Results 61 to 70 of about 752 (165)

Interface‐Engineered Graphene‐Coated Titanium Dioxide Nanoparticles for High‐Performance Grease Lubrication

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 3, 3 February 2026.
Graphene‐coated TiO2 core–shell nanoparticles are introduced as multifunctional additives for lithium grease, yielding an 85.7% reduction in wear rate, a 22% decrease in operating temperature, and improved film retention under mixed lubrication.
Ethan Stefan‐Henningsen   +1 more
wiley   +1 more source

Correlation between Nano-Mechanical and Macro-Tribological Properties of Tribofilms Derived from Organic Phosphoric Additives

open access: yesTribology Online, 2016
Correlation between nano-mechanical and macro-tribological properties of the tribofilm derived from phosphoric additives was investigated. Macro friction test was performed at steel/steel contact under lubrication with poly-alpha olefin (PAO) containing ...
Chisaki Hashimoto   +3 more
doaj   +1 more source

In Situ Synthesized Glycerol‐Releasing Nanocarriers Unlock Superlubricity in Oil‐Based Lubricants

open access: yesMacromolecular Materials and Engineering, Volume 311, Issue 2, February 2026.
This study presents an in situ synthesis of glycerol‐based nanocarriers in hydrophobic lubricant oils via inverse miniemulsion polymerization. Encapsulating glycerol within a glycerol‐based polyurethane shell resolves miscibility issues between glycerol and the hydrophobic base oil, yielding novel nanoadditives with tunable glycerol loading.
Sarah S. Lembke   +4 more
wiley   +1 more source

Eco‐Smart Ionic Liquids in the 21st Century: A Comprehensive Review on Molecular Innovation for Sustainable Environmental Solutions

open access: yesJournal of Engineering, Volume 2026, Issue 1, 2026.
Ionic liquids (ILs) have matured from laboratory curiosities to eco‐smart, molecularly tunable media underpinning sustainable chemical technologies. This review integrates a bibliometric mapping of the 2000–2025 literature with a critical synthesis of IL design principles, structure–property relationships, and application landscapes.
M. M. Nour   +3 more
wiley   +1 more source

Tribological behaviour of two kinds of typical hydrogel contact lenses in different lubricants

open access: yesBiosurface and Biotribology, 2019
Contact lenses have a special effect on the treatment of some eye diseases. The tribological behaviour of soft contact lenses considerably influences their clinical performance.
Dong Qin   +6 more
doaj   +1 more source

Characterization of Tribofilm from Sulfurized Mohwa Oil [PDF]

open access: yesISRN Mechanical Engineering, 2011
The reaction products of sulfurized Mohwa oil with iron powder in hydrocarbon medium at 150°C for 8 h were studied to investigate the type of lubricant films formed during their application as antiwear and extreme pressure additives. The main reaction product was isolated on the basis of its solubility in mixed solvent.
openaire   +1 more source

A Different Perspective on the Solid Lubrication Performance of Black Phosphorus: Friend or Foe?

open access: yesAdvanced Engineering Materials, Volume 27, Issue 23, December 2025.
Researchers investigate black phosphorus (BP) as a standalone solid lubricant coating through ball‐on‐disc linear‐reciprocating sliding experiments in dry conditions. Testing on different metals shows BP doesn't universally reduce friction and wear. However, it achieves 33% friction reduction on rougher iron surfaces and 23% wear reduction on aluminum.
Matteo Vezzelli   +5 more
wiley   +1 more source

State‐of‐the‐Art, Insights, and Perspectives for MOFs‐Nanocomposites and MOF‐Derived (Nano)Materials

open access: yesAdvanced Materials, Volume 37, Issue 52, December 29, 2025.
Different approaches to MOF‐NP composite formation, such as ship‐in‐a‐bottle, bottle‐around‐the‐ship and in situ one‐step synthesis, are used. Owing to synergistic effects, the advantageous features of the components of the composites are beneficially combined, and their individual drawbacks are mitigated.
Stefanos Mourdikoudis   +6 more
wiley   +1 more source

How the fluorographene replaced graphene as nanoadditive for improving tribological performances of GTL-8 based lubricant oil

open access: yesFriction, 2020
Fluorographene, a new alternative to graphene, it not only inherits the 2-dimensional (2D) layered structure and outstanding mechanical properties, but also possesses controllable C–F bonds.
Xiaojing Ci   +7 more
doaj   +1 more source

Characterization and Biolubricant Performance of Marinobacter alanticus Lipid Extract

open access: yesBiotechnology Journal, Volume 20, Issue 10, October 2025.
Graphical Abstract and Lay Summary M. atlanticus was cultivated, lipids were extracted, and materials characterization and tribology testing was performed to evaluate the bacterium as a biolubcricant source. ABSTRACT Renewable and sustainable materials to replace petroleum‐based lubricants are increasingly sought in tribology and energy applications ...
Eric O. McGhee   +6 more
wiley   +1 more source

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