Zobrazeno 1 - 10
of 19
pro vyhledávání: '"A. V. Grebenyukov"'
Publikováno v:
Российский паразитологический журнал, Vol 13, Iss 1, Pp 36-40 (2020)
The purpose of the research is to study of the infection rate of freshwater mollusks and carp fish by trematodes transmitted by fish in the Psel and Seym basins in the Kursk region.Materials and methods. Helminthological material was collected from c
Externí odkaz:
https://doaj.org/article/c0da54b580a84ae78a698d5d17be411d
Autor:
Natal’ya S. Malysheva, Tat’yana F. Stepanova, Konstantin V. Grebenyukov, Marina L. Koval’chuk, Epidemiology in Kursk region, Rail G. Fattakhov
Publikováno v:
Российский паразитологический журнал, Vol 13, Iss 1, Pp 36-40 (2020)
The purpose of the research is to study of the infection rate of freshwater mollusks and carp fish by trematodes transmitted by fish in the Psel and Seym basins in the Kursk region.Materials and methods. Helminthological material was collected from c
Autor:
Elena D. Obraztsova, V. V. Grebenyukov, Natalia R. Arutyunyan, A. S. Pozharov, Dmitriy S. Chernykh, Alexander A. Krylov
Publikováno v:
Applied optics. 55(15)
We report on the stable picosecond and femtosecond pulse generation from the bidirectional erbium-doped all-fiber ring laser hybridly mode-locked with a coaction of a single-walled carbon nanotube-based saturable absorber and nonlinear polarization e
Autor:
V. V. Grebenyukov, Elena D. Obraztsova, Natalia R. Arutyunyan, A. Loiseau, A. S. Pozharov, Raul Arenal, Odile Stéphan
Publikováno v:
Carbon. 50:791-799
The presence of hexagonal boron nitride in the initial C:BN:Ni:Y 2 O 3 mixture in the arc-discharge process leads to the modification of carbon nanostructures and to the creation of B x C y N z entities. BN-incorporation into these carbon nanostructu
Autor:
S. N. Bokova, Elena D. Obraztsova, K. V. Elumeeva, V. V. Grebenyukov, Vladimir L. Kuznetsov, Arcady V. Ishchenko
Publikováno v:
physica status solidi (b). 247:2827-2830
Raman spectroscopy study of multi-wall carbon nanotubes (MWNTs) of different diameters (with a small controllable number of walls) produced using Fe–Co catalyst with a variable size of the same active component has been performed. We have character
Publikováno v:
Journal of Nanoelectronics and Optoelectronics. 4:281-285
Single-walled nanotubes have been synthesized by arc discharge technique from C:BN:B 4 C catalytic mixture with an admixture of a typical Ni:Y 2 O 3 catalyst. Nitrogen and helium have been used as ambient gases. The arc current and voltage were varie
Publikováno v:
Journal of Nanoelectronics and Optoelectronics. 4:276-280
The electron and phonon properties of single-wall nanotubes synthesized from C:BN mixtures by arc-discharge technique have been analyzed. The BN content was varied from 0 to 50 weight%. The direct measurements of the absorption spectra of hetero-tube
Autor:
Elena D. Obraztsova, Natalia R. Arutyunyan, Victor I. Kleshch, V. V. Grebenyukov, A. S. Pozharov, Alexander N. Obraztsov
Publikováno v:
physica status solidi (b). 245:1990-1993
Heterophase BN:C single-wall nanotubes are prospective as a material with a predicted possibility to vary the bandgap via changing a relative content of BN and C fractions in the nanotube walls. The challenge is both to find the ways of synthesis of
Autor:
V. V. Grebenyukov, I. A. Kozyrev, Natalia R. Arutyunyan, A. S. Pozharov, A. A. Romeikov, Elena D. Obraztsova
Publikováno v:
Fullerenes, Nanotubes and Carbon Nanostructures. 16:330-334
Synthesis of single‐walled carbon nanotubes by arc‐discharge technique has been realized in nitrogen atmosphere with Ni:Y2O3 catalyst. Presence of carbon nanotubes in the synthesized material has b...
Autor:
V. V. Grebenyukov, Elena D. Obraztsova, Elena P. Kharitonova, B. Attal‐Tretou, Natalia R. Arutyunyan, A. Loiseau, A. S. Pozharov, P. Jaffrenou
Publikováno v:
Fullerenes, Nanotubes and Carbon Nanostructures. 16:368-373
A complex characterization of single‐walled nanotubes, synthesized by arc‐discharge from different mixtures of layered materials (graphite and hexagonal BN), have been performed with Raman spectroscopy, UV‐VIS‐NIR optical absorption spectrosc