Hryhorova Tetiana Viktorivna

   

Office address:
B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine, 47 Nauky Ave., 61103 Kharkiv, Ukraine

Date and place of birth:
29 March 1975, Kharkiv, Ukraine

Citizenship:
Ukraine

Research Profile:
Low temperature physics of strength and plasticity, ultrafine-grained materials, low temperature jump-like deformation, effect of superconducting transition on plastic deformation of metals and alloys.

Scientific activities:
28 publications in refereed International Journals, 61 publications in Proceedings of International Conferences.

Education:
1998 - Graduated as Master of Science in material science (with honors) from National Technical University “Kharkiv Polytechnic Institute”, Department of Physics of Metals, Kharkiv, Ukraine
1998 – 2001 - Ph.D. student, B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine
2010 - Candidate of Physical and Mathematical Sciences (comparable to the Academic Degree of Doctor of Phylosophy), B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine, Kharkiv, Ukraine (01.04.07 - solid state physics).

Employment:
2001 – 2012 - Junior Researcher, Department of Real Crystal Physics, B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine, Kharkiv, Ukraine.
2012 – 2019 – Research Associate, Department of Real Crystal Physics, B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine, Kharkiv, Ukraine.
2019 – present – Senior researcher, Department of Real Crystal Physics, B. Verkin Institute for Low Temperature Physics and Engineering, National Academy of Sciences of Ukraine, Kharkiv, Ukraine.

International scientific projects:

- Ministry of Education and Science of Ukraine and the Republic of Korea “Physical mechanisms of plastic deformation of nanostructured high-entropy alloys FeCrCoNi and FeCrCoNiС with improved “strength-plasticity” ratio in the temperature range 300 - 0.5 K”, 2019-2020.

- NAS of Ukraine and Slovenia “The influence of alloying carbon impurities on low-temperature physical mechanisms of plastic deformation, fracture and fracture toughness of high-strength high-entropy alloys in different structural states”, 2020-2022.

-within the framework of the program of support for scientific and educational cooperation with Ukraine, a joint research project with the Department of Materials Physics (Charles University, Czech Republic), “Microstructure investigation of ultrafine-grained Al-Li alloy during tensile deformation at low temperatures”, 2023.

Languages:
Ukrainian, English, Russian.

List of the most important publications in the last five years:

Unraveling the discontinuous plastic flow of a Co-Cr-Fe-Ni-Mo multiprincipal-element alloy at deep cryogenic temperatures / J. Moon, E. Tabachnikova , S. Shumilin, T. Hryhorova, Yu. Estrin , J. Brechtl ,P.K. Liaw , W. Wang, K.A. Dahmen, and H. S. Kim // Physical Review Materials. – 2021. – V. 5.– 083601(1) – 083601(7).
Citation - 31.
Journal impact factor - 3.4.


Deformation behavior of a Co-Cr-Fe-Ni-Mo medium-entropy alloy at extremely low Temperatures / J. Moon, E. Tabachnikova , S. Shumilin, T. Hryhorova, Yu. Estrin , J. Brechtl ,P.K. Liaw , W. Wang, K.A. Dahmen, , A. Zargaran, J. W. Bae, H. S. Do,B.-J. Lee, and H.- S. Kim // Materials Today. – 2021. – V.50. – P. 55-68.
Citation - 94.
Journal impact factor - 22.

Mechanical properties of a two-phase high-entropy Fe50Mn30Co10Cr10 alloy down to ultralow temperatures / E.D. Tabachnikova, S. E. Shumilin, T. Hryhorova, I. V. Kolodiy, Yu. O. Shapovalov, Yu. O. Semerenko, S. N. Smirnov, I. V. Kashuba, M. A. Tikhonovsky, M. J. Zehetbauer, and E. Schafler // Low Temperature Physics. – 2022. – Vol. 48, No. 10. – P. 845-852.
Citation - 7.
Journal impact factor - 0.8.

Low temperature plasticity of microcrystalline Al–Li alloy / T. Hryhorova, N. Isaev S. Shumilin, P. Zabrodin, D. Drozdenko, K. Fekete, O. Davydenko // Materials Science & Engineering A. – 2023. – V. 864. – 144586(1) . –144586(9).
Citation - 6.
Journal impact factor - 6.4.


Cryo-Severe Plastic Deformation, Microstructures and Properties of Metallic Nanomaterials at Low Temperatures / Tabachnikova E., Hryhorova T., Shumilin S., Semerenko Yu., Huang Yi, Langdon T.G. // Materials Transactions. – 2023. – V. 64(8) . – P. 1806-1819.
Citation - 13.
Journal impact factor - 1.265.

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