106,259 Result(s)
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Article
Design, synthesis, characterization, and docking studies of hiherto unkown chlorinated thiazolidine, thiophene, and 2-iminochromene derivatives as protein-like protease inhibitors
The present work details the synthesis of several intriguing nitrogenous heterocycles utilizing a cyano-N-aryl-acetamide-reagent, notably chlorinated thiazolidine, thiophene and 2-iminochromene derivatives. Thus,...
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Article
Copolyaramide As a Barrier Material
The films of heterocyclic copolyaramide used at NPO OOO “LIRSOT” for the production of high-strength polyaramide threads are obtained, their gas transport characteristics for helium, oxygen, and carbon dioxide...
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Article
Behavior of Spin Probe TEMPO in Composites Based on Polypropylene with Different Content of Single-Wall Carbon Nanotubes
Mobility of a spin probe, 2,2,6,6-tetramethylpiperidine-1-oxyl, in the nanocomposites of isotactic polypropylene with single-wall carbon nanotubes has been studied. The nanotubes content has been varied from 1...
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Article
Green sonochemical synthesis of ZnCo2O4 decorated with carbon nanofibers for enhanced electrochemical detection of bisphenol A in food products
The facile sonochemical synthesis is reported of zinc cobalt oxide (ZnCo2O4) composited with carbon nanofiber (CNF). Structural, chemical, and morphological were characterized by X-ray diffraction (XRD), X-ray p...
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Article
Harnessing Hydrogen from the Cheese Whey Effluent in Dairy Industry: Aqueous-Phase Reforming of the Model Compound Lactose Using Pt-Ni/Cu-Al Hydrotalcite Catalyst
Cheese whey effluent (CWE) is a byproduct from cheese making industry having a high (50,000–100,000 mg/L) chemical oxygen demand (COD) which makes it mandatory to treat this effluent. Unlike the traditional me...
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Article
Diglycolamic acid coated TiO2 microspheres for efficient uptake of uranium (VI) from aqueous solutions
In this study, we report the facile synthesis of diglycolamic acid (DGA)-coated titanium dioxide (TiO2) microspherical nano-particles (TMP-DGA) for effective extraction of uranium (U(VI)) from aqueous solutions. ...
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Open AccessIn silico-guided discovery and in vitro validation of novel sugar-tethered lysinated carbon nanotubes for targeted drug delivery of doxorubicin
Multiwalled carbon nanotubes (MWCNTs) functionalized with lysine via 1,3-dipolar cycloaddition and conjugated to galactose or mannose are potential nanocarriers that can effectively bind to the lectin receptor...
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Article
Fire and Heat Retardant Polymer Materials and Coatings with Functionally Active Phosphorus–Boron–Nitrogen-Containing Components
Novel phosphorus–boron–nitrogen-containing products have been developed that promote intumescing and charring of polymer compositions exposed to flame and enhance their fire and heat protective and adhesive ch...
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Synthesis of copolymer of aniline-o-phenylenediamine using nonionic surfactant Triton X-100: analysis of electrical conductivities and supercapacitor properties
A porous structure of copolymer poly (aniline-co–o-phenylenediamine) has been fabricated by chemical oxidation process with nonionic surfactant Triton X-100. Different ratios of monomers (1:9, 5:5 and 9:1) hav...
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Open AccessAggregation behaviour of radiolytically degraded diglycolamide based solvent system
The 0.1 M TODGA + 0.2 M DOHyA/n-DD phase was irradiated to various absorbed dose levels and the extraction behaviour of nitric acid and Nd(III) in the irradiated organic phases were studied. The organic phase was...
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Article
Molecular Basis of Asphaltene Stability
The instability of asphaltenes in crude oils, manifested in their precipitation, is a major production issue that may arise both during the recovery and processing of petroleum feedstocks. The purpose of this ...
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Article
CoMo Sulfide Catalysts Supported on Natural Halloysite Nanotubes: Dealumination as an Effective Approach to Improve Catalytic Performance
–CoMo sulfide catalysts supported on aluminosilicate halloysite nanotubes (CoMoS/HNT) and on dealuminated halloysite nanotubes (CoMoS/HNT(deAl)) were synthesized by incipient wetness impregnation using pseudob...
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Article
Open AccessCorrosion resistance of aluminum against acid activation in 1.0 M HCl by symmetrical ball − type zinc phthalocyanine
The inhibition effect of symmetrical Ball − type Zinc Phthalocyanine on Aluminum in 1mol/L hydrochloric acid was analyzed by electrochemical techniques. A novel ball-type zinc phthalocyanine (Zn-Pc) inhibitor ...
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Article
Andean Crops Germination: Changes in the Nutritional Profile, Physical and Sensory Characteristics. A Review
Andean crops such as quinoa, amaranth, cañihua, beans, maize, and tarwi have gained interest in recent years for being gluten-free and their high nutritional values; they have high protein content with a well-...
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Article
Specific Features of Realizing the Generation Potential of Carbonate and Carbonate–Siliceous Domanik Rocks by Treatment with Sub- and Supercritical Water
Comparative studies on transformation of the organic matter (OM) of high-carbon carbonate–siliceous–clay rock with Соrg 7.07% and low-carbon carbonate rock with Соrg 0.33% from Domanik deposits in Tatarstan in su...
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Article
Enhancement in performance of the PVC/nanoclay mixed matrix nanofiltration membrane
Structural and functional properties of a membrane describe its quality necessary to achieve the defined performance. Preparation of mixed matrix membrane (MMM) was performed considering the non-solvent induce...
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Ab initio investigation of the geometrical behavior in solution and electronic structure of the anion complexes [bis(1,3-dithiole-2-thione-4,5-dithiolate)M], for M = Bi(III), Sb(III), and Zn(II)
1,3-Dithiole-2-thione-4,5-dithiolate (dmit) ligands are known for their conductive and optical properties. Dmit compounds have been assessed for use in sensor devices, information storage, spintronics, and opt...
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Open AccessA Comprehensive Investigation of Nanocomposite Polymer Flooding at Reservoir Conditions: New Insights into Enhanced Oil Recovery
Recently, the polymer-nanoparticle combination has garnered significant interest in enhanced oil recovery (EOR) due to its promising experimental results. However, the previous research was mostly directed at ...
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Article
Microstructure Analysis of Silicon Nanowalls: Insights from Positron Beam Doppler Broadening Measurements
Silicon nanowalls atop the (100) – oriented boron doped P-type (1–10 Ω-cm) single crystalline silicon wafers were prepared using a metal assisted chemical etching route for different durations 1, 5, 15, and 30...
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Article
Covalent immobilization of bovine serum albumin on the magnetic chitosan biopolymer for the Cu ions decoration and investigation of its catalytic efficiency
In this work, chitosan was cross-linked with dialdehyde chitosan to stabilize it and also provide aldehyde segments for the further functionalization with bovine serum albumin. Then, the magnetization procedur...
