Department of Magnetism

VALERIYA G. PIRYATINSKAYA


B. Verkin Institute for Low Temperature Physics and

Engineering of the National Academy of Science of Ukraine

47 Nauky Ave., Kharkiv, 61103 Ukraine

E-mail

piryatinskaya@ilt.kharkov.ua


PERSONAL DATA




Name

VALERIYA G. PIRYATINSKAYA

Date of birth

24/01/1966

Place of birth

Kharkiv, Ukraine

Residence

UKRAINE

Languages:

Russian, Ukrainian,English

(spoken, read and written)



EDUCATION




Name of Institution

Degrees

Field

Institute for Low Temperature Physics and Engineering,

National Academy of Sciences of Ukraine, Kharkiv

Ph.D. in Solid State Physics (1994)

Magnetism

Kharkiv State University,

Department of Physics

M.Sc. in Physics (1988)

Solid State Physics


FIELD OF SCIENTIFIC INTEREST



  • Magnetism of low symmetric and low dimensional dielectrics.
  • Dynamics of low-energy excitations in low dimensional and low symmetry magnetic compounds, optical manifestation of that dynamics.

PROFESSIONAL EXPERIENCE



  • 2016-present: Senior Research Fellow in the Department of Magnetism; B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine,  Kharkiv, Ukraine
  • 1999-2016: Research Fellow in the Department of Magnetism; B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine,  Kharkiv, Ukraine
  • 1994-1999: Junior Research Fellowin the Department of Magnetism; B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine,  Kharkiv, Ukraine
  • 1991-1994: Engineer in Department of Magnetism; B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine, Kharkiv, Ukraine
  • 1988-1991: PhD student B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine, Kharkiv, Ukraine

PUBLICATIONS




Number of papers : 94 ( in the refereed journals - 46).


Selected Publications for last 10 years:


  1. Magnetic field induced local structural transformations in the optically excited states 5F2 and 5F3 of HoFe3(BO3)4 single crystal

    A.V. Malakhovskii, S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, I.A. Gudim

    Journal of Magnetism and Magnetic Materials, V. 476, 1, P. 177, (2019)

  2. Specific features of Nd3+ Kramers doublets' splitting in an antiferromagnetic crystal NdFe3(BO3)4 in an external magnetic field

    S.L. Gnatchenko, I.S. Kachur, V. Kurnosov, V.G. Piryatinskaya, A.V. Malakhovskii, I.A. Gudim

    Low Temperature Physics, V. 45, P. 928, (2019)

  3. Transformation of the HoFe3(BO3)4 absorption spectra at reorientation magnetic transitions and local properties in the excited 5F5 states of the Ho3+ ion

    A.V. Malakhovskii, S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, I.A. Gudim

    Phys. Rev. B, 96, 224430, (2017)

  4. Low-temperature absorption spectra and electron structure of HoFe3(BO3)4 single crystal

    A.V. Malakhovskii, S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, I.A. Gudim

    Low Temperature Physics, 43, ¹ 5, 610-616, (2017)

  5. Peculiarities of behavior of Kramers doublet components intensities in NdFe3(BO3)4 in the transverse Zeeman geometry

    I.S. Kachur, V.S. Kurnosov, V.G. Piryatinskaya, A.V. Yeremenko, I.A. Gudim

    Low Temperature Physics, 43, ¹ 5, 590-596, (2017)

  6. Changes of the local magnetic properties of the optically excited Nd3+ ions and their manifestation in the near IR spectra of the Nd0.5Gd0.5Fe3(BO3)4 crystal

    A.V. Malakhovskii, S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, V.L. Temerov

    Optical Materials 52, 126-133, (2016)

  7. Magneto-optical spectra and electron structure of Nd0.5Gd0.5Fe3(BO3)4 single crystal

    A.V. Malakhovskii, S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, A.L. Sukhachev, V.L. Temerov

    JMMM 401, 517-524, (2016)

  8. Local magnetic properties of multiferroic Nd0.5Gd0.5Fe3(BO3)4 in the excited states of Nd3+ ion

    A.V. Malakhovskii, S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, A.L. Sukhachev, V.L. Temerov

    JMMM 375, 153-163, (2015)

  9. Optical and magneto-optical properties of Nd0.5Gd0.5Fe3(BO3)4 single crystal in the near IR spectral region

    A.V. Malakhovskii, S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, A.L. Sukhachev, I.A. Gudim

    J. Alloys Compd. 542, 157-163, (2012)

  10. Temperature behavior of fundamental absorption edge in quasi-two-dimensional MnPS3 crystal

    V.G. Piryatinskaya, I.S. Kachur, V.V. Slavin, A.V. Yeremenko, Yu.M. Vysochanskii

    Low Temperature Physics, 38, ¹ 9, 870-873, (2012)

  11. Exciton-magnon structure of optical absorption spectrum of antiferromagnetic MnPS3

    S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, Yu.M. Vysochanskii, M.I. Gurzan

    Low Temperature Physics, 37, ¹ 2, 144-148, (2011)

  12. Influence of magnetic ordering on electronic structure of Tb3+ ion in TbFe3(BO3)4 crystal

    A.V. Malakhovskii, S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, A.L. Sukhachev, V.L. Temerov

    Eur. Phys. J. B 80, ¹ 1, 1-10, (2011)

  13. Spectroscopic and magnetooptical investigations of spin-reorientation phase transition in TbFe3(BO3)4

    S.L. Gnatchenko, I.S. Kachur, V.G. Piryatinskaya, V.A. Bedarev, M.I. Pashchenko, A.V. Malakhovskii, L.N. Bezmaternykh, A.L. Sukhachev, V.L. Temerov

    Phys. Rev. B, V. 80, P. 214417 (1-10), (2009)