WebMay 21, 2024 · Phononic origin of structural lubrication Yun Dong, Yongkang Wang, +8 authors Yunfei Chen Physics Friction 2024 Atomistic mechanisms of frictional energy dissipation have attracted significant attention. However, the dynamics of phonon excitation and dissipation remain elusive for many friction processes.… Expand 1 PDF WebApr 12, 2024 · Metavalent bonding has attracted immense interest owing to its capacity to impart a distinct property portfolio to materials for advanced functionality. Coupling metavalent bonding to lone pair expression can be an innovative way to propagate lattice anharmonicity from lone pair-induced local symmetry-breaking via the soft p-bonding …
Resonance in Atomic-Scale Sliding Friction. Semantic Scholar
Web2 days ago · The composition of synovial fluid, or joint lubricant, changes significantly in osteoarthritis: The concentration and molecular weight of hyaluronic acid tends to decrease and is commonly used to ... WebEmploying fast Fourier transform of instantaneous friction and interfacial phonon spectrum, phononic origin of friction between graphene layers, in which one layer suffering different … dewine impeachment poll
Friction Volume 11, issue 6 - Springer
WebUsing molecular dynamics (MD) simulations, we further disclose the phononic origin of structural lubrication, i.e., the drastic reduction of friction force as the contact angle between two commensurate surfaces changes. In commensurate contacting states, friction excites a large amount of phonons at the washboard frequency and many orders of ... WebJan 14, 2024 · Recently, atomic force microscopy (AFM) experiments and model simulations also suggest a similar vibration-induced friction reduction effect for nanoscale contact interfaces, although an additional external vibration … WebOct 19, 2016 · Phononic origin of structural lubrication Yun Dong; Yongkang Wang; Yunfei Chen; Friction (2024) dewine mandate today