Types of chemistry
Study matter and change and the types of systems. Studying the molecules of life by organic chemistry. Identification and quantification of materials in a mixture in analytical chemistry. Chemical principles underlying basic biological systems.
Подобные документы
The technology for the synthesis of two coumarin-chalcone hybrids by means of Kleisen-Schmidt condensation between 3-acetylcoumarin with benzaldehyde and 4-chlorobenzaldehyde, respectively. Method of identification and control of a chemical process.
статья, добавлен 15.01.2021- 52. Study of processes during electrolysis of organic dye solution by means of ion-photon spectrometry
Spectral composition and quantum yield of radiation of the excited particles sputtered by an ion beam from surfaces of the dried sediment formed on electrodes at the electrolysis of the organic dye were studied by the method of ion-photon spectrometry.
статья, добавлен 27.07.2016 Study of synthesis of silica-based organic-inorganic hybrid materials with grafted 2-aminoethylpyridine functional groups. By elemental analysis to determine the composition of substances. Analysis of surface-structural characteristics of SiAEP.
статья, добавлен 02.04.2014Identification and characterization of phenotypic characteristics. Phylogenetic analysis of 16S rRNA genes, results of general chemical analysis of Bestobe deposits. Effect of different arsenic concentrations on the oxidative capacity of isolated strains
статья, добавлен 22.02.2021Film materials with ion-exchange properties based on polymer obtained by condensation of oligoepichlorohydrin epoxide and piperazine with chemical modification. Compounds that have different thermodynamic affinities with the polymer and with each other.
статья, добавлен 30.10.2016Study the chemical modification polyglycidyl phenolformaldehyde oligomers by methacrylic acid using a catalyst benzyltriethylammonium chloride. The influence of time, temperature on the rate of reaction between compounds. A structuring chemical mixtures.
статья, добавлен 23.02.2016Reactivity and Annulation of Another Ring to an Isoxazole Ring. Reactivity at the Ring Atoms. Reactivity of the Substituents. Syntheses of Condensed Heterocyclic Systems from Aminoisoxazoles. Ring Openings and Rearrangements. Synthesis of Aminoisoxazoles.
статья, добавлен 05.03.2013Monomers conversion dependence on reaction mixture composition. Consideration of the dependence cooligomer of and its characteristics, average molecular weight. Study of liquid products of pyrolysis of hydrocarbons: styrene and dicyclopentadiene.
статья, добавлен 23.02.2016The behavior of globular proteins and humic acids of coal in aqueous/oil and aqueous/graphene systems by means of tritium tracer. Obtaining of adsorption isotherms by liquid scintillation spectrometry of tritium either in traditional performance.
статья, добавлен 02.04.2014- 60. Review of graphene properties in view of its use as a substrate for matrix-free mass spectrometry
The graphene basic properties is given. The possible role of intrinsic and deliberately induced structural defects in electronic and chemical properties of graphene substrates. Optimized geometric structures for the Stone-Wales defect functionalized.
статья, добавлен 02.04.2014 This work analyzes ternary phase diagrams of magnesium with two rare-earth metals of different subgroups, conducted in IMET RAS in connection with the development of high-temperature magnesium alloys. A lot number of phase diagrams were discovered.
статья, добавлен 23.02.2017Research modifications in the process of protective coating forming while heating. Examination of interaction between silicium organic compounds based on the rich polymethylphenylsiloxane. Opportunities of their utilization for high-temperature.
статья, добавлен 24.02.2016Heterocycles with one, two, three and four heteroatoms. Fused heterocycles incorporating pyridine rings. Quinolines, isoquinolines, and their fused rings. Spiroheterocycles and a solvent-free one-pot reaction of a mixture of meldrum’s or barbituric acid.
учебное пособие, добавлен 05.03.2013Halogenated hydrocarbons and their wide use in industry as a coolant, electric insulation and separation of liquids. Studies on modification of thermoplastic materials, on the basis of a mixture of polypropylene and polyamide 6 armored basalt fibers.
статья, добавлен 27.07.2016A sample of Mg10Ir19B16, prepared from the elements by high-temperature treatment in sealed Ta containers. The chemical composition, confirmed by WDXS analysis. Electronic structure calculations and chemical bonding analysis by the ELI/ED approach.
статья, добавлен 23.02.2017The study and characterization of sustainable impact polyacrlic acid (anionic polymer) by adsorption on the surface of fumed silica (SiO). Monitoring changes in the suspension stability using a Turbiscan LabExpert with TLAb cooler cooling module at 25oC.
статья, добавлен 02.04.2014Carboxymethyl cellulose as the one of largest and most widely used ether. Creating a uniform distribution of reagents in the area of chemical reactions - the process which underlying the modeling of macrokinetics carboxymethylation of cellulose.
статья, добавлен 05.12.2018Chemical properties of sodium. Sodium compounds are important to the chemical, glass, metal, paper, petroleum, soap, and textile industries. History of appearance of sodium. The serum sodium and urine sodium.
реферат, добавлен 09.03.2010The technology of obtaining and comparative tests of the medical enterosorbents, activated coal and lignin enterosorbents. High activity lignin enterosorbents at the treatment of lacto-dependent diarrhoea. Physical-chemical features of enterosorbents.
статья, добавлен 02.04.2014The method of synthesis of fluorinated heterocycles. The use of mono- and 1,3-dicarbonyl substrates and their nitrogen-containing analogues. Biological activity, physical and chemical properties of heterocyclic compounds with perfluoroalkyl groups.
научная работа, добавлен 05.03.2013Studies on interactions of nanomaterials with components of biosystems, development of new medicines based on magnetite, their application efficiency, chemical engineering of multilevel magnetosensitive nanocomposites with a hierarchical architecture.
статья, добавлен 02.04.2014Corrosion of galvanized iron pin and cap as factors affecting the service life of porcelain insulators. Study of cap and pin corrosion mechanisms. Necessity of insulator replacement due to galvanic, electrolytic and crevice corrosion of pin and cap.
статья, добавлен 08.12.2024The interaction of CO molecules with clean and oxygen-modified Mo(110) surface has been investigated by means of density functional calculations. That on both clean and oxygencovered Mo(110) surfaces CO molecules are tilted with respect to the normal.
автореферат, добавлен 02.04.2014- 74. The experimental study of the effect of raleukin on development of dithizone diabetes in rabbits
Diabetes mellitus in the structure of endocrine diseases. The study of the effect of antioxidant properties of a biological product is a recombinant receptor antagonist Il-1 relacin and hypoglycemic action for major reaction non-enzymatic glycosylation.
статья, добавлен 29.01.2016 The way to save part of the energy released when hydrogen bonds are formed in the form of the energy intensity of their mesh. Conditions for the onset of synchronous transitions of protons from single molecules to molecules of the H-bond network.
статья, добавлен 10.05.2018