Výsledky vyhledávání - "G M, Abramova"

Dielectric and Magnetic Anomalies in α-MnS Single Crystals at Applied Magnetic Fields

Autor: Evgeniy Eremin, A. Freydman, D. A. Velikanov, E. Pogoreltcev, G. M. Abramova

Publikováno v: Journal of Superconductivity and Novel Magnetism. 35:277-281

Temperature and magnetic field dependences of the magnetic susceptibility and dielectric permittivity of the α-MnS single crystal with NaCl structure are first investigated at around Neel temperature and at 4.2 K and H up to 70 kOe. A relation betwe

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8e4222c8c56bc4631a3505b819145508
https://doi.org/10.1007/s10948-021-06045-z

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Magnetic States of Fe2+ Ions in FexMn1 – xS Induced by Chemical Pressure

Autor: Stanislav P. Kubrin, Yu. V. Knyazev, G. M. Abramova, Oleg A. Bayukov

Publikováno v: Physics of the Solid State. 63:68-74

Influence of the chemical pressure (x) in single crystals of FexMn1 – xS (0.12 ≤ x ≤ 0.29) on the spin state of iron ions was studied by Mossbauer spectroscopy in the temperature range from 4.2 to 300 K. Peculiarities of formation of the parama

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c01f1b2446582f57a5681fd4fed5e517
https://doi.org/10.1134/s1063783421010029

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Pressure-induced metallization of the Mott insulator FeXMn1−XS system

Autor: A. Hanzawa, Galina M. Zeer, G. M. Abramova, Tomoko Kagayama, Sergey M. Zharkov, Sergey Ovchinnikov, Evgeniy Eremin, Y. Mita

Publikováno v: Journal of Magnetism and Magnetic Materials. 465:775-779

Electrical resistivity of the Fe X Mn 1−X S (0 ≤ X ≤ 0.29) single crystals based on the Mott insulator α-MnS is experimentally studied in the temperature range of 2–300 K at ambient pressure (P = 0) and at high (up to 30 GPa) hydrostatic pre

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5b5690dcc4ca0d301bbe4e235c46c247
https://doi.org/10.1016/j.jmmm.2018.05.056

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Neutron investigations of the magnetic properties of Fe x Mn1−x S under pressure up to 4.2 GPa

Autor: G. M. Abramova, Y. Mita, Jürg Schefer, Andrea Piovano, Vladimir Sokolov, Sergey M. Zharkov, M. Boehm, Galina M. Zeer

Publikováno v: JETP Letters. 106:498-502

Fe x Mn1−x S belongs to the group of strong electron correlations compounds MnO. We present here experimental results for the antiferromagnetic iron–manganese sulfide system, based on X-ray and neutron diffraction studies. The neutron diffraction

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b5fbbd04b4e20141c3176f2731943714
https://doi.org/10.1134/s0021364017200012

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Magnetic Resonance in CuCr2S4 Nanoclusters and Nanocrystals

Autor: V. I. Tugarinov, A. I. Pankrats, Karthik Ramasamy, Alexander Vorotynov, Galina M. Zeer, G. M. Abramova, Arunava Gupta, Sergey M. Zharkov

Publikováno v: Solid State Phenomena. :542-545

Nanoclusters and nanocrystals of the room temperature magnetic spinel CuCr2S4 synthesized using a facile solution-based method were examined by magnetic resonance in a wide frequency range 9.6÷80 GHz and at temperatures down to 4.2 K. Decreasing of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2e09ac1b429249664510ffb9ed0bda36
https://doi.org/10.4028/www.scientific.net/ssp.233-234.542

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Single-crystal and powder neutron diffraction study of the Fe Mn1−S solid solutions

Autor: N. Aliouane, Juerg Schefer, Martin Boehm, G. M. Abramova, Mikhail V. Gorev, A. M. Vorotynov, V. B. Sokolov, German Petrakovskiy, Asya Bovina

Publikováno v: Journal of Alloys and Compounds. 632:563-567

The α-MnS-based Fe X Mn 1− X S (0 x x = 0) to 200 K ( x = 0.29) observed in these materials is accompanied by a decrease in the NaCl-type cubic lattice parameters. It is established that at the symmetry transformation in the compositions with x =

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4af0b4acd3bd2ca79514225904f89b22
https://doi.org/10.1016/j.jallcom.2015.01.162

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Magnetic resonance in a Cu-Cr-S structure

Autor: Sergey M. Zharkov, G. M. Abramova, Galina M. Zeer, V. I. Tugarinov, A. M. Vorotynov, G. A. Petrakovskii, M. V. Rautskii, A. I. Pankrats, Vladimir Sokolov

Publikováno v: Journal of Experimental and Theoretical Physics. 117:879-884

A layered Cu-Cr-S structure composed of single-crystal CuCrS2 layers and thin CuCr2S4 plates embedded in them has been investigated by the magnetic resonance and scanning electron microscopy methods. The Curie temperature and saturation magnetization

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a58c60c957a5bdd18468560945c570f7
https://doi.org/10.1134/s1063776113130189

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Metallic transition of the colossal magnetoresistance material Fe x Mn1−x S (x= 0.18) under high pressure

Autor: V. V. Sokolov, Tomoko Kagayama, G. A. Petrakovskii, G. M. Abramova, Y. Mita

Publikováno v: Journal of the Korean Physical Society. 63:325-328

A pressure-induced phase transition in the colossal magnetoresistance (CMR) material Fe0.18Mn0.82S was studied by using infrared (IR) reflection and X-ray diffraction (XRD) at pressures up to 40 GPa at room temperature. XRD shows that the crystal str

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b2d42975581b732e470b2c66031bb7f4
https://doi.org/10.3938/jkps.63.325

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