OOIR: Observatory of International Research

Papers

(The TQCC of Clays and Clay Minerals is 5. 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
Rare Earth and Critical Element Chemistry of the Volcanic Ash-fall Parting in the Fire Clay Coal, Eastern Kentucky, USA	49
Stability of Gaomiaozi bentonite: Interlayer hydration structure and aggregation morphology	46
Comparison of Epithermal Kaolin Deposits from the Etili Area (Çanakkale, Turkey): Mineralogical, Geochemical, and Isotopic Characteristics	42
Calcined Palygorskites as Supplementary Cementitious Materials	28
Review of secondary phases formed under natural alkaline conditions at low temperatures and implications for cement–bentonite interactions in radioactive waste repositories	23
The making of kaolinite suspension time-dependent in the structural rejuvenation mode – the face charge hypothesis	20
Highly efficient TiO₂-pillared smectite clay with Ni and Co doping for Rhodamine B removal: kinetics of adsorption and photodegradation	19
Low-cost membrane supports for wastewater treatment made from local clay and calcite mixtures	18
Effects of occurrence form of soil organic matter on the Atterberg limits and thermal conductivity of clays	16
Tungstate intercalated Mg-Al layered double hydroxide and its derived mixed metal oxide: preparation, characterization, and investigation of optical, electrical, and dielectric properties	15
Mechanism of sand–bentonite barrier cushion consolidation–rebound deformation under diesel erosion	14
Development and Characterization of Sintered Zeolite and Zeolite-Kaolin Wick Structure for Thermosiphon Heat-Pipe Application	13
Influence of pH on the Hydrothermal Synthesis of Al-Substituted Smectites (Saponite, Beidellite, and Nontronite)	11
On the Unusual Temperature Dependence of Kaolinite Intercalation Capacity for N-methylformamide	11
Multidisciplinary insights into zeolite and clay formation in hydrothermally altered volcanic rocks of Çubuk, Turkey	10
Synthesis and Characterization of Non-leaching Inorgano- and Organo-montmorillonites and their Bactericidal Properties Against Streptococcus Mutans	9
Intercalation of the natural pigments, betalains, in a Tunisian smectitic clay: a green synthesis	9
Experimental Peloid Formulation Using a Portuguese Bentonite and Different Mineral-Medicinal Waters Suitable for Therapeutic and Well-being Purposes	9
A machine learning technique for estimating the zeta potential of clay minerals under various brine conditions	9
Montmorillonite as an Anti-Tuberculosis Rifampicin Drug Carrier: DFT and Experimental Study	8
Occurrence of Iron in the Minerals of Carboniferous Coal Gangue of the Pingshuo Open-pit Mine, North China	8
Rare-Earth Minerals in Kaolin Ore, Mine Tailings, and Sands – Central Georgia, Upper Coastal Plain	8
In Memoriam: Selahattin Kadir 1956–2025	8
Creep Mechanical Properties and Constitutive Model of Hard Brittle Mud Shale	7
Correction: Extraction of ⁴⁰Ar-³⁹Ar ages from a multicomponent mixture: a case study from the Tatra Mountains, Poland	7

Molecular Dynamics Simulation of Pore-Size Effects on Gas Adsorption Kinetics in Zeolites	7
Characterization Study of some Bauxite Deposits in Northern Brazil	7
Adsorption Behavior of Asphaltene on Clay Minerals and Quartz in a Heavy Oil Sandstone Reservoir with Thermal Damage	7
Mobility of essential macro- and micro-elements in interaction between artificial sweat and potential peloids of some saline lakes in Mongolia	7
Smectite–brine–CO₂ interactions: effects of interlayer chemistry, brine concentration, CO₂ pressure, and temperature	7
Effects of Metal-Polycation Pillaring and Exchangeable Cations on Aflatoxin Adsorption by Smectite	7
Ionic dissolution and structural evolution of chrysotile and lizardite at the mineral–water interface: reactions in sulfuric acid solution	6
Porewater Content, Pore Structure and Water Mobility in Clays and Shales from NMR Methods	6
Variation in the structural order of kaolinite in regolith as an effective indicator of REE mineralization	6
Comparative study of the adsorption of tetracycline on clay minerals with various nanostructures: allophane, halloysite, and montmorillonite	6
Minerals for wastewater purification: a case study	6
Determining the stoichiometric composition of Wyoming montmorillonite using improved transmission electron microscopy-energy dispersive X-ray (TEM-EDX) techniques	6
Application of an improved TEM-EDS protocol based on charge balance for accurate chemical analysis of sub-micrometric phyllosilicates in low-grade metamorphic rocks	6
Electrochemical Study of Methoxykaolinite Interactions with Cations and Application to Trace-Level Detection of Pb(II) in Various Aqueous Media	6
Methods for Determination of the Layer Charge of Smectites: A Critical Assessment of Existing Approaches	6
The pH-dependent adsorption of Ni ²⁺ ions to sepiolite considering Ni precipitation	6
Characterization and Assessment of Natural Amazonian Clays for Cosmetics-Industry Applications	6
Preparation and Corrosive Anion-curing Capability of Layered Double Hydroxide (LDH)/Montmorillonite Composites	5
Compressibility Behavior of Bentonites by Stern Theory based on Constant Surface Charge Conditions	5
Aflatoxin Adsorption by Natural and Heated Sepiolite and Palygorskite in Comparison with Adsorption by Smectite	5
Development of a Nanostructured Film Containing Palygorskite and Dermaseptin 01 Peptide for Biotechnological Applications	5
Crystallization between (100) Goethite and (001) Orientation of Hematite – A Review	5
Role of clay cation exchange capacity, location of charge, and clay mineralogy on potassium availability in Indian Vertisols	5
Thermal Analysis and Thermal Reactions of Smectites: a Review of Methodology, Mechanisms, and Kinetics	5
Correction to: Formation of Humboldtine During the Dissolution of Hematite in Oxalic Acid – Density Functional Theory (DFT) Calculations and Experimental Verification	5