The Faculty of Physics

Tonkopryad Alla G.

    Ph.D. of Physics and Mathematics,
    Associate Professor, Department of Solid State Physics

    Address: V. N. Karazin Kharkiv National University Svobody sq., 4, 61022, Kharkiv, Ukraine, The Faculty of Physics, Department of Solid State Physics
    Phone: +38 (057) 707-53-47.
    E-mail: Alla.G.Tonkopriad@karazin.ua, grakris@yahoo.com.

   In 1969, she graduated from the Faculty of Physics at Kharkiv State University, and in 1972, she completed her postgraduate studies at the Department of Solid State Physics at KSU. From 1972 to 1993, she worked at the Department of Solid State Physics at KSU and held positions from junior researcher to leading researcher. In 1979, she defended her PhD thesis on ‘Investigation of surface propagation processes in thin film systems with interacting components’.
Academic titles: Senior Researcher in Solid State Physics, Associate Professor at the Department of Solid State Physics.
From 1993 to the present - Associate Professor of the Department of Solid State Physics.
She was awarded the V. N. Karazin Medal for high achievements in teaching, research and educational work and was awarded the Distinction ‘For Service to Karazin University’.
From 1981 to the present, she has been the Academic Secretary of the Academic Council of the Faculty of Physics.

Academic work
      Read and is reading special courses: ‘Solid State Physics’, “Physics of Real Crystals”, “Physical Materials Science”, “Mechanical Properties of Real Crystals”, “Diffusion in Solids”, “Physics of the Solid State”, “Physical Properties of Metals and Alloys”, “Defects in Crystals” and conducts laboratory work at special workshops on X-ray structural analysis and physical materials science, supervises bachelor's and master's theses.

 Scientific Activities
   His scientific activities are related to various scientific areas: physics of thin films (electronographic studies), physics of polymeric materials (study of the influence of various factors of cosmic influence on the physical properties of polymeric materials), physics of strength and plasticity (recent research is aimed at studying the laws and mechanisms of relaxation-accommodation processes occurring in two-dimensional polycrystals under plastic deformation). He is the author of more than 190 scientific publications, including 16 copyright certificates and patents for inventions.

Selected publications:

  • Badiyan E.E., Tonkopriad A.G., Sakharova N.A., Special features of plastic deformation and failure of aluminium two – dimensional polycrystals // Functional Materials. – 1996. – V.3, – №1. – P. 81 – 83
  • Badiyan E.E., Tonkopryad A.G., Sakharova N.A., Shekhovtsov O.V. Computerized procedure for study of grain size distribution in polycrystals // Functional Materials.– 2001.– V. 8, № 2.– p. 407 – 409.
  • Badiyan E.E., Tonkopryad A.G., Sakharova N.A., Shekhovtsov O.V., Shurinov R.V. Structural relaxation at plastic deformation of two-dimensional polycrystals with fcc lattice // Functional Materials. – 2004.– V. 11, № 2.– p. 402 – 409.
  • Badiyan E.E., Tonkopryad A.G., Shekhovtsov O.V., Shurinov R.V. Optical technique of investigation of the structural changes during a plastic deformation of aluminium polycrystals // Functional Materials. – 2006.– V. 13, № 3. – P. 411-414.
  • Патент на винахід № 89743 Україна, МПК G01В 11/16. Спосіб контролю орієнтаційних змін у кристалічних матеріалах in situ в процесі зовнішнього впливу / Бадіян Є. Ю., Тонкопряд А. Г., Шеховцов О. В., Шурінов Р. В.; заяв. І патентовласник ХНУ імені В. Н. Каразіна. – № а 2009 06455; заявл. 22.06.09; опубл. 25.02.10, Бюл. № 4. 5. Патент на винахід № 104249 Україна, МПК (2013.01), G01N 21/00, G01N 33/20 (2006.1).
  • Патент 93021 Україна, МПК G01N 21/00, G01N 21/17, G01N 33/20. Спосіб визначення кристалографічної орієнтації зерен на поверхні полікристалічного зразка / Бадіян Є.Ю., Тонкопряд А.Г., Шеховцов О.В., Шурінов Р.В., Зєтова Т.Р.; Заяв. і патентовласник ХНУ імені В.Н. Каразіна. –№ а 2010 02923; заявл. 15.03.10; опубл. 27.12.10, Бюл. №24.
  • E.E. Badiyan, A.G. Tonkopryad, O.V. Shehovtsov, R.V. Shorinov, T.R. Zetova. Optical Technique for the In Situ Study of Orientation and Structure Changes Accompanied the Plastic Deformation of Polycrystalline Specimens of Aluminum // Inorganic Materials. – 2011. – №15. – P. 1663 – 1666.
  • Патент 104249 України, МПК (2013.01), G01N 21/00, G01N 33/20 (2006.1). Спосіб візуалізації орієнтаційної неоднорідності та морфології поверхні монокристала або окремих зерен полікристала / Бадіян Є.Ю., Тонкопряд А.Г., Шеховцов О.В., Шурінов Р.В., Зетова Т.Р., Казачкова К.С.; Заяв. і патентовласник ХНУ імені В.Н. Каразіна. – № а 2012 14845; заявл. 24.12.12.; опубл. 10.01.14, Бюл. №1.
  • E. E. Badiyan, A. G. Tonkopryad, O. V. Shekhovtsov, R. V. Shurinov, T. R. Zetova, K. S. Kazachkova Determination of Characteristics of Substructure and Orientation Inhomogeneity in Polycrystalline Specimens // Functional Materials. – 2014.– V. 21, № 3. – P. 307–312.
  • Патент 108245 України. МПК F03G 7/06 (2006.01), F16K 31/02 (2006.1). Термомеханічний пристрій для одержання великих переміщень робочого штока / Бадіян Є.Ю., Тонкопряд А.Г., Шеховцов О.В., Шурінов Р.В., Тимощук А.М.; Заяв. і патентовласник ХНУ імені В.Н. Каразіна. – № а 2013 01503; заявл. 08.02.13.; опубл. 10.04. 2015 р.
  • Badiyan E. E., Tonkopryad A. G., Shekhovtsov O. V., Shurinov R. V., Zetova T. R., Kazachkova K. S. Investigation of origination and development of the surface deformation relief of crystalline materials by laser radiation // Functional Materials. – 2015.– V. 22, № 3. – P. 396–401.
  • Badiyan E. E., Tonkopryad A. G., Shekhovtsov O. V., Shurinov R. V., Zetova T. R. Substructure and orientation heterogeneity of polycrystalline aluminum and its changes during plastic deformation // Functional Materials. – 2016.– V. 23, № 4. – P. 561–569.
  • E.E. Badiyan, A.G. Tonkopryad, T.R. Zetova, R.V. Shurinov, S.V. Talakh, A.V. Dergacheva Features of structure of copper two-dimensional polycrystals obtained by recrystallization method and nature of its changes in process of plastic deformation // ISSN 1562-6016. Problems of Atomic Science and Technology. 2016. №1(101), p. 88-91.
  • E.E. Badiyan, A.G. Tonkopryad, T.R. Zetova, R.V. Shurinov Effects of temperature on the laws of plastic deformation and mechanical characteristics foils al coated with titanium nitride // ISSN 1562-6016. Problems of Atomic Science and Technology. 2016. №2(102), p. 92-98. 1)    
  • •Badiyan E. E., Tonkopryad A. G., Ftomov Ye. V., Shekhovtsov O. V. Dislocation kinetics during plastic deformation of two-dimensional polycrystals. Problems of Atomic Science and  Technology. Series  “Radiation  Damage  Physics and Radiation Materials Science”. – 2019. – №2(120). – Р. 25-29.
  • Badiyan E. E., Tonkopryad A. G., Ftomov Ye. V., Shekhovtsov O. V.Dislocation-kinetic approach to the description of the strain hardening of plate polycrystalline specimens of pure metals. Functional materials. – 2019. – №3 (26).
  • Badiyan E. E., Tonkopryad A. G., Ftomov Ye. V., Shekhovtsov O. V. Strain hardening of flat samples of two-dimensional high purity Al polycrystals. Problems of Atomic Science and Technology. Series “Pure Materials and the Vacuum Technologies” – 2020. – № 1(125). – P. 51-55.
  • Badiyan E. E., Ftomov Ye. V., Shekhovtsov O. V., Tonkopryad A. G. Crystal lattice rotations during plastic deformation of two-dimensional polycrystalline Al samples. Problems of Atomic Science and Technology. Series “Pure Materials and the Vacuum Technologies” – 2020. – № 1(125). – P. 56-59.
  • Ftomov Ye. V., Shekhovtsov O. V., Badiyan E. E., Tonkopryad A. G.–Effects of grain-size and specimen thickness on dislocation kinetics in uniaxially strained thin Al sheets with one grain in thickness // Functional materials, 2021. – №4 (28). – P. 652-661.
  • Ftomov Ye. V., Badiyan E. E., Tonkopryad A. G., Shekhovtsov O. V.,  Shurinov R. V.Development of plastic deformation in two-dimensional copper polycrystals with different twin structure // Problems of Atomic Science and Technology. Series “Pure Materials and the Vacuum Technologies” – 2022.– № 1(137). – P. 32-39.
  • Вовк Р.В., Бадіян Є.Ю.,Тонкопряд А.Г., Шурінов Р.В. Патент на винахід № 126409 Спосіб визначення вмісту домішки та розподілу областей з домішкою на поверхні досліджуваного кристалічного зразка. (а 2020 01 981) МПК G01N 21/29 (2006/01). Опубл. 28.09.2022, Бюл. №39
  • E.E. Badiyan, A.G. Tonkopryad, M.R. Shurinov, R.V. Shurinov, T.R. Zetova. Structural, substructural, and orientational changes in various grains of polycrystalline aluminium samples in the process of plastic deformation  // Problems of Atomic Science and Technology. Series “Pure Materials and the Vacuum Technologies” 2024. №1(149), p. 77-81.