OOIR: Observatory of International Research

Papers

(The TQCC of Clays and Clay Minerals is 6. 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 2022-08-01 to 2026-08-01.)

Article	Citations
Rare Earth and Critical Element Chemistry of the Volcanic Ash-fall Parting in the Fire Clay Coal, Eastern Kentucky, USA	94
Calcined Palygorskites as Supplementary Cementitious Materials	56
Comparison of Epithermal Kaolin Deposits from the Etili Area (Çanakkale, Turkey): Mineralogical, Geochemical, and Isotopic Characteristics	34
Stability of Gaomiaozi bentonite: Interlayer hydration structure and aggregation morphology	24
Sepiolite Rheology in Seawater: Divalent Cation-Driven Fiber Bundling Dominates over Bulk Ionic Strength Effects	20
Cronstedtite from the Salsigne mine, France: its composition and wide range of polytypes, twins, and allotwins	19
XPS characterization of benzethonium and cetylpyridinium-lauroyl sarcosinate-loaded organomontmorillonites and their antibacterial properties against Actinomyces viscosus	17
Mannitol extraction of adsorbed lithium from clay minerals: a tool for probing fluid Li-isotopic changes from past to present	16
Review of secondary phases formed under natural alkaline conditions at low temperatures and implications for cement–bentonite interactions in radioactive waste repositories	15
Low-cost membrane supports for wastewater treatment made from local clay and calcite mixtures	13
Effects of occurrence form of soil organic matter on the Atterberg limits and thermal conductivity of clays	13
Tungstate intercalated Mg-Al layered double hydroxide and its derived mixed metal oxide: preparation, characterization, and investigation of optical, electrical, and dielectric properties	12
Highly efficient TiO₂-pillared smectite clay with Ni and Co doping for Rhodamine B removal: kinetics of adsorption and photodegradation	12
The making of kaolinite suspension time-dependent in the structural rejuvenation mode – the face charge hypothesis	11
Mechanism of sand–bentonite barrier cushion consolidation–rebound deformation under diesel erosion	11
Experimental Peloid Formulation Using a Portuguese Bentonite and Different Mineral-Medicinal Waters Suitable for Therapeutic and Well-being Purposes	10
On the Unusual Temperature Dependence of Kaolinite Intercalation Capacity for N-methylformamide	10
Influence of pH on the Hydrothermal Synthesis of Al-Substituted Smectites (Saponite, Beidellite, and Nontronite)	10
Development and Characterization of Sintered Zeolite and Zeolite-Kaolin Wick Structure for Thermosiphon Heat-Pipe Application	10
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	9
Multidisciplinary insights into zeolite and clay formation in hydrothermally altered volcanic rocks of Çubuk, Turkey	9
Intercalation of the natural pigments, betalains, in a Tunisian smectitic clay: a green synthesis	9
Synthesis and Characterization of Non-leaching Inorgano- and Organo-montmorillonites and their Bactericidal Properties Against Streptococcus Mutans	9
Characterization Study of some Bauxite Deposits in Northern Brazil	8

In Memoriam: Selahattin Kadir 1956–2025	8
Smectite–brine–CO₂ interactions: effects of interlayer chemistry, brine concentration, CO₂ pressure, and temperature	8
Rare-Earth Minerals in Kaolin Ore, Mine Tailings, and Sands – Central Georgia, Upper Coastal Plain	8
A sustainable platform of polydopamine-functionalization of alkali-activated halloysite nanotubes for efficient β-glucosidase immobilization	8
Occurrence of Iron in the Minerals of Carboniferous Coal Gangue of the Pingshuo Open-pit Mine, North China	8
Characterization and crystal chemistry of four Brazilian dioctahedral smectites	8
Determining the stoichiometric composition of Wyoming montmorillonite using improved transmission electron microscopy-energy dispersive X-ray (TEM-EDX) techniques	7
Mobility of essential macro- and micro-elements in interaction between artificial sweat and potential peloids of some saline lakes in Mongolia	7
Comparative study of the adsorption of tetracycline on clay minerals with various nanostructures: allophane, halloysite, and montmorillonite	7
The pH-dependent adsorption of Ni ²⁺ ions to sepiolite considering Ni precipitation	7
Molecular Dynamics Simulation of Pore-Size Effects on Gas Adsorption Kinetics in Zeolites	7
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
Mineralogical control on the leaching of potentially toxic elements and radionuclides from raw Moroccan clays	6
Ionic dissolution and structural evolution of chrysotile and lizardite at the mineral–water interface: reactions in sulfuric acid solution	6
Characterization and Assessment of Natural Amazonian Clays for Cosmetics-Industry Applications	6
Methods for Determination of the Layer Charge of Smectites: A Critical Assessment of Existing Approaches	6
Minerals for wastewater purification: a case study	6
Variation in the structural order of kaolinite in regolith as an effective indicator of REE mineralization	6
Transparent thin films of binaphthyl-derivative–smectite hybrids exhibiting circularly polarized luminescence	6
Role of clay cation exchange capacity, location of charge, and clay mineralogy on potassium availability in Indian Vertisols	6