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Dive into the research topics where O. B. Romanova is active.

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Featured researches published by O. B. Romanova.


Physical Review B | 2005

Conductivity, weak ferromagnetism, and charge instability in an α-MnS single crystal

S. S. Aplesnin; L. I. Ryabinkina; G. M. Abramova; O. B. Romanova; A. M. Vorotynov; D. A. Velikanov; N. I. Kiselev; A. D. Balaev

The temperature dependence of resistivity, magnetization and electron-spin resonance of the


Physics of the Solid State | 2007

Effect of the orbital ordering on the transport and magnetic properties of MnSe and MnTe

S. S. Aplesnin; L. I. Ryabinkina; O. B. Romanova; D. A. Balaev; O. F. Demidenko; K. I. Yanushkevich; N. S. Miroshnichenko

\alpha- MnS


Physics of the Solid State | 2009

Magnetic and electrical properties of cation-substituted sulfides MexMn1 − xS (Me = Co, Gd)

S. S. Aplesnin; L. I. Ryabinkina; O. B. Romanova; V. V. Sokolov; A. Yu. Pichugin; A. I. Galyas; O. F. Demidenko; G. I. Makovetskiĭ; K. I. Yanushkevich

single crystal were measured in temperature range of


Journal of Experimental and Theoretical Physics | 2008

Transport properties and ferromagnetism of CoxMn1 − xS sulfides

S. S. Aplesnin; L. I. Ryabinkina; O. B. Romanova; D. A. Velikanov; A. D. Balaev; D. A. Balaev; K. I. Yanushkevich; A. I. Galyas; O. F. Demidenko; O. N. Bandurina

5 K < T < 550 K


Physics of the Solid State | 2002

Magnetic properties of FexMn1−xS sulfides exhibiting the magnetoresistive effect

G. A. Petrakovskii; L. I. Ryabinkina; G. M. Abramova; A. D. Balaev; O. B. Romanova; G. I. Makovetskii; K. I. Yanushkevich; A. I. Galyas

. Magnetization hysteresis in applied magnetic field up to 0.7 T at


Journal of Physics: Condensed Matter | 2013

Magnetic and thermophysical properties of GdXMn1−XS solid solutions

S. S. Aplesnin; O. B. Romanova; M. V. Gorev; D. A. Velikanov; A G Gamzatov; A M Aliev

T=5 K, 77 K, 300 K


Journal of Physics: Condensed Matter | 2010

The interrelation of magnetic and dielectric properties of CoxMn1 − xS solid solutions

S. S. Aplesnin; O N Bandurina; O. B. Romanova; L I Ryabinkina; A. D. Balaev; Evgeniy V. Eremin

, irreversible temperature behavior of magnetization and resistivity were found . The obtained data were explained in terms of degenerate tight binding model using random phase approximation. The contribution of holes in


Physics of the Solid State | 2010

Crystal structure and electrical properties of GdxMn1 − xS and TixMn1 − xSe solid solutions

A. I. Galyas; O. F. Demidenko; G. I. Makovetskiĭ; K. I. Yanushkevich; L. I. Ryabinkina; O. B. Romanova

t_{2g}


Physics of the Solid State | 2008

Electrical conductivity and thermopower in Cox Mn1 − x S sulfides

G. I. Makovetskiĭ; A. I. Galyas; O. F. Demidenko; K. I. Yanushkevich; L. I. Ryabinkina; O. B. Romanova

and


Physics of the Solid State | 2012

Synthesis, structure, and magnetic properties of anion-substituted manganese chalcogenides

S. S. Aplesnin; O. B. Romanova; M. V. Gorev; A. D. Vasil’ev; O. F. Demidenko; G. I. Makovetskii; K. I. Yanushkevich

e_g

Collaboration


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S. S. Aplesnin

Russian Academy of Sciences

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L. I. Ryabinkina

Russian Academy of Sciences

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K. I. Yanushkevich

National Academy of Sciences of Belarus

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O. F. Demidenko

National Academy of Sciences of Belarus

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A. I. Galyas

National Academy of Sciences of Belarus

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V. V. Sokolov

Russian Academy of Sciences

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G. I. Makovetskii

National Academy of Sciences of Belarus

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G. M. Abramova

Russian Academy of Sciences

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A. Yu. Pichugin

Russian Academy of Sciences

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D. A. Balaev

Russian Academy of Sciences

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