Kinetics of diffusion mass transfer during filtration drying of grain materials
?xperimental investigations concerning coefficient of moisture pore diffusion from grain during filtration drying. The coefficient of pore diffusion the model was used basing on the solution of differential equation under boundary conditions of the type.
Подобные документы
Ag-Ni alloy films were electrodeposited from an ammonia solution on copper substrates at various material ratios and current densities. Investigation of electrical conductivity and pH, formation of complexes with silver and nickel. X-ray diffraction.
??????, добавлен 16.01.2021Models of 5,10-methylenetetrahydrofolate in organic synthesis and their reactions. Syntheses using mononucleophiles and binucleophiles. Molecular mechanism of carbon transfer reactions. Designs of models of coenzyme 5,10-methylenetetrahydrofolate.
??????, добавлен 05.03.2013Justification of the qualitative composition of excipients for encapsulation in the production of "Apised" capsules – a new original medicine, created on the basis of: powder of natural honey and medicinal plant raw materials (hop cones, lavender).
??????, добавлен 29.10.2016Study of the electrochemical behavior of various anode materials in electrolytes containing trivalent chromium salts. Semiconductor properties of electrodes. The choice of the optimum anode material for the processes of chromium from electrolytes.
??????, добавлен 30.10.2016Chemical identification of polymer additives and its significance for links in the plastics supply chain. The effect of additives on the properties of materials and on the cost of production of polymers. Quantitative determination of polymer additives.
??????, добавлен 10.03.2019Study 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.
????, добавлен 22.11.2015The dissolution of the electrolyte causes a change in the structure of water depending on the nature of dissolved ions. The structural features of aqueous solutions of electrolytes. Temperature, pressure has a influence on the structure of electrolytes.
??????, добавлен 14.12.2024The objects of the cultural heritage discovered by archaeologists on the area of ancient Kyiv. The topographical examination the fragments of gold tissues (XI–XVI ad.). Content two kinds of materials: golden spiral threads and light colour flakes.
??????, добавлен 01.04.2014The dedicate this work to describing the state of the art in biopolymers. A short case studies developed by the team that currently composes LaBioS, cover several areas, ranging from drug release, through environmental recovery, to food security.
??????, добавлен 13.04.2022Oxidized with solution of hydrogen peroxide multiwalled carbon nanotubes (MWCNTs) were modified with 2-hydroxyethylmethacrylate (HEMA) or chitosan (CTS). Morphology and surface properties of the pristine and modified MWCNTs have been investigated.
??????, добавлен 03.04.2014Study films of CdxZn1-xTe solid solution, obtained by a close-spaced vacuum sublimation technique under different temperatures of glass substrate by energy dispersive analysis of X-rays, scanning electron microscopy and X-ray diffraction methods.
??????, добавлен 30.07.2016Investigation of the reaction of e-caprolactone with methacrylic acid. Synthesis of the compound chloride with polyethylene glycol ether. Peculiarities of surface active methacrylate monomer. Surface tension in aqueous solution in contact with air.
??????, добавлен 23.02.2016Systematic studies on the preparation of sodium silicate solutions of different compositions via the hydrothermal microwave treatment of perlite with an NaOH solution. The effect of various factors on the degree of SiO2 recovery and the reaction rate.
??????, добавлен 07.01.2017Crystals of the [Cu(C4H7N3S)Cl] (1)-complex were synthesized by solvothermal reaction of 2-amino-5-ethyl-1,3,4-thiadiazole (C4H7N3S) with CuCl in hydrochloric acid solution, and studied by X-ray diffraction. 3D hydrogen-bonded framework in complex.
??????, добавлен 23.02.2017The crystal structures of the Dy2M17 (M = Fe, Co, Ni) compounds were investigated from single crystal X-ray diffraction data (Th2Ni17 type structure, space group). The Dy2M17 binaries (M = Co, Ni) dissolve limited amounts of carbon, up to 0.2 (M = Co).
??????, добавлен 23.02.2017Dextran methacrylates were received by acylation of dextran with methacryloilchloride in the presence of tertiary amines in the DMF/LiCl solution. Dextran methacrylates, obtained in the presence of triethylamine, with DS over 0.5 were insoluble in water.
??????, добавлен 30.08.2016Discusses the amorphous materials in terms of absorption of electromagnetic infrared radiation as the integral characteristic of a photoelectric converter. The spectrum obtained experimentally was shown with the consideration of the main absorption peak.
??????, добавлен 30.07.2016The X-ray diffraction study of the isotypic structures of I and II reveals that the crystal structure consists of three structural units. The coordination polyhedron of the lanthanide atom. Atomic coordinates and equivalent displacement parameters.
??????, добавлен 23.02.2017Features of the laboratory experiment with exposure to cadmium salt solution and growth processes peroxidise activity in seedlings Pinus Sylvestris. Features of influence of cadmium ions on peroxidise activity and accumulation of 15-day-old cultures.
??????, добавлен 27.10.2016Alkylation of potassium 9-R1-10-R2-3-R-2-oxo-2?-[1,2,4]triazino[2,3-?]quinazolin-6-thiolates by N-cycloalkyl-(cycloalkylaryl-)-2-chloracetamides. Analizes of indicators of the antiviral activity of compounds 3.2 and 3.14 against influenza type A H3N2.
??????, добавлен 29.01.2016?omparative analysis the chemistry of technetium and rhenium ?arbonyl perchlorates [M(ClO4)(CO)5]. The descriptions of their molecular structure, physical properties, types of materials, methods and procedures for their synthesis and reactivity.
??????, добавлен 30.01.2014Synthesis semizwitterionic viologens for the crystal engineering of functional materials. Application of the control positions of molecules in crystals using hydrogen bonds. The triple helices had obtained by tunig the spacer between donor and acceptor.
??????, добавлен 17.02.2014Analyzing the results obtained, it can be assumed that studied structure of compound crystallizes in its own structural type. The study of crystal structure of a compound contributes to a better understanding of its physical properties (ferroelectric).
??????, добавлен 05.09.2022Synthesis methods development of ionic liquids based on quaternary ammonium salts, their application as components of the polymeric electrolytes for electrochemical devices. ?roperties of liquids depending on the structure of cationic and anionic parts.
??????, добавлен 20.03.2014Using of solid carbon in industrial branches. Analyzes of the unity of composition, molecular and supermolecular structure of shungite concentrate and silicon-carbon from rice hulls which provides their effective practical use in the same engineering.
??????, добавлен 02.04.2014