Zobrazeno 1 - 10
of 10
pro vyhledávání: '"I. N. Mishchenko"'
Autor:
M. A. Chuev, R. R. Gabbasov, E. V. Loseva, V. M. Cherepanov, Maxim P. Nikitin, Vladislav Ya. Panchenko, N. A. Loginova, Dmitry Polikarpov, I. N. Mishchenko
Publikováno v:
Bulletin of the Russian Academy of Sciences: Physics. 81:788-792
The natural excretion of 57Fe enriched magnetic nanoparticles from a rat’s brain through its blood–brain barrier is studied. Dextran-coated iron oxide nanoparticles are transcranially injected into the rat’s brain ventricle. The injected nanopa
Publikováno v:
Bulletin of the Russian Academy of Sciences: Physics. 81:850-854
A universal approach to describing the equilibrium magnetization curves and relaxation Mossbauer spectra of magnetic nanoparticles is proposed for consistent analysis of magnetometry and gamma-resonance experimental data, based solving a quantum-mech
Publikováno v:
JETP Letters. 105:700-705
An alternative treatment of the well-known effect of a decrease in the Morin transition temperature in hematite with a decrease in the size of crystallites to the complete disappearance of the transition for nanoparticles smaller than 20 nm is propos
Autor:
M. A. Chuev, I. N. Mishchenko
Publikováno v:
Bulletin of the Russian Academy of Sciences: Physics. 79:994-998
Recently developed quantum-mechanical and continual models of the magnetic dynamics of antiferromagnetic particles are used to analyze the temperature series of Mossbauer spectra of nanoparticles based on trivalent iron oxide Fe2O3. The advantages of
Autor:
R. R. Gabbasov, M. A. Polikarpov, V. M. Cherepanov, Vladislav Ya. Panchenko, M. A. Chuev, I. N. Mishchenko, Andrey A. Lomov
Publikováno v:
Bulletin of the Russian Academy of Sciences: Physics. 79:990-993
A set of samples of iron oxide nanoparticles with an amphiphilic polymer coating (Ocean Nanotech) and an average size in the range of 5–25 nm is investigated using Mossbauer and X-ray techniques. Analysis of the experimental data shows that in some
Publikováno v:
Bulletin of the Russian Academy of Sciences: Physics. 77:686-689
The transition from single-ion Kondo-behavior to the magnetically ordered state in the heavy fermion intermetallic compound CePdSn is studied using 119Sn Mossbauer spectroscopy. It is found that the temperature evolution of the experimental spectra c
Publikováno v:
Theoretical and Experimental Chemistry. 35:125-136
The mechanisms of chemical and biochemical reactions in which one-electron stages ae coupled with two-electron stages are examined. The mechanisms of the coupling of the one- and two-electron stages in the electron-transport systems of the living cel
Publikováno v:
ChemInform. 31
The mechanisms of chemical and biochemical reactions in which one-electron stages ae coupled with two-electron stages are examined. The mechanisms of the coupling of the one- and two-electron stages in the electron-transport systems of the living cel
Publikováno v:
Journal of Magnetism and Magnetic Materials. 111:1-4
Magnetooptical and magnetic properties of the films of weak itinerant ferromagnet Fe 2 P with T c =290 K have been studied in a wide temperature range. Temperature dependence of inverse magnetic susceptibility χ −1 ( T ) in the paramagnetic range
Publikováno v:
Ukrainskii biokhimicheskii zhurnal (1. 61(5)
The alcohol dehydrogenase reaction on active charcoals has been studied. It is shown that the reaction rate on active charcoals decreases in comparison with usual conditions but the reaction being carried out for a longer period of time, the equilibr