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коллекция "otherreferats"
Главная Коллекция "Otherreferats" Химия
  • 31. Adsorption of oxypropionic acid by Sokyrnytske’s deposit clinoptilolite

    The theoretical bases lactic acid adsorption at the mineral and carbon adsorbents. Influence of acidity on equilibrium and speed of absorption. Sorption facilities of zeolite to lactic acid in the static conditions. Adsorption capasity of adsorbents.

    статья (136,5 K)
  • 32. Adsorption of water on a cesium covered SrTiO3 (100) surface

    Experimental study of interaction of water with the substrate and the role of cesium as a promoter for the adsorption of water on the strontium titanate surface. Enhancement of the catalytic properties of metal oxides by the addition of alkali species.

    статья (464,9 K)
  • 33. Adsorptive modification of high-dispersed magnesium hydrosilicate

    The modification action of polyvinylpyrolidone on morphological peculiarities of magnesium hydrosilicate powder has been investigated. The most effective modification method is observed during joint precipitation of the system liquid components and PVP.

    статья (1,0 M)
  • 34. Advance in petroleum and gas industry and petrochemistry

    Short record of 7th international scientific-technical conference. Main topics of Conference’s program. Oil and gas processing, petrochemistry and coal chemistry, chemmotology of lubricants and technical liquids, ecological aspects of refineries.

    статья (32,0 K)
  • 35. Advances in the Chemistry of Naphthyridines

    Analysis, synthesis and properties of six isomeric heterocyclic systems containing two fused rings of pyridine with different relative positions of the atoms of nitrogen - naphthyridines. Physicochemical properties and reactivity of naphthyridines.

    дипломная работа (726,4 K)
  • 36. Advancing water quality prediction: the role of machine learning in environmental science scientific research group

    The importance of water quality. Applications of machine learning in water quality prediction. Challenges and limitations. Given these multifaceted impacts, the necessity for accurate and timely prediction of water quality cannot be overstated.

    статья (20,3 K)
  • 37. Alginate-hydroxyapatite beads for medical application

    Definition and characterization of the alginate-hydroxyapatite beads that potentially which can be used for drug release due to the adsorptive properties. Investigation and consideration of the main features of alginatecontrolled crystallization.

    статья (435,1 K)
  • 38. Algorithm of optimal solution search for the control with model system of methanol synthesis column

    The mechanism of development and implementation of the optimal synthesis search algorithm and analysis of gas costs. Features of control using the maintenance schedule. Technological process of methanol synthesis under conditions close to optimal.

    статья (251,0 K)
  • 39. Allosteric boosting of affinity sorption

    Preparative and research methods of biochemistry, molecular biology, and biotechnology. Application of the affinity of biological molecules to complementary structures. Consideration of using scheme for activation cascade of the blood clotting system.

    статья (122,9 K)
  • 40. Amaranthus cruentus как источник биогенного кальция

    Исследование содержания кальция в листьестеблевой массе растения Amaranthus cruentus. Изучение эффективности использования амаранта в качестве антацидного препарата. Особенности выхода кальция под действием различных органических и неорганических кислот.

    статья (51,1 K)
  • 41. Aminoisoxazoles: Preparations and Utility in the Synthesis of Condensed Systems

    Reactivity 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 (292,7 K)
  • 42. Analyses of paint materials by mean of gh-chromatography

    The problem of identification of paints according to the commodity nomenclature of foreign economic activity. Chemical composition are received, structures, and other organoleptic, physical and chemical parameters of production of paints and varnishes.

    статья (79,3 K)
  • 43. Analysis of structure formation peculiarities during hydration of oil-well cement with zeolitic tuff and metakaolin additives

    Investigations concerning the processes of plugging stone structure formation, using X-ray diffraction, electronic microscopy were implemented. Influence of active mineral additives of metakaolin on the properties of plugging mortar were established.

    статья (490,6 K)
  • 44. Annulated Heterocyclo-Purines I. Fused Five-Membered Heterocyclo-Purinediones, -Purinones, and -Purineimines

    Purines fused with five-membered heterocycles: pyrrolo-, oxazolo-, thiazolo-, imidazo-, pyrazolo-, triazolo- and tetrazolo-purines. Purines annulated with five-membered rings. Compounds with a greater selective efficacy without the unwanted side-effects.

    статья (506,4 K)
  • 45. Annulated Heterocyclo-Purines II: Fused Six- and More-Membered Heterocyclo-Purinediones, - Purinones and -Purineimines

    Purines Fused to Six-Membered Heterocycles. Pyrido-, pyridazino-, pyrimido-, pyrazino-, oxazino-, thiazino-, triazino-purines. Purines Fused to Seven- and Eight-Membered Heterocycles. Oxdiazocino- and Thiadiazocino-Purines Efforts to obtain compounds.

    статья (444,1 K)
  • 46. Anodes for a trivalent chromium electroplating bath

    Study 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.

    статья (637,9 K)
  • 47. Application of aluminium coagulants for the removal of sulphate from mine water

    The results of treatment of solutions with high sulphates concentration and the high level of water hardness. Reduction of secondary pollution by chlorides through the integrated use of the hydrochloride of aluminum and sodium aluminate coagulants.

    статья (231,5 K)
  • 48. Application of nanostructured tannin to livestock

    Dependence of the size of tannin nanocapsules on the nature of the shell. Considering the nanoparticle in guar gum having the lowest average value and the shell consisting of sodium alginate having the highest value. Properties of nanostructured tannin.

    статья (215,8 K)
  • 49. Biomedical applications of biodegradable polymers

    Utilization of polymers as biomaterials has impacted the advancement of modern medicine. Polymeric biomaterials that are biodegradable provide the significant advantage of being able to be broken down and removed after they have served their function.

    книга (773,6 K)
  • 50. Biopolymers as Multiplatform Materials to Improve Quality of Life and Well-Being

    The 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.

    статья (1,7 M)
  • 51. Biopolymers for seed presowing treatment

    The study of physico-chemical properties of modified forms of natural biopolymers – carboxymethyl cellulose and xanthan gums, their ability to film formation water-soluble polymeric compositions and the influence on growth and productivity of crops.

    статья (832,6 K)
  • 52. Biosorption of lead and copper by using orange and lemon peels

    The environmental pollution as a phenomenon of great concern worldwide. Industrial wastewater samples. Biosorption experimental procedure. System design laboratory. Chemical and physical measurements. The efficiency of laboratory design, main results.

    статья (136,3 K)
  • 53. Boiling and crystallization in three-phase two-components solution

    Study vapor dynamics and growth of crystals in the solution of the two components chemically neutral - water and sucrose. The conditions under which crystals can be transformed into a solution. Conservation equations for interfacial interactions.

    статья (409,2 K)
  • 54. Burst activity in pulse flows of neuronal populations

    The pattern of pulse flows of cortical neurons is a complicated phenomenon. Apart from properties of single neurons, action of a system of neuronal circuits reflected in organisation of spike bursts. Characteristics of burst activity before irradiation.

    статья (13,8 K)
  • 55. Bплив малих збурень на хаотичні режими перебігу автоколивальної хімічної реакції Бєлоусова–Жаботинського

    Експериментальне дослідження та чисельне моделювання впливу температури на складні режими в автоколивальній хімічній реакції Бєлоусова–Жаботинського, що каталізується іонами церію, в проточному реакторі постійного перемішування. Зміна швидкостей реакцій.

    автореферат (61,0 K)
  • 56. Ca2+/calmodulin-dependent phosphorylation of endocytic scaffold ITSN1

    Identification of Ca2+/calmodulin-dependent phosphorylation sites of scaffold ITSN1 by tandem mass spectrometry. An endocytic scaffold protein, functions of the synaptic transmission. The opportunities of Ca2+/calmodulin-dependent phosphorylation.

    статья (171,3 K)
  • 57. Calcium

    There are notable characteristics, occurrence, applications (compounds, H and K lines), history, compounds, isotopes, nutrition (dietary calcium supplements, prevention of fractures due to osteoporosis, possible cancer prevention, overdose) about calcium.

    реферат (1,6 M)
  • 58. Calculation of FeO-TiO2-Ti2O3 liquidus isotherms pertaining to high titania slags

    Physical parameter models. Thermodynamic parameter models. Brief review of the relationship between the solution model and phase equilibria. The modified quasi chemical (MQC) model. Basic quasi chemical theory. The modified binary quasi-chemical theory.

    статья (809,9 K)
  • 59. Calix[4]arene alfa-hydroxymethylphosphonic acids as potential inhibitors of protein tyrosyne phosphatases

    The combination of a macrocyclic platform and alfa-hydroxymethylphosphonate group for the inhibition activities of compounds. Computer-simulated docking studies using AutoDock 4.2 programme by the example of PTP1B. Stereoisomeric forms of the inhibitors.

    статья (479,2 K)
  • 60. Carbon monoxide oxidation using cobalt catalysts: a short review

    The preparation methods, and main characteristics of known catalysts for carbon monoxide oxidation have been examined. A short review in a tabular form which facilitates a quick view on catalysts for CO oxidation (mainly cobalt ones) is represented.

    статья (174,6 K)

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