56,010 Result(s)
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Article
A non-invasive glucose sensor based on 3D reduced graphene oxide-MXene and AuNPs composite electrode for the detection of saliva glucose
Regular monitoring of blood glucose levels is crucial in diabetes management. Commonly used procedures may be invasive and can lead to cross-infection and inflammation. Therefore, a safe, non-invasive blood gl...
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Article
METTL3-modified lncRNA DSCAM-AS1 promotes breast cancer progression through inhibiting ferroptosis
Numerous studies have indicated that N6-methyladenosine (m6A) and lncRNAs play pivotal roles in human cancer. However, the underlying functions and mechanisms of m6A-lncRNA in the physiological processes of breas...
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Article
Alkaline Metal Fluorooxalatouranilates: Structures and Selected Properties
The structures of crystals Na3[UO2(C2O4)F3]⋅4H2O (I), K3[UO2(C2O4)F3] (II), K3[UO2(C2O4)2F]⋅3H2O (III), and Cs[UO2(C2O4)F]⋅H2O (IV) were studied for the first time using X-ray diffraction. The uranium-containing ...
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Article
Solid Solutions of Pyridinium Halobismuthates
Solid solutions of pyridinium bromo-iodobismutates have been isolated from aqueous solutions and structurally characterized. The composition of the resulting solid solutions [HPy]BiX4 and [HPy]3Bi2X9 (X = Br, I) ...
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Article
Copper(II) Complexes with Mono- and Double Reduced Forms of 3,5-Di-tert-octyl-o-benzoquinone
Copper(II) complexes based on 3,5-di-tert-octyl-o-benzoquinone (3,5-t-Oc-Q) have been synthesized. Derivatives of the composition (3,5-t-Oc-SQ)2Cu (I), (3,5-t-Oc-Cat)Cu(Phen) (II), (3,5‑t-Oc-Cat)Cu(DPQ) (III), an...
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Article
Preparation of Strontium Hexaferrite-Based Materials by Solution Combustion: Effects of Charges Arising in the Precursors and an External Magnetic Field
The generation of electric charges during the combustion of nitrate organic precursors in the synthesis of strontium hexaferrite SrFe12O19-based complex oxide materials, including those doped with lanthanum and c...
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Article
Synthesis of Copper(II) Oxide Nanoparticles by Anion-Exchange Resin-Assisted Precipitation and Production of Their Stable Hydrosols
Copper(II) oxide nanoparticles are promising materials for use in catalysis, biomedicine, and photovoltaics. They can also be used to prepare nanocomposites and hybrid nanoparticles. This paper presents a new ...
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Article
Effect of variable parameters on delayed droplet icing process in proton exchange membrane fuel cell flow channel
Modifying the characteristics of the flow channel is essential to retard or prevent icing and improve the low-temperature operational performance of proton exchange membrane fuel cells (PEMFCs). This paper pre...
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Article
Properties of Ti2CO2 and Ti2CO2/G heterostructures as anodes of sodium-ion batteries by first-principles study
In this study, the geometric and electronic properties of Ti2CO2 and Ti2CO2/G heterostructures as anode materials for sodium-ion batteries were systematically investigated using first-principles calculations. ...
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Article
Asymmetric catalytic synthesis of chiral covalent organic framework composite (S)-DTP-COF@SiO2 for HPLC enantioseparations by normal-phase and reversed-phase chromatographic modes
A novel CCOF core–shell composite material (S)-DTP-COF@SiO2 was prepared via asymmetric catalytic and in situ growth strategy. The prepared (S)-DTP-COF@SiO2 was utilized as separation medium for HPLC enantiosepar...
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Article
Effects of Dual-Frequency Ultrasonic Treatment on Functional and Cryoprotective Properties of Soy Protein Isolate–Curcumin Complexes
The present study investigated the effects of dual-frequency ultrasonic treatment on the functionality of soy protein isolate–curcumin complexes and their cryoprotective properties for beef myofibrillar protei...
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Article
Open AccessCorrection: Improving the enzymatic activity and stability of N‑carbamoyl hydrolase using deep learning approach
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Article
Oxidation of the Surface of Polycrystalline Boron
The growth of an oxide film on the surface of polycrystalline β-rhombohedral boron during thermal oxidation in air at temperatures of 400, 500, 600, and 700°C was studied using in situ single-wave ellipsometry...
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Article
ZIF-8 Template-Assisted Synthesis of Polyimide-Derived Nitrogen-Oxygen Co-doped Porous Carbon Microspheres for Supercapacitors
Nitrogen-oxygen co-doped porous carbon microspheres were synthesized through hydrothermal and carbonization processes using polyimide (PI) as the carbon precursor and a nitrogen-oxygen source. ZIF-8 was also u...
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Article
Quantitative Assessment of the Hydrate Shell Thickness of Lactose Monohydrate Molecules in Aqueous Solutions
The effect of solvents similar in physical properties to water on the formation of a hydrate shell around lactose monohydrate molecules has been studied by terahertz spectroscopy in transmission mode. A relati...
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Article
Research on the Application of Ionic Liquid Extraction Agent in the Enhanced Separation of Allyl Alcohol-Water Azeotropic System
Allyl alcohol is an important chemical intermediate widely used in the synthesis of pharmaceuticals, pesticides, and perfumes. Therefore, studying the efficient separation of the azeotropic system of allyl alc...
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Article
The State of Modifying Additives in Iron-Containing Zeolite Catalysts and of Coke Deposits Formed on Them During the Conversion of Straight-Run Gasoline
The state of iron-containing modifier additives (FeSiO3, FeC, fly ash) in zeolite catalysts was studied by high-resolution transmission electron microscopy. The nature of the carbon compaction products formed on ...
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Article
Salts of Organic Acids as Reducing Agents in Atom Transfer Controlled Radical Polymerization
Novel catalytic systems based on complexes of copper(II) bromide with polydentate nitrogen-containing ligands, tris[(2-pyridyl)methyl]amine and tris[(2-dimethylamino)ethyl]amine, and salts of organic acids (Ro...
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Article
Experimental and MD Studies of Sorption of n-Butanol and Butyl Acetate on the SiO2 Surface
The adsorption/desorption of n-butanol and butyl acetate on the SiO2 surface was studied experimentally by thermokinetic spectrometry and computer molecular dynamic (MD) simulations (temperature, energy, and stru...
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Article
Sorption Capacity of Polyampholytic Hydrogels with Respect to Dyes of Different Origins
The authors study the sorption capacities of polyampholytic hydrogels synthesized by modifying polyacrylamide with ethylenediamine, 1,3-diaminopropane, and 1,4-diaminobutane with respect to dyes of different o...
