OOIR: Observatory of International Research

Papers

(The TQCC of Friction is 10. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-04-01 to 2025-04-01.)

Article	Citations
Influence of external magnetic field on the tribological performance of magnetic fluids in different lubrication regimes	161
Tribological performance enhanced of PTFE composites by ultra-thin amorphous carbon films: Synergistic mechanism of fillers and films	134
Tribological performance and lubrication mechanism of phosphate nanoflowers as oil-based additives	123
Mechanochemical control of graphene etching along zigzag and armchair edge directions	122
A new 3D plastoelastohydrodynamic lubrication model for rough surfaces	105
Bionic functional membranes for separation of oil-in-water emulsions	95
Mono-dispersed Ag nanoparticles decorated graphitic carbon nitride: An excellent lubricating additive as PPESK composite film	94
A strategy for contact fatigue life prediction of polymer gears via an experimental-simulated hybrid data-driven model	75
Ice friction: A brief review of the influencing factors and experimental methods	72
Liquid superlubricity of lubricants containing hydroxyl groups and their aqueous solution under rolling/sliding conditions	71
Critical advances in superlubricity: From current challenges to sustainable development beyond laboratory	71
Design and characterization of metallic glass/graphene multilayer with excellent nanowear properties	70
Multiscale analysis on the wear process of cemented carbide tools during titanium alloy machining	60
Drag reduction methods at solid-liquid interfaces	59
Experimental investigation on the anisotropy of friction property for dry and water-saturated rock	58
Surface deformation under overlapping impacts of solid particles	52
How ploughing and frictional melting regulate ice-skating friction	51
Electrostatic charging at the solid–liquid interface: Strategies for liquid flow sensing	50
Silicon-based tribovoltaic nanogenerators: Surface chemistry isotope effect on device performance and durability	47
Tribo-informatics empowered research on triboelectrification	47
Techniques for surface charge measurements and exploring contact electrification	45
Mutual promotion on the mechanical and tribological properties of the nacre-like self-lubricant film designed for demanding green tribological applications	42
Cr doping modification for tribological behavior of Cr/a-C multilayer coatings against PEEK under diverse operational conditions	40
Experimental study on deuterium-deuterium thermonuclear fusion with interface confinement	38
Stacking ensemble learning framework for predicting tribological properties and optimal additive ratios of amide-based greases	38

Inspired by spider silk to prepare biomimetic high-performance bovine serum albumin adhesive to strengthen the interfacial and tribological performance of fabric composites	38
Friction power loss in ball bearings: Correlation with bearing skidding and cage motion stability	38
Contact fatigue limit prediction method for heavy-duty gears considering hardness gradient characteristics	35
Gecko-inspired contact-sensible and self-adaptive soft gripping of curved flexible surfaces	35
Superlubricating electrical contact between graphite layers	35
Synthesis of nature inspired, phosphorylcholine moieties and poly(ethylene oxide) brushes containing copolymers which synergise steric repulsion and hydration lubrication for articular cartilage	34
Weighted physics-informed neural network (Weighted PINN) for obtaining elastic responses under Hertzian-like contact	34
Interface characteristics of textured composite solid lubricant coating to improve the tribological performance of TC4	33
Status and prospects of tribology in the Republic of Korea	33
Bioinspired self-adhesive coating for surface functionalization of medical devices with lubrication and antibacterial properties	31
Study on wear performance and mechanism of pantograph contact strip that contact with damaged contact wire under ambient humidity	31
A new mechanism for friction-induced vibration and noise	31
Effect of hydrated ions and wettability on ice friction	28
Tribological properties and tribomechanism of nickel nanoparticles in-situ synthesized in rapeseed oil	28
Photoinduced superlubricity on TiO2 surfaces	28
Molecular adsorbate effects on graphite-silica superlubricity: A ReaxFF investigation	28
Stochastic uncertain lubrication in gear transmission subjected to tribodynamic loading	27
Influence of aging treatment on mechanical properties and wear resistance of medium manganese steel reinforced with Ti(C,N) particles	27
Macro-superlubricity in sputtered MoS2-based films by decreasing edge pinning effect	27
Investigation on the oil transfer behaviors and the air-oil interfacial flow patterns in a ball bearing under different capillary conditions	26
Mitigation of tribocorrosion of metals in aqueous solutions by potential-enhanced adsorption of surfactants	26
How to improve superlubricity performance of diketone at steel interface: Effects of oxygen gas	26
Is laser surface texturing good or bad for rolling element bearings?	25
Experimental study on the feasibility of alternative materials for tilting pad thrust bearings operating in transition to mixed friction	25
Characterization of the tribologically relevant cover layers formed on copper in oxygen and oxygen-free conditions	24
Impact-sliding wear response of 2.25Cr1Mo steel tubes: Experimental and semi-analytical method	24
Is there more than one stickiness criterion?	24
Friction will be published monthly from 2022	24
Rigid—flexible hybrid surfaces for water-repelling and abrasion-resisting	24
Probing the intriguing frictional behavior of hydrogels during alternative sliding velocity cycles	24
Investigations for vibration and friction torque behaviors of thrust ball bearing with self-driven textured guiding surface	24
Fingerprint inspired advanced end-effector and its applications	23
A robust membrane with dual superlyophobicity for solving water-caused lubricant deterioration and water contamination	23
A preliminary experimental investigation on the biotribocorrosion of a metal-on-polyethylene hip prosthesis in a hip simulator	23
Adhesion at friction and wear	23
Novel concept of nano-additive design: PTFE@silica Janus nanoparticles for water lubrication	23
Preparation and wear properties of high-vanadium alloy composite layer	22
Comparison-embedded evidence-CNN model for fuzzy assessment of wear severity using multi-dimensional surface images	22
From ultra-low friction to superlubricity state of black phosphorus: Enabled by the critical oxidation and load	22
Origin and evolution of false brinelling and fretting corrosion under rolling conditions	22
New experimental methodology to evaluate lubrication properties of synovial fluid containing worn tissue particles in osteoarthritis patients	21
Tribological behavior of shape-specific microplate-enriched synovial fluids on a linear two-axis tribometer	21
Photo-induced grease/oil switched lubricant for friction regulation	20
Saffman–Taylor instability in eccentric cylinders at gaseous cavitation	20
Predicting the coefficient of friction in a sliding contact by applying machine learning to acoustic emission data	20
Scuffing failure analysis based on a multiphysics coupling model and experimental verification	20
A new method to solve the Reynolds equation including mass-conserving cavitation by physics informed neural networks (PINNs) with both soft and hard constraints	19
Simple and effective: Superlubricity behaviour of the G-quadruplex hydrogel with high selectivity for K+ ions based on the ocular environment	19
Friction between a single platelet and fibrinogen	19
Nano friction behaviour between magnetic materials and copper considering the inter-diffusion effect	19

A lubrication model for bubbly oil lubrication with interfacial effect and thermal effect using the theory of multiphase mixtures	19
A “bricks-and-mortar” structured graphene oxide/polyvinyl alcohol coating: enhanced water interfacial lubrication and durability	18
Fabrication of PMMA nanocomposite biomaterials reinforced by cellulose nanocrystals extracted from rice husk for dental applications	18
Testing and modelling of transient adhesion phenomena in rolling-sliding contacts	18
Underoil superhydrophilic flame-retardant 3D porous composite for efficient on-demand emulsion separation: Interface engineering design on sphagnum moss	18
Environmental limitations of PTFE for ultra-low friction composites and alternatives to using liquid lubricants	18
Editorial for the Special Issue on 10th Anniversary of Friction	18
Modeling static friction behavior of elastic–plastic spherical adhesive microcontact in full-stick condition	18
Blackening failure of poly-α-olefin impregnated porous polymide due to the splitting of lubrication oil catalyzed by iron	18
Gallium based liquid metal as a special lubricant: A review	17
Research progress of the interaction between blood vessels and intervention catheters and its surface modification	17
Interaction of Pluronic F-127 with serum proteins and its feasibility as a lubricant additive for CoCrMo/UHMWPE interface	17
Bioinspired surface functionalization of biodegradable mesoporous silica nanoparticles for enhanced lubrication and drug release	16
An improved equivalent viscosity model for the bubbly oil under high shear rate	16
A modified model of Lundberg-Palmgren rolling contact fatigue formula considering the effects of surface treatments	16
AI for tribology: Present and future	16
Bayesian inference-based wear prediction method for plain bearings under stationary mixed-friction conditions	16
Effects of groove-textured surfaces filled with Sn-Ag-Cu and MXene-Ti3C2 composite lubricants on tribological properties of CSS-42L bearing steel	16
Friction reactions induced by selective hydrogenation of textured surface under lubricant conditions	15
Tailored surface textures to increase friction—A review	15
Achieving near-infrared-light-mediated switchable friction regulation on MXene-based double network hydrogels	15
Influence of Monstera riedrichsthalii bionic textures on the tribological and vibration behavior of rolling bearings	15
A wear-resistant metastable CoCrNiCu high-entropy alloy with modulated surface and subsurface structures	15
Anisotropic tribology and electrification properties of sliding-mode triboelectric nanogenerator with groove textures	14
Nano-enhanced biolubricant in sustainable manufacturing: From processability to mechanisms	14
Tribological properties of oil-impregnated polyimide in double-contact friction under micro-oil lubrication conditions	14
Metal matrix nanocomposites in tribology: Manufacturing, performance, and mechanisms	14
Lubrication antagonism mechanism of nano-MoS2 and soot particles in ester base oil	14
Tribological performance and scuffing behaviors of several automobile piston rings mating with chrome-plated cylinder liner	14
An overview of functional biolubricants	13
Recent development in understanding the role of lipids in cartilage lubrication	13
Atomistic study of material removal behavior during ultrasonic vibration-assisted nanoscratching of single-crystal AlN	13
Modeling and analysis for material removal and surface roughness in fluid jet polishing of optical glass	13
Non-trivial role of surrounding gases in triboluminescence: A comprehensive review	13
Topographic variation and fluid flow characteristics in rough contact interface	13
Scratch-induced work hardening of an atomically flat bulk metallic glass by stress-driven structural ordering	13
Effects of graphite-based material size on mechanical and tribological performance of polyimides under drying sliding condition	13
Dynamic covalent chemistries of thermosetting polymer for recyclability and intelligent lubrication	12
Roughness induced variation as a new mechanism for hydrodynamic lubrication between parallel surfaces	12
Electrically promoted tribological changes at diamond-like carbon/steel interface under lubrication conditions	12
Friction behaviour of graphene edges within carbon surface	12
Understanding the friction laws of Amontons and Coulomb by evaluating the real contact area	12
Effect of boundary slips on thermal EHL in simple sliding finite line contact considering limiting shearing stress	12
Effect of superficial collagen fibre orientation of articular cartilage on its anisotropic tribological behaviour	12
Nature’s lubrication solutions	12
Carbon-based solid lubricants: An overview	12
Tribotronic components: A revolution transforming machine elements into cyber-physical systems	12
Numerical micro-texture optimization for lubricated contacts—A critical discussion	12
Wear mechanism of steel materials oxide form conversion at the friction interface conducted by lubricants containing varying hydrogen	12
Friction and wear of multiple steel wires in a wire rope	12
Contact mechanics and friction: Role of adhesion	12
Academic and industrial tribology research in India—Current status	12
Solvent-free carbon sphere nanofluids towards intelligent lubrication regulation	11
Investigation of electrostatically tunable adhesion and instability of flying head slider	11
Dynamic observation of the influence of different acceleration forms on the friction lining during the friction transmission process in the simulated coal mine environment	11
Smart polymer self-lubricating material: Optimal structure of porous polyimide with base oils for super-low friction and wear	11
Low friction of superslippery and superlubricity: A review	11
Ultralow wear in boundary lubrication: A tribological study of bi-alloyed steel under high normal loads and sliding speeds	11
MAP-inspired dual crosslinked PVP-phenol sprayable hydrogel coating for stable marine antifouling applications	11
Boundary film–liquid mixed lubrication of biomimetic lubricants on cartilage interfaces	11
Development of a machine learning-based surrogate model for friction prediction in textured journal bearings	11
A brief review of tribological properties for black phosphorus	11
Employing knowledge transfer in machine learning for wear assessment on synthetic and biological materials	11
Friction and wear characteristics of acidic phosphate ester boundary layers analyzed by near-edge X-ray absorption fine structure	11
Oil-soluble polymer brushes-functionalized nanoMOFs for highly efficient friction and wear reduction	11
Numerical study on butterfly wings around inclusion based on damage evolution and semi-analytical method	10
Characterization of ultrafine particles from hardfacing coated brake rotors	10
Mechanic model of water-based boundary lubricated contact based on surface force effects	10
Tribological behavior of lubricant-impregnated porous polyimide	10
Starved lubrication analysis of angular contact ball bearing based on a multi-degree-of-freedom tribo-dynamic model	10
Magnetron sputtering NbSe2 film as lubricant for space current-carrying sliding contact	10
Molecular design of recyclable thermosetting polyimide and its composite with excellent mechanical and tribological properties	10
Laser pattern-induced unidirectional lubricant flow for lubrication track replenishment	10
Decohesion of graphene from a uniaxially-stretched substrate: Failure analysis of a frictional adhesive interface	10
A combined experimental and analytical method to determine the EHL friction force distribution between rollers and outer raceway in a cylindrical roller bearing	10
Tribological properties of hierarchical micro-dimples produced on a cylindrical surface by dual-frequency texturing	10
Capillary electroosmosis properties of water lubricants with different electroosmotic additives under a steel-on-steel sliding interface	10
Mechanism and application of mechanical property improvements in engineering materials by pulsed magnetic treatment: A review	10
A review of recent advances in the effects of surface and interface properties on marine propellers	10