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3621
Epithelial Tight Junctional Changes in Colorectal Cancer Tissues
Published 2011-01-01“…Tight junctions (TJ) are well known for their function in controlling paracellular traffic of ions and molecules. It has become increasingly evident that TJs play a crucial role in maintaining cell-cell integrity, and the loss of cell junctional sealing could involve itself in the processes of carcinoma and cancer metastasis. …”
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3622
Synthesis and study of superacid ZrO–SiO–AlO mixed oxide
Published 2017-06-01“…The generation of superacidity in ZrO 2 –SiO 2 –Al 2 O 3 matrix could be explained by formation of coordinatively unsaturated Zr 4+ ions which are strong L-sites. It was shown that superacid ZrO 2 –SiO 2 –Al 2 O 3 efficiently catalyzes polymerization of tetrahydrofuran in the presence of acetic anhydride at 40℃ with 68% yield of polytetramethyleneoxide acetate.…”
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3623
Protection of Steel Rebar in Salt-Contaminated Cement Mortar Using Epoxy Nanocomposite Coatings
Published 2018-01-01“…At this critical level, chloride ions initiated rebar corrosion through nanoparticles at the epoxy/rebar interface.…”
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3624
3-Hydroxy-2-naphthoate Complexes of Transition Metals with Hydrazine - Preparation, Spectroscopic and Thermal Studies
Published 2009-01-01“…Reaction of hydrazine and 3-hydroxy-2-naphthoic acid with some transition metal ions forms two types of complexes: (i) [M(N2H4){C10H6(3-O)(2-COO)(H2O) 2] where M=Ni, Co, Cd and Zn, at pH 9 and (ii) [M(N2H5)2{C10H6(3-O)(2-COO)} 2].xH2O where M=Ni & x =1; M=Co, Cd, Mn & x=3; and M=Zn, Cu & x =0 at pH 4. …”
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3625
Effect of Aquo-glycolic Media and Added Anions on the Anodization of Zircaloy-4 in Sulphamic Acid
Published 2011-01-01“…The presence of phosphate ions improved the kinetics of anodization to better extent.…”
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3626
Relationship between clay minerals and microorganisms in underground hydrogen storage reservoirs: a mini review
Published 2025-02-01“…Microbial-induced chemical weathering, through the production of organic acids and redox reactions, can degrade clay minerals, releasing metal ions and destabilizing the storage site. These interactions raise concerns about the long-term storage capacity of UHS, as microbial processes could lead to H2 loss and caprock degradation, compromising the storage system’s effectiveness. …”
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3627
A Single Platinum Microelectrode for Identifying Soft Drink Samples
Published 2012-01-01“…The electrochemical processes related to this potential are the reduction of hydrogen ions and inhibition of the platinum oxidation by the caffeine adsorption on the electrode surface. …”
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3628
A Generalization of Electromagnetic Fluctuation-Induced Casimir Energy
Published 2015-01-01“…Intermolecular forces responsible for adhesion and cohesion can be classified according to their origins; interactions between charges, ions, random dipole—random dipole (Keesom), random dipole—induced dipole (Debye) are due to electrostatic effects; covalent bonding, London dispersion forces between fluctuating dipoles, and Lewis acid-base interactions are due to quantum mechanical effects; pressure and osmotic forces are of entropic origin. …”
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3629
Enhancing the Solubility of Curcumin Metal Complexes and Investigating Some of Their Biological Activities
Published 2019-01-01“…This article describes the synthesis of curcumin complexes with metal ions. Properties of these complexes such as spectra IR and UV-Vis and solubility were investigated. …”
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3630
Recovery and Then Individual Separation of Platinum, Palladium, and Rhodium from Spent Car Catalytic Converters Using Hydrometallurgical Technique followed by Successive Precipitat...
Published 2019-01-01“…Individual separation of PGM ions from each other using precipitation technique from their leaching liquor was performed where % purity values of 99.5, 99.3, and 95.5 were obtained for Pt, Pd, and Rh, respectively.…”
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3631
A Secure Application for Information Sharing i n Organizations: A Case Study of Kabale District Local Government
Published 2019“…These factors include; denying unauthorized staff and other individuals from gaining access to personal data, passwords to be treated as private to the individual, secure disposal of information, paper files to store in secure locat ions and only accessed by those who need to use them. …”
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3632
New super and shock like solitary structures for KdV equation with higher-order nonlinearity
Published 2025-04-01“…The new solutions obtained in this study may hold significance for the applications of electrostatic EASWs structures at critical density, which have been observed in diverse space plasma environments, including the plasma sheet boundary layers of the Earth’s magnetotail region for ions temperature ranging from 0.01 to 1 KeV.…”
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3633
Bacterial Cellulose-Hydroxyapatite Nanocomposites for Bone Regeneration
Published 2011-01-01“…Fourier transformed infrared spectroscopy analysis showed bands assigned to phosphate and carbonate ions. In vivo tests showed no inflammatory reaction after 1 week. …”
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3634
Photocatalytic Hydrogen or Oxygen Evolution from Water over S- or N-Doped TiO2 under Visible Light
Published 2008-01-01“…Photocatalytic oxidation of water on doped TiO2 having a rutile phase proceeded with fairly high efficiency when Fe3+ ions were used as electron acceptors compared to that on doped TiO2 having an anatase phase. …”
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3635
Characterization and enhanced performance of Ivorian clays as potential modifiers in carbon paste electrodes
Published 2025-02-01“…In addition, to enhance the properties of the clay, sodium ions were successfully incorporated into clays, resulting in higher sodium content and an increased specific surface area. …”
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3636
A Type of MOF-Derived Porous Carbon with Low Cost as an Efficient Catalyst for Phenol Hydroxylation
Published 2021-01-01“…After MDPC-600 was loaded with Cu ions, the catalyst Cu/MDPC-600 was acquired by heat treatment under nitrogen atmosphere. …”
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3637
Burst Laser-Driven Plasmonic Photochemical Nanolithography of Silicon with Active Structural Modulation
Published 2025-01-01“…In this scenario, the plasmonic field plays a pivotal role in dragging oxygen ions from surface into the silicon, greatly speeding up oxidation rates. …”
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3638
Chemical reactivity of alliin and its molecular interactions with the M proteasepro of SARS-CoV-2
Published 2024-01-01“…Additionally, the molecular docking study revealed that, alliin is able to dock to the protease Mpro of SARS-CoV-2 through interactions with the catalytic CYS145-HSD164 dyad via van der Waals interactions, with MET49 with interactions alkyl-type ions and with PHE140 by hydrogen bonds. Also, the molecular dynamic study indicates that alliin remains in the pocket site. …”
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3639
Electrochemical Study of Carbon Nanotubes/Nanohybrids for Determination of Metal Species Cu2+ and Pb2+ in Water Samples
Published 2016-01-01“…The effects of cations and anions on the simultaneous determination of metal ions do not exhibit significant interference, thereby demonstrating the selectivity of the electrode for simultaneous determination of Pb2+ and Cu2+. …”
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3640
Are molecular solvents, aqueous biphasic systems and deep eutectic solvents meaningful categories for liquid–liquid extraction?
Published 2022-02-01“…Two systems are well known in the literature of liquid/liquid extraction of metal ions: (i) H$_{2}$O/HNO$_{3}$/TBP, the archetype of the so-called classical liquid–liquid extraction (ii) H$_{2}$O/Na$_{2}$SO$_{4}$/PEG-4000, considered as an ABS. …”
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