Zobrazeno 1 - 10
of 44
pro vyhledávání: '"V. P. Ladygina"'
Publikováno v:
Медицинская иммунология, Vol 22, Iss 3, Pp 533-538 (2020)
The article presents the results of studying and evaluating the impact of magnetic nanoparticles of ferrihydrite on neutrophil granulocytes in human blood (in vitro) in order to determine their bio compatibility and eco toxicity. The subject soft her
Externí odkaz:
https://doaj.org/article/55ab803fdab441c391b6bcd0338fdd15
Autor:
S. V. Komogortsev, D. A. Balaev, A. A. Krasikov, S. V. Stolyar, R. N. Yaroslavtsev, V. P. Ladygina, R. S. Iskhakov
Publikováno v:
AIP Advances, Vol 11, Iss 1, Pp 015329-015329-4 (2021)
Using minor hysteresis loops in the Stoner–Wohlfarth model allows describing the experimental behavior of the coercive force of minor hysteresis loops in ferrihydrite nanoparticles with a change in the field amplitude. The description allows estima
Externí odkaz:
https://doaj.org/article/b53c52be65154000be5c8b4c0d37e0d6
Publikováno v:
Contemporary Problems of Ecology. 14:201-208
Changes in the number of anaerobic microorganisms (denitrifying, sulfate, and iron-reducing) in ground and groundwater polluted with oil products have been investigated during bioremediation. It is shown that, in the studied geological media, the num
Autor:
M. S. Bairmani, Rauf S. Iskhakov, V. P. Ladygina, Oksana A. Kolenchukova, A. M. Vorotynov, R. N. Yaroslavtsev, S. V. Stolyar, A. V. Boldyreva
Publikováno v:
Bulletin of the Russian Academy of Sciences: Physics. 84:1366-1369
A sol containing biogenic ferrihydrite nanoparticles is obtained by cultivating Klebsiella oxytoca microorganisms. Data on the physical properties of the biogenic ferrihydrite and its effect on the organism of laboratory animals are obtained using a
Autor:
S. V. Stolyar, V. P. Ladygina, E. V. Inzhevatkin, K. G. Dobretsov, Oksana A. Kolenchukova, A. V. Boldyreva
Publikováno v:
Bulletin of Experimental Biology and Medicine. 169:683-686
We studied the effectiveness of using magnetic ferrihydrite nanoparticles of bacterial origin carrying ampicillin for local treatment of burn wounds in rats using a magnetic field. It was found that the use of these nanoparticles in combination with
Publikováno v:
Physics of the Solid State. 62:1172-1178
The relaxation of the remanent magnetization of antiferromagnetically ordered ferrihydrite nanoparticles at the exchange bias effect implemented in these systems has been investigated. The magnetization relaxation depends logarithmically on time, whi
Autor:
Rauf S. Iskhakov, V. P. Ladygina, D. A. Balaev, A. I. Pankrats, R. N. Yaroslavtsev, S. V. Stolyar, D. A. Velikanov
Publikováno v:
JETP Letters. 111:183-187
Ferrihydrite nanoparticles (2–3 nm in size), which are products of the vital activity of microorganisms, are studied by the ferromagnetic resonance method. The “core” of ferrihydrite particles is ordered antiferromagnetically, and the presence
Autor:
R. N. Yaroslavtsev, Yu. V. Gerasimova, Rauf S. Iskhakov, S. V. Stolyar, V. P. Ladygina, Oleg A. Bayukov, Yu. V. Knyazev
Publikováno v:
Advanced Powder Technology. 30:2620-2625
The effect of ultrasonic treatment of iron oxide and iron oxyhydroxide nanoparticles (ferrihydrite nanoparticles synthesized by Klebsiella oxytoca microorganisms, ferrihydrite nanoparticles synthesized by a chemical method and hematite nanoparticles)
Autor:
S. V. Stolyar, V. P. Ladygina, D. A. Balaev, R. N. Yaroslavtsev, Rauf S. Iskhakov, A. I. Pankrats
Publikováno v:
Semiconductors. 54:1710-1712
Ferromagnetic resonance was used to study three types of ferrihydrite nanoparticles: nanoparticles formed as a result of the cultivation of microorganisms Klebsiella oxytoca; chemically prepared ferrihydrite nanoparticles; chemically prepared ferrihy
Autor:
N. V. Dubynin, R. N. Yaroslavtsev, V. P. Ladygina, S. I. Popkov, D. A. Velikanov, S. V. Stolyar, D. A. Balaev, A. A. Krasikov
Publikováno v:
Physics of the Solid State. 60:1973-1978
The dynamic magnetization switching of ferrihydrite nanoparticles has been investigated by a pulsed magnetometer technique in maximum fields Hmax of up to 130 kOe with pulse lengths of 4, 8, and 16 ms. Ferrihydrite exhibits antiferromagnetic ordering