Results 11 to 20 of about 424,793 (298)

Frictional behavior of talc‐calcite mixtures [PDF]

open access: yesJournal of Geophysical Research: Solid Earth, 2015
AbstractFaults involving phyllosilicates appear weak when compared to the laboratory‐derived strength of most crustal rocks. Among phyllosilicates, talc, with very low friction, is one of the weakest minerals involved in various tectonic settings. As the presence of talc has been recently documented in carbonate faults, we performed laboratory friction
GIORGETTI, CAROLINA   +2 more
openaire   +2 more sources

Research on the Vibration Behavior of Ring–Block Friction Pair Made of Materials of Water-Lubricated Rubber Bearing under Special Operating Conditions

open access: yesApplied Sciences, 2023
A water-lubricated rubber bearing (WLRB) is prone to generate frictional vibration noise under special operating conditions, which seriously affects the acoustic stealth performance of warships and threatens their navigation safety.
Zijian Zhang   +4 more
doaj   +1 more source

Multiscaling behavior of atomic-scale friction [PDF]

open access: yesPhysical Review E, 2017
The scaling behavior of friction between rough surfaces is a well-known phenomenon. It might be asked whether such a scaling feature also exists for friction at an atomic scale despite the absence of roughness on atomically flat surfaces. Indeed, other types of fluctuations, e.g., thermal and instrumental fluctuations, become appreciable at this length
Jannesar, M.   +7 more
openaire   +4 more sources

Negative area-dependent nanoscale friction of annular graphene sheets

open access: yesAIP Advances, 2022
The influence mechanisms of the contact area on the sliding friction behavior are still not entirely clear, and determining the intrinsic correlation between friction and the contact area at the nanoscale remains a challenge.
Hongwei Zhang   +4 more
doaj   +1 more source

Investigation of Programmable Friction with Ionic Liquid Mixtures at the Nano- and Macroscales

open access: yesLubricants, 2023
Non-mechanical stimuli are used to directly control or program the friction properties of tribosystems. For this purpose, an ionic liquid is used as a lubricant that affects and controls the friction in the presence of external triggers.
Felix Joachim Gatti   +10 more
doaj   +1 more source

Experimental study on nonlinear friction behavior of granular flow lubrication

open access: yesResults in Physics, 2022
Solid granules have good lubrication performance and load-bearing capacity, which has been concerned by researchers. However, the correlation mechanism between lubrication performance and granular medium dynamics is hardly focused on.
Fanjing Meng   +4 more
doaj   +1 more source

Static Friction in a Cable-Driven Transmission—Modeling and Identification of Load Effects

open access: yesLubricants, 2022
Although many friction models have been developed by various researchers over the years, a general model does not exist yet. In this article, we present the work that was developed to identify and propose an empirical model that represents the behavior ...
Giovanni Torres-Charry   +1 more
doaj   +1 more source

The Contribution of Electrochemistry for a Better Understanding of the Degradation by Tribocorrosion of Metallic Implant Materials [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
In this paper there are presented some results obtained by open circuit potential and electrochemical impedance spectroscopy measurements from studies performed on the behavior of tribocorrosion on metallic implant biomaterials as: 304L stainless steel ...
L. Benea
doaj   +1 more source

Accurate and efficient splitting methods for dissipative particle dynamics [PDF]

open access: yes, 2021
We study numerical methods for dissipative particle dynamics (DPD), which is a system of stochastic differential equations and a popular stochastic momentum-conserving thermostat for simulating complex hydrodynamic behavior at mesoscales.
Shang, Xiaocheng
core   +4 more sources

Tribological behavior of shape memory cyanate ester materials and their tunable friction mechanism

open access: yesFriction, 2023
High-performance polymer friction materials with tunable tribological behavior to fit varied work conditions remain a challenge of widespread interest for a variety of applications.
Zhangzhang Tang   +8 more
doaj   +1 more source

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