Zobrazeno 1 - 10
of 22
pro vyhledávání: '"R. M. Usmanov"'
Publikováno v:
Lobachevskii Journal of Mathematics. 43:410-415
Publikováno v:
Journal of Engineering Physics and Thermophysics. 94:1519-1525
A mathematical model of unsaturated filtration in swelling soils has been developed under the conditions of constancy of the entire volume of the medium. On the basis of the developed model, a solution to the problem on capillary rise of moisture in
Publikováno v:
Lobachevskii Journal of Mathematics. 42:142-147
A mathematical model of unsaturated filtration in swelling soils under conditions of constant volume of the medium as a whole has been developed. On the basis of the developed model, a solution to the problem of capillary rise of moisture in swelling
Publikováno v:
Lobachevskii Journal of Mathematics. 40:2077-2083
Processes of mass transfer (primarily swelling and hydration/dehydration metamorphic processes) between underground fluid and solid phase in porous media in various kinds of rocks (primarily, sedimentary rocks) is examined. Penetration of water in sw
Autor:
R. M. Usmanov, M. G. Khramchenkov
Publikováno v:
WATER-ROCK INTERACTION: GEOLOGICAL EVOLUTION
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::653ecf5039ba87bc2b0e4ba4dda32607
https://doi.org/10.31554/978-5-7925-0584-1-2020-313-316
https://doi.org/10.31554/978-5-7925-0584-1-2020-313-316
Publikováno v:
IOP Conference Series: Earth and Environmental Science. 939:012051
Presowing treatment of cotton seeds with a physical factor (low-frequency electromagnetic field - LF EMF) and a chemical compound (glycyrrhizic acid - GzA) and sowing them under conditions of optimal and limited water supply showed that different var
Autor:
R M Usmanov, O A Sofinskaya
Publikováno v:
Journal of Physics: Conference Series. 1838:012028
Quaternary diluvium soil samples were tested for particles’ cohesion, contact angle, porosity and their geoengineering properties were compared. The effect of particle size, applied external pressure, hy dration and the presence of organomineral su
Publikováno v:
IOP Conference Series: Earth and Environmental Science. 516:012024
A comparative study of the influence of microorganisms on physical-chemical clays’ properties at different lithogenetic stages concerned the formation of contact strength between particles was carried out. Natural samples were taken for experiments
Publikováno v:
Russian Journal of Applied Chemistry. 82:1160-1163
Results of a solid-phase synthesis of polycrystalline sodium-bismuth tungstate NaBi(WO4)2 from NaNO3, Na2WO4, Bi2O3, and WO3 are presented. The optimal synthesis conditions are determined and a technological flow chart for synthesis of a single-phase
Publikováno v:
Russian Journal of Applied Chemistry. 81:1885-1889
The results of microwave (at a frequency of 2.45 GHz) synthesis of BaTiO3, SrZrO3, and NaIn(WO4)2 are compared with those of the common solid-phase synthesis.