Results 11 to 20 of about 585 (216)

Triprotic Ammonium Oleate Ionic Liquid Crystal Lubricant for Copper-Copper Friction and Wear Reduction

open access: yesLubricants, 2022
The triprotic ammonium carboxylate ionic liquid crystal (2-hydroxyethyl)ammonium oleate (MO) has been studied as a neat lubricant and as a lubricant additive in two base oils, PAO6 and 100N.
María-Dolores Avilés   +4 more
doaj   +1 more source

Molecular modelling and design of lubricant additives and their molecular dynamic simulations studies of Diamond-Like-Carbon (DLC) and steel surface coating

open access: yesEgyptian Journal of Petroleum, 2019
Quantitative Structure–Properties Relationship (QSPR) analysis was carried out on 30 lubricant additives while molecular dynamics simulations study was also performed to determine the dynamic binding strength between the hydrogen-containing DLC (a-C: H ...
Usman Abdulfatai   +3 more
doaj   +1 more source

Investigation on the tribological performance of functionalized nanoscale silica as an amphiphilic lubricant additive

open access: yesJournal of Materials Research and Technology, 2021
In order to enhance tribological performance of both water-based and oil-based lubricant, the SiO2 nanoscale ionic liquid (NIL), an amphiphilic lubricant additive, was prepared by using a sulfuric acid terminated organo-silane as corona and polyether ...
Liang Hao   +6 more
doaj   +1 more source

Lubricant and Lubricant Additives

open access: yes, 2021
Lubricants have been used by humans for thousands of years in their simple machines such as wheel-axle bearings and sledges. Modern machines are much more complicated and are composed of many different machine elements which are in relative motion under varying loads, speeds and temperatures.
openaire   +2 more sources

Quantitative structure-properties relationship, molecular dynamic simulations and designs of some novel lubricant additives

open access: yesEgyptian Journal of Petroleum, 2019
Quantitative structure-properties relationship (QSPR) method was used to design some novel antioxidant lubricant additives, while molecular dynamics simulations were used to calculate their dynamic binding energies on steel and to hydrogen-containing DLC
Usman Abdulfatai   +3 more
doaj   +1 more source

Experimental Investigation of Tribological Properties of Two Fully Formulated Engine Oils with Additional Nanoscale Spherical Zirconia Particles

open access: yesLubricants, 2022
Decreasing harmful emissions of vehicle engines is becoming more and more challenging due to stricter standards. A possible solution is to improve the tribological attributes of lubricants, which can be achieved through the application of appropriate ...
Rajmund Kuti   +2 more
doaj   +1 more source

Performance of Zinc-Difattyalkyldithyocarbamate as Anti-Friction/Anti-Wear Lubricant Additives

open access: yesIndonesian Journal of Chemistry, 2014
Dithyocarbamate is an organosulphur compound that has long been known and widely applied in various fields, including in agriculture and industry. Several variants of synthesized vegetable oil-based Zinc-difattyalkyldithyocarbamate were tested its anti ...
Komar Sutriah   +3 more
doaj   +1 more source

Study on the Lubricating Characteristics of Graphene Lubricants

open access: yesLubricants, 2023
Graphene is considered a good lubricant additive. The lubricating properties of graphene lubricant at different concentrations and temperatures are studied via a four-ball friction and wear-testing machine.
Yi Dong   +4 more
doaj   +1 more source

An investigation on the tribological behaviors of steel/copper and steel/steel friction pairs via lubrication with a graphene additive

open access: yesFriction, 2020
In this study, the tribological behaviors of graphene as a lubricant additive for steel/copper and steel/steel friction pairs were compared. For the steel/copper friction pair, the graphene sheets remarkably decreased the coefficient of friction and wear
Junyuan Mao   +4 more
doaj   +1 more source

Graphene-Based Nanomaterials as Lubricant Additives: A Review

open access: yesLubricants, 2022
Reducing friction and wear by improving the tribological properties of liquid lubricants with additives is one of the most important research goals in tribology.
Qiulong Gao   +4 more
doaj   +1 more source

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