OOIR: Observatory of International Research

Papers

(The H4-Index of Mineral Processing and Extractive Metallurgy Review is 21. 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 2022-01-01 to 2026-01-01.)

Article	Citations
Liberation of Valuable Materials from Spent Cylindrical Lithium-Ion Batteries via Semi-Autogenous Attrition	69
A Critical Review of Leaching Pathways for Silver Recovery from EoL Photovoltaic Modules and Prospects for Flotation	60
Selective Flocculation/Magnetic Separation of Ultrafine Iron Ore Particles with Corn Starch and Polyacrylamides: A Comparative Study	50
A Multi-Method Machine Learning Framework for Simulating Power Dynamics in an Iron Ore Cone Crusher Plant	47
Recovery of Scandium from Bauxite Residue Using Sulfation Roasting-Assisted Water Leaching Process	41
Total Lithium Extraction from Lithium Iron Phosphate Batteries Using Tartaric and Formic Acids: Comparative and Kinetic Study	37
Understanding the Role of Calcium Lignosulphonate in Flotation Separation of Chalcopyrite from Talc	36
The Direct Leaching of Nickel Sulfide Flotation Concentrates – A Historic and State-of-the-Art Review Part III: Laboratory Investigations into Atmospheric Leach Processes	36
CFD-DEM investigation of fluid and particle motion behaviors in initial stage of spiral separation process at low solids concentration	36
Unveiling the Mechanism in Nickel Loss During the Neutralization of Pregnant Acid Leach Solution by Various Alkaline Chemicals Using Electron Imaging, X-Ray Diffraction, and Electron Energy Loss Spect	34
Compressive Strength Behavior of Briquettes Produced from Manganese Ore Fines and Metal Dust: Optimization Using Response Surface Methodology	32
Hydrodynamic Improvement of Flotation Machines and Alternative Machine Selections Beyond Mechanical Cells: A Comprehensive Review	30
Developing of a Counter-Current Copper Leaching Process Using Response Surface Methodology	28
Exploring Dextrin as an Eco-Friendly Depressant for Selective Flotation Separation of Scheelite and Calcite Minerals	28
An innovative approach to replace bentonite in hematite ore pelletizing with organic binder	26
Mitigating the Adverse Effect of Salts on Gangue Recovery Using a Reflux Flotation Cell	23
The Direct Leaching of Nickel Sulfide Flotation Concentrates – A Historic and State-of-the-Art Review Part I: Piloted Processes and Commercial Operations	22
Bubble Loading in a Fluidized Column: Effects of Bubble Size, Particle Size, Contact Angle and Particle Density	22
A Simple Process for the Recovery of Rare Earth Elements and Iron from Sulfuric Acid Leaching Solution of NdFeB Magnets by Double Salt Precipitation	21
Feldspar Purification from Iron Impurities: A Review of Treatment Methods	21
Flotation Separation of Chalcopyrite from Pyrite Using a Green Organic Phosphonic Acid as a Novel Collector in Low-Alkalinity Environment	21