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  1. No Access

    Article

    Dechlorination of contaminated sediments of Ionian Sea

    Natural dredged sediments contaminated by PCBs from the heavy industrialized harbor of Taranto (S. Italy) on the Ionian Sea, previously dechlorinated by mechanical activation in different ball mills (SPEX and ...

    V. A. Drebushchak, G. Intini, L. Liberti… in Journal of Thermal Analysis and Calorimetry (2007)

  2. No Access

    Article

    Grinding of drugs with pharmaceutical excipients at cryogenic temperatures

    The effect of cryogenic grinding on the indomethacin (IMC) and its mixtures with polyvinylpyrrolidone (PVP) was studied by powder X-ray diffraction and differential scanning calorimetry. Cryoground mixtures we...

    T. P. Shakhtshneider, F. Danède, F. Capet… in Journal of Thermal Analysis and Calorimetry (2007)

  3. No Access

    Article

    Grinding of drugs with pharmaceutical excipients at cryogenic temperatures

    The effect of cryogenic grinding on the piroxicam and its mixtures with polyvinylpyrrolidone (PVP) was studied by powder X-ray diffraction and differential scanning calorimetry (DSC). The crystallization of th...

    T. P. Shakhtshneider, F. Danède, F. Capet… in Journal of Thermal Analysis and Calorimetry (2007)

  4. No Access

    Article

    Diffusional-kinetic model of the joint dissolution of interacting poorly soluble substances

    A model of the dissolution and interaction of two poorly soluble substances with the formation of a readily soluble product was developed. The kinetic characteristics of the process were described for the diss...

    S. A. Chizhik, V. V. Boldyrev… in Russian Journal of Physical Chemistry A (2007)

  5. No Access

    Article

    Highly dispersed ferromagnetic systems based on superparamagnetic nickel particles and Li-Al double hydroxides

    V. P. Isupov, L. E. Chupakhina, R. P. Mitrofanova… in Doklady Physical Chemistry (2007)

  6. No Access

    Article

    Thermoanalytical investigation of drug–excipient interaction

    Piroxicam–excipient (chitosan or cellulose) mixtures after mechanical activation were investigated using DSC. Crystallization of amorphous piroxicam was detected near 80°C in the mixtures of the components act...

    V. A. Drebushchak, Tatyana P. Shakhtshneider… in Journal of Thermal Analysis and Calorimetry (2006)

  7. No Access

    Article

    Chemical interaction of Cu-In, Cu-Sn, and Cu-Bi solid solutions with liquid Ga-In and Ga-Sn eutectics

    The reactions of copper-based Cu-In, Cu-Sn, and Cu-Bi solid solutions with liquid Ga-In and Ga-Sn eutectics have been studied in situ by synchrotron x-ray diffraction. The results indicate that the dynamics of...

    A. I. Ancharov, T. F. Grigorieva, S. V. Tsybulya, V. V. Boldyrev in Inorganic Materials (2006)

  8. No Access

    Article

    Anodic dissolution of magnetic layers based on cobalt and nickel in conditions of electrodeposition of multilayered nanostructures by a single-bath method

    Methods of quartz microgravimetry (in solutions containing no copper ions) and strip** voltammetry (in copper-containing solutions) are used to study the process of anodic dissolution of thin deposits of pur...

    S. N. Ovchinnikova, A. I. Maslii, V. V. Boldyrev in Russian Journal of Electrochemistry (2006)

  9. No Access

    Article

    Preparation and electrical erosion resistance of TiB2/Cu nanocomposites

    A procedure is described for producing nanocomposite TiB2/Cu powders containing up to 57 vol % TiB2. Using shock compression of composite powders, we have prepared electrode materials offering enhanced electrical...

    O. I. Lomovskii, V. I. Maly, D. V. Dudina, M. A. Korchagin… in Inorganic Materials (2006)

  10. No Access

    Article

    Thermoanalytical investigation of drug-excipient interaction

    Cellulose, chitosan and piroxicam were investigated by TG and DSC at heating up to 215°C, and by X-ray powder diffraction before and after the heating.

    V. A. Drebushchak1, T. P. Shakhtshneider… in Journal of Thermal Analysis and Calorimetry (2006)

  11. No Access

    Article

    Low-temperature crystallization of mechanically amorphized graphite

    Mechanically amorphized graphite partially crystallizes at 1400°C, which is substantially lower than the crystallization temperature of amorphous carbon (soot). The extent of crystallization as a function of m...

    D. V. Surov, O. I. Lomovskii, V. V. Boldyrev in Inorganic Materials (2006)

  12. No Access

    Article

    Initial steps of dissolution of monoclinic and rhombic crystals of paracetamol

    The initial steps of dissolution of Paracetamol (monoclinic and rhombic modifications) in a series of solvents (10% solutions of acetic anhydride, pyridine, 1,4-dioxane, morpholine, and N-methylmorpholine in CCl4

    M. A. Mikhailenko, T. P. Shakhtshneider… in Russian Journal of General Chemistry (2006)

  13. No Access

    Article

    The investigation of ancient pottery

    Ancient ceramic samples (single fragments and different parts of pots, unbroken and repaired; total about 180 samples) dated from the transitional period of late Bronze to early Iron Age (VIII-VI centuries BC)...

    V. A. Drebushchak, L. N. Mylnikova… in Journal of Thermal Analysis and Calorimetry (2005)

  14. No Access

    Article

    The investigation of ancient pottery

    Ancient ceramic samples (single fragments and different parts of pots, unbroken and repaired; total about 180 samples) dated from the transitional period of late Bronze to early Iron Age (VIII-VI centuries BC)...

    V. A. Drebushchak, L. N. Mylnikova… in Journal of Thermal Analysis and Calorimetry (2005)

  15. No Access

    Article

    Solid-phase mechanochemical incorporation of a spin label into cellulose

    Samples of cellulose labeled with stable nitroxyl radicals were prepared by mechanochemical synthesis. The samples were studied by IR and EPR spectroscopies, X-ray phase analysis, and electron microscopy. The ...

    A. V. Dushkin, I. B. Troitskaya, V. V. Boldyrev… in Russian Chemical Bulletin (2005)

  16. No Access

    Chapter and Conference Paper

    Hydriding Properties of Magnesium-Salt Mechanical Alloys

    Mechanical alloying of magnesium with inorganic salt addition has been demonstrated to promote metal powdering and modify the metal surface. This leads to an acceleration of the hydriding and dehydriding react...

    E. Yu. Ivanov, I. G. Konstanchuk… in Hydrogen Materials Science and Chemistry o… (2005)

  17. No Access

    Article

    Mechanochemical Synthesis of Wüstite, Fe1 – x O, in High-Energy Apparatuses

    It is shown that high-energy milling of Fe2O3 + Fe mixtures leads to the formation of nanocrystalline, metastable wüstite Fe1 – x O. Its stoichiometry varies systematically with processing time.

    D. A. Emel'yanov, K. G. Korolev, M. A. Mikhailenko, A. V. Knot'ko… in Inorganic Materials (2004)

  18. No Access

    Article

    Production of Powder Electroluminophors Based on Zinc Sulfide under Combustion Conditions

    R. K. Tukhtaev, A. I. Gavrilov, V. V. Boldyrev… in Doklady Physical Chemistry (2004)

  19. No Access

    Article

    Segregation of sp Elements to Grain Boundaries of the α-Fe Nanostructure under Mechanical Alloying

    E. P. Elsukov, G. A. Dorofeev, V. V. Boldyrev in Doklady Chemistry (2003)

  20. No Access

    Article

    On the synthesis of sulphides in combustion regime

    The present investigation deals with combustion (in inert atmosphere) of mixtures based on metal nitrates and sulphur-containing compounds possessing reductive properties, such as ammonium thiocyanate, thiosem...

    V. V. Boldyrev, R. K. Tukhtaev… in Journal of Thermal Analysis and Calorimetry (2003)

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