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сколько стоит заказать работу? коллекция "revolution"
Главная Коллекция "Revolution" Химия
  • 101. Enhancement of the base for 3,7-disubstituted [1,2,4]triazolo[4,3-a]pyrazin-8(7H)-one derivatives as promising pharmaceutical agents

    Testing scheme of the synthesis of ester atsalamov acids and subsequent cyclization of the intermediate 3-hydrazinopyridazine-2-ones with carbonyl-containing compounds to provide chemical diversity of the final products containing a practical substitute.

    статья (330,7 K)
  • 102. Enhancement of the hydrogen sorption on mesoporous carbon by doping with palladium nanoparticles

    Using the matrix synthesis protocol of Ryoo for the preparation of highly ordered cubic mesoporous carbon using mesoporous silica as a template, in order to prepare palladium-doped. Analyzes formation of mesoporous carbon followed by X-ray diffraction.

    статья (202,3 K)
  • 103. Epoxy resins chemical modification by dibasic acids

    Kinetic regularities of epoxy resins modification by aliphatic and aromatic dibasic acids have been studied. The effective rate constants and activation energies of the reactions between epoxy resin and acids by different nature have been calculated.

    статья (174,0 K)
  • 104. Examination of absorption spectra of amorphous silicon in the infrared range

    Discusses 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.

    статья (449,0 K)
  • 105. Experimental study of synthesis polymer based on maleic acid and 2-methylquinoxaline 1,4-dioxide using photocatalysis

    Synthesis of a polymer by the reaction between maleic acid and 2-methylquinoxaline 1,4-dioxide. Using photocatalysis during synthesis. The reaction of the polymer with maleic acid molecules. Determination of the reaction mechanism and polymer structure.

    статья (858,4 K)
  • 106. Eлектрохiмiчна регенерація водних розчинів перйодату натрію у синтезі діальдегід крохмалю

    Електрохiмiчна регенерація розчинів у виробництві оксидованих полiсахаридiв. Процес окислення йодат-іонів до перйодат-iонiв на платинових та дiоксидсвинцевих титанових анодах. Ефективність анодних матеріалів. Ітенсифiкуючий вплив домішків хлорид-iонiв.

    автореферат (60,2 K)
  • 107. Factors that Affect the Rate of a Chemical Reaction

    Brief biographical information about the life of F. Haber - a German chemist and Nobel laureate. Investigation the reaction of nitrogen with hydrogen, which produces ammonia. The essence of Le Chatelier's Principle. The main function of the catalyst.

    реферат (13,7 K)
  • 108. Famous chemists

    Dmitro Ivanovich Mendeleev - the great Russian scholar and lexicographer, chemist and physicist, engineer, geologist and even a meteorologist. Mikhail Lomonosov. Ukrainian chemist - Ivan Gorbachevski. Amedeo Avogadro. Ernest Rutherford. Robert Boyle.

    презентация (549,9 K)
  • 109. Features of Ni/NiO nanopowder synthesis by thermal decomposition of nickel acetate amines: effect of annealing temperature and duration and ammonia content on powder composition and particle size

    The using nickel powders as electrode materials in multilayered ceramic capacitors. Development of technology of Ni/NiO nanopowders obtaining with particle size of 20 nm and minimal impurities content. The analyses of powder microstructure the products.

    статья (522,0 K)
  • 110. Fillers and additives in plastics

    Plastic additives as a wide range of chemicals used by resin manufacturers, compounds and manufacturers to improve the properties, processing and characteristics of polymers. Features of their chemical composition and conditions of effective use.

    статья (14,4 K)

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