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

Telephone

+38(057)341-08-02 (office)

Fax

+38(057)340-33-70

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

Institute for Low Temperature Physics and Engineering,

National Academy of Sciences of Ukraine, Kharkiv

Post-Graduate (1988-1991)

Magnetism

Kharkiv State University,

Department of Physics

M.Sc. in Physics (1988)

Solid State Physics


FIELD OF SCIENTIFIC INTEREST



  • Optical spectroscopy of magnetic dielectrics.
  • Optical and magnetic effects in low dimensional magnetic systems and multiferroics.
  • Photoinduced phenomena in magnetically ordered crystals.

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 : 109 ( in the refereed journals - 55).


Selected Publications for last 10 years:


  1. Intersite spin nematic ordering in spin chain materials: Behavior of observables

    A.A. Zvyagin, V.V. Slavin, G.A. Zvyagina, V.G. Piryatinskaya

    Physical Review B, V. 111, P. 104415, (2025)


  2. Inversion of exchange interaction sign of Nd3+ excited states and its manifestation in optical absorption spectra of NdFe3(BO3)4 crystal

    I.S. Kachur, V.S. Kurnosov, V.G. Piryatinskaya

    Low Temperature Physics, V. 50, 5, P. 425-427, (2024)


  3. Magnetic field effect on the electric permittivity of rare-earth aluminium borates

    V.V. Slavin, A.A. Zvyagin, G.A. Zvyagina, V.G. Piryatinskaya

    Low Temperature Physics, V. 50, 6, P. 481-488, (2024)


  4. Anomalous behavior of magnetic linear dichroism in HoFe3(BO3)4 crystal with spiral magnetic ordering

    I.S. Kachur, V.G. Piryatinskaya

    Low Temperature Physics, V. 49, 2, P. 261-264, (2023)


  5. Dynamical electric characteristics of a quantum paramagnet

    A.A. Zvyagin, V.V. Slavin, V.G. Piryatinskaya

    Low Temperature Physics, V. 49, 9, P. 1031-1036, (2023)


  6. Magnetic linear dichroism and features of the local magnetic structure of HoFe3(BO3)4 single crystal in 5F2 and 5F3 excited states of Ho3+ ion

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

    Journal of Magnetism and Magnetic Materials, V. 536, P. 168106, (2021)


  7. 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)


  8. 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)


  9. 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)


  10. 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)


  11. 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)


  12. 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)


  13. 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)


  14. 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)