Zobrazeno 1 - 10
of 124
pro vyhledávání: '"S.G. Ionov"'
Publikováno v:
Protection of Metals and Physical Chemistry of Surfaces. 57:713-722
A synthesis method has been developed, and the electrochemical properties of a nanocomposite coating based on polyaniline (Pani) and thermally expanded graphite (TEG) on a substrate of anodized graphite foil in an aprotic lithium electrolyte have bee
Publikováno v:
Russian Journal of Electrochemistry. 55:215-221
The electrochemical properties of a polymer coating based on the triphenylamine derivative 4,4′,4″-tris(N, N-diphenylamino)triphenylamine (TDATA) and a composite material obtained in situ by oxidative polymerization of TDATA in the presence of si
Publikováno v:
Petroleum Chemistry. 53:612-618
The results of a study of C1-C4 alkane gas permeability and C5-C6 alkane and methanol vapor permeability through pressed foil based on exfoliated graphite with a density of 1 g/cm3 are presented. It has been found that the permeability of the studied
Publikováno v:
New carbon materials
Flexible graphite foil produced by rolling expanded graphite impregnated with boron oxide was analyzed by laser mass spectroscopy, X-ray photoelectron spectroscopy, scanning electron microscopy and thermogravimetry. It was shown that the modification
Autor:
D.V. Savchenko, I. V. Nikol'skaya, A. S. Tikhomirov, S.G. Ionov, V. V. Avdeev, Natalya E. Sorokina
Publikováno v:
Journal of Physics and Chemistry of Solids. 71:499-502
Here we report a physicochemical investigation of low-density carbon materials modified with pyrolytic carbon (PC). Exfoliated graphite (EG) obtained by nitrate expandable graphite thermal destruction was pressed into low-density graphite materials (
Publikováno v:
Inorganic Materials. 46:132-138
We report the first study of the mechanical and electrical properties of carbon-carbon composites based on flexible graphite foils modified with pyrolytic carbon. Our results demonstrate that slight densification with pyrolytic carbon enhances the ch
Publikováno v:
Inorganic Materials. 45:486-490
The thermophysical and mechanical properties of compacted expanded graphite (EG) were studied. The experimental results were interpreted with application of similarity theory. The compacted EG critical density corresponding to the observed jump in th
Autor:
Alexey V. Kepman, A. N. Seleznev, G. Van Tendeloo, S.G. Ionov, I.М. Afanasov, V.А. Morozov, V. V. Avdeev
Publikováno v:
Carbon
Exfoliated graphite samples (EG) with different bulk densities were prepared by the exfoliation of expandable graphite under a thermal shock regime. As a conductive filler, EG has been incorporated successfully into the coal tar pitch matrix by mecha
Autor:
V. V. Karlov, V. A. Anikeenko, S.G. Ionov, V. N. Levin, V. D. Prodan, N. S. Polyakova, E. S. Gulyaeva
Publikováno v:
Chemical and Petroleum Engineering. 43:740-743
An experimental assessment has been made of the conditions of sealing of detachable flanged joints with heat-expanded graphite (HEG) gaskets. Two types of gaskets have been investigated: HEG gaskets shielded (protected) by a thin corrosion-resistant
Publikováno v:
Chemical and Petroleum Engineering. 43:413-416
A method is proposed for determining the internal-friction coefficient fi.f of gland packing based on thermally expanded graphite (TEG). The fi.f calculations are based on experimental data for packing of three types: N1100, N1201, and N5001.