Search Results - "Velikanov, D.A"

Role of the surface effects and interparticle magnetic interactions in the temperature evolution of magnetic resonance spectra of ferrihydrite nanoparticle ensembles by Balaev, D.A., Stolyar, S.V., Knyazev, Yu.V., Yaroslavtsev, R.N., Pankrats, A.I., Vorotynov, A.M., Krasikov, A.A., Velikanov, D.A., Bayukov, O.A., Ladygina, V.P., Iskhakov, R.S.

“…•We prepared antiferromagnetic ferrihydrite nanoparticles using two methods: (i) chemical precipitation and (ii) from bacterial sediments after cultivating…”
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Influence of semimetal spacer on magnetic properties in NiFe/Bi/NiFe trilayer films by Patrin, G.S., Yakovchuk, V.Yu, Velikanov, D.A.

“…The results of experimental study of magnetic properties in permalloy/bismuth/permalloy trilayer films synthesized for the first time are presented…”
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Fe3O4/Au nanocomposites: Characterization and cytotoxicity effects in vitro by Yaroslavtsev, R.N., Tyumentseva, A.V., Velikanov, D.A., Vazhenina, I.G., Volochaev, M.N., Stolyar, S.V.

“…Magnetic nanocomposites containing iron oxide and gold components take great attention last years because of their relative biocompatibility and the ability to…”
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Magnetically dead layer in interacting ultrafine NiFe2O4 nanoparticles by Knyazev, Yu.V., Balaev, D.A., Stolyar, S.V., Shokhrina, A.O., Velikanov, D.A., Pankrats, A.I., Vorotynov, A.M., Krasikov, A.A., Skorobogatov, S.A., Volochaev, M.N., Bayukov, O.A., Iskhakov, R.S.

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Structural, magnetic and electrochemical characteristics of Ni/C composites fabricated from modified hydrolytic lignin by Tsyganova, S.I., Yu. Fetisova, O., Velikanov, D.A., Taran, O.P.

“…•Hydrolytic lignin can use for fabrication of magnetic sorbents and materials for save of energy.•ZnCl2 and NiCl2 promotes the creation of the porosity and…”
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Enhancement of ferromagnetism and ferroelectricity by oxygen vacancies in mullite Bi2Fe4O9 in the Bi2(Sn0.7Fe0.3)2O7-x matrix by Aplesnin, S.S., Udod, L.V., Sitnikov, M.N., Velikanov, D.A., Molokeev, M.N., Romanova, O.B., Shabanov, A.V.

“…•A new composite Bi2(Sn0.7Fe0.3)2O7-x/Bi2Fe4O9 was synthesized.•The nonlinear M(H) is related to the spin polaron mobility.•A mechanism for the formation of…”
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Solid-state synthesis, rotatable magnetic anisotropy and characterization of Co1-xPtx phases in 50Pt/50fccCo(001) and 32Pt/68fccCo(001) thin films by Myagkov, V.G., Bykova, L.E., Zhigalov, V.S., Matsynin, A.A., Velikanov, D.A., Bondarenko, G.N.

“…We reported the phase formation sequences in 50Pt/50fcc-Co(001) and 32Pt/68fcc-Co(001) thin films after annealing up to 850 °C. In both cases, the ordered L10…”
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Solid-state synthesis, magnetic and structural properties of epitaxial D03-Fe3Rh(001) thin films by Myagkov, V.G., Bykova, L.E., Zhigalov, V.S., Matsynin, A.A., Zharkov, S.M., Ivanenko, A.A., Bondarenko, G.N., Velikanov, D.A.

“…Here we first report on the formation of epitaxial D03-Fe3Rh(001) films grown during solid-state reaction in Rh/Fe(001) bilayers on MgO(001) substrates…”
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Influence of different organic fuels on the phase composition, structure parameters and magnetic properties of hexaferrites BaFe12O19 synthesized by the sol-gel combustion by Zhuravlev, V.A., Itin, V.I., Minin, R.V., Lopushnyak, Yu. M., Svetlichnyi, V.A., Lapin, I.N., Velikanov, D.A., Lilenko, I. Yu

“…Phase composition, structure parameters, morphology and basic magnetic characteristics – the specific saturation magnetization values and the magnetic…”
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Uncompensated magnetic moment and surface and size effects in few-nanometer antiferromagnetic NiO particles by Balaev, D.A., Krasikov, A.A., Popkov, S.I., Semenov, S.V., Volochaev, M.N., Velikanov, D.A., Kirillov, V.L., Martyanov, O.N.

“…•The M(H) magnetization curves of NiO nanoparticles (NPs) measured in pulsed fields of up to 250 kOe have been studied.•A model of NiO NP obtained from…”
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Magnetic anisotropy and core-shell structure origin of the biogenic ferrihydrite nanoparticles by Knyazev, Yu.V., Balaev, D.A., Stolyar, S.V., Bayukov, O.A., Yaroslavtsev, R.N., Ladygina, V.P., Velikanov, D.A., Iskhakov, R.S.

“…Ferrihydrite is a low-crystalline nanoscale matter. The uncompensated magnetic moment of the ferrihydrite caused by the antiferromagnetic ordering of the…”
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Interparticle magnetic interactions and magnetic field dependence of superparamagnetic blocking temperature in ferrihydrite nanoparticle powder systems by Krasikov, A.A., Knyazev, Yu. V., Balaev, D.A., Velikanov, D.A., Stolyar, S.V., Mikhlin, Yu. L., Yaroslavtsev, R.N., Iskhakov, R.S.

“…In this study, nanoparticles of initial synthetic ferrihydrite have been coated with arabinogalactan. The synthesized series of samples with different degrees…”
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Formation of the magnetic subsystems in antiferromagnetic NiO nanoparticles using the data of magnetic measurements in fields up to 250 kOe by Popkov, S.I., Krasikov, A.A., Velikanov, D.A., Kirillov, V.L., Martyanov, O.N., Balaev, D.A.

“…•A sample of NiO nanoparticles with an average size of 8 nm was synthesized.•The sample exhibits the superparamagnetic behavior with a blocking temperature of…”
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Interparticle magnetic interactions in synthetic ferrihydrite: Mössbauer spectroscopy and magnetometry study of the dynamic and static manifestations by Knyazev, Yu.V., Balaev, D.A., Stolyar, S.V., Krasikov, A.A., Bayukov, O.A., Volochaev, M.N., Yaroslavtsev, R.N., Ladygina, V.P., Velikanov, D.A., Iskhakov, R.S.

“…•Synthetic and biogenic ferrihydrite nanoparticles are synthesized.•Analysis of the Mössbauer spectra and magnetometry revealed the interparticle magnetic…”
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Giant anisotropy of magnetic properties of hydrated iron fluoridotitanate single crystal by Dubrovskiy, A.A., Knyazev, Yu.V., Velikanov, D.A., Vorotynov, A.M., Laptash, N.M., Gerasimova, Yu.V.

“…•We have synthesized high-quality single crystals of the FeTiF6 ‧ 6 H2O.•Magnetic properties investigation of the FeTiF6 ‧ 6 H2O single crystal has shown that…”
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Polysaccharide-coated iron oxide nanoparticles: Synthesis, properties, surface modification by Stolyar, S.V., Krasitskaya, V.V., Frank, L.A., Yaroslavtsev, R.N., Chekanova, L.A., Gerasimova, Y.V., Volochaev, M.N., Bairmani, M.Sh, Velikanov, D.A.

“…•Magnetite nanoparticles coated with arabinogalactan and chitosan were synthesized.•Immobilization of biospecific molecules on the nanoparticle surface was…”
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High-Sensitivity Measurements of the Magnetic Properties of Materials at Cryogenic Temperatures by Velikanov, D. A.

“…An original magnetometer based on a dc superconducting quantum interferometer is described. The design features of the device are discussed and functional…”
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Synthesis, Crystal Structure, and Magnetic Properties of the YbFe[T.sub.2][O.sub.7] Compound by Drokina, T.V, Petrakovskii, G.A, Molokeev, M.S, Velikanov, D.A

“…We report on the synthesis conductions and results of experimental investigations of the crystal structure and magnetic properties of a new magnetic compound…”
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Magnetic and magneto-optical properties of Fe3O4 nanoparticles modified with Ag by Petrov, D.A., Ivantsov, R.D., Zharkov, S.M., Velikanov, D.A., Molokeev, M.S., Lin, C.-R., Tso, C.-T., Hsu, H.-S., Tseng, Y.-T., Lin, E.-S., Edelman, I.S.

“…•Fe3O4 nanoparticles modified with Ag were synthesized with thermal decomposition method.•Nanoparticles morphology and size do not depend on Ag…”
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Square plate shaped magnetite nanocrystals by Komogortsev, S.V., Stolyar, S.V., Chekanova, L.A., Yaroslavtsev, R.N., Bayukov, O.A., Velikanov, D.A., Volochaev, M.N., Eroshenko, P.E., Iskhakov, R.S.

“…•Square plate-shaped magnetite nanocrystals were synthesized using arabinogalactan.•Stratification of the particles reduces blocking temperature and exchange…”
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