.warwick.ac.uk
Behaviour of materials is governed by physical phenomena that occur at an extreme range
of length and time scales. Computational modelling requires multiscale approaches …

[HTML][HTML] Prediction of bleeding behavior and film thickness evolution in grease lubricated rolling contacts

S Zhang, B Klinghart, G Jacobs, S von Goeldel… - Tribology …, 2024 - Elsevier
While a rolling element bearing is operating, the lubricating film is desired to maintain a
sufficient thickness to avoid asperity contact between surfaces. When using grease as …

Molecular Dynamics Simulation on Polymer Tribology: A Review

T Yin, G Wang, Z Guo, Y Pan, J Song, Q Ding, G Zhao - Lubricants, 2024 - mdpi.com
A profound comprehension of friction and wear mechanisms is essential for the design and
development of high-performance polymeric materials for tribological application. However …

An All-Atom Force Field for Dry and Water-Lubricated Carbon Tribological Interfaces

T Reichenbach, S Sylla, L Mayrhofer… - The Journal of …, 2024 - ACS Publications
We present a nonreactive force field for molecular dynamics simulations of interfaces
between amorphous carbon surfaces and their interaction with water. The force field is …

Why Teflon is so slippery while other polymers are not

H Terwisscha-Dekker, T Hogenelst, R Bliem, B Weber… - Physical Review E, 2023 - APS
Polytetrafluoroethylene [PTFE (Teflon)] is a uniquely slippery polymer, with a coefficient of
friction that is an order of magnitude lower than that of other polymers. Though known as …

The friction and wear performance of polytetrafluoroethylene coating reinforced with modified graphene

SB Liu, H Gong, Y Qian, JB Zhao, H Ye… - Materials Today …, 2022 - Elsevier
In order to improve the lubrication performance of polytetrafluoroethylene (PTFE) coating.
Modified graphene (RGO) was prepared by Hummers method and ion modification method …