All Stories

  1. Stress-driven percolation and transport in PVA/HNT nanocomposites under triaxial confinement: A coupled theory–simulation–experiment framework

    Article • Hybrid Advances, September 2026, Elsevier

    Dr Walid Oueslati

  2. Multiscale insight into cesium retention in clay barriers: Coupling DFT calculations with reactive transport modeling under repository conditions

    Article • Journal of the Indian Chemical Society, August 2026, Elsevier

    Dr Walid Oueslati

  3. High emission efficiency and thermal stability in zero-dimensional hybrid zinc halide as a green light emitter, and vibrational spectroscopy performed with DFT calculation : [C8H10NO]2ZnBr4

    Article • Applied Physics A, July 2026, Springer Science + Business Media

    Dr Walid Oueslati

  4. Synergistic effects of CaCO₃ nanoparticles on the properties of clay-based hybrid nanocomposites chitosan/montmorillonite: Photocatalytic, electrical, and dielectric performance

    Article • Next Nanotechnology, June 2026, Elsevier

    Dr Walid Oueslati

  5. Discriminating adsorption, hydration-state transitions, and ion exchange during cesium retention on montmorillonite: Implications for mechanistic understanding and sorbent design

    Article • Hybrid Advances, June 2026, Elsevier

    Dr Walid Oueslati

  6. Hygrothermal characterisation of aerated cellular concrete and influence of the sorption mechanisms on the transient hygrothermal response

    Article • Matériaux et Constructions, June 2026, Springer Science + Business Media

    Dr Walid Oueslati

  7. Predicting heavy-metal retention in montmorillonite: Physics-informed machine learning guided by XRD hydration states and molecular dynamics

    Article • Artificial Intelligence Chemistry, June 2026, Elsevier

    Dr Walid Oueslati

  8. Impact of metal substitution on the structural, optical and electrical properties of [N(C4H9)4]2XBr4 (X = Zn, Co) for optoelectronic device applications

    Article • Opto-electronics, May 2026, Springer Science + Business Media

    Dr Walid Oueslati

  9. Mesoporosity, Mechanical Properties, and Statistical–Physics Modeling of PVA/MMT/MXene Nanocomposite Membranes for Pb2+ and Methylene Blue Adsorption

    Article • Solids, March 2026, MDPI AG

    Dr Walid Oueslati

  10. Quantitative structure-property relationships in montmorillonite: Decoupling crystalline coherence from cation exchange capacity through advanced SAXS analysis

    Article • Particuology, March 2026, Elsevier

    Dr Walid Oueslati

  11. Clay Science - Bridging Geology and Physical Chemistry - An Interdisciplinary Approach to Material Science and Earth Processes

    Article • January 2026, IntechOpen

    Dr Walid Oueslati

  12. Permeability evolution of compacted montmorillonite under cyclic hydrogen loading: Insights from coupled transport and microstructural analysis

    Article • AIMS Geosciences, January 2026, American Institute of Mathematical Sciences (AIMS)

    Dr Walid Oueslati

  13. Sustainable treatment of table olive brine wastewater using plant-based coagulants-flocculants from Moringa oleifera and Trigonella foenum-graecum seeds

    Article • Euro-Mediterranean Journal for Environmental Integration, December 2025, Springer Science + Business Media

    Dr Walid Oueslati

  14. Hybrid nanocomposite design: exploring the interplay between microstructure, dielectric properties, and photocatalytic activities in Chitosan/Na-Montmorillonite/Fe3O4 nanoparticles

    Article • Emergent Materials, March 2025, Springer Science + Business Media

    Dr Walid Oueslati

  15. Groundwater Frontiers - Techniques and Challenges

    Article • January 2025, IntechOpen

    Dr Walid Oueslati

  16. Multifunctional Chitosan/Montmorillonite/TiO2 Nanocomposites: correlating microstructure with dielectric and photocatalytic properties

    Article • Journal of the Indian Chemical Society, January 2025, Elsevier

    Dr Walid Oueslati

  17. A Critical Review of Clay Minerals for Groundwater Protection and Treatment

    Article • December 2024, IntechOpen

    Dr Walid Oueslati

  18. Uncovering the Possibilities of Ceramic Ba(1−x)CoxTiO3 Nanocrystals: Heightened Electrical and Dielectric Attributes

    Article • Solids, September 2024, MDPI AG

    Dr Walid Oueslati

  19. Simulating the impact of electron beam energy deposition on lead target temperature

    Article • Nuclear Analysis, June 2024, Elsevier

    Dr Walid Oueslati

  20. Establishing the Link across the Synthesis Reaction Kinetics, Structural Changes, and Photocatalytic Efficiency of an Enhanced Chitosan–Clay (1:3) Nanocomposite

    Article • Solids, April 2024, MDPI AG

    Dr Walid Oueslati

  21. From Coupling Second-Order Stresses to Understanding and Predicting the Structural Response of a Dioctahedral Smectite

    Article • Clays and Clay Minerals, October 2023, Springer Science + Business Media

    Dr Walid Oueslati

  22. Structure and reactivity assessment of dioctahedral montmorillonite during provoked variable sequential cation exchange process via XRD modelling approach

    Article • Applied Surface Science Advances, June 2023, Elsevier

    Dr Walid Oueslati

  23. Assessment of trace elements and fluoride originating from phosphogypsum in the sediment of Gulf of Gabes (southeastern Tunisia): what are the potential sources of accumulation and bioavailability?

    Article • Environmental Science and Pollution Research, May 2023, Springer Science + Business Media

    Dr Walid Oueslati

  24. Enhancement of Photocatalytic Activity and Microstructural Growth of Cobalt-Substituted Ba1−xCoxTiO3 {x = 0, …, 1} Heterostructure

    Article • ChemEngineering, May 2023, MDPI AG

    Dr Walid Oueslati

  25. Serotype Occurrence, Virulence Profiles, Antimicrobial Resistance and Molecular Characterization of Salmonella Isolated from Hospitalized Patients with Gastroenteritis in Great Tunisia between 2010 and 2020

    Article • Antibiotics, March 2023, MDPI AG

    Dr Walid Oueslati

  26. The starting stoichiometry, keys parameter to enhance the intrinsic microstructural and functional properties of synthesized hybrid nanocomposites chitosan/Na-montmorillonite/ZnO nanoparticlest type

    Article • Applied Surface Science Advances, February 2023, Elsevier

    Dr Walid Oueslati

  27. Effect of reactant ratio and nanofillers type on the microstructural properties, porosity fluctuations and heavy metal removal ability of chitosan-clay hybrid materials

    Article • Applied Surface Science Advances, February 2023, Elsevier

    Dr Walid Oueslati

  28. Nanoclay - Recent Advances, New Perspectives and Applications

    Article • December 2022, IntechOpen

    Dr Walid Oueslati

  29. Diagenetic processes and nutrients diffusive fluxes at the sediment-water interface in the Bizerte Lagoon (North Tunisia)

    Article • Journal of African Earth Sciences, December 2022, Elsevier

    Dr Walid Oueslati

  30. Early diagenetic behavior of trace metals along with estimation of their diffusive fluxes: Ecological risk assessment in pore water and sediment of Bizerte Lagoon, Tunisia

    Article • Marine Pollution Bulletin, December 2022, Elsevier

    Dr Walid Oueslati

  31. How Can Sewage Sludge Use in Sustainable Tunisian Agriculture Be Increased?

    Article • Sustainability, October 2022, MDPI AG

    Dr Walid Oueslati

  32. Impact of Uniaxial Mechanical Perturbation on Structural Properties and Smectite Porosity Features: Ion Exchanger Efficiency and Adsorption Performance Fate

    Article • Advances in Civil Engineering, October 2022, Hindawi Publishing Corporation

    Dr Walid Oueslati

  33. X-ray Diffraction Profiles Modeling Method for Layered Structures Reconstruction: Nanoclay Structural Verification

    Article • September 2022, IntechOpen

    Dr Walid Oueslati

  34. Structural Alteration, Hydration Stability, Heavy Metal Removal Efficiency, and Montmorillonite Porosity Fate by Coupling the Soil Solution pH and a Thermal Gradient

    Article • Adsorption Science & Technology, August 2022, Hindawi Publishing Corporation

    Dr Walid Oueslati

  35. Salmonella Broiler Meat’s Contamination in Tunisia: Prevalence, Serotypes, Antimicrobial Resistance and Molecular Characterization of Isolated Strains

    Article • Current Microbiology, May 2022, Springer Science + Business Media

    Dr Walid Oueslati

  36. Effect of layer type distribution within the crystallite on the diffracted (00ℓ) theoretical intensities

    Article • E3S Web of Conferences, January 2022, EDP Sciences

    Dr Walid Oueslati

  37. Beyond average population density: Measuring sprawl with density-allocation indicators

    Article • Land Use Policy, January 2022, Elsevier

    Dr Walid Oueslati

  38. Prevalence, Risk Factors, Antimicrobial Resistance and Molecular Characterization of Salmonella in Northeast Tunisia Broiler Flocks

    Article • Veterinary Sciences, December 2021, MDPI AG

    Dr Walid Oueslati

  39. How the Solid/Liquid Ratio Affects the Cation Exchange Process and Porosity in the Case of Dioctahedral Smectite: Structural Analysis?

    Article • Adsorption Science & Technology, October 2021, Hindawi Publishing Corporation

    Dr Walid Oueslati

  40. Spatial distribution, contamination assessment and potential ecological risk of some trace metals in the surface sediments of the Gulf of Tunis, North Tunisia

    Article • Marine Pollution Bulletin, September 2021, Elsevier

    Dr Walid Oueslati

  41. Ridesharing services and urban transport CO2 emissions: Simulation-based evidence from 247 cities

    Article • Transportation Research Part D Transport and Environment, August 2021, Elsevier

    Dr Walid Oueslati

  42. Contamination of Fishery Products with Mercury, Cadmium, and Lead in Tunisia: Level’s Estimation and Human Health Risk Assessment

    Article • Biological Trace Element Research, May 2020, Springer Science + Business Media

    Dr Walid Oueslati

  43. Effect of Soil Solution pH during the Tetracycline Intercalation on the Structural Properties of a Dioctahedral Smectite: Microstructural Analysis

    Article • Journal of Nanomaterials, September 2019, Hindawi Publishing Corporation

    Dr Walid Oueslati

  44. Metal transfer budgets in a Mediterranean marine environment subjected to natural and anthropogenic inputs: case of the Mejerda River Delta (Gulf of Tunis, northern Tunisia)

    Article • Environmental Monitoring and Assessment, May 2019, Springer Science + Business Media

    Dr Walid Oueslati

  45. Carbon, iron and sulphur cycling in the sediments of a Mediterranean lagoon (Ghar El Melh, Tunisia)

    Article • Estuarine Coastal and Shelf Science, May 2019, Elsevier

    Dr Walid Oueslati

  46. Mg-Exchanged Montmorillonite Undergoing External Environmental Solicitation: Crystalline Swelling Process Investigation

    Article • January 2019, Springer Science + Business Media

    Dr Walid Oueslati

  47. Tunisia

    Article • January 2019, Elsevier

    Dr Walid Oueslati , Dr Mohamed M Abdel-Daim

  48. Crystalline Swelling Process of Mg-Exchanged Montmorillonite: Effect of External Environmental Solicitation

    Article • Advances in Civil Engineering, October 2018, Hindawi Publishing Corporation

    Dr Walid Oueslati

  49. Discretization of the Water Uptake Process of Na-Montmorillonite Undergoing Atmospheric Stress: XRD Modeling Approach

    Article • Advances in Materials Science and Engineering, September 2018, Hindawi Publishing Corporation

    Dr Walid Oueslati

  50. How useful are geochemical and mineralogical indicators in assessing trace metal contamination and bioavailability in a post-restoration Mediterranean lagoon?

    Article • Environmental Science and Pollution Research, June 2018, Springer Science + Business Media

    Dr Walid Oueslati

  51. Bioavailability of Pb, Zn, Cu, Cd, Ni and Cr in the sediments of the Tessa River: A mining area in the North-West Tunisia

    Article • Journal of African Earth Sciences, January 2018, Elsevier

    Dr Walid Oueslati

  52. Trace Metals Accumulation in Surface Sediments of the Gulf of Gabes, Tunisia: Usefulness of Metal Sediment Fractionation

    Article • January 2018, Springer Science + Business Media

    Dr Walid Oueslati

  53. Sulfide influence on metal behavior in a polluted southern Mediterranean lagoon: implications for management

    Article • Environmental Science and Pollution Research, November 2017, Springer Science + Business Media

    Dr Walid Oueslati

  54. Distribution and assessment of heavy metal toxicity in sediment cores from Bizerte Lagoon, Tunisia

    Article • Environmental Monitoring and Assessment, June 2017, Springer Science + Business Media

    Dr Walid Oueslati

  55. Effect of mechanical constraint on the hydration properties of Na-montmorillonite: study under extreme relative humidity conditions

    Article • Powder Diffraction, May 2017, Cambridge University Press

    Dr Walid Oueslati

  56. Trace element accumulation and elutriate toxicity in surface sediment in northern Tunisia (Tunis Gulf, southern Mediterranean)

    Article • Marine Pollution Bulletin, March 2017, Elsevier

    Dr Walid Oueslati

  57. Effect of the raw material type and the reaction time on the synthesis of halloysite based Zeolite Na-P1

    Article • Results in Physics, January 2017, Elsevier

    Dr Walid Oueslati

  58. GEOCHEMICAL AND MINERALOGICAL FINGERPRINTS OF THE SEDIMENTS SUPPLY AND EARLY DIAGENETIC PROCESSES IN THE BIZERTE LAGOON (TUNISIA)

    Article • Journal of Sedimentary Environments, December 2016, Universidade de Estado do Rio de Janeiro

    Dr Walid Oueslati

  59. Intrinsic parameters involved in the synthesis of metakaolin based geopolymer: Microstructure analysis

    Article • Journal of Alloys and Compounds, December 2016, Elsevier

    Dr Walid Oueslati

  60. Prevalence, virulence and antibiotic susceptibility of Salmonella spp. strains, isolated from beef in Greater Tunis (Tunisia)

    Article • Meat Science, September 2016, Elsevier

    Dr Walid Oueslati

  61. Chemical speciation of Fe, Mn, Pb, Zn, Cd, Cu, Co, Ni and Cr in the suspended particulate matter off the Mejerda River Delta (Gulf of Tunis, Tunisia)

    Article • Journal of African Earth Sciences, June 2016, Elsevier

    Dr Walid Oueslati

  62. Bioavailability and assessment of heavy metal pollution in sediment cores off the Mejerda River Delta (Gulf of Tunis): How useful is a multiproxy approach?

    Article • Marine Pollution Bulletin, April 2016, Elsevier

    Dr Walid Oueslati

  63. Suspended particulate matter fluxes along with their associated metals, organic matter and carbonates in a coastal Mediterranean area affected by mining activities

    Article • Marine Pollution Bulletin, March 2016, Elsevier

    Dr Walid Oueslati

  64. Nutrient exchange and oxygen demand at the sediment–water interface during dry and wet seasons off the Medjerda River Delta (Tunis Gulf, Tunisia)

    Article • Environmental Earth Sciences, December 2015, Springer Science + Business Media

    Dr Walid Oueslati

  65. Oxygen consumption and nutrient fluxes in coastal marine sediments off the Mejerda River delta (Gulf of Tunis)

    Article • Mediterranean Marine Science, November 2015, National Documentation Centre

    Dr Walid Oueslati

  66. Quantitative XRD Analysis of the Structural Changes of Ba-Exchanged Montmorillonite: Effect of an in Situ Hydrous Perturbation

    Article • Minerals, August 2015, MDPI AG

    Dr Walid Oueslati

  67. Diagenetic processes and sediment–water exchanges of heavy metals in the Mejerda River Delta (Gulf of Tunis)

    Article • Environmental Earth Sciences, June 2015, Springer Science + Business Media

    Dr Walid Oueslati

  68. The water retention mechanism of a Cs+ and Na+ exchanged montmorillonite: effect of relative humidity and ionic radius on the interlayer

    Article • Powder Diffraction, March 2015, Cambridge University Press

    Dr Walid Oueslati

  69. Effect of the hydration sequence orientation on the structural properties of Hg exchanged montmorillonite: Quantitative XRD analysis

    Article • Journal of Environmental Chemical Engineering, September 2014, Elsevier

    Dr Walid Oueslati

  70. Quantitative XRD analysis of the dehydration–hydration performance of (Na+, Cs+) exchanged smectite

    Article • Desalination and Water Treatment, June 2014, Elsevier

    Dr Walid Oueslati

  71. Hydration performance of dioctahedral smectite saturated with Ba2+ and Cs+ cations: Quantitative XRD investigation

    Article • January 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Walid Oueslati

  72. Interlamellar Space Configuration under Variable Environmental Conditions in the Case of Ni-Exchanged Montmorillonite: Quantitative XRD Analysis

    Article • Journal of Nanomaterials, January 2014, Hindawi Publishing Corporation

    Dr Walid Oueslati

  73. Trace elements in different marine sediment fractions of the Gulf of Tunis (Central Mediterranean Sea)

    Article • Chemical Speciation and Bioavailability, January 2014, Taylor & Francis

    Dr Walid Oueslati

  74. XRD profile modeling approach tools to investigate the effect of charge location on hydration behavior in the case of metal exchanged smectite

    Article • Powder Diffraction, September 2013, Cambridge University Press

    Dr Walid Oueslati

  75. Effect of temperature and pH value on cation exchange performance of a natural clay for selective (Cu2+, Co2+) removal: Equilibrium, sorption and kinetics

    Article • Progress in Natural Science Materials International, February 2013, Elsevier

    Dr Walid Oueslati

  76. Geochemistry of marine sediments in the Mejerda River delta, Tunisia

    Article • Chemical Speciation and Bioavailability, January 2013, Taylor & Francis

    Dr Walid Oueslati

  77. Effect of relative humidity constraint on the metal exchanged montmorillonite performance: An XRD profile modeling approach

    Article • Applied Surface Science, November 2012, Elsevier

    Dr Walid Oueslati

  78. Effect of an “in situ” hydrous strain on the ionic exchange process of dioctahedral smectite: Case of solution containing (Cu2+, Co2+) cations

    Article • Applied Surface Science, September 2012, Elsevier

    Dr Walid Oueslati

  79. XRD investigations of hydrated homoionic montmorillonite saturated by several heavy metal cations

    Article • Desalination, April 2011, Elsevier

    Dr Walid Oueslati

  80. Synthesis of zeolites A and P from 1:1 and HS from 2:1 clays

    Article • IOP Conference Series Materials Science and Engineering, November 2010, Institute of Physics Publishing

    Dr Walid Oueslati

  81. Vertical Profiles of Simultaneously Extracted Metals (SEM) and Acid-Volatile Sulfide in a Changed Sedimentary Environment: Ghar El Melh Lagoon, Tunisia

    Article • Soil and Sediment Contamination An International Journal, October 2010, Taylor & Francis

    Dr Walid Oueslati

  82. Evaluation of metal contamination in a changed sedimentary environment: Ghar El Melh Lagoon, Tunisia

    Article • Chemical Speciation and Bioavailability, January 2010, Taylor & Francis

    Dr Walid Oueslati

  83. Methodology for the extraction of carbonate-bound trace metals from carbonate-rich soils: application to Lakhouat soils, Tunis, Tunisia

    Article • Chemical Speciation and Bioavailability, January 2010, Taylor & Francis

    Dr Walid Oueslati

  84. Synthesis process of zeolite P using a poorly crystallized kaolinite

    Article • Physics Procedia, November 2009, Elsevier

    Dr Walid Oueslati

  85. Cation Exchange Selectivity versus concentration of competing heavy metal cations (Pb2+,Zn2+) : case of Na-montmorillonite

    Article • Physics Procedia, November 2009, Elsevier

    Dr Walid Oueslati

  86. Selectivity of Na–montmorillonite in relation with the concentration of bivalent cation (Cu2+, Ca2+, Ni2+) by quantitative analysis of XRD patterns

    Article • Applied Clay Science, February 2009, Elsevier

    Dr Walid Oueslati

  87. Selectivity of Na‐Montmorillonite versus Concentration of Two Competitive Bivalent Cations (Cu2+, Pb2+): Quantitative XRD Investigation

    Article • Advances in Materials Science and Engineering, January 2009, Wiley

    Dr Walid Oueslati

  88. Editorial: Landscape in the dynamics of local economies

    Article • Landscape Research, May 2008, Taylor & Francis

    Dr Walid Oueslati

  89. Effect of interlayer cation and relative humidity on the hydration properties of a dioctahedral smectite

    Article • Zeitschrift für Kristallographie Supplements, November 2007, De Gruyter

    Dr Walid Oueslati

  90. Simulation of the XRD patterns, structural properties of a synthetic Na-Hectorite exchanged Cu2+and Ca2+

    Article • Zeitschrift für Kristallographie Supplements, November 2007, De Gruyter

    Dr Walid Oueslati

  91. Ninth European Powder Diffraction Conference

    Article • December 2006, De Gruyter

    Dr Walid Oueslati

  92. Study of the structural evolution and selectivity of Wyoming montmorillonite in relation with the concentration of Cu2+ and Ni2+

    Article • December 2006, De Gruyter

    Dr Walid Oueslati

  93. Study of the structural evolution and selectivity of Wyoming montmorillonite in relation with the concentration of Cu2+and Ni2+

    Article • Zeitschrift für Kristallographie Supplements, June 2006, De Gruyter

    Dr Walid Oueslati

  94. The interlayer structure and thermal behavior of Cu and Ni montmorillonites

    Article • Zeitschrift für Kristallographie Supplements, June 2006, De Gruyter

    Dr Walid Oueslati

  95. XRD investigation of selective exchange process for di-octahedral smectite: Case of solution saturated by Cu2+ and Co2+ cation

    Article • De Gruyter

    Dr Walid Oueslati

  96. Structural formula determination of 2:1 Tunisian clay using XRD investigation

    Article • De Gruyter

    Dr Walid Oueslati

  97. XRD and MAS-NMR investigation of synthesized zeolite from 2:1 Tunisian clays: Effect of concentration of NaOH solution on the final product nature

    Article • De Gruyter

    Dr Walid Oueslati