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1.


    Beznosikov, B. V.
    Crystal chemistry and structure of expected compounds A2BX4. II. Oxides, selenides, and sulfides 061A2B6+X4 2- and 080A2 2+B4+X4 2-. / B. V. Beznosikov, K. S. Aleksandrov // Sov. Phys.: Crystallogr. - 1985. - Vol. 30, Is. 5. - P. 533-535 ; Crystallography Reports ; Kristallografiya
Аннотация: Predictions of A2BX4 compounds for compositions 071A2 +B6+X4 2- with type structures of K2MgF4, beta -K2SO4, spinel, olivine, thenardite, phenacite, Sr2PbO4, and Pb3O4 are presented. K2MgF4 type structures are known and probable only in oxides and sulphides with hexavalent uranium because their formation is limited by the size of the hexavalent B cation. Structures of the beta -K2SO4 type are stable in compounds with large A cations. Among the sulphides with 076A2 +B6+X4 2-, the spinel crystal structure is as yet unknown, but is most probable in compounds with A+ = Li, Na, Ag, and with B6+ = Mo, W, and U. The olivine type structure is known only in Ag2CrO4, and no new compounds with this structure are expected to be found. A phenacite structure is probable only in three new oxides and in some sulphides with Li as A+. A thenardite type structure is probable in oxides with B6+ = Fe and Mn, but sulphides are unlikely. For 076A2 2+B4+X4 2- compounds with large A2+ ions and B4+ ions with radii from 0.57 A to RB 0.48RA + 0.11, a K2MgF4 structure would exist. For even larger A ions, the Sr2PbO4 structure would exist. In oxides with cations A2+ = Pb and Sn, compounds with Pb3O4 type structures are probable.-D.F.P.

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Публикация на русском языке Безносиков, Борис Валерьевич. Кристаллохимия и структуры ожидаемых соединений A2BX4. II. Оксиды, сульфиды, селениды составов A2[+]B[6+]X4[2-],A2[2+]D[4+]X4[2-1] [Текст] / Б. В. Безносиков, К. С. Александров // Кристаллография. - 1985. - Т. 30 Вып. 5. - С. 919-922

Держатели документа:
Siberian Branch of the Academy of Sciences, USSR.

Доп.точки доступа:
Aleksandrov, K. S.; Александров, Кирилл Сергеевич; Безносиков, Борис Валерьевич


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2.


    Beznosikov, B. V.
    Crystal chemistry and structure of expected compounds A2BX4. III. Oxides, sulfides, and selenides 076A2 3+B2+X4 2-. / B. V. Beznosikov, K. S. Aleksandrov // Sov. Phys.: Crystallogr. - 1985. - Vol. 30, Is. 5. - P. 535-536 ; Crystallography Reports ; Kristallografiya
Аннотация: Predictions are made for A2BX4 compounds with the composition 076A3+B2+X4 2- having the structural types of K2MgF4, spinel, olivine, phenacite, Th3P4 and Fe2CaO4. Of the >2000 new compounds possible for A2BX4, about 40% will have spinel-type structures, 14% will be of the phenacite type, 13% of the olivine type, 10% of the Fe2CaO4 type, 9% of the beta -K2SO4 type, and 8% of the K2MgF4 type.-D.F.P.

Scopus

Публикация на русском языке Безносиков, Борис Валерьевич. Кристаллохимия и структуры ожидаемых соединений A2BX4. III. Оксиды, сульфиды, селениды составов A2[3+]B[2+]X4[2-1] [Текст] / Б. В. Безносиков, К. С. Александров // Кристаллография. - 1985. - Т. 30 Вып. 5. - С. 923-926

Держатели документа:
Inst. of Physics, Siberian Branch of Academy of Sciences, USSR.

Доп.точки доступа:
Aleksandrov, K. S.; Александров, Кирилл Сергеевич; Безносиков, Борис Валерьевич


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3.


   
    Giant magnetoresistance of MexMn1-xS (Me = Fe, Cr) sulfides / G. A. Petrakovskii [et al.] // JETP Letters. - 2000. - Vol. 72, Is. 2. - P. 70-72, DOI 10.1134/1.1312014. - Cited References: 6 . - ISSN 0021-3640
РУБ Physics, Multidisciplinary

Аннотация: The structural, electrical, and magnetic properties, as well as the magnetoresistance of polycrystalline MexMn1-xS (Me = Fe and Cr) sulfides were investigated in longitudinal magnetic fields of up to 50 kOe over the temperature range 4.2-300 K. The ferromagnetic compound FexMn1-xS (x = 0.29) exhibits the giant magnetoresistance (GMR) effect with magnitude delta(H) = -450% in a field of 30 kOe at 50 K. Antiferromagnetic CrxMn1-xS (x = 0.5) sulfide undergoes a transition to the GMR state (delta(H) similar to -25% in a field of 30 kOe at 4.2 K) in the region of antiferromagnet-ferromagnet transition (T-c similar to 66 K). A mechanism of the GMR in these compounds is discussed. (C) 2000 MAIK "Nauka/Interperiodica".

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Держатели документа:
Russian Acad Sci, LV Kirensky Phys Inst, Siberian Div, Krasnoyarsk 660036, Russia
Krasnoyarsk State Univ, Krasnoyarsk 660062, Russia
ИФ СО РАН

Доп.точки доступа:
Petrakovskii, G. A.; Петраковский, Герман Антонович; Ryabinkina, L. I.; Рябинкина, Людмила Ивановна; Abramova, G. M.; Абрамова, Галина Михайловна; Balaev, A. D.; Балаев, Александр Дмитриевич; Balaev, D. A.; Балаев, Дмитрий Александрович; Bovina, A. F.; Бовина, Ася Федоровна
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4.


   
    Metal-dielectric transitions, magnetism, and electronic structure in a system of manganese-doped vanadium sulfides / G. V. Loseva [et al.] // Phys. Solid State. - 2000. - Vol. 42, Is. 3. - P. 539-543, DOI 10.1134/1.1131245. - Cited References: 12 . - ISSN 1063-7834
РУБ Physics, Condensed Matter
Рубрики:
TRANSPORT
Аннотация: The effect of the manganese doping of vanadium monosulfide in a system of the V1-xMnxS (0 x less than or equal to 0.3) solid solutions on their structure and thermal, electrical, and magnetic properties has been investigated. The metal-dielectric transitions are revealed in the studied ranges of concentrations and temperatures. These transitions are accompanied by a change in the magnetic properties. It is demonstrated that the correlation in changes of the electrical and magnetic properties of the sulfides under investigation is characteristic of the metal-dielectric transitions in strongly correlated systems. (C) 2000 MAIK "Nauka/Interperiodica".

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Держатели документа:
Russian Acad Sci, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia
ИФ СО РАН

Доп.точки доступа:
Loseva, G. V.; Ovchinnikov, S. G.; Овчинников, Сергей Геннадьевич; Balaev, A. D.; Балаев, Александр Дмитриевич; Kiselev, N. I.
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5.


   
    Antiferromagnet-ferromagnet transition in alpha-MnxS manganese sulfides / G. A. Petrakovskii [et al.] // Phys. Solid State. - 2001. - Vol. 43, Is. 3. - P. 493-495 ; Phys. Solid State. - 2001. - Vol. 43, Is. 3. - P. 493-495, DOI 10.1134/1.1356126. - Cited References: 7 . - ISSN 1063-7834. - Вариант Sopus
РУБ Physics, Condensed Matter

Аннотация: Off-stoichiometric manganese monosulfides alpha -MnxS (1 less than or equal to x less than or equal to 1.25) are synthesized, and their crystal structure and magnetic properties are studied in the 4.2- to 300-K range. The compounds have a NaCl fcc lattice. Increasing the manganese ion concentration x in the antiferromagnetic semiconductors alpha -MnxS is found to result in concentration- (x(c) similar to 1.05) and temperature-driven (T-c similar to 50 K) magnetic transitions from the antiferromagnetic to ferromagnetic state, with the cubic structure remaining unchanged. (C) 2001 MAIK "Nauka/Interperiodica".

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Держатели документа:
Russian Acad Sci, Siberian Div, Kirenskii Inst Phys, Krasnoyarsk 660036, Russia
Krasnoyarsk State Univ, Krasnoyarsk 660041, Russia
ИФ СО РАН
Kirenskii Inst. of Physics, Siberian Division, Russian Academy of Sciences, Akademgorodok, Krasnoyarsk, 660036, Russian Federation
Krasnoyarsk State University, Krasnoyarsk, 660041, Russian Federation
Kirenskii Inst. of Physics, Siberian Division, Russian Academy of Sciences, Akademgorodok, Krasnoyarsk, 660036, Russian Federation
Krasnoyarsk State University, Krasnoyarsk, 660041, Russian Federation

Доп.точки доступа:
Petrakovskii, G. A.; Петраковский, Герман Антонович; Ryabinkina, L. I.; Рябинкина, Людмила Ивановна; Abramova, G. M.; Абрамова, Галина Михайловна; Velikanov, D. A.; Великанов, Дмитрий Анатольевич; Bovina, A. F.; Бовина, Ася Федоровна

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6.


   
    Magnetic properties of FexMn1-xS sulfides exhibiting the magnetoresistive effect / G. A. Petrakovskii [et al.] // Phys. Solid State. - 2002. - Vol. 44, Is. 10. - P. 1925-1928, DOI 10.1134/1.1514782. - Cited References: 10 . - ISSN 1063-7834
РУБ Physics, Condensed Matter

Аннотация: The magnetic, electrical, and thermal (derived from DTA data) properties of FexMn1 - xS polycrystalline sulfides (0less than or equal toxless than or equal to0.38) synthesized based on alpha-MnS (NaCl cubic lattice) and exhibiting colossal magnetoresistance were studied. The studies were conducted at temperatures from 77 to 1000 K and magnetic fields of up to 30 kOe. As the degree of cation substitution in the FexMn1 - xS system was increased, the magnetic order was found to change from antiferromagnetic to ferromagnetic. In the high-temperature domain (550-850 K), the samples undergo two phase transitions with critical temperatures T-c1 and T-c2, which are accompanied by reversible anomalies in the magnetization and thermal (DTA) properties and by a semiconductor-metal transition. (C) 2002 MAIK "Nauka/Interperiodica".

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Держатели документа:
Russian Acad Sci, Siberian Div, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia
Natl Acad Belarus, Inst Solid State & Semicond Phys, Minsk 220072, Byelarus
ИФ СО РАН
Kirensky Institute of Physics, Siberian Division, Russian Academy of Sciences, Akademgorodok, Krasnoyarsk 660036, Russian Federation

Доп.точки доступа:
Petrakovskii, G. A.; Петраковский, Герман Антонович; Ryabinkina, L. I.; Рябинкина, Людмила Ивановна; Abramova, G. M.; Абрамова, Галина Михайловна; Balaev, A. D.; Балаев, Александр Дмитриевич; Romanova, O. B.; Романова, Оксана Борисовна; Makovetskii, G. I.; Yanushkevich, K. I.; Galyas, A. I.
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7.


    Abramova, G. M.
    Metal-insulator transition, magnetoresistance, and magnetic properties of 3d-sulfides (Review) / G. M. Abramova, G. A. Petrakovskii // Low Temp. Phys. - 2006. - Vol. 32, Is. 8-9. - P. 725-734 ; Физика низких температур, DOI 10.1063/1.2219495. - Cited References: 74 . - ISSN 1063-777X
РУБ Physics, Applied
Рубрики:
GIANT-MAGNETORESISTANCE
   PHASE-TRANSITION

   ALPHA-MNS

   COLOSSAL MAGNETORESISTANCE

   SINGLE-CRYSTALS

   FES-MNS

   SULFIDES

   FERROMAGNETISM

   SEMICONDUCTORS

   TEMPERATURE

Аннотация: The results of a study of the transport and magnetic properties of some sulfides of 3d elements are reported. The concentration transitions with a change of conductivity type and a change of magnetic order are considered, and the features of the colossal magnetoresistance in FexMn1-xS and CuVxCr1-xS2 solid solutions are discussed.

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Держатели документа:
Russian Acad Sci, LV Kirenskii Inst Phys, Siberian Div, Krasnoyarsk 660036, Russia
ИФ СО РАН
L. V. Kirenskii Institute of Physics, Siberian Division, Russian Academy of Sciences, Krasnoyarsk, Akademgorodok 660036, Russian Federation

Доп.точки доступа:
Petrakovskii, G. A.; Петраковский, Герман Антонович; Абрамова, Галина Михайловна

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8.


   
    Phase transitions and colossal magnetoresistance in CuVxCr1-xS2 layered disulfides / G. M. Abramova [et al.] // JETP Letters. - 2006. - Vol. 83, Is. 3. - P. 118-121, DOI 10.1134/S0021364006030088. - Cited References: 10 . - ISSN 0021-3640
РУБ Physics, Multidisciplinary
Рубрики:
SULFIDES
Аннотация: New substances CuVxCr1-xS2 are synthesized in which colossal magnetoresistance (T-C = 95 K, delta(H) = -60%, H = 7 kOe), as well as the sequence of phase transitions with change in the conduction type and magnetic order, is observed as temperature is varied. The change found in the magnetic and electric properties of the CuVxCr1-xS2 compounds may be a consequence of a specific disintegration into Cu+Cr+S2 and CU2+Cr2+S2 and a change in the concentration relation between these electronic phases in the substance bulk.

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Держатели документа:
Russian Acad Sci, Kirenskii Inst Phys, Siberian Div, Krasnoyarsk 660036, Russia
Polish Acad Sci, Inst Phys, PL-02668 Warsaw, Poland
Bashkortostan State Univ, Ufa 450074, Russia
ИФ СО РАН
Kirenski Institute of Physics, Siberian Division, Russian Academy of Sciences, Akademgorodok, Krasnoyarsk 660036, Russian Federation
Institute of Physics, Polish Academy of Sciences, 02-668 Warsaw, Poland
Bashkortostan State University, ul. Frunze 32, Ufa 450074, Russian Federation

Доп.точки доступа:
Abramova, G. M.; Абрамова, Галина Михайловна; Petrakovskii, G. A.; Петраковский, Герман Антонович; Vorotynov, A. M.; Воротынов, Александр Михайлович; Velikanov, A. A.; Kiselev, N. I.; Bovina, A. F.; Бовина, Ася Федоровна; Szymczak, R.; Al'mukhametov, R. F.
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9.


   
    Physical properties and colossal magnetoresistance in 3d-sulfides / G. M. Abramova [et al.] // Workshop INTAS - Sib. Branch of the RAS Sci. Cooperation on the Res. Project “New Layered 3d-Materials for Spintronics” / chairman G. A. Petrakovskii. - 2007. - P. 12
Аннотация: INTAS (The International Association for the Promotion of Cooperation with Scientists from the New Independent States of the Former Soviet Union) — международная ассоциация по содействию сотрудничеству с учёными новых независимых государств бывшего Советского Союза. Некоммерческая организация, финансировалась главным образом из бюджета Европейского Союза. Являлась крупнейшим фондом, поддерживающим научное сотрудничество между учёными стран бывшего СССР и Европейского Союза с 1993 г. Программы INTAS охватывали широкий круг научно-исследовательских проблем. 22 сентября 2006 года было принято решение о прекращении осуществления программы на основании рекомендации Европейской Комиссии. С 1 апреля 2007 года прекратилось распределение новых грантов.

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Доп.точки доступа:
Petrakovskii, G. A. \chairman\; Петраковский, Герман Антонович; Abramova, G. M.; Абрамова, Галина Михайловна; Petrakovskii, G. A.; Volkov, N. V.; Волков, Никита Валентинович; Bayukov, O. A.; Баюков, Олег Артемьевич; Vorotynov, A. M.; Воротынов, Александр Михайлович; Velikanov, D. A.; Великанов, Дмитрий Анатольевич; Kiselev, N.; Bovina, A. F.; Бовина, Ася Федоровна; Vasiliev, A. D.; Васильев, Александр Дмитриевич; Sokolov, V. V.; Соколов В.В.; Boehm, M.; Szymchak, R.; Roessli, B.; "New Layered 3d-Materials for Spintronics", Workshop INTAS - Siberian Branch of the Russian Academy of Sciences Scientific Cooperation on the Research Project(2007 ; March 20-23 ; Krasnoyarsk)
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10.


   
    Metal-insulator transition in FexMn1-xS crystals / G. M. Abramova [et al.] // JETP Letters. - 2007. - Vol. 86, Is. 6. - P. 371-374, DOI 10.1134/S0021364007180051. - Cited References: 15 . - ISSN 0021-3640
РУБ Physics, Multidisciplinary
Рубрики:
ALPHA-MNS
   PHASE-TRANSITION

   SULFIDES

Аннотация: Results of an experimental study of MnS, FeS, and FexMn1-xS single crystals are presented. The phase composition, the lattice parameters, and the state of paramagnetic ions in FexMn1-xS have been determined by x-ray diffraction analysis and Mossbauer spectroscopy. A sequence of transitions have been found in iron manganese sulfide with x = 0.29 at temperatures T-1 approximate to 25-50 K, T-2 approximate to 125 K, and T-3 approximate to 190 K with a change in kinetic properties and the formation of a metallic state at low temperatures T approximate to 2 K. The possibility of a Mott-Hubbard transition in FexMn1-xS sulfides with variation of the composition and the temperature is discussed.

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Держатели документа:
Russian Acad Sci, LV Kirensky Phys Inst, Siberian Branch, Krasnoyarsk 660036, Russia
Russian Acad Sci, Nikolaev Inst Inorgan Chem, Novosibirsk 630090, Russia
Osaka Univ, Toyonaka, Osaka 5608531, Japan
ИФ СО РАН
Kirensky Institute of Physics, Siberian Branch, Russian Academy of Sciences, Krasnoyarsk 660036, Russian Federation
Nikolaev Institute of Inorganic Chemistry, Siberian Branch, Russian Academy of Sciences, Novosibirsk 630090, Russian Federation
Osaka University, Toyonaka, Osaka 560-8531, Japan

Доп.точки доступа:
Abramova, G. M.; Абрамова, Галина Михайловна; Volkov, N. V.; Волков, Никита Валентинович; Petrakovskii, G. A.; Петраковский, Герман Антонович; Mita, Y.; Bayukov, O. A.; Баюков, Олег Артемьевич; Velikanov, D. A.; Великанов, Дмитрий Анатольевич; Vorotynov, A. A.; Sokolov, V. V.; Bovina, A. F.; Бовина, Ася Федоровна
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11.


   
    Mossbauer studies of FexMn1-xS single crystals / G. M. Abramova [et al.] // Phys. Solid State. - 2008. - Vol. 50, Is. 2. - P. 237-240, DOI 10.1134/S1063783408020042. - Cited References: 16 . - ISSN 1063-7834
РУБ Physics, Condensed Matter
Рубрики:
METAL-INSULATOR-TRANSITION
   MAGNETIC-PROPERTIES

   ALPHA-MNS

   SULFIDES

   MAGNETORESISTANCE

   PRESSURE

   SYSTEM

   OXIDES

Аннотация: Single crystals of iron manganese sulfides FexMn1-xS (0.25

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Держатели документа:
[Abramova, G. M.
Petrakovskii, G. A.
Bayukov, O. A.
Bovina, A. F.] Russian Acad Sci, Siberian Branch, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia
[Varnek, V. A.
Sokolov, V. V.] Russian Acad Sci, Siberian Branch, Nikolaev Inst Inorgan Chem, Novosibirsk 630090, Russia
ИФ СО РАН

Доп.точки доступа:
Abramova, G. M.; Абрамова, Галина Михайловна; Petrakovskii, G. A.; Петраковский, Герман Антонович; Bayukov, O. A.; Баюков, Олег Артемьевич; Varnek, V. A.; Sokolov, V. V.; Bovina, A. F.; Бовина, Ася Федоровна
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12.


   
    Electrical Conductivity and Thermopower in CoxMn1-xS Sulfides / G. I. Makovetskii [et al.] // Phys. Solid State. - 2008. - Vol. 50, Is. 10. - P. 1826-1829, DOI 10.1134/S1063783408100065. - Cited References: 6. - This study was supported by the Russian-Belarussian Foundation for Basic Research within the framework of the joint programs RFFI-BRFFI ( project no. RFFI-BRFFI 04-02-81018-Bel-2004a and project no. BRFFI-RFFIF04R-025). . - ISSN 1063-7834
РУБ Physics, Condensed Matter

Аннотация: This paper reports on the results of investigations into the structural, electrical, and thermoelectrical properties of sulfides CoxMn1-xS (0 0), whereas the compound with x = 0.4 exhibits metallic conduction (alpha 0). It is found that the band gap E-g of the compounds under investigation varies in the range from 1.46 eV for alpha-MnS (x

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Держатели документа:
[Makovetskii, G. I.
Galyas, A. I.
Demidenko, O. F.
Yanushkevich, K. I.] Natl Acad Sci, Joint Inst Solid State & Semicond Phys, Minsk 220072, Byelarus
[Ryabinkina, L. I.
Romanova, O. B.] Russian Acad Sci, Siberian Branch, Kirensky Inst Phys, Krasnoyarsk 660036, Russia
ИФ СО РАН
Joint Institute of Solid-State and Semiconductor Physics, National Academy of Sciences of Belarus, ul. Petrusya Brovki 19, Minsk 220072, Belarus
Kirensky Institute of Physics, Siberian Branch, Russian Academy of Sciences, Akademgorodok, Krasnoyarsk 660036, Russian Federation

Доп.точки доступа:
Makovetskii, G. I.; Galyas, A. I.; Demidenko, O. F.; Yanushkevich, K. I.; Ryabinkina, L. I.; Рябинкина, Людмила Ивановна; Romanova, O. B.; Романова, Оксана Борисовна
}
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13.


   
    Transport properties and ferromagnetism of Co(x)Mn(1-x)Ssulfides / S. S. Aplesnin [et al.] // J. Exp. Theor. Phys. - 2008. - Vol. 106, Is. 4. - P. 765-772, DOI 10.1134/S1063776108040158. - Cited References: 39 . - ISSN 1063-7761
РУБ Physics, Multidisciplinary
Рубрики:
GIANT VOLUME MAGNETOSTRICTION
   COLOSSAL MAGNETORESISTANCE

   MAGNETIC SEMICONDUCTORS

   ELECTRICAL-PROPERTIES

   ROOM-TEMPERATURE

   ALPHA-MNS

   SPINTRONICS

   TRANSITION

   FEXMN1-XS

   FIELDS

Кл.слова (ненормированные):
Coulomb interactions -- Current voltage characteristics -- Electromotive force -- Ferromagnetism -- Magnetic susceptibility -- Magnetization -- Thermoelectricity -- Transport properties -- Charge susceptibility -- External magnetic fields -- Temperature intervals -- Thermoelectromotive force -- Cobalt compounds
Аннотация: We have studied the resistivity and thermoelectromotive force (thermo emf) in a temperature range of T = 80-1000 K, the magnetic susceptibility and magnetization in a temperature range of T= 4.2-300 K at an external magnetic field of up to 70 kOe, and the structural characteristics of CoxMn1 - S-x sulfides (0 <= x <= 0.4). Anomalies in the transport properties of these compounds have been found in the temperature intervals Delta T-1 = 200-270 K and Delta T-2 = 530-670 K and at T-3 similar to T-N. The temperature dependences of the magnetic susceptibility, magnetization, and resistivity, as well as the current-voltage characteristics, exhibit hysteresis. In the domain of magnetic ordering at temperatures below the Neel temperature (TN), the anti ferromagnetic CoxMn1 - xS sulfides possess a spontaneous magnetic moment that is explained using a model of the orbital ordering of electrons in the t(2g) bands. The influence of the cobalt-ion-induced charge ordering on the transport and magnetic properties of sulfides has been studied. The calculated values of the temperatures corresponding to the maxima of charge susceptibility, which are related to a competition between the on-site Coulomb interaction of holes in various subbands and their weak hybridization, agree well with the experimental data.

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Держатели документа:
[Aplesnin, S. S.
Ryabinkina, L. I.
Romanova, O. B.
Velikanov, D. A.
Balaev, A. D.
Balaev, D. A.] Russian Acad Sci, LV Kirensky Phys Inst, Siberian Branch, Krasnoyarsk 660036, Russia
[Aplesnin, S. S.
Bandurina, O. N.] Reshetnev Siberian State Aerosp Univ, Krasnoyarsk 660014, Russia
[Yanushkevich, K. I.
Galyas, A. I.
Demidenko, O. F.] Natl Acad Sci, Joint Inst Solid State & Semicond Phys, Minsk 220072, Byelarus
ИФ СО РАН
Kirensky Institute of Physics, Siberian Branch, Russian Academy of Sciences, Krasnoyarsk 660036, Russian Federation
Reshetnev Siberian State Aerospace University, Krasnoyarsk 660014, Russian Federation
Joint Institute of Solid State and Semiconductor Physics, National Academy of Sciences of Belarus, Minsk 220072, Belarus

Доп.точки доступа:
Aplesnin, S. S.; Аплеснин, Сергей Степанович; Ryabinkina, L. I.; Рябинкина, Людмила Ивановна; Romanova, O. B.; Романова, Оксана Борисовна; Velikanov, D. A.; Великанов, Дмитрий Анатольевич; Balaev, A. D.; Балаев, Александр Дмитриевич; Balaev, D. A.; Балаев, Дмитрий Александрович; Yanushkevich, K. I.; Galyas, A. I.; Demidenko, O. F.; Bandurina, O. N.
}
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14.


   
    Magnetic and electrical properties of cation-substituted sulfides Me (x) Mn1-x S (Me = Co, Gd) / S. S. Aplesnin [et al.] // Phys. Solid State. - 2009. - Vol. 51, Is. 4. - P. 698-701, DOI 10.1134/S1063783409040076. - Cited References: 17. - This study was supported by the Russian Foundation for Basic Research RFFI-BRFFI (project no. 0802-90031) and FFIRB (project no. F08R-037). . - ISSN 1063-7834
РУБ Physics, Condensed Matter
Рубрики:
ALPHA-MNS
   MAGNETORESISTANCE

   TRANSPORT

Аннотация: The temperature dependences of the specific magnetization sigma and the electrical resistivity rho of Me (x) Mn1 - x S single crystals (Me= Co, Gd; x= 0.05) have been studied in the temperature range 80 K T 1000 K. The samples under study have revealed the presence of a spontaneous magnetic moment below the N,el temperature (T (N)) and ferromagnetic clusters in Gd0.05Mn0.95S in the temperature range 146 K T 680 K. Substitution of gadolinium for manganese initiates a transition from p-type to n-type conduction. The change in the conduction type is accompanied by an increase in the electrical resistivity at 300 K by approximately one order of magnitude and, accordingly, by a decrease in the activation energy. The magnetic and electrical properties of the crystals under study have been interpreted in terms of the cluster model with temperature-dependent ferromagnetic exchange and an electron localized in this cluster.

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Держатели документа:
[Aplesnin, S. S.
Ryabinkina, L. I.
Romanova, O. B.] Russian Acad Sci, Siberian Branch, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia
Reshetnev Siberian State Aerosp Univ, Krasnoyarsk 660014, Russia
[Sokolov, V. V.
Pichugin, A. Yu.] Russian Acad Sci, Siberian Branch, Inst Inorgan Chem, Novosibirsk 630090, Russia
[Galyas, A. I.
Demidenko, O. F.
Makovetskii, G. I.
Yanushkevich, K. I.] Natl Acad Sci Belarus, Sci Pract Mat Res Ctr, Minsk 220072, Byelarus
ИФ СО РАН
Kirensky Institute of Physics, Russian Academy of Sciences, Siberian Branch, Akademgorodok 50, Krasnoyarsk 660036, Russian Federation
Reshetnev Siberian State Aerospace University, pr. im. Gazety Krasnoyarski rabochi 31, Krasnoyarsk 660014, Russian Federation
Institute of Inorganic Chemistry, Siberian Branch, Russian Academy of Sciences, ul. Akademika Lavrent'eva 3, Novosibirsk 630090, Russian Federation
Scientific-Practical Materials Research Centre, National Academy of Sciences of Belarus, ul. P. Brovki 19, Minsk 220072, Belarus

Доп.точки доступа:
Aplesnin, S. S.; Аплеснин, Сергей Степанович; Ryabinkina, L. I.; Рябинкина, Людмила Ивановна; Romanova, O. B.; Романова, Оксана Борисовна; Sokolov, V. V.; Pichugin, A. Y.; Galyas, A. I.; Demidenko, O. F.; Makovetskii, G. I.; Yanushkevich, K. I.; Russian Foundation for Basic Research RFFI-BRFFI [0802-90031]; FFIRB [F08R-037]
}
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15.


   
    Magnetoelastic coupling in the triangular lattice antiferromagnet CuCrS2 / JCE Rasch [et al.] // Phys. Rev. B. - 2009. - Vol. 80, Is. 10. - Ст. 104431, DOI 10.1103/PhysRevB.80.104431. - Cited References: 30. - We are grateful for support and allocated beam time at the Institut Laue-Langevin (D1A, IN3),Grenoble, France, the spallation neutron source SINQ (TriCS, DMC) and the SLS-MS beamline, both Paul Scherrer Insitut, Villigen, Switzerland. This work was supported by INTAS Grant No. 06-1000013-9002 of the Russian Academy of Science (RAS), Siberian Branch. . - ISSN 1098-0121
РУБ Physics, Condensed Matter
Рубрики:
NEUTRON POWDER DIFFRACTION
   MAGNETIC-STRUCTURE

   STRUCTURAL-PROPERTIES

   PHASE-TRANSITION

   SOLID OXYGEN

   ALPHA-PHASES

   BETA-PHASES

   SELENIDES

   SULFIDES

Аннотация: CuCrS2 is a triangular lattice Heisenberg antiferromagnet with a rhombohedral crystal structure. We report on neutron and synchrotron powder diffraction results which reveal a monoclinic lattice distortion at the magnetic transition and verify a magnetoelastic coupling. CuCrS2 is therefore an interesting material to study the influence of magnetism on the relief of geometrical frustration.

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Держатели документа:
[Rasch, Julia C. E.
Boehm, Martin
Ritter, Clemens
Mutka, Hannu] Inst Max Von Laue Paul Langevin, F-38042 Grenoble 9, France
[Rasch, Julia C. E.
Schefer, Juerg
Keller, Lukas] ETH, Neutron Scattering Lab, CH-5232 Villigen, Switzerland
[Cervellino, Antonio] Paul Scherrer Inst, Swiss Light Source, CH-5232 Villigen, Switzerland
[Abramova, Galina M.] SB RAS, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia
[Loeffler, Joerg F.] ETH, Dept Mat, Lab Met Phys & Technol, CH-8093 Zurich, Switzerland
ИФ СО РАН
Institut Laue-Langevin, 6 Rue Jules Horowitz, 38042 Grenoble Cedex 9, France
Laboratory for Neutron Scattering, ETH Zurich, Paul Scherrer Institut, CH-5232 Villigen PSI, Switzerland
L.V. Kirensky Institute of Physics, SB, RAS, Krasnoyarsk 660036, Russian Federation
Swiss Light Source, Paul Scherrer Institut, CH-5232 Villigen PSI, Switzerland
Laboratory of Metal Physics and Technology, Department of Materials, ETH Zurich, 8093 Zurich, Switzerland

Доп.точки доступа:
Rasch, JCE; Boehm, M.; Ritter, C.; Mutka, H.; Schefer, J.; Keller, L.; Abramova, G. M.; Абрамова, Галина Михайловна; Cervellino, A.; Loffler, J. F.; Russian Academy of Science (RAS), Siberian Branch [06-1000013-9002]
}
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16.


   
    Magnetic properties, magnetoresistance, and Raman spectra of CuV (x) Cr1-x S-2 / G. M. Abramova [et al.] // Phys. Solid State. - 2009. - Vol. 51, Is. 3. - P. 532-536, DOI 10.1134/S1063783409030160. - Cited References: 17. - This study was supported by the SB RAS-INTAS grant no. 06-1000013-9002. . - ISSN 1063-7834
РУБ Physics, Condensed Matter
Рубрики:
SELENIDES
   SULFIDES

   AGCRS2

Аннотация: The results of investigations of the magnetic and Raman spectra, magnetic properties, and magnetoresistance of vanadium-substituted chromium copper disulfides CuV (x) Cr1 - x S-2 (x = 0.1) are presented.

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Держатели документа:
[Abramova, G. M.
Petrakovskii, G. A.] Siberian Fed Univ, Krasnoyarsk 660041, Russia
[Sokolov, V. V.] Russian Acad Sci, Nikolaev Inst Inorgan Chem, Siberian Branch, Novosibirsk 630090, Russia
[Abramova, G. M.
Petrakovskii, G. A.
Vtyurin, A. N.
Vorotynov, A. M.
Velikanov, D. A.
Krylov, A. S.
Gerasimova, Yu.
Bovina, A. F.] Russian Acad Sci, Kirensky Inst Phys, Siberian Branch, Krasnoyarsk 660036, Russia
ИФ СО РАН
Siberian Federal University, Svobodny pr. 79, Krasnoyarsk 660041, Russian Federation
Kirensky Institute of Physics, Siberian Branch, Russian Academy of Sciences, Akademgorodok 50, Krasnoyarsk 660036, Russian Federation
Nikolaev Institute of Inorganic Chemistry, Siberian Branch, Russian Academy of Sciences, pr. Akademika Lavrent'eva 3, Novosibirsk 630090, Russian Federation

Доп.точки доступа:
Abramova, G. M.; Абрамова, Галина Михайловна; Petrakovskii, G. A.; Петраковский, Герман Антонович; Vtyurin, A. N.; Втюрин, Александр Николаевич; Vorotynov, A. M.; Воротынов, Александр Михайлович; Velikanov, D. A.; Великанов, Дмитрий Анатольевич; Krylov, A. S.; Крылов, Александр Сергеевич; Gerasimova, Y. V.; Герасимова, Юлия Валентиновна; Sokolov, V. V.; Bovina, A. F.; Бовина, Ася Федоровна; SB RAS-INTAS [06-1000013-9002]
}
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17.


   
    Crystal structure and electrical properties of Gd (x) Mn1-x S and Ti (x) Mn1-x Se solid solutions / A. I. Galyas [et al.] // Phys. Solid State. - 2010. - Vol. 52, Is. 4. - P. 687-690, DOI 10.1134/S1063783410040037. - Cited References: 10. - This study was supported by the Belarussian Republican Foundation for Fundamental Research (project no. F04-182), the Russian Foundation for Basic Research-Belarussian Republican Foundation for Fundamental Research (project no. 08-02-90031), the Russian Foundation for Basic Research (project nos. 09-02-00554-a and 09-02-92001-NNS-a), and the Federal Agency for Education of the Russian Federation (the State Program "Development of the Scientific Potential of the Higher School," project no. 2.1.1/401). . - ISSN 1063-7834
РУБ Physics, Condensed Matter
Рубрики:
MNSE
   SULFIDES

   CO

Аннотация: Regions of the existence of sulfide Gd (x) Mn1 - x S and selenide Ti (x) Mn1 - x Se solid solutions have been identified. Their electrical and thermoelectric properties have been studied in the temperature range 80-900 K. It has been established that the substitution of Gd2+ and Ti2+ ions for Mn2+ cations initiates reversal of the type of charge carrier with respect to the starting compounds MnS and MnSe. The cation substitution in solid solutions brings about a change from the hole conduction (alpha 0) characteristic of the manganese monosulfide and monoselenide to the electronic conduction (alpha 0).

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Держатели документа:
[Galyas, A. I.
Demidenko, O. F.
Makovetskii, G. I.
Yanushkevich, K. I.] Natl Acad Sci Belarus, Sci Pract Mat Res Ctr, Minsk 220072, Byelarus
[Ryabinkina, L. I.
Romanova, O. B.] Russian Acad Sci, Siberian Branch, LV Kirensky Phys Inst, Krasnoyarsk 660036, Russia
[Ryabinkina, L. I.
Romanova, O. B.] Reshetnev Siberian State Aerosp Univ, Krasnoyarsk 660014, Russia
ИФ СО РАН
Scientific-Practical Materials Research Centre, National Academy of Sciences of Belarus, ul. P. Brovki 19, Minsk, 220072, Belarus
Kirensky Institute of Physics, Siberian Branch, Russian Academy of Sciences, Akademgorodok 50, Krasnoyarsk, 660036, Russian Federation
Reshetnev Siberian State Aerospace University, pr. im. Gazety Krasnoyarskii Rabochii 31, Krasnoyarsk, 660014, Russian Federation

Доп.точки доступа:
Galyas, A. I.; Demidenko, O. F.; Makovetskii, G. I.; Yanushkevich, K. I.; Ryabinkina, L. I.; Рябинкина, Людмила Ивановна; Romanova, O. B.; Романова, Оксана Борисовна
}
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18.


   
    Переход металл-диэлектрик в катион-замещенных соединениях ReхMn1-xS (Re = Gd, Sm, Ho) / О. Б. Романова [и др.] // Вестник СибГАУ. - 2015. - Т. 16, № 2. - С. 478-484. - Библиогр.: 38. - Работа выполнена при финансовой поддержке РФФИ № 15-42-04099 р_Cибирь_а и государственного задания № 114090470016. . - ISSN 1816-9724
   Перевод заглавия: Metal-insulator transition in the cation-substituted compounds RexMn1-xS (Re = Gd, Sm, Ho)
Кл.слова (ненормированные):
СУЛЬФИДЫ РЕДКОЗЕМЕЛЬНЫХ ЭЛЕМЕНТОВ -- ПРОВОДИМОСТЬ -- ПЕРЕХОД МЕТАЛЛ-ДИЭЛЕКТРИК -- ТЕРМОЭДС -- SULFIDES OF RARE-EARTH ELEMENTS -- CONDUCTIVITY -- TRANSITION METAL-INSULATOR -- THERMOELECTRIC POWER
Аннотация: Представлены результаты исследования транспортных свойств катион-замещенных сульфидов RexMn1-xS (Re = Gd, Sm, Ho) с ГЦК-решеткой типа NaCl в области температур 77-1200 К. С увеличением степени катионного замещения в этих соединениях RexMn1-xS (Re = Gd, Sm, Ho) изменяется тип проводимости от полупроводникового до металлического при критической концентрации Х С. Концентрационный переход металл-диэлектрик в системе Gd XMn 1-XS сопровождается уменьшением величины удельного электросопротивления на 12 порядков и коэффициента термоЭДС (α) на два порядка. Катионное замещение в твердых растворах GdxMn1-xS приводит к смене дырочного типа проводимости (α > 0), свойственного моносульфиду марганца, на электронный (α < 0). Уменьшение величины α с увеличением содержания гадолиния в решетке MnS указывает на то, что Gd действует как донорная примесь. Для Sm 0,2Mn 0,8S обнаружен резкий максимум сопротивления при Т = 100 К, который может быть вызван рассеянием электронов проводимости на спиновых флуктуациях локализованных электронов. Установлен металлический тип проводимости для Sm 0,25Mn 0,75S и механизм электрического сопротивления, который связан с рассеянием электронов на акустических фононах и с магнитным рассеянием на нескомпенсированных антиферромагнитных кластерах марганца при Т < 180 К. В результате замещения марганца самарием в твердом растворе SmxMn1-xS электронная структура перестраивается, и сопротивление невозможно объяснить на основе протекания ионов самария. Общей закономерностью температурных зависимостей коэффициента термоЭДС как для системы с гадолинием, так и для системы с самарием является проявление отрицательного значения термоЭДС во всем диапазоне температур с ростом Х. В системе HoxMn1-xS переход металл-диэлектрик обнаружен для ХС = 0,3 с уменьшением величины удельного электросопротивления на десять порядков. Цель данной работы - установить условия реализации перехода металл-диэлектрик в катион-замещенных системах RexMn1-xS (Re = Gd, Sm, Ho).
This paper presents the results of a study of the transport properties of cation-substituted sulfides Re XMn 1-XS (Re = = Gd, Sm, Ho) with FCC NaCl type in the temperature range 77-1200 K. With increasing degree of cation substitution in these compounds Re XMn 1- ХS (Re = Gd, Sm, Ho) the conductivity type changes from the semiconductor to the «metal» at the critical concentration X C. The concentration of metal-insulator transition in the system Gd XMn 1-XS is accompanied by a decreasing in the electrical resistivity of value on 12 orders and Seebeck coefficient (α) is on two orders. The cation-substitution in the solid solutions Gd XMn 1-XS leads to p-type conductivity (α > 0), as comprising to electronic (α < 0) for manganese monosulfide. Decrease of α with increasing gadolinium concentration in the MnS lattice indicates that the Gd acts as a donor impurity. For Sm 0,2Mn0,8S a maximum resistance at T = 100 K attributed to the scattering of conduction electrons by spin fluctuations of localized electrons. The metallic conductivity for Sm 0.25Mn 0.75S and the mechanism of electrical resistance, which is related to the scattering of electrons by acoustic phonons and magnetic scattering by uncompensated antiferromagnetic manganese clusters at T < 180 K were revealed. As a result of the substitution of manganese to samarium in solid solution Sm XMn 1-XS the electron structure is reconstructed, and the resistance cannot be explained on the basis of the percolation of samarium ions. The temperature dependence of Seebeck coefficient for systems with gadolinium and with samarium reveals the negative values of thermoelectric power in the all range of temperatures with increasing concentration (X). The metal-insulator transition for system Ho XMn 1-XS at Х С= 0,3 is observed with decreasing resistivity on ten orders. The purpose of this work is to establish conditions for the realization of the metal-insulator transition in a cation-substituted systems Re XMn 1-XS (Re = Gd, Sm, Ho).

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Держатели документа:
Институт физики им. Л. В. Киренского СО РАН
Сибирский государственный аэрокосмический университет имени акад. М. Ф. Решетнева

Доп.точки доступа:
Романова, Оксана Борисовна; Romanova, O. B.; Харьков, Анатолий Михайлович; Kharkov A. M.; Ситников, Максим Николаевич; Sitnicov M. N.; Кретинин, В. В.; Kretinin, V. V.
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}
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19.


   
    Iron sulfide nanoparticles: preparation, structure, magnetic properties / R. D. Ivantsov [et al.] // VI Euro-Asian Symposium "Trends in MAGnetism" (EASTMAG-2016) : abstracts / ed.: O. A. Maksimova, R. D. Ivantsov. - Krasnoyarsk : KIP RAS SB, 2016. - Ст. P9.13. - P. 399. - References: 1. - The work was partially supported by the RFBR (grant #14-02-01211) and MOST 102-2112-M-153 -002 -MY3 . - ISBN 978-5-904603-06-9
Кл.слова (ненормированные):
Fe sulfides -- Fe3S4 nanoparticles -- magnetic properties


Доп.точки доступа:
Ivantsov, R. D.; Иванцов, Руслан Дмитриевич; Edelman, I. S.; Эдельман, Ирина Самсоновна; Zharkov, S. M.; Жарков, Сергей Михайлович; Velikanov, D. A.; Великанов, Дмитрий Анатольевич; Chun-Rong Lin; Yaw-Teng Tseng; Kun-Yauh Shih; Euro-Asian Symposium "Trends in MAGnetism"(6 ; 2016 ; Aug. ; 15-19 ; Krasnoyarsk); "Trends in MAGnetism", Euro-Asian Symposium(6 ; 2016 ; Aug. ; 15-19 ; Krasnoyarsk); Институт физики им. Л.В. Киренского Сибирского отделения РАН

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20.


   
    Study of electrical and thermoelecrical properties of sulfides TmxMn1-xS / S. S. Aplesnin [et al.] // Phys. Solid State. - 2016. - Vol. 58, Is. 1. - P. 19-24, DOI 10.1134/S1063783416010029. - Cited References: 25. - This study was supported by the Russian Foundation for Basic Research (project no. 15-42-04099 r_si-bir_a) and State Contract no. 114090470016. . - ISSN 1063-7834
РУБ Physics, Condensed Matter
Рубрики:
SmxMn1-xS solid-solutions
   MnS

   Gd

   Transition

   Transport

   Crystal

Аннотация: Variable-valence TmxMn1–xS (0 ⩽ x ⩽ 0.15) compounds have been synthesized and their structural, electrical, and thermoelectrical properties have been studied in the temperature range of 80–1100 K. The regions of existence of solid solutions of sulfides TmxMn1–xS with the NaCl-type fcc lattice have been determined. It has been found that, as thulium ions are substituted for manganese cations, the electrical resistivity increases, and the lattice parameter increases more sharply than that corresponding to the Vegard’s law. The study of the temperature dependences of the thermopower coefficient has revealed that the current carrier sign is retained to 500 K for all the substitution concentrations, and the charge carrier type changes from the hole type to the electron type with variations in the temperature. The experimental data have been explained in terms of the exciton model.

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Публикация на русском языке Исследование электрических и термоэлектрических свойств сульфидов TmxMn1-xS [Текст] / С. С. Аплеснин [и др.] // Физ. тверд. тела : Физико-технический институт им. А. Ф. Иоффе РАН, 2016. - Т. 58 Вып. 1. - С. 21-26

Держатели документа:
Kirensky Institute of Metals, Siberian Branch of the Russian Academy of Sciences, Akademgorodok 50–38, Krasnoyarsk, Russian Federation
Reshetnikov Siberian Aerospace University, pr. imeni Gazety “Krasnoyarskii Rabochii” 31, Krasnoyarsk, Russian Federation
Scientific–Practical Materials Centre, National Academy of Sciences of Belarus, ul. P. Brovki 19, Minsk, Belarus
Institute of Inorganic Chemistry, Siberian Branch of the Russian Academy of Sciences, pr. Akademika Lavrent’eva 3, Novosibirsk, Russian Federation

Доп.точки доступа:
Aplesnin, S. S.; Аплеснин, Сергей Степанович; Romanova, O. B.; Романова, Оксана Борисовна; Galyas, A. I.; Sokolov, V. V.
}
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