Zobrazeno 1 - 10
of 64
pro vyhledávání: '"V.N. Chernikov"'
Depth distribution of deuterium atoms and molecules in beryllium oxide implanted with deuterium ions
Autor:
V.N. Chernikov, V.Kh. Alimov
Publikováno v:
Journal of Nuclear Materials. 273:277-284
In-depth concentration profiles of deuterium (D) in beryllium oxide (BeO) films implanted with 3 keV D ions at 300 and 700 K have been determined using SIMS and RGA (residual gas analysis) measurements in the course of surface sputtering. The microst
Publikováno v:
Journal of Nuclear Materials. 264:180-197
Due to their importance for tritium inventories in future DT fueled fusion machines, experimental data on H isotope diffusion, absorption and retention in deep traps (Eb ≅ 4.3 eV) of graphites exposed to hydrogen at elevated temperatures have been
Autor:
T. A. Burtseva, I.V. Mazul, A.E. Gorodetsky, A.P. Zakharov, N. N. Shipkov, V.N. Chernikov, V. F. Rybalko, A.V. Markin, G.D. Tolstolutskaya
Publikováno v:
Fusion Engineering and Design. 43:129-145
The experiments on large tokamaks on measuring the hydrogen isotope pressure in the near-wall or divertor plasma are briefly described. Based on the analysis of exchange fluxes between the plasma and the wall it is stated that the plasma action, with
Publikováno v:
Journal of Nuclear Materials. :694-699
Helium bubbles in beryllium implanted with 5 and 15 keV He ions at temperatures, T irr , from 300 to 700 K before and after post-implantation annealing at temperatures, T ann , up to 1100 K have been studied by TEM. Tiny overpressurized He bubbles ar
Publikováno v:
Journal of Nuclear Materials. 250:103-110
Helium-induced cavities in fusion materials are considered to be detrimental. Valuable information on He bubbles and on the basic mechanisms underlying their evolution is obtained by post-implantation annealing, subsequent to He implantation at about
Publikováno v:
Journal of Nuclear Materials. 244:1-15
A number of methods (TEM, SEM, optical microscopy, EPMA, XRDA) was applied to uncover the architecture and the microstructure of a carbon fibre composite developed in the Russian Federation for application in ITER. The results, especially on microstr
Autor:
S.L. Kanashenko, A.V. Markin, A.E. Gorodetsky, V.N. Chernikov, V.Kh. Alimov, A.P. Zakharov, I.B. Kupriyanov
Publikováno v:
Journal of Nuclear Materials. :860-864
An extensive TEM study of the microstructure of Be TIP-30 irradiated with 3 and 10 keV D ions up to fluences, Φ, in the range from 3 × 10 20 to 8 × 10 21 D/m 2 at temperatures, T irr = 300, 500 and 700 K has been carried out. Depth distributions o
Autor:
William R. Wampler, A.V. Markin, A.E. Gorodetsky, A.P. Zakharov, V.N. Chernikov, Barney Lee Doyle, S.L. Kanashenko
Publikováno v:
Journal of Nuclear Materials. :1207-1212
The experimental data on sorption and solubility of hydrogen isotopes in graphite in a wide ranges of temperature and pressure are reviewed. The Langmuir type adsorption is proposed for the hydrogen -- graphites interaction with taking into account d
Publikováno v:
Journal of Nuclear Materials. 228:47-60
An extensive TEM study of the microstructure of TIP-30 Be implanted with 3 and 10 keV D ions to fluences, Φ in the range from 3 × 1020 to 8 × 1021D/m2 at temperatures, Tirr = 300, 500 and 700 K has been carried out. Depth distributions of separate
Publikováno v:
Journal of Nuclear Materials. 227:157-169
Changes in the microstructure of edge oriented (EO) and basal oriented (BO) pyrolytic graphite (PG), implanted with 40 keV and 3.5 MeV helium ions, respectively, (in both cases at 300 and 770 K) have been investigated by transmission electron microsc