Articles with "friction" as a keyword



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Effects of a shallow flood shoal and friction on hydrodynamics of a multiple‐inlet system

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016jc012502

Abstract: Prior studies have shown that frictional changes owing to evolving geometry of an inlet in a multiple inlet-bay system can affect tidally driven circulation. Here, a step between a relatively deep inlet and a shallow… read more here.

Keywords: inlet; inlet system; friction; hydrodynamics ... See more keywords
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Inferring Fault Frictional and Reservoir Hydraulic Properties From Injection-Induced Seismicity

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Published in 2018 at "Geophysical Research Letters"

DOI: 10.1002/2017gl075925

Abstract: Characterizing the rheological properties of faults and the evolution of fault friction during seismic slip are fundamental problems in geology and seismology. Recent increases in the frequency of induced earthquakes have intensified the need for… read more here.

Keywords: fault; slip; friction; induced seismicity ... See more keywords
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Experimental evidence for dynamic friction on rock fractures from frequency‐dependent nonlinear hysteresis and harmonic generation

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017jb014219

Abstract: Frictional properties affect the propagation of high amplitude seismic waves across rock fractures and faults. Laboratory evidence suggests that these properties can be measured in active seismic surveys, potentially offering a route to characterizing friction… read more here.

Keywords: rock fractures; harmonic generation; friction; dynamic friction ... See more keywords
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Nonmonotonicity of the Frictional Bimaterial Effect

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2017jb014665

Abstract: Sliding along frictional interfaces separating dissimilar elastic materials is qualitatively different from sliding along interfaces separating identical materials due to the existence of an elastodynamic coupling between interfacial slip and normal stress perturbations in the… read more here.

Keywords: contrast; nonmonotonicity frictional; friction; function bimaterial ... See more keywords
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MoS2‐Functionalized Graphene Composites—Potential Replacement for Lubricant Friction Modifier and Anti‐Wear Additives

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Published in 2021 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202100030

Abstract: AGOC(n)/MoS2 composites are synthesized by a facile and effective hydrothermal method. Different mass ratios of AGOC(n) to MoS2 are prepared for producing AGOC(n)/MoS2 composites and their tribological properties at different weight percentages in Group III… read more here.

Keywords: functionalized graphene; friction; ago mos2; mos2 functionalized ... See more keywords
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Superlubricity between MoS2 Monolayers.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201701474

Abstract: The ultralow friction between atomic layers of hexagonal MoS2 , an important solid lubricant and additive of lubricating oil, is thought to be responsible for its excellent lubricating performances. However, the quantitative frictional properties between… read more here.

Keywords: frictional properties; mos2 monolayers; friction; atomic layers ... See more keywords
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Curvature-Controlled Wrinkling Surfaces for Friction.

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Published in 2019 at "Advanced materials"

DOI: 10.1002/adma.201900933

Abstract: Topographical patterns endow material surfaces with unique and intriguing physical and chemical properties. Spontaneously formed wrinkling has been harnessed to generate surface topography for various functionalities. Despite promising applications in biomedical devices and robot engineering,… read more here.

Keywords: surfaces friction; controlled wrinkling; friction; wrinkled surfaces ... See more keywords
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Measuring Piezoelectric Output-Fact or Friction?

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Published in 2020 at "Advanced materials"

DOI: 10.1002/adma.202002979

Abstract: Piezoelectric polymers are emerging as exceptionally promising materials for energy harvesting. While the theoretical figures of merit for piezoelectric polymers are comparable to ceramics, the measurement techniques need to be retrofitted to account for the… read more here.

Keywords: measuring piezoelectric; friction; piezoelectric output; fact friction ... See more keywords
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The transition from Elasto‐Hydrodynamic to Mixed Regimes in Lubricated Friction of Soft Solid Surfaces

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Published in 2023 at "Advanced Materials"

DOI: 10.1002/adma.202211044

Abstract: Lubricated contacts in soft materials are common in various engineering and natural settings, such as tires, haptic applications, contact lenses, and the fabrication of soft electronic devices. Two major regimes are elasto‐hydrodynamic lubrication (EHL), in… read more here.

Keywords: transition elasto; solid surfaces; contact; friction ... See more keywords
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Ultralow Friction and Wear of Polymer Composites under Extreme Unlubricated Sliding Conditions

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Published in 2017 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.201601171

Abstract: Dependence of the tribological behaviors of polyimide- and polyetheretherketone-based composites on pv (pressure × speed) factors is investigated in air ambience. It is demonstrated that the hybrid composites filled with nanosilica/carbon fibers/graphite exhibit ultralow friction… read more here.

Keywords: wear polymer; friction; ultralow friction; composites extreme ... See more keywords
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How Tribo‐Oxidation Alters the Tribological Properties of Copper and Its Oxides

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Published in 2020 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202001673

Abstract: DOI: 10.1002/admi.202001673 with a temperature increase in the contact, resulting in oxide formation.[13,14] Normal and shear stresses are capable to accelerate the rates of chemical reactions and sometimes even their path and with that influence… read more here.

Keywords: tribo oxidation; tribological properties; oxidation; friction ... See more keywords