OOIR: Observatory of International Research

Papers

(The H4-Index of Lubricants is 32. 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 2021-08-01 to 2025-08-01.)

Article	Citations
Novel Water-Based Biolubricants Using Choline Ionic Liquids	145
Wear Prediction and Chaos Identification of Rigid Flexible Coupling Multi-Link Mechanisms with Clearance	119
Development of Hybrid Intelligent Models for Prediction Machining Performance Measure in End Milling of Ti6Al4V Alloy with PVD Coated Tool under Dry Cutting Conditions	111
Evaluation of the Role of Lubricant Additives in Emission Control	76
Simple Laser-Induced Hexagonal Boron Nitride Nanospheres for Enhanced Tribological Performance	72
Revisiting the Influence of Contact Length and Surrounding Medium on Metal Cutting Tribology	61
An Investigation of the Sequential Micro-Laser Drilling and Conventional Re-Drilling of Angled Holes in an Inconel 625 Ni-Based Alloy	60
Criteria for Evaluating the Tribological Effectiveness of 3D Roughness on Friction Surfaces	53
Theoretical Investigations on Tribological Properties of Air Foil Thrust Bearings during Start-Up Process	51
Vibration Friction Investigation on the NCS of Joints of the CNC Machine Tools Considering Friction Factor	49
Hard-Anodized Aluminum Alloy: Wear Properties in Vegetable Oils	49
On the Salt Bath Cleaning Operations for Removal of Lubricants on the Surface of Titanium Alloy Aerospace Fasteners	48
Study on Distribution of Lubricating Oil Film in Contact Micro-Zone of Full Ceramic Ball Bearings and the Influence Mechanism on Service Performance	47
Static Friction in a Cable-Driven Transmission—Modeling and Identification of Load Effects	41
Advanced Machine Learning Approaches for Predicting Machining Performance in Orthogonal Cutting Process	40
Performance Characteristics of Spur Gears Hobbed under MQL, Flood Lubrication, and Dry Environments	40
Analysis of the Turbulent Lubrication of a Textured Hydrodynamic Journal Bearing	39
Mixed Friction in Fully Lubricated Elastohydrodynamic Contacts—Theory or Reality	39
Study on the Magnetic Contact Mechanical Properties of Polyurethane-Based Magnetorheological Elastomer Sealing Materials	39
Identification and Validation of Linear Friction Models Using ANOVA and Stepwise Regression	37
Investigation of the Friction and Wear Behavior of Cr-Mo-V Steel with Different Surface Treatment Processes	37
CFD Investigation on Oil Injection Lubrication of Meshing Spur Gears via Lattice Boltzmann Method	37
Exact Model Order Reduction for the Full-System Finite Element Solution of Thermal Elastohydrodynamic Lubrication Problems	36
Dynamic Temperature Prediction on High-Speed Angular Contact Ball Bearings of Machine Tool Spindles Based on CNN and Informer	35
Analysis of Coefficient of Friction of Deep-Drawing-Quality Steel Sheets Using Multi-Layer Neural Networks	35

Enhancement of Deep Drilling for Stainless Steels by Nano-Lubricant through Twist Drill Bits	34
Influence of Grease Properties on False Brinelling Damage of Rolling Bearings	34
Topology Optimization of Textured Journal Bearings	33
Mixed EHL Problems: An Efficient Solution to the Fluid–Solid Coupling Problem with Consideration of Elastic Deformation and Cavitation	33
Determination of the Preload of Bolts for Structural Health Monitoring of a Multi-Bolted Joint: FEM Approach	32
Preparation and Tribological Behavior of Nitrogen-Doped Willow Catkins/MoS2 Nanocomposites as Lubricant Additives in Liquid Paraffin	32
Pin-on-Plate vs. Pin-on-Disk Wear Tests: Theoretical and Numerical Observations on the Initial Transient Phase	32
Effect of Thermal Load Caused by Tread Braking on Crack Propagation in Railway Wheels on Long Downhill Ramps	32