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Novel dummy molecularly imprinted polymer for simultaneous solid-phase extraction of stanozolol metabolites from urine
Stanozolol, a synthetic derivative of testosterone, is one of the common do** drugs among athletes and bodybuilders. It is metabolized to a large...
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Thermal Analysis of Processes at the Solid-Phase Synthesis of Lithium-Titanium Ferrite
AbstractIn this study, the reactivity of a Fe 2 O 3 –Li 2 CO 3 –TiO 2 mixture with different initial densities was investigated by thermal and kinetic...
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Phase Transformations Accompanying High-Temperature Nitridation of Zr–Nb Alloys
Abstract—Zr–Nb–N nitride ceramics have been prepared via nitridation of rolled Zr–Nb solid solutions at temperatures of 1700, 1900, and 2400°C. We...
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A review of the modern principles and applications of solid-phase extraction techniques in chromatographic analysis
Analytical processes involving sample preparation, separation, and quantifying analytes in complex mixtures are indispensable in modern-day analysis....
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Quinoxaline core-conjugated microporous polymer coating for highly sensitive solid-phase microextraction of phthalate esters in liquid food samples
Conjugated microporous polymers (CMPs) have been widely used in various fields as a new class of porous materials. In this study, a quinoxaline-based...
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Study on the Synthesis and Performance Evaluation of a Composite High-Temperature Flushing Isolation Fluid Stabilizer
Under ultra-high temperature and high-density conditions, most existing wash isolation liquid suspending agents have limited suspension capabilities...
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Nanocomposite microbeads made of recycled polylactic acid for the magnetic solid phase extraction of xenobiotics from human urine
Nanocomposite microbeads (average diameter = 10–100 µm) were prepared by a microemulsion-solidification method and applied to the magnetic...
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Influence of Conditions of Self-Propagating High-Temperature Synthesis on Phase Composition and Structure of Materials Based on Ti–B
AbstractThe results of studying the effect of shear deformation and the medium on the phase composition and structure of materials based on Ti–B...
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Ionic liquid-modified UiO-66-NH2 as sorbent of dispersive solid-phase extraction for rapid adsorption and enrichment of benzoylurea insecticides
Ionic liquid (IL)-modified UiO-66-NH 2 composite was prepared and used as sorbent of dispersed solid-phase extraction (dSPE) for extracting trace...
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Evaluation of the Molecular Interaction Between CCN Protein and Its Binding Partners: A Solid-Phase Binding Assay and Surface Plasmon Resonance
CCN proteins are known to bind to various growth factors, cytokines, and membrane proteins. Since these bindings are closely involved in the function...
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Determination of Phenolic Compounds in Hypericum perforatum L. Aqueous Extracts by Gas Chromatography–Mass Spectrometry Using Solid-Phase Analytical Derivatization
AbstractWe studied the gas chromatographic determination and identification of phenolic compounds in aqueous extracts of St. John’s wort ( Hypericum...
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Novel chemically cross-linked self-molding particulate sorbents as solid-phase extraction media
Here, we describe novel, chemically cross-linked, self-molding particulate polymer sorbents that are utilized as a molding-type solid-phase...
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Nanocluster superstructures assembled via surface ligand switching at high temperature
Superstructures with nanoscale building blocks, when coupled with precise control of the constituent units, open opportunities in rationally...
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High Temperature Tensile Behaviour of Ceramic-Hybridized Metal Matrix Composites for Above-Room-Temperature Applications
The main aim of this study was to produce hybrid metal matrix composites (HMMCs) using the stir casting method, by integrating different ceramic...
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Conventional and Dispersive Solid Phase Extraction Clean-Up Approaches for the Simultaneous Analysis of Tetracyclines and Sulfonamides in a Variety of Fresh Vegetables
The extensive use of antibiotics in agriculture has led to the occurrence of residual pharmaceuticals in various vegetables frequently consumed by...
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High-Temperature Heat Capacity and Thermodynamic Functions of the LiNaGe4O9 Germanate
Abstract—Lithium sodium tetragermanate, LiNaGe 4 O 9 , has been prepared by solid-state reaction, by sequentially firing stoichiometric mixtures of Li 2 CO
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Solid Phase ZSM-5 Synthesis from Coal Gasification Coarse Slag
PurposeA novel method is reported for preparing single-phase ZSM-5 molecular sieves by solid-phase, non-caustic soda-mediated synthesis using...
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Solid-Phase Reactions of Humic Acids with Sodium Percarbonate as a Way to Study Processes Occurring on the Mechanochemical Oxidation of Brown Coal
AbstractThe reactions of humic acids in a pure form and in the composition of coal with sodium percarbonate occurring on solid-phase mechanochemical...
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Slice-layer COFs-aerogel: a regenerative dispersive solid-phase extraction adsorbent for determination of ultra-trace quinolone antibiotics
A novel type of three-dimensional network structure, covalent organic frameworks (COFs) aerogel, was fabricated and applied to dispersive solid-phase...
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Cadmium determination at trace levels in lake water samples by cold vapor generation-atomic absorption spectrometry after magnetic dispersive solid phase extraction
This study established an analytical method based on manganese ferrite based magnetic dispersive solid phase extraction (MDSPE) before cold vapor...
