Results 71 to 80 of about 750 (171)

Friction and Wear Properties of Tetrahedral Si-Containing Hydrogenated Diamond-Like Carbon Coating under Lubricated Condition with Engine-Oil Containing ZnDTP and MoDTC

open access: yesTribology Online, 2017
In this study, we investigated tribological properties of “tetrahedral” Si-containing hydrogenated DLC coating (TMS coating) during sliding against steel or cast-iron lubricated with engine-oil containing MoDTC and ZnDTP additives.
Kentaro Komori, Noritsugu Umehara
doaj   +1 more source

Wear and Friction of Greases Containing Organic and Inorganic Sulfur Carriers

open access: yesTribology Online, 2017
Lithium based grease formulations are the most common lubricants used in industry today. Sulfur containing additives play a key role in improving wear and friction performance of these greases.
Ami Shah, Sujay Bagi, Pranesh Aswath
doaj   +1 more source

Announcement - 2021 JAST Best Paper Award

open access: yesTribology Online, 2022
The Japanese Society of Tribologists is pleased to announce that the 2021 Best Paper Award of the Society was awarded to the following papers from Tribology Online. The Award was presented to the authors by Prof.
doaj   +1 more source

Materials characterisation part II: tip geometry of the Vickers indenter for microindentation tests [PDF]

open access: yes
This is the second of two papers by the authors associated with materials characterisation methods based on hardness testing. It is important to have knowledge of the tip geometry of the indenter employed in the hardness test as this affects the ...
B Poon   +23 more
core   +1 more source

3D tribo-nanoprinting using triboreactive materials [PDF]

open access: yes, 2019
Tribology: the science of friction, wear and lubrication has never been associated in a positive way with the ability to manufacture at the nanoscale. Triboreactivity, when the contact between two surfaces promotes a chemical reaction, has been harnessed
Dorgham, AK   +3 more
core   +1 more source

Polymer brush lubrication of the silicon nitride-steel contact: a colloidal force microscopy study [PDF]

open access: yes, 2017
A greener lubrication solution for the steel–silicon nitride hybrid contact is proposed. The utilisation of surface-initiated (SI) activators-regenerated-by-electron-transfer (ARGET) atom-transfer radical polymerisation (ATRP) is employed to produce an ...
Dennington, S   +5 more
core  

On the MISO Channel with Feedback: Can Infinitely Massive Antennas Achieve Infinite Capacity?

open access: yes, 2018
We consider communication over a multiple-input single-output (MISO) block fading channel in the presence of an independent noiseless feedback link. We assume that the transmitter and receiver have no prior knowledge of the channel state realizations ...
Chen, Jinyuan
core   +1 more source

Effect of Water Content on the Tribological Performance of DLC Films under Oil Lubrication [PDF]

open access: yesCailiao Baohu
Diamond-like carbon (DLC) films have been extensively applied in tribological protection of core components in engines.In order to investigate the effect of water content on the tribological properties of DLC films under engine operating conditions,a ...
MA Zhongzhe, GENG Zhongrong, WANG Fu, CHEN Lin
doaj   +1 more source

MoDTC friction modifier additive degradation: Correlation between tribological performance and chemical changes

open access: yesRSC Advances, 2015
To get a better understanding of how the MoDTC additive works at the molecular level, correlation between its chemical behaviour in a bulk oil during thermo-oxidative degradation and its ability to reduce friction has been investigated.
M. De Feo   +4 more
openaire   +1 more source

The effects of oil additives and mating materials to the friction, wear and seizure characteristics of a-C: H coating [PDF]

open access: yesJurnal Tribologi, 2018
In this study, friction and wear behaviour of amorphous hydrogenated carbon (a-C:H) DLC coating slide against SUJ2, TiC and TiN mating material disks in Base and ZnDTP+MoDTC oils boundary lubrication is comparatively investigated to determine the most ...
Mohd Taufik Bin Taib   +3 more
doaj  

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