Results 81 to 90 of about 6,710,712 (351)

Tribological properties of the QAL9-4 and 17-4PH textured friction pair with water lubrication

open access: yesAIP Advances, 2021
To study the lubrication and wear reduction characteristics of the QAL9-4 and 17-4pH textured friction pair during water lubrication, the dynamic pressure bearing and cavitation characteristics were analyzed using a computational fluid dynamics method ...
Tao He   +6 more
doaj   +1 more source

Evaporation of a thin film: diffusion of the vapour and Marangoni instabilities [PDF]

open access: yes, 2004
The stability of an evaporating thin liquid film on a solid substrate is investigated within lubrication theory. The heat flux due to evaporation induces thermal gradients; the generated Marangoni stresses are accounted for.
Amar, Martine Ben   +2 more
core   +3 more sources

Polymer Infiltration Into SURMOF Channels Enables Hydrophobic and Solid‐Like Slippery Functional Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
We report a polymer‐chain insertion strategy to fabricate pore‐threaded MOF thin films with precisely tuned surface chemistry and wettability. Grafting n‐alkane chains into the pillared layer Cu2(bdc)2(dabco) MOF thin film's vertical nanochannels enhances water stability, and induces hydrophobicity and lubricant‐free, solid‐like slippery behavior ...
Angana Borbora   +4 more
wiley   +1 more source

Elastic deformation during dynamic force measurements in viscous fluids

open access: yes, 2017
Understanding and harnessing the coupling between lubrication pressure and elasticity provides materials design strategies for applications such as adhesives, coatings, microsensors, and biomaterials.
Dhong, Charles   +3 more
core   +1 more source

Multi‐Responsive Dendrimer‐Hyaluronic Acid Hydrogel With Lubricating and Immunoregulatory Functions for Synergistic Osteoarthritis Therapy

open access: yesAdvanced Functional Materials, EarlyView.
A hydrogel with dynamic cross‐links was formed by cross‐linking hyaluronic acid with curcumin‐preloaded, phenylboronic acid‐modified poly(amidoamine) dendrimers. This hydrogel exhibited excellent injectability and self‐healing ability, enabling controlled Cur release in response to low pH, high reactive oxygen species (ROS) generation, or mechanical ...
Junjie Liu   +9 more
wiley   +1 more source

Bioprinting Organs—Science or Fiction?—A Review From Students to Students

open access: yesAdvanced Healthcare Materials, EarlyView.
Bioprinting artificial organs has the potential to revolutionize the medical field. This is a comprehensive review of the bioprinting workflow delving into the latest advancements in bioinks, materials and bioprinting techniques, exploring the critical stages of tissue maturation and functionality.
Nicoletta Murenu   +18 more
wiley   +1 more source

The Effect of Dissolved Water on the Tribological Properties of Polyalkylene Glycol and Polyolester Oils [PDF]

open access: yes, 1994
The effect of water dissolved in polyalkylene glycol and polyolester oils on the tribological behavior of two material contact pairs in three test environments is evaluated.
Cusano, C.   +2 more
core  

Ti6Al4V‐Bioglass‐Copper Composites for Load‐Bearing Implants

open access: yesAdvanced Healthcare Materials, EarlyView.
We have designed and manufactured a novel Ti64‐based composite by adding 45S5 bioglass (BG) and copper (Cu). Adding BG on titanium improves wear resistance and biocompatibility, whereas Cu addition improves mechanical strength while providing inherent lifelong bacterial resistance.
Lochan Upadhayay   +3 more
wiley   +1 more source

Friction and Wear Properties of PEEK Resin Filled with RB Ceramics Particles under Water Lubricated Condition

open access: yesTribology Online, 2016
The present study investigated friction and wear of polyetheretherketone (PEEK) resin filled with Rice Bran (RB) ceramics particles (PEEK/RBC composites) under water lubricated condition.
Takeshi Yamaguchi, Kazuo Hokkirigawa
doaj   +1 more source

Insigths into the tribochemistry of silicon-doped carbon based films by ab initio analysis of water/surface interactions

open access: yes, 2015
Diamond and diamond-like carbon (DLC) are used as coating materials for numerous applications, ranging from biomedicine to tribology. Recently, it has been shown that the hydrophilicity of the carbon films can be enhanced by silicon doping, which highly ...
Kajita, Seiji, Righi, M. C.
core   +1 more source

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