Results 91 to 100 of about 77,469 (263)

Mechanochemical-Activated Organomontmorillonite for Uranium Pollution Protection

open access: yesAppliedChem
The modification of the layered silicate with a structural type 2:1 montmorillonite by the cationic surfactant hexadecyltrimethylammonium bromide was carried out.
Iryna Kovalchuk   +4 more
doaj   +1 more source

Anaerobic Corrosion Phenomena of Cast Iron and Copper in Artificial Groundwater at Elevated Temperature

open access: yesMaterials and Corrosion, EarlyView.
This study examines corrosion of copper and cast iron as candidate canister materials for high‐level radioactive waste disposal in contact with bentonite suspension. The influence of three electrolyte compositions on corrosion behavior under repository‐relevant conditions is assessed.
Louisa Panjiyar   +2 more
wiley   +1 more source

Decontamination of T-2 Toxin in Maize by Modified Montmorillonite Clay

open access: yesToxins, 2019
Montmorillonite clay has a wide range of applications, one of which includes the binding of mycotoxins in foods and feeds through adsorption. T-2 toxin, produced by some Fusarium, Myrothecium, and Stachybotrys species, causes dystrophy in the brain ...
Bunmi K. Olopade   +5 more
doaj   +1 more source

Mechanical properties of three-phase polyamide 6 nanocomposites [PDF]

open access: yes, 2013
This work focus on the mechanical properties of three-phase nanocomposites using multiscale reinforcements. The influence of the nano-fillers content, as well as the temperature were studied. Polyamide-6 reinforced with short glass fibre 30 wt.% and with
Abhyankar, Hrushikesh   +3 more
core  

Capturing Complex Rate‐Dependent Behaviors of Saturated Clays: A Fractional Consistency Kinematic Hardening Viscoplastic Approach

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT Saturated high plasticity clays show complex nonlinear, rate‐dependent, and hysteresis behaviors under non‐monotonic stress paths, requiring advanced mathematical constitutive equations for accurate description. Taking into account the inherent advantages of kinematic hardening mechanisms in simulating complex stress histories, this paper ...
Wei Cheng, Zhen‐Yu Yin
wiley   +1 more source

Molecular Insights Into the Water Freezing on Kaolinite Surfaces: The Key Role of Surface Properties

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT Unfrozen water content is a key factor governing the physical properties of frozen soils, and variations in mineral surface properties play a critical role in determining this content. However, the fundamental physical mechanisms of how different mineral surfaces affect soil water freezing remain poorly understood.
Yijie Wang   +2 more
wiley   +1 more source

Electrochemical Formation of Cerium Oxide/Layered Silicate Nanocomposite Films

open access: yesJournal of Nanotechnology, 2016
Cerium oxide/montmorillonite nanocomposite films were synthesized electrochemically from solutions containing 0.5 to 50% Na-montmorillonite. The nanocomposites were characterized by X-ray diffraction, scanning electron microscopy, Fourier transform ...
Adele Qi Wang, Teresa Diane Golden
doaj   +1 more source

Sample Preparation — the First Step of Successful Research [PDF]

open access: yes, 2013
The overall goal of our research project is to study the unfrozen water mass and mobility in frozen soils. Frozen samples of standard clays with different adsorbed cations will be analyzed to determine their surface potential, micro-fabric, and how they ...
Miao, Yan
core  

Stability of Ca-montmorillonite hydrates: A computer simulation study

open access: yes, 2005
Classic simulations are used to study interlayer structure, swelling curves, and stability of Ca-montmorillonite hydrates. For this purpose, NPzzT$ and MuPzzT ensembles are sampled for ground level and given burial conditions. For ground level conditions,
Chatterji S.   +8 more
core   +1 more source

Synergistic Effect of Silanized Ramie Fiber and Montmorillonite Clay on the Mechanical, Thermal, and Dynamic‐Mechanical Properties of Polyester Composites

open access: yesPolymer Composites, EarlyView.
Multiscale composite reinforced with silane‐modified ramie fiber and clay. ABSTRACT Multiscale polymer composites combining natural fibers and layered silicates can balance stiffness, toughness, and thermal stability when interfacial interactions are properly engineered.
Daniel Rossi Klein   +4 more
wiley   +1 more source

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