Zobrazeno 1 - 10
of 19
pro vyhledávání: '"V. S. Nefedov"'
Publikováno v:
Automatic Control and Computer Sciences. 55:1209-1214
Autor:
V. S. Nefedov
Publikováno v:
Combustion, Explosion, and Shock Waves. 54:570-579
A key issue for explaining bursts and explosions of high explosives (HEs) under low-velocity mechanical impacts with registered time delays is the formation of local high-temperature regions. It is demonstrated by an example of HMX that the required
Autor:
V. S. Nefedov, R. A. Brazhe
Publikováno v:
Physics of the Solid State. 56:626-630
The temperature dependences of the thermal conductivity of planar and nanotubular supracrystalline structures have been calculated at temperatures below the Debye temperature using the Landauer approach for the ballistic conductance of one-dimensiona
Autor:
R. A. Brazhe, V. S. Nefedov
Publikováno v:
Physics of the Solid State. 54:1528-1531
A principally new method of numerical calculation of the surface thermal conductivity of single-layer nanotubes taking into account their monoatomic thickness has been proposed. The method has been tested for graphene and cupracrystalline carbon nano
Autor:
V. S. Nefedov, Andrei Panin
Publikováno v:
Water Resources. 37:16-32
The geomorphological and altitudinal positions of occupational layers corresponding to 1224 colonization epochs at 870 archaeological sites in river valleys and lake depressions in southwestern Tver province. A series of alternating low-water (low le
Publikováno v:
Journal of Magnetism and Magnetic Materials. :1217-1220
The structure and magnetic properties of Fe 2 O 3 and Fe powders as well as their mixtures, subjected to treatment in a high-energy ball mill, were studied. It was shown that the phase composition of all the starting materials (except that of the Fe
Publikováno v:
Journal of Magnetism and Magnetic Materials. :586-589
In the present work a study of phase composition and structure parameters influence on the magnetic properties of nanocrystalline Nd–Fe–B alloys was carried out. The alloys studied were produced by various techniques such as a centrifugal sprayin
Publikováno v:
Physics of the Solid State. 54:1430-1432
A method has been proposed for calculating the two-dimensional Young’s modulus and the Poisson’s ratio for planar and nanotubular structures through the components of the two-dimensional elastic rigidity tensor obtained by numerical methods. The
Publikováno v:
Metal Science and Heat Treatment. 47:467-469
The structure and magnetic properties of highly coercive alloys of the Nd - Fe - B system after mechanochemical synthesis in a high-power ball mill and subsequent annealing are studied.
Publikováno v:
Metal Science and Heat Treatment. 44:386-388
The structure and magnetic properties of rapidly hardened powders from alloys based on Nd2Fe14B compounds are studied. Centrifugally sprayed powders with a multiphase structure bearing Nd2Fe14B, Nd(OH)3, and α-Fe phases are described. A decrease in