Zobrazeno 1 - 10
of 17
pro vyhledávání: '"E. V. Shelekhov"'
Autor:
T. V. Zakharova, M. R. Kiselev, E. V. Shelekhov, A. D. Aliev, N. A. Zakharov, L. I. Demina, E. M. Koval, N. T. Kuznetsov, M. A. Orlov, V. V. Matveev
Publikováno v:
Russian Journal of Inorganic Chemistry. 66:305-312
The co-precipitation of calcium hydroxyapatite Ca10(PO4)6(OH)2 (HA) and natural biopolymer, potassium alginate (PA) [C6H7KO6]n, from an aqueous solution of the CaCl2–(NH4)2HPO4–NH3–[C6H7KO6]n–H2O system (25оC) was used to synthesize HA/PA or
Autor:
Igor A. Perezhogin, N. S. Trutnev, E. V. Shelekhov, E. A. Trusova, A. M. Afzal, D. D. Titov, A. N. Kirichenko
Publikováno v:
Nanoscale Advances. 2:182-189
Nanostructured composite particles of nano- and submicron sizes were synthesized by a combination of sol-gel and sonochemical techniques. Their graphene content was 0.8-0.9 wt%. These layered particles consisted of graphene sheets in which zirconia n
Publikováno v:
Inorganic Materials: Applied Research. 9:559-565
The background temperature of milling bodies and processed material is analyzed using calorimetric measures and methods of melting of reference substances during mechanical alloying of powders in planetary ball mill. It is shown that estimation of th
Autor:
A. M. Safonova, Nikolay T. Kuznetsov, E. V. Shelekhov, A. D. Aliev, V. V. Matveev, M. R. Kiselev, T. V. Zakharova, M. A. Orlov, L. I. Demina, N. A. Zakharov
Publikováno v:
Russian Journal of Inorganic Chemistry. 62:1162-1172
Composites comprising micrometer-sized carbon fibers (CFs) and biocompatible nanocrystalline calcium hydroxyapatite Ca10(PO4)6(OH)2 (HA, NCHA), containing 1.0, 2.0, and 5.0 wt % CFs, have been synthesized in the course of precipitation from aqueous s
Autor:
E. V. Shelekhov, V. A. Popov
Publikováno v:
Journal of Surface Investigation: X-ray, Synchrotron and Neutron Techniques. 11:322-325
The disintegration of agglomerates of nanodiamond reinforcing particles in a metal matrix upon mechanical alloying is studied. This process is shown to be influenced by phase transformations in the matrix. A hypothesis is suggested that the disintegr
Publikováno v:
Nanotechnologies in Russia. 9:325-338
An approach is proposed to the creation of laboratory technology of ultradispersed VI and VIII groups metal oxide powders, as well as composites based on them, intended to provide a broad range of fine-grained ceramics. The study covers the modified
Publikováno v:
Refractories and Industrial Ceramics. 55:20-22
Results are presented for a study of phase transformations during synthesis of α-Al2O3 from dehydrated alumogel. It is shown that introduction of α-Al2O3 seeding crystals into gel does not affect the temperature for initiation of transformation of
Autor:
G. S. Milovzorov, V. Yu. Zadorozhnyi, Yu. A. Skakov, S. D. Kaloshkin, A. V. Tikhomirov, E. V. Shelekhov, A. A. Aksenov
Publikováno v:
Russian Journal of Non-Ferrous Metals. 49:193-198
The macroscopic temperature of mechanical alloying (MA) in a planetary mill with a ball load and quasi-cylindrical grinding body (QGB) is evaluated by the method of computer simulation and experimental measurements. It is determined that MA with a QG
Autor:
S.D. Kaloshkin, Andrey A. Stepashkin, V. V. Cherdyntsev, A. I. Laptev, I. A. Tomilin, E. V. Shelekhov, V. D. Danilov
Publikováno v:
The Physics of Metals and Metallography. 104:497-504
The structure and properties of metal-matrix Al/Al-Cu-Fe-quasicrystal composites produced by compacting mechanically alloyed powders have been studied. An increase in the time of mechanical alloying was found to lead to an increase in the microhardne
Publikováno v:
Russian Chemical Bulletin. 55:949-954
The first cycles of hydrogen absorption-desorption in LaNi5-H2 and LaNi4.5Cu0.5-H2 systems were studied using Tian-Calvet differential heat-conduction microcalorimetry, volumetric measurements, and powder X-ray diffraction. The diffraction profiles w