OOIR: Observatory of International Research

Papers

(The H4-Index of Lubricants is 33. 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 2021-09-01 to 2025-09-01.)

Article	Citations
Novel Water-Based Biolubricants Using Choline Ionic Liquids	151
Wear Prediction and Chaos Identification of Rigid Flexible Coupling Multi-Link Mechanisms with Clearance	127
Development of Hybrid Intelligent Models for Prediction Machining Performance Measure in End Milling of Ti6Al4V Alloy with PVD Coated Tool under Dry Cutting Conditions	116
Evaluation of the Role of Lubricant Additives in Emission Control	78
Simple Laser-Induced Hexagonal Boron Nitride Nanospheres for Enhanced Tribological Performance	73
Revisiting the Influence of Contact Length and Surrounding Medium on Metal Cutting Tribology	66
An Investigation of the Sequential Micro-Laser Drilling and Conventional Re-Drilling of Angled Holes in an Inconel 625 Ni-Based Alloy	63
Theoretical Investigations on Tribological Properties of Air Foil Thrust Bearings during Start-Up Process	56
Vibration Friction Investigation on the NCS of Joints of the CNC Machine Tools Considering Friction Factor	54
Hard-Anodized Aluminum Alloy: Wear Properties in Vegetable Oils	52
On the Salt Bath Cleaning Operations for Removal of Lubricants on the Surface of Titanium Alloy Aerospace Fasteners	50
Study on Distribution of Lubricating Oil Film in Contact Micro-Zone of Full Ceramic Ball Bearings and the Influence Mechanism on Service Performance	49
Static Friction in a Cable-Driven Transmission—Modeling and Identification of Load Effects	49
Performance Characteristics of Spur Gears Hobbed under MQL, Flood Lubrication, and Dry Environments	42
Topology Optimization of Textured Journal Bearings	41
Study on the Magnetic Contact Mechanical Properties of Polyurethane-Based Magnetorheological Elastomer Sealing Materials	41
Enhancement of Deep Drilling for Stainless Steels by Nano-Lubricant through Twist Drill Bits	41
Effect of Thermal Load Caused by Tread Braking on Crack Propagation in Railway Wheels on Long Downhill Ramps	39
Exact Model Order Reduction for the Full-System Finite Element Solution of Thermal Elastohydrodynamic Lubrication Problems	39
Mixed EHL Problems: An Efficient Solution to the Fluid–Solid Coupling Problem with Consideration of Elastic Deformation and Cavitation	39
Determination of the Preload of Bolts for Structural Health Monitoring of a Multi-Bolted Joint: FEM Approach	39
Mixed Friction in Fully Lubricated Elastohydrodynamic Contacts—Theory or Reality	39
Identification and Validation of Linear Friction Models Using ANOVA and Stepwise Regression	38
Pin-on-Plate vs. Pin-on-Disk Wear Tests: Theoretical and Numerical Observations on the Initial Transient Phase	38
Improving Wear Resistance of DLC-Coated Metal Components During Service: A Review	36

Vibration Analysis of the Double Row Planetary Gear System for an Electromechanical Energy Conversion System	35
Theoretical and Experimental Flow Characteristics of a Large-Scale Annular Channel in Terms of Deformation Gradient, Eccentricity, and Water Compressibility	35
Criteria for Evaluating the Tribological Effectiveness of 3D Roughness on Friction Surfaces	34
Research on Evaluation Indicator of Ice Rink and Curling Stone Motion for the 2022 Beijing Winter Olympic Games Based on Video Recognition Method	34
Analysis of Coefficient of Friction of Deep-Drawing-Quality Steel Sheets Using Multi-Layer Neural Networks	34
Numerical Simulations and Experimental Validation of Squeeze Film Dampers for Aircraft Jet Engines	34
Friction Properties of Alumina–Silicon Carbide–Silver–Graphene Nanoplatelet Self-Lubricating Composite Prepared by SPS Technique	33
Investigation of the Friction and Wear Behavior of Cr-Mo-V Steel with Different Surface Treatment Processes	33