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Department of Optical and Magnetic Properties of Solids

B.Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine

Elena L. Fertman



Phone: +38 (057) 341-09-03, 5-03 (local)
Room: 131 (lab.)
e-mail: fertman@ilt.kharkov.ua
            efertman@gmail.com




Academic degrees:

2015 Doctor of Science in physics and mathematics by speciality 01.04.11, B.Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine, Kharkiv, Ukraine.
1999 PhD degree in physics and mathematics (Candidate of Sciences), B.Verkin Institute for Low Temperature Physics and Engineering of the National Academy of Sciences of Ukraine, Kharkiv, Ukraine.

Professional career:

Since 2011 Senior Researcher - Department of optical and magnetic properties of solids at B.Verkin Institute for Low Temperature Physics and Engineering of the NAS of Ukraine, Kharkiv, Ukraine.
2012 - 2015 Doctorate course at B.Verkin Institute for Low Temperature Physics and Engineering of the NAS of Ukraine, Kharkiv, Ukraine.
1988 - 2011 Permanent staff at B.Verkin Institute for Low Temperature Physics and Engineering of the NAS of Ukraine, Kharkiv, Ukraine.
1974 - 1980 Student - Department of Material Science, Kharkiv Polytechnical Institute, Kharkiv, Ukraine.

Scientific projects:

2015–2018 Coordinator of the ILTPE team involved in the TUMOCS (TUneable Multiferroics based on oxygen OCtahedral Structures) project, Horizon 2020 research and innovation programme under the Marie Skłodowska-Curie grant agreement No.645660.
2007–2011 Responsible investigator of the Working Program of cooperation between Pavol Josef Šafarik University (UPJŠ) and B.I.Verkin Institute for Low Temperature Physics and Engineering National Academy of Science of Ukraine (ILTPE).
2004 Principal investigator of the Ukrainian Scientific Project “НАНОСИСТЕМИ, НАНОМАТЕРIАЛИ ТА НАНОТЕХНОЛОГIЇ” (Grant No.3-026/2004).

Research Activity:

  • Magnetic materials on the base of 3d- and 4f- elements: rare-earth intermetallics, perovskite oxides, nano-scale materials. Magnetic properties of solids. Interplay between electronic, magnetic, charge and crystal lattice subsystems. Phase transformations. Phase segregated systems. Glassy magnetism. Multiferroics. Phase separation phenomena in perovskite oxides.

Main Publications:

  1. R.Yu. Babkin, Yu.G. Pashkevich, A.V. Fedorchenko, E.L. Fertman, V.A. Desnenko, A.I. Prokhvatilov, N.N. Galtsov, D.E.L. Vieira, A.N. Salak, Impact of temperature dependent octahedra distortions on magnetic properties of Co-containing double layered hydroxides // Journal of Magnetism and Magnetic Materials, 473, 2019, pp. 501-504.
  2. A.V. Fedorchenko, E.L. Fertman, A.N. Salak, V.A. Desnenko, E. Čižmár, A. Feher, A.I. Vaisburd, N.M. Olekhnovich, A.V. Pushkarev, Yu.V. Radyush, A. Zarkov, A. Kareiva, Unusual magnetic properties of the polar orthorhombic BiFe0.5Sc0.5O3 perovskite // Journal of Magnetism and Magnetic Materials, 465, 2018, pp. 328-332.
  3. Daniel E.L. Vieira, Andrei N. Salak, Alexey V. Fedorchenko, Yurii G. Pashkevich, Elena L. Fertman, Vladimir A. Desnenko, Roman Yu. Babkin, Alexander Feher, Augusto B. Lopes, Mário G.S. Ferreira, Magnetic phenomena in Co-containing layered double hydroxides // Low Temp. Phys. 43 (8): 977-981 (2017).
  4. E.L. Fertman, A.V. Fedorchenko, D.D. Khalyavin, A.N. Salak, A. Baran, V.A. Desnenko, O.V. Kotlyar, E. Čižmár, A. Feher, E.S. Syrkin, A.I. Vaisburd, N.M. Olekhnovich, A.V. Pushkarev, Yu.V. Radyush, A. Stanulis, A. Kareiva, Multiferroic Bi0.65La0.35Fe0.5Sc0.5O3 perovskite: magnetic and thermodynamic properties // Journal of Magnetism and Magnetic Materials, 429, 2017, pp. 177-181.
  5. D.M. Polishchuk, A.I. Tovstolytkin, E.L. Fertman, V.A. Desnenko, O. Kravchyna, D.D. Khalyavin, A.N. Salak, A.G. Anders and A. Feher, Charge Ordering in Nd2/3Ca1/3MnO3: ESR and Magnetometry Study // Journal of Magnetism and Magnetic Materials 410 (2016) 109 – 115.
  6. Fertman E.L., Fedorchenko A.V., Kotlyar A.V., Desnenko V.A., Čižmár E., Baran A., Khalyavin D.D., Salak A.N., Shvartsman V.V., Feher A., Exchange bias phenomenon in (Nd1-xYx)2/3Ca1/3MnO3 (x = 0, 0.1) perovskites // Low Temperature Physics, 41(12), 2015, pp. 1001-1005.
  7. Dmitry Khalyavin, Andrei Salak, Pascal Manuel, Nikolai Olekhnovich, Anatoly Pushkarev, Yury Radyush, Alexey Fedorchenko, Elena Fertman, Vladimir Desnenko, Maria Ferreira, Antisymmetric exchange in La-substituted BiFe0.5Sc0.5O3 system: Symmetry adapted distortion modes approach // Zeitschrift für Kristallographie - Crystalline Materials, 230(12), 2015, pp. 767-774.
  8. D.D. Khalyavin, A.N. Salak, A.B. Lopes, N.M. Olekhnovich, A.V. Pushkarev, Yu.V. Radyush, E.L. Fertman, V.A. Desnenko, A.V. Fedorchenko, P. Manuel, A. Feher, J.M. Vieira, and M.G. Ferreira, Magnetic structure of an incommensurate phase of La-doped BiFe0.5Sc0.5O3: Role of antisymmetric exchange interactions // Phys. Rev. B, 92(22), 2015, pp. 224428 (1 -7).
  9. E. Fertman, E. Syrkin, V. Lykah, V. Desnenko, A. Beznosov, P. Pal-Val, L. Pal-Val, A. Fedorchenko, D. Khalyavin, and A. Feher, Structural phase transition in La2/3Ba1/3MnO3 perovskite: elastic, magnetic, and lattice anomalies and microscopic mechanism // AIP Advances 5, 077189 (1 – 10) 2015.
  10. Elena Fertman, Sergiy Dolya, Vladimir Desnenko, L.A. Pozhar, Marcela Kajňaková, and Alexander Feher, Exchange bias in phase-segregated Nd2/3Ca1/3MnO3 as a function of temperature and cooling magnetic fields // J. Appl. Phys., – 2014. – V. 115, Iss.20. – P. 203906 (1 – 6).
  11. Elena Fertman, Sergiy Dolya, Vladimir Desnenko, Marcela Kajňaková and Alexander Feher, Exchange bias associated with phase separation in the Nd2/3Ca1/3MnO3 manganite // Low Temp. Phys./Fizika Nizkikh Temperatur 40 (2014) 200 - 204.
  12. D.M. Polishchuk, A.I. Tovstolytkin, E. Fertman, V. Desnenko, A. Beznosov, M. Kajňaková and A. Feher, Structural first-order transformation in La2/3Ba1/3MnO3: magnetic field effects // J. Magn. Magn. Mater. 324 (2012) 4225-4230.
  13. E. Fertman, S. Dolya, V. Desnenko, and A. Beznosov, M. Kajňaková and A. Feher, Cluster glass magnetism in the phase-separated Nd2/3Ca1/3MnO3 perovskite // J. Magn. Magn. Mater. 324 (2012) 3213-3217.
  14. A. Feher, V. Desnenko, E. Fertman, S. Dolya, M. Kajňaková and A. Beznosov, Direct evidence of the low temperature cluster-glass magnetic state of Nd2/3Ca1/3MnO3 perovskite // ФНТ Т.38, №7, 828-832 (2012).
  15. M. Kajňaková, A. Feher, E. Fertman, V. Desnenko, A. Beznosov, S. Dolya, Nanophase Separation and Magnetic Spin Glass in Nd2/3Ca1/3MnO3 // Solid State Phenomena 190, 675 (2012).
  16. A. Beznosov, E. Fertman, V. Desnenko, M. Kajňaková and A. Feher, The Nd-Mn exchange interaction, low temperature specific heat and magnetism of Nd2/3Ca1/3MnO3 // J. Magn. Magn. Mater. 323 (2011) 2380-2385.
  17. A. Feher, M. Kajňaková, Е.Л. Фертман, А.Б. Безносов, В.А. Десненко, С.Н. Доля, Наномасштабное фазовое расслоение и кластерное стекло в Nd2/3Ca1/3MnO3 // Наносистеми, наноматеріали, нанотехнології 9, 189 – 196 (2011).
  18. A. Feher, S. Dolya, E. Fertman, M. Kajňaková, V. Desnenko, J. Šebek, and E. Šantavá. Analysis of the low temperature magnetic contributions to the specific heat of (NdxY1-x)2/3Ca1/3MnO3 (x = 0, 0.1) // J Low Temp Phys (2011) 162: 529-535.
  19. Е. Фертман, А. Безносов, Естественные среды с отрицательным показателем преломления: перспективы сложных окислов переходных металлов (Обзор) // ФНТ Т.37, №7, 1 (2011). E. L. Fertman and A. B. Beznosov, Natural media with negative index of refraction: Perspectives of complex transition metal oxides (Review Article) // Low Temp. Phys. 37, 572 (2011).
  20. A Beznosov, E Fertman, V Desnenko, A Feher, M Kajnakova and A Loginov. Crystal-field and Nd-Mn Exchange Interaction in Nd2/3Ca1/3MnO3 // J. Phys.: Conf. Ser. 200, 032007 (2010).
  21. E Fertman, A Beznosov, V Desnenko, M Kajnakova, A Feher. Low temperature heat capacity of Nd2/3Ca1/3MnO3 and (Nd0.9Y0.1)2/3Ca1/3MnO3 manganites: transformation of the Schottky-like anomaly // J. Phys.: Conf. Ser. 150, 042031 (2009).
  22. A.B. Beznosov, E.L. Fertman, V.A. Desnenko, A. Feher, M. Kajnakova, C. Ritter, D. Khalyavin, Low-temperature phase segregation in La2/3Ba1/3MnO3: Manifestation of nonequilibrium thermodynamics // Low Temp. Phys., 35, 571 (2009).
  23. Fertman E., Beznosov A., Desnenko V., Kajnakova M., Feher A., Phase transformations in Nd2/3Ca1/3MnO3: Effect of Y substitution // Solid State Phenomena 152-153, 108 (2009).
  24. Fertman E., Beznosov A., Sheptyakov D., Desnenko V., Kajnakova M., Feher A., Khalyavin D., Effect of Y-doping on the Magnetic and Charge Orderings in Nd2/3Ca1/3MnO3 // J. Magn. Magn. Mater. 321, 316 (2009).
  25. A. Beznosov, E. Fertman, V. Desnenko, Charge ordering, intrinsic structure parameters and magnetic susceptibility of Nd2/3Ca1/3MnO3: driving forces of the phase transition // Low Temp. Phys. 34, 624 (2008).
  26. E.L. Fertman, A.B. Beznosov, V.A. Desnenko, L.N. Pal-Val, P.P. Pal-Val, D. Khalyavin, Singularities of magnetic and elastic characteristics of La2/3Ba1/3MnO3: Analysis of martensitic kinetics // J. Magn. Magn. Mater. 308, 278 (2007).
  27. E. Fertman, D. Sheptyakov, A. Beznosov, V. Desnenko, D. Khalyavin, Magnetic States and the Crystal Volume of Nd2/3Ca1/3MnO3: Analysis of Phase Transformations // J. Magn. Magn. Mater. 293, 787 (2005).
  28. E. Fertman, C. Ritter, A. Beznosov, V. Desnenko, D. Khalyavin, Crystallographic Phases in La2/3Ba1/3MnO3: Temperature Transformations and Relation to Magnetism// Physica B 350, 227 (2004).
  29. E. Fertman, D. Sheptyakov, A. Beznosov, V. Desnenko, D. Khalyavin, Exchange Interactions and Magnetic Subsystem in Nd2/3Ca1/3MnO3: Analysis of Temperature Effects // Physica B 350, e9 (2004).
  30. A. Beznosov, V. Desnenko, E. Fertman, C. Ritter, and D. Khalyavin, Magnetic and neutron diffraction study of La2/3Ba1/3MnO3 perovskite manganite // Phys. Rev. B 68, 054109 (2003).
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