Oleksandr V. Pylypovskyi
This year
  1. Oleksandr V. Pylypovskyi, Sophie F. Weber, Pavlo Makushko, Igor Veremchuk, Nicola A. Spaldin, Denys Makarov. Surface-symmetry-driven Dzyaloshinskii-Moriya interaction in collinear antiferromagnets. CMD 31 conference, Septebmer 1-6, 2024, Braga, Portugal, P. 12728.
  2. Oleksandr V. Pylypovskyi. Chiral and non-chiral magnetic texturing in antiferromagnetic Cr2O3. META 2024, July 16-19 2024, Toyama, Japan, P. 543.
  3. Jose A. Fernandez-Roldan, Olha Bezsmertna, Rui Xu, Oleksii M. Volkov, Oleksandr V. Pylypovskyi, Ondřej Wojewoda, Florian Kronast, Claas Abert, Dieter Suess, Michal Urbǎnek, Jürgen Fassbender, Denys Makarov. Three-dimensional reconstruction, magnetization statics and dynamics in innovative curved nanoarchitectures. DPG Spring Meeting 2024, March 17-22 2024, Berlin, Germany, P. MA 44.8.
  4. Oleksii M. Volkov, Oleksandr V. Pylypovskyi, Fabrizio Porrati, Florian Kronast, Jose A. Fernandez-Roldan, Attila Kákay, Alexander Kuprava, Sven Barth, Filipp N. Rybakov, Olle Eriksson, Sebastian Lamb-Camarena, Pavlo Makushko, Mohamad-Assad Mawass, Shahrukh Shakeel, Oleksandr V. Dobrovolskiy, Michael Huth, Denys Makarov. Three-dimensional magnetic nanotextures. DPG Spring Meeting 2024, March 17-22 2024, Berlin, Germany, P. MA 13.2.
  5. Shahrukh Shakeel, Oleksandr Pylypovskyi, Pavlo Makushko, Denise Erb, Shengqiang Zhou, René Hübner, Jose Angel Fernandez Roldan, Olha Bezsmertna, Jürgen Faßbender, Oleksii Volkov, Denys Makarov. Magneto-transport characterization of ultra-thin corrugated Cr2O3/Co/Pt layers. DPG Spring Meeting 2024, March 17-22 2024, Berlin, Germany, P. DS 14.2.

  6. Oleksandr V. Pylypovskyi, Sophie F. Weber, Pavlo Makushko, Igor Veremchuk, Nicola A. Spaldin, Denys Makarov. Surface-symmetry-driven phenomena in magnetoelectric Cr2O3. DPG Spring Meeting 2024, March 17-22 2024, Berlin, Germany, P. MA 11.12.

  7. Oleksandr V. Pylypovskyi, Natascha Hedrich, Artem V. Tomilo, Tobias Kosub, Kai Wagner, René Hübner, Brendan Shields, Denis D. Sheka, Jürgen Fassbender, Patrick Maletinsky, Denys Makarov. Characterization of domain wall patterns in granular antiferromagnetic Cr2O3 films. 803. WE-Heraeus-Seminar “Towards Functional van der Waals magnets by Unlocking Synergies with Orbitronics, Magnonics, Altermagnetism, and Optics”, 2-5 January 2024, Bad Honnef, Germany, P. 73.

2023

  1. Oleksandr V. Pylypovskyi. Strain- and Strain-gradient-induced Phenomena in Cr2O3. MMM 2023, Dallas, USA, Oct. 30-Nov. 3, 2023.
  2. Yelyzaveta A. Borysenko, Denis D. Sheka, Kostiantyn V. Yershov, Jürgen Fassbender, Jeroen van den Brink, Denys Makarov, Oleksandr V. Pylypovskyi. Curvilinear Antiferromagnetic Spin Chains: Interplay Between Geometry And External Magnetic Field. IEEE NAP 2023, Bratislava, Slovakia, Sep. 10-15, 2023.
  3. Oleksandr V. Pylypovskyi. Nanomagnetism and Strain Effects in Magnetoelectric Antiferromagnet Cr2O3. IEEE NAP 2023, Bratislava, Slovakia, Sep. 10-15, 2023.
  4. Makushko, Pavlo; Oleksandr V. Pylypovskyi; Kosub, Tobias; Hedrich, Natascha; Li, Jiang; Pashkin, Alexej; Avdoshenko, Stanislav; Hübner, Rene; Ganss, Fabian; Wolf, Daniel; Lubk, Axel; Liedke, Maciej Oskar; Butterling, Maik; Wagner, Andreas; Wagner, Kai; Shields, Brendan J.; Lehmann, Paul; Veremchuk, Igor; Fassbender, Jürgen; Maletinsky, Patrick; Makarov, Denys. Flexomagnetism and vertically graded Neel temperature in the epitaxial Cr2O3 thin films . CMD30 FisMat2023, Milano, Italy, September 4-8, 2023.
  5. Igor Veremchuk, Pavlo Makushko, Natascha Hedrich, Yevhen Zabila, Tobias Kosub, Maciej Oskar Liedke, Maik Butterling, Ahmed G. Attallah, Andreas Wagner, Fabian Ganss, Ulrich Burkhardt, Oleksandr V. Pylypovskyi, René Hübner, Jürgen Fassbender, Patrick Maletinsky, Denys Makarov. Magnetism and magnetoelectricity of textured thin films and polycrystalline bulk α-Cr2O3. CMD30 FisMat2023, Milano, Italy, September 4-8, 2023.
  6. J. A. Fernandez-Roldan, S. Shakeel, M. Quintana, O. Volkov, O. V. Pylypovskyi, E. S. Oliveros-Mata, F. Kronast, M.-A. Mawass, C. Abert, D. Suess, D. Makarov. Curvature-induced domain wall tilt in CrOx/Co/Pt corrugated strips. CMD30 FisMat2023, Milano, Italy, September 4-8, 2023.
  7. Oleksii Volkov, Daniel Wolf, Oleksandr V. Pylypovskyi, Attila Kákay, Denis D. Sheka, Bernd Büchner, Jürgen Fassbender, Axel Lubk, Denys Makarov. Chiral effects in curvilinear magnetic materials. CMD30 FisMat2023, Milano, Italy, September 4-8, 2023.
  8. Oleksandr V. Pylypovskyi, Kosub, Tobias; Hedrich, Natascha; Li, Jiang; Pashkin, Alexej; Avdoshenko, Stanislav; Hübner, Rene; Ganss, Fabian; Wolf, Daniel; Lubk, Axel; Liedke, Maciej Oskar; Butterling, Maik; Wagner, Andreas; Wagner, Kai; Shields, Brendan J.; Lehmann, Paul; Veremchuk, Igor; Fassbender, Jürgen; Maletinsky, Patrick; Makarov, Denys. Temperature-driven flexomagnetic effects in thin Cr2O3 films. CMD30 FisMat2023, Milano, Italy, September 4-8, 2023.
  9. Oleksandr V. Pylypovskyi, Yelyzaveta A. Borysenko, Artem V. Tomilo, Denis D. Sheka, Denys Makarov. Chiral and anisotropic responses in curved antiferromagnetic spin chains. CMD30 FisMat2023, Milano, Italy, September 4-8, 2023.
  10. Oleksandr V. Pylypovskyi. Strain-gradient-driven and magnetoelectric operation with order parameters in Cr2O3. META 2023, July 18-21 2023, Paris, France, P. 501.
  11. Oleksandr V. Pylypovskyi. Magnetoelectric and flexomagnetic phenomena in Cr2O3 for applications. iSIM 2023. May 14–15, 2023, Sendai, Japan.
  12. Oleksandr V. Pylypovskyi. Magnetic domains and flexomagnetism in Cr2O3. Intermag 2023, 15-18 May 2023, Sendai, Japan.
  13. Oleksandr V. Pylypovskyi. Local and nonlocal effects of geometry in curvilinear magnetic nanoarchitectures. 8th International conference on superconductivity and magnetism, 4-11 May 2023, Turkey.
  14. Jose A. Fernandez-Roldan, Mikel Quintana, Shahrukh Shakeel, Oleksii Volkov, Oleksandr V. Pylypovskyi, Eduardo Sergio Oliveros Mata, Florian Kronast, Mohamad-Assaad Mawass, Claas Abert, Dieter Suess, Denise Erb, Jürgen Fassbender, Denys Makarov. Domain wall tilt in thin CrOx/Co/Pt corrugated stripes. DPG Spring Meeting 2023.
  15. Rui Xu, Gilbert Santiago Cañón Bermúdez, Oleksandr V. Pylypovskyi, Oleksii M. Volkov, Eduardo Sergio Oliveros Mata, Yevhen Zabila, Rico Illing, Pavlo Makushko, Pavel Milkin, Leonid Ionov, Jürgen Fassbender, Denys Makarov. Self-healable printed magnetic field sensors using alternating magnetic fields. DPG Spring Meeting 2023.
  16. Jose A. Fernandez-Roldan, Rui Xu, Oleksii Volkov, Oleksandr V. Pylypovskyi, Ivan Soldatov, Andreas Worbs, Rene Hübner, Rudolf Schäfer, Jürgen Fassbender, Denys Makarov. Tailoring magnetic switching via topology in nanoimprinted networks of Pt/Co/Pt caps on flexible membranes. DPG Spring Meeting 2023.
  17. Oleksii M. Volkov, Daniel Wolf, Oleksandr V. Pylypovskyi, Attila Kákay, Denis D. Sheka, Bernd Büchner, Jürgen Fassbender, Axel Lubk, Denys Makarov. Chirality coupling in curvilinear nanoarchitectures. DPG Spring Meeting 2023.
  18. Pavlo Makushko, Tobias Kosub, Oleksandr Pylypovskyi, Natascha Hedrich, Jiang Li, Alexej Pashkin, Stanislav Avdoshenko, René Hübner, Fabian Ganss, Daniel Wolf, Axel Lubk, Maciej Oskar Liedke, Maik Butterling, Andreas Wagner, Kai Wagner, Brendan Shields, Paul Lehmann, Igor Veremchuk, Jürgen Fassbender, Patrick Maletinsky, Denys Makarov. Interaction of antiferromagnetic domain walls with crystal defects. DPG Spring Meeting 2023.
  19. Oleksandr V. Pylypovskyi, Yelyzaveta A. Borysenko, Denys Y. Kononenko, Kostiantyn V. Yershov4, Ulrich K. Roessler, Artem V. Tomilo, Jeroen van den Brink, Jürgen Fassbender, Denis D. Sheka and, Denys Makarov. Anisotropic effects in antiferromagnetic curvilinear spin chains. DPG Spring Meeting 2023.
  20. Oleksandr V. Pylypovskyi, Yelyzaveta Borysenko, Artem Tomilo, Denys Kononenko, Kostiantyn Yershov, Ulrich Roessler, Jürgen Fassbender, Jeroen van den Brink, Denis D Sheka and Denys Makarov. Effects of geometry on antiferromagnetic textures: boundaries and geometric curvature. APS March Meeting 2023, Las Vegas, Nevada (March 5-10), Virtual (March 20-22).
  21. Oleksandr V. Pylypovskyi, Pavlo Makushko, Tobias Kosub, Natascha Hedrich, Jiang Li, Alexej Pashkin, Stanislav Avdoshenko, René Hübner, Fabian Ganss, Daniel Wolf, Axel Lubk, Maciej Oskar Liedke, Maik Butterling, Andreas Wagner, Kai Wagner, Brendan J. Shields, Paul Lehmann, Igor Veremchuk, Jürgen Fassbender, Patrick Maletinsky, Denys Makarov. Flexomagnetism of thin Cr2O3 films. APS March Meeting 2023, Las Vegas, Nevada (March 5-10), Virtual (March 20-22).
  22. Oleksii M. Volkov, Ivan A. Yastremsky, Oleksandr V. Pylypovskyi, Florian Kronast, Claas Abert, Eduardo Sergio Oliveros Mata, Pavlo Makushko, Mohamad-Assaad Mawass, Volodymyr P. Kravchuk, Denis D. Sheka, Boris A. Ivanov, Jürgen Fassbender, Denys Makarov. Micromagnetic parameters and longitudinal relaxation in ultrathin asymmetrically sandwiched magnetic films. DPG Spring Meeting 2023.
  23. Oleksandr V. Pylypovskyi, Artem V. Tomilo, Natascha Hedrich, Kai Wagner, Brenan J. Shields, Tobias Kosub, René Hübner, Jürgen Fassbender, Denis D. Sheka, Patrick Maletinsky, Denys Makarov. Interaction of antiferromagnetic domain walls with crystal defects. DPG Spring Meeting 2023.
  24. Ihor Veremchuk, Oskar Liedke, Pavlo Makushko, Tobias Kosub, Natascha Hedrich, Oleksandr V. Pylypovskyi, Fabian Ganss, Maik Butterling, René Hübner, Eric Hirschmann, Ahmed Attallah, Andreas Wagner, Kai Wagner, Brendan Shields, Patrick Maletinsky, Jürgen Fassbender, Denys Makarov. Defect nanostructure and its impact on magnetism of α-Cr2O3 thin films. DPG Spring Meeting 2023.
  25. Oleksandr V. Pylypovskyi. Magnetic soft robots from macro- to nanoscale. IFW Workshop “Bio Meets Magnetism”, Dresden, Germany.
  26. Oleksandr V. Pylypovskyi. Geometry-driven effects in curvilinear spin chains with antiferromagnetic exchange. 4th IEEE International Conference on Advances in Magnetics, IEEE AIM 2023. 15-18 January 2023, Moena, Italy, P. 133.
  27. Jose A. Fernandez-Roldan, S. Shakeel, M. Quintana, O. Volkov, O. Pylypovskyi, E. S. Oliveros-Mata, F. Kronast, M.-A. Mawass, D. Erb, D. Makarov. Curvature-induced tilt and pinning in CrOx/Co/Pt corrugated strips. 4th IEEE International Conference on Advances in Magnetics, IEEE AIM 2023. 15-18 January 2023, Moena, Italy, P. 135.
  28. Oleksii M. Volkov, Daniel Wolf, Oleksandr V. Pylypovskyi, Attila Kákay, Denis D. Sheka, Bernd Büchner, Jürgen Fassbender, Axel Lubk, Denys Makarov. Non-local chirality breaking in curvilinear nanoarchitectures. 4th IEEE International Conference on Advances in Magnetics, IEEE AIM 2023. 15-18 January 2023, Moena, Italy, P. 137.
  29. Yelyzaveta A. Borysenko, Denis D. Sheka, Kostiantyn V. Yershov, Jürgen Fassbender, Jeroen van den Brink, Denys Makarov, Oleksandr V. Pylypovskyi. Antiferromagnetic spin chains: ground states and phase transitions in static magnetic field of arbitrary direction. 4th IEEE International Conference on Advances in Magnetics, IEEE AIM 2023. 15-18 January 2023, Moena, Italy, P. 140.
  30. Yelyzaveta A. Borysenko, Denis D. Sheka, Kostiantyn V. Yershov, Jürgen Fassbender, Jeroen van den Brink, Denys Makarov, Oleksandr V. Pylypovskyi. Magnetic field-induced textures and phase transitions in antiferromagnetic spin chains: geometry-induced effects. 776. WE-Heraeus-Seminar “Re-thinking Spintronics: From Unconventional Materials to Novel Technologies”, 4-6 January 2023, Bad Honnef, Germany, P. 45.
  31. Paul Lehmann, Kai Wagner, Oleksandr V. Pylypovskyi, Sophie Weber, Natascha Hedrich, Pavlo Makushko, Brendan J. Shields, Tobias Kosub, Ihor Veremchuk, Denis D. Sheka, Nicola Spaldin, Denys Makarov, Patrick Maletinsky. Surface magnetization of Cr2O3 (104) quantified via scanning NV magnetometry. 776. WE-Heraeus-Seminar “Re-thinking Spintronics: From Unconventional Materials to Novel Technologies”, 4-6 January 2023, Bad Honnef, Germany, P. 58.
  32. P. Makushko, T. Kosub, O. V. Pylypovskyi, N. Hedrich, J. Li, A. Pashkin, S. Avdoshenko, R. Hübner, F. Ganss, D. Wolf, A. Lubk, M.O. Liedke, M. Butterling, A. Wagner, K. Wagner, B.J. Shields , P. Lehmann, I. Veremchuk, J. Fassbender, P. Maletinsky, D. Makarov. Flexomagnetism and vertically graded Néel temperature of antiferromagnetic Cr2O3 thin films. 776. WE-Heraeus-Seminar “Re-thinking Spintronics: From Unconventional Materials to Novel Technologies”, 4-6 January 2023, Bad Honnef, Germany, P. 60.
  33. Igor Veremchuk, Maciej Oskar Liedke, Pavlo Makushko, Tobias Kosub, Natascha Hedrich, Oleksandr V. Pylypovskyi, Fabian Ganss, Maik Butterling, René Hübner, Eric Hirschmann, Ahmed G. Attallah, Andreas Wagner, Kai Wagner, Brendan Shields, Patrick Maletinsky, Jürgen Fassbender, Denys Makarov. Defect nanostructure and its impact on magnetism of α-Cr2O3 thin films. 776. WE-Heraeus-Seminar “Re-thinking Spintronics: From Unconventional Materials to Novel Technologies”, 4-6 January 2023, Bad Honnef, Germany, P. 79.

  34. Yevhen Zabila, P. Makushko, S. Oliveros Mata, S. Cañón Bermudez, M. Hassan, G. Barucca, S. Laureti, C. Rinaldi, F. Fagiani, N. Schmidt, T. Kosub, R. Illing, O. Volkov, I. Vladymyrskyi, J. Fassbender, M. Albrecht, G. Varvaro, M. Ha, I. Monch, Y. Wang, R. Xu, O. V. Pylypovskyi, P. Milkin, L. Ionov, D. Makarov. Flexible and printed magnetic field sensors. 776. WE-Heraeus-Seminar “Re-thinking Spintronics: From Unconventional Materials to Novel Technologies”, 4-6 January 2023, Bad Honnef, Germany, P. 84.

    2022

  35. K. Wagner, P. Lehmann, O. Pylypovskyi, N. Hedrich, P. Makushko and B. Shields, T. Kosub, D. D. Sheka, D. Makarov, P. Maletinsky. Nanoscale studies of antiferromagnetic spin-textures. MMM 2022 Conference, Minneapolis, October 31 - November 4, 2022 P. 13.
  36. O.M. Volkov, I.A. Yastremsky, O. Pylypovskyi, F. Kronast, C. Abert, E. Oliveros Mata, P. Makushko, M. Mawass, V.P. Kravchuk, D.D. Sheka, B.A. Ivanov, J. Fassbender, D. Makarov. Quantification of Micromagnetic Parameters in Ultrathin Asymmetrically Sandwiched Magnetic Thin Films. MMM 2022 Conference, Minneapolis, October 31 - November 4, 2022 P. 393.
  37. O.M. Volkov, O. Pylypovskyi, A. Kakay, V.P. Kravchuk, D.D. Sheka, J. Fassbender, D. Makarov. Local and Nonlocal Curvature-induced Chiral Effects in Nanomagnetism. MMM 2022 Conference, Minneapolis, October 31 - November 4, 2022 P. 409.
  38. Oleksii Volkov, Oleksandr V. Pylypovskyi, Florian Kronast, Claas Abert, Eduardo Sergio Oliveros Mata, Pavlo Makushko, Mohamad-Assaad Mawass, Volodymyr Kravchuk, Denis Sheka, Juergen Fassbender, Denys Makarov. Dzyaloshinskii-Moriya interaction and domain wall damping in ultrathin nanostripes, IEEE 12th International Conference ``Nanomaterials: Applications & Properties’’ Kraków, Poland, Sept. 11-16, 2022 P. 07nmm-17.
  39. Oleksandr V. Pylypovskyi, Oleksii Volkov, Denis Sheka, Attila Kakay, Volodymyr Kravchuk, Pedro Landeros, Florian Kronast, Ingolf Moench, Mohamad-Assaad Mawass, Avadh Saxena, Juergen Fassbender, Denys Makarov. Curvature-induced local & nonlocal chiral effects in curvilinear ferromagnetic shells and wires, IEEE 12th International Conference ``Nanomaterials: Applications & Properties’’ Kraków, Poland, Sept. 11-16, 2022 P. 07nmm-16.
  40. Oleksandr V. Pylypovskyi, Denys Kononenko, Yelyzaveta Borysenko, Artem Tomilo, Kostiantyn Yershov, Ulrich Roessler, Juergen Fassbender, Jeroen van den Brink, Denis Sheka. Chiral effects in curvilinear 1D antiferromagnets, IEEE 12th International Conference ``Nanomaterials: Applications & Properties’’ Kraków, Poland, Sept. 11-16, 2022 P. 07nmm-15.
  41. Ihor Veremchuk, Maciej Oskar Liedke, Pavlo Makushko, Tobias Kosub, Natascha Hedrich, Oleksandr V. Pylypovskyi, Fabian Ganss, Maik Butterling, René Hübner, Eric Hirschmann, Ahmed Attallah, Andreas Wagner, Kai Wagner, Brendan Shields, Patrick Maletinsky, Juergen Fassbender, Denys Makarov. Defect nanostructure and its impact on magnetism of α-Cr2O3 thin films, IEEE 12th International Conference ``Nanomaterials: Applications & Properties’’ Kraków, Poland, Sept. 11-16, 2022 P. 03mtfc-21.
  42. Yelyzaveta A. Borysenko, Denis D. Sheka, Jürgen Fassbender, Jeroen van den Brink, Denys Makarov, Oleksandr V. Pylypovskyi. Effects of static magnetic fields in antiferromagnetic ring-shaped spin chains, DPG Meeting of the Condensed Matter Section: Magnetism Division (Book of Abstracts), P. 12, 2022.
  43. Oleksandr V. Pylypovskyi. Three-dimensional antiferromagnetic architectures, META 2022 Torremolinos - Spain. The 12th International Conference on Metamaterials, Photonic Crystals and Plasmonics. P. 420.
  44. Oleksandr V. Pylypovskyi. Curvilinear antiferromagnets for spintronics applications. The 22nd IEEE International Conference on Nanotechnology 4-8 July 2022, Palma de Mallorca, Spain. P. 83.
  45. Yelyzaveta A. Borysenko, Denis D. Sheka, Jürgen Fassbender, Jeroen van den Brink, Denys Makarov, Oleksandr V. Pylypovskyi. Antiferromagnetic ring-shaped spin chains exposed by static magnetic field, UKRAPRO Workshop: Condensed matter science assisted by machine learning, 2022.
  46. Oleksandr V. Pylypovskyi, Natascha Hedrich, Kai Wagner, Artem Tomilo, Brendan J. Shields, Tobias Kosub, Denis D. Sheka, Juergen Fassbender, Patrick Maletisnky, Denys Makarov. Noncollinear antiferromagnetic textures in confined geometries, MMM Intermag 2022, P. 59–60 (2022)

  47. Oleksandr V. Pylypovskyi. Exchange and anisotropy-driven effects in antiferromagnetic spin chains, Yuri Gaididei Memorial Workshop 2-3 February 2022 (Online event), P. 14 (2022)

    2021

  48. Oleksandr V. Pylypovskyi, Denys Y. Kononenko, Kostiantyn V. Yershov, Ulrich K. Rößler, Artem Tomilo, Jürgen Fassbender, Jeroen van den Brink, Denys Makarov, Denis D. Sheka. Geometrically driven chiral effects in curvilinear antiferromagnetic spin chains, Magnetism at the Nanoscale: Imaging - Fabrication - Physics. 736. WE-Heraeus-Seminar. 06 - 08 January 2021 ONLINE, P. 68 (2021)
  49. Oleksandr V. Pylypovskyi, Denys Y. Kononenko, Kostiantyn V. Yershov, Ulrich K. Rößler, Jurgen Fassbender, Jeroen van den Brink, Denys Makarov, Denis D. Sheka. Effects of geometry on curvilinear antiferromagnetic spin chains, APS March Meeting 2021 (Online), P. E40.00008 (2021)
  50. Denis D. Sheka, Oleksandr V. Pylypovskyi, Pedro Landeros, Atilla Kakay, Denys Makarov. Micromagnetic Description of Symmetry-Breaking Effects in Curvilinear Ferromagnetic Shells, IEEE International Magnetic Virtual Conference INTERMAG21 (26-30 April 2021), P. 632 (2021)
  51. Oleksandr V. Pylypovskyi, Natascha Hedrich, Kai Wagner, Artem Tomilo, Brendan J. Shields, Tobias Kosub, Denis D. Sheka, Denys Makarov, Patrick Maletinsky. Domain Walls in Antiferromagnetic Samples With non-Trivial Surface Topography, IEEE International Magnetic Virtual Conference INTERMAG21 (26–30 April 2021), P. 653 (2021)
  52. Oleksandr V. Pylypovskyi. Curvilinear Antiferromagnetism: Current State and Perspectives, IEEE International Magnetic Virtual Conference INTERMAG21 (26–30 April 2021), P. 716 (2021)
  53. Oleksii M. Volkov, Oleksandr V. Pylypovskyi, Florian Kronast, Claas Abert, Eduardo Sergio Oliveros Mata, Pavlo Makushko, Mohamad-Assaad Mawass, Volodymyr P. Kravchuk, Denis D. Sheka, Denys Makarov. Domain Wall Damping in Ultrathin Nanostripes With Dzyaloshinskii-Moriya Interaction, IEEE International Magnetic Virtual Conference INTERMAG21 (26–30 April 2021), P. 954 (2021)
  54. Artem Tomilo, Oleksandr V. Pylypovskyi, Kostiantyn V. Yershov, Denis D. Sheka. Parallel computation of 3D magnetic structures, Curvilinear Condensed Matter: Fundamentals and Applications, P. 58 (2021)
  55. Yelyzaveta A. Borysenko, Oleksandr V. Pylypovskyi, Jürgen Fassbender, Denis D. Sheka, Denys Makarov. Ground states of the antiferromagnetic spin rings in strong magnetic fields, Curvilinear Condensed Matter: Fundamentals and Applications, P. 42 (2021)
  56. Oleksandr V. Pylypovskyi. Geometrical symmetry breaking in nanomagnets, META 2021 Warsav - Poland, The 11th International Conference on Metamaterials, Photonic Crystals and Plasmonics ONLINE, P. 333-334 (2021)
  57. Oleksandr V. Pylypovskyi, Artem Tomilo. Software Engineering in Scientific Computing: Spin-Lattice Simulations as an Example, Seminar Series “Hardware & Numerics” at the HZDR (2021)
  58. Oleksandr V. Pylypovskyi, Artem Tomilo, Yelyzaveta A. Borysenko, Juergen Fassbender, Denis D. Sheka, Denys Makarov. Influence of Boundaries and Geometrical Curvatures on Antiferromagnetic Textures, 2021 MRS Fall Meeting November 29–December 8, 2021, P. 757-758 (2021)
  59. Gwendolyn Quasebarth, Lukas Koerber, Oleksandr V. Pylypovskyi, Juergen Lindner, Juergen Fassbender, Attila Kakay. Calculation of spin-wave eigenmodes in a hemisphere and Möbius strip, Curvilinear Condensed Matter: Fundamentals and Applications. 717. WE-Heraeus-Seminar. 24 - 26 June 2021 ONLINE, P. 56 (2021)
  60. Gaetano Napoli, Oleksandr V. Pylypovskyi, Denis D. Sheka, Luigi Vergori. Nematic versus ferromagnetic shells: new insights in curvature-induced effects, Curvilinear Condensed Matter: Fundamentals and Applications. 717. WE-Heraeus-Seminar. 24 - 26 June 2021 ONLINE, P. 30 (2021)
  61. Natascha Hedrich, Kai Wagner, Paul Lehmann, Oleksandr V. Pylypovskyi, Brendan J. Shields, Tobias Kosub, Denis D. Sheka, Denys Makarov, Patrick Maletisnky. Nanoscale mechanics of antiferromagnetic domain walls in Cr2O3, Curvilinear Condensed Matter: Fundamentals and Applications. 717. WE-Heraeus-Seminar. 24 - 26 June 2021 ONLINE, P. 60 (2021)

  62. Oleksandr V. Pylypovskyi, Denys Y. Kononenko, Kostiantyn V. Yershov, Ulrich K. Rößler, Artem Tomilo, Juergen Fassbender, Jeroen van den Brink, Denys Makarov, Denis D. Sheka. Effects of torsion and curvature in antiferromagnetic spin chains, Curvilinear Condensed Matter: Fundamentals and Applications. 717. WE-Heraeus-Seminar. 24 - 26 June 2021 ONLINE, P. 55 (2021)

    2020

  63. Artem Tomilo, Oleksandr V. Pylypovskyi, Kostiantyn V. Yershov, Denis D. Sheka. Parallel computing of elastic magnetic systems at the nanoscale, Proceedings of the Sixth International Conference on High Performance Computing (HPC-UA 2020), November 6 — November 7, 2020, P. E39.00011 (2020)
  64. Denis D. Sheka, Oleksandr V. Pylypovskyi, Pedro Landeros, Attila Kakay, Denys Makarov. Magnetostatics-Induced Symmetry Breaking Effects in Curvilinear Shells, MMM 2020 Virtual Conference. Abstracts, P. 4 (2020)
  65. Denys Y. Kononenko, Oleksandr V. Pylypovskyi, Kostiantyn V. Yershov, Ulrich K. Rößler, Artem Tomilo, Jürgen Fassbender, Jeroen van den Brink, Denys Makarov, Denis D. Sheka. Effects of Geometry on Curvilinear Spin Chains, MMM 2020 Virtual Conference. Abstracts, P. 294 (2020)
  66. Oleksandr V. Pylypovskyi, Volodymyr P. Kravchuk, Oleksii M. Volkov, Juergen Fassbender, Denis D. Sheka, Denys Makarov. Domain Wall Tilt and Enhancement of the Walker Limit in Stripes with Dzyaloshinskii-Moriya Interaction and Perpendicular Anisotropy, MMM 2020 Virtual Conference. Abstracts, P. 541 (2020)
  67. Oleksandr V. Pylypovskyi, Denys Makarov, Volodymyr P. Kravchuk, Avadh Saxena, Denis D. Sheka. Stabilization of Skyrmion States by a Gradient of Curvature in Ferromagnetic Shells, 2020 Virtual MRS Fall Meeting, P. F.NM04.03.06 (2020)

  68. Yelyzaveta A. Borysenko, Oleksandr V. Pylypovskyi, Denis D. Sheka, Denys Makarov. Magnetic field-induced phase transitions in antiferromagnetic rings, XI Conference of Young Scientists “Problems in Theoretical Physics”, 21–23 December 2020, Online meeting (2020)

    2019

  69. Oleksandr V. Pylypovskyi. Curvature-induced chiral effects in nanomagnets, DPG Spring Meeting of the Condensed Matter Section: Magnetism Division (Book of Abstracts), P. MA 42.2 (2019)
  70. Oleksandr V. Pylypovskyi. Local and nonlocal interactions in curved ferromagnets, International workshop Curvilinear Micromagnetism. May 22-25, 2019, Kyiv, Ukraine, P. 40 (2019)
  71. Attila Kakay, Jorge Augusto Otalora, Oleksandr V. Pylypovskyi, Denis D. Sheka, Denys Makarov, Helmut Schultheiss. Curvature induced asymmetric dispersion in nanotubes: handy spin waves in handy tubes, International workshop Curvilinear Micromagnetism. May 22-25, 2019, Kyiv, Ukraine, P. 34 (2019)
  72. Denys Y. Kononenko, Oleksandr V. Pylypovskyi, Yuri Gaididei, Denis D. Sheka. Shape influence on statics and linear dynamics of antiferromagnetic textures in curvilinear quasi-one-dimensional spin chains, International workshop Curvilinear Micromagnetism. May 22-25, 2019, Kyiv, Ukraine, P. 58 (2019)
  73. Bohdan Khromets, Oleksandr V. Pylypovskyi, Denis D. Sheka. Domain wall motion in ferromagnets with nonuniform Dzyaloshinskii-Moriya interaction, Proceedings of the XIX International Young Scientists’ Conference on Applied Physics, May, 21–25, 2019, Kyiv, Ukraine, P. 32-33 (2019)
  74. Vitalii Kominko, Oleksandr V. Pylypovskyi. Online Bibliography Management System for Scientific Institutions, XIX International Young Scientists Conference on Applied Physics, P. 93-94 (2019)

  75. Anastasiia Korniienko, Volodymyr P. Kravchuk, Oleksandr V. Pylypovskyi, Denis D. Sheka, Yuri Gaididei. Band structure of the spectrum of the curvature-induced one-dimensional magnonic crystal, International workshop Curvilinear Micromagnetism. May 22–25, 2019, Kyiv, Ukraine (2019)

    2018

  76. Artem Tomilo, Oleksandr V. Pylypovskyi, Kostiantyn V. Yershov, Denis D. Sheka. Simulation of 3D spin chains with geometry-driven anisotropy, Proceedings of the XVIII International Young Scientists’ Conference on Applied Physics, May 22 — May 26, 2018, P. 112-113 (2018)
  77. Anastasiia Korniienko, Oleksandr V. Pylypovskyi, Volodymyr P. Kravchuk, Denis D. Sheka, Yuri Gaididei. Excitations in Curvature-Induced One-Dimensional Magnonic Crystal, Proceedings of the 3rd International Advanced School on Magnonics 2018, Kyiv, Ukraine, 17–21 September 2018, P. 118 (2018)
  78. Artem Tomilo, Oleksandr V. Pylypovskyi, Denis D. Sheka, Kostiantyn V. Yershov. Spin-lattice simulation of magnetic nanowires with geometry-driven parameters, Proceedings of the Fifth International Conference on High Performance Computing (HPC-UA 2018), October 22-23, 2018, P. 158-161 (2018)
  79. Denys Y. Kononenko, Oleksandr V. Pylypovskyi, Yuri Gaididei, Denis D. Sheka. Equilibrium states of antiferromagnetic ring-shaped and helix-shaped spin chains with hard tangential anisotropy, IX Conference of Young Scientists ”Problems of Theoretical Physics” Book of Abstracts, P. 14 (2018)

  80. Tamara Bardadym, Petro Stestyuk, Oleksandr V. Pylypovskyi. Optimisation Problems for Planning Structural and Technological Changes, Tagungsband zum 10. Input-Output-Workshop 2018 Bremen, P. 32–44 (2018)

    2017

  81. Anastasiia Korniienko, Oleksandr V. Pylypovskyi, Volodymyr P. Kravchuk, Denis D. Sheka, Yuri Gaididei. Artificial magnetic materials: curvature induced one-dimensional magnonic crystals, Proceedings of the VIII International Conference for Professionals and Young Scientists «Low Temperature Physics», May 29 - June 2, 2017, Kharkiv, Ukraine, P. 77 (2017)
  82. Anastasiia Korniienko, Oleksandr V. Pylypovskyi, Volodymyr P. Kravchuk, Denis D. Sheka, Yuri Gaididei. Magnonic crystals in nanowires with periodically modulated curvature, Proceedings of the XVII International Young Scientists Conference on Applied Physics, May 23-27, 2017, Kyiv, Ukraine , P. 52-53 (2017)
  83. Denys Y. Kononenko, Oleksandr V. Pylypovskyi, Yuri Gaididei, Denis D. Sheka. Curvature Effects in Antiferromagnetic Nanowires, Proceedings of the XVII International Young Scientists’ Conference on Applied Physics, May 23-27, Kyiv, Ukraine, P. 50-51 (2017)
  84. Denys Y. Kononenko, Oleksandr V. Pylypovskyi, Yuri Gaididei, Denis D. Sheka. Spin waves propagation in antiferromagnetic helix, Abstracts book of the VIII International Conference for Professionals and Young Scientists «Low Temperature Physics», May 29 - June 2, Kharkiv, Ukraine, P. 76 (2017)
  85. Denys Y. Kononenko, Oleksandr V. Pylypovskyi, Yuri Gaididei, Denis D. Sheka. Spin waves propagation in antiferromagnetic nanowires: ring as a case of study, Proceedings of XIII International Conference «Electronics and Applied physics», October 24-27, Kyiv, Ukraine, P. 49-50 (2017)
  86. Denys Y. Kononenko, Oleksandr V. Pylypovskyi, Yuri Gaididei, Denis D. Sheka. Spin waves propagation in antiferromagnetic ring, VII Young Scientists Conference «Problems of Theoretical Physics», P. 39 (2017)

  87. Anastasiia Korniienko, Oleksandr V. Pylypovskyi, Volodymyr P. Kravchuk, Denis D. Sheka, Yuri Gaididei. Magnetic metamaterials: curvature induced magnonic crystals in nanowires, VIII International Young Scientists Conference «Problems of Theoretical Physics»,December, 12-14, 2017, Kyiv, Ukraine, P. 37-38 (2017)

    2016

  88. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Kostiantyn V. Yershov, Denys Makarov, Yuri Gaididei. Structure and Dynamics of Domain Walls in Magnetic Helices Under the Action of the Rashba Torque, Bogolyubov Conference «Problems of Theoretical Physics», May 24-26, 2016, Kyiv, Ukraine,Book of Abstracts, P. O.22 (2016)
  89. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Kostiantyn V. Yershov, Denys Makarov, Yuri Gaididei. Domain Wall Motion in Magnetic Helices Under Actionion of Rashba Torque, VII International Conference for Young Scientists «Low Temperature Physics», June 06-10, 2016, Kharkiv, Ukraine, Book of Abstracts, P. 75 (2016)
  90. Mykola I. Sloika, Denis D. Sheka, Volodymyr P. Kravchuk, Oleksandr V. Pylypovskyi, Yuri Gaididei. Equilibrium magnetization configurations in permalloy spherical shells, Bogolyubov Conference «Problems of Theoretical Physics», May 24-26, 2016, Kyiv, Ukraine,Book of Abstracts, P.11 (2016)
  91. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Kostiantyn V. Yershov, Denys Makarov, Yuri Gaididei. Action of Rashba Torque on Domain Wall in Magnetic Helix, Topological Patterns and Dynamics in Magnetic Elements and in Condensed Matter (TopMag) (2016)
  92. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Kostiantyn V. Yershov, Denys Makarov, Yuri Gaididei. Effects of geometry on the domain wall dynamics in magnetic helices, International School & Conference on Nanoscience and Quantum Transport 8 - 14 October 2016 (2016)
  93. Mykola I. Sloika, Denis D. Sheka, Volodymyr P. Kravchuk, Oleksandr V. Pylypovskyi, Yuri Gaididei. Second order phase transitions in permalloy spherical shell, Proceedings of the VII Young Scientists Conference «Problems of Theoretical Physics», December 13-15, Kyiv, Ukraine, P. 18 (2016)

  94. Anastasiia Korniienko, Oleksandr V. Pylypovskyi, Volodymyr P. Kravchuk, Denis D. Sheka, Yuri Gaididei. Curvature induced one-dimensional magnonic crystals, Proceedings of the VII Young Scientists Conference, December 13-15, 2016, Kyiv, Ukraine, P. 19 (2016)

    2015

  95. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Denys Makarov, Oliver G. Schmidt, Yuri Gaididei. Geometry-induced effects on domain walls on curved surfaces, International Conference on Magnetism, July 5–10, 2015, Barcelona, Spain. Book of Abstracts, P. TU.F-P83 (2015)

  96. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Denys Makarov, Oliver G. Schmidt, Yuri Gaididei. Domain wall on a magnetic helix with easy-tangential anisotropy, International Conference on Magnetism, July 5–10, 2015, Barcelona, Spain. Book of Abstracts, P. Fr.E.3_O1 (2015)

    2014

  97. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Denys Makarov, Oliver Schmidt, Yuri Gaididei. Ground magnetization states in a Moebius Strip, Proceedings of the V International Conference for Young Scientists «Low Temperature Physics», Kharkiv, Ukraine, June 2-6, 2014, P. 74 (2014)
  98. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Denys Makarov, Oliver Schmidt, Yuri Gaididei. Möbius-strip shaped nanomagnet with easy-axis anisotropy, Book of Abstracts, Humboldt Kolleg «The Education and Science and their Role in Social and Industrial Progress of Society», Kyiv, Ukraine, June 12-14, P. 44 (2014)

  99. Oleksandr V. Pylypovskyi, Volodymyr P. Kravchuk, Denis D. Sheka, D. Makarov, O. G. Schmidt, Yuri Gaididei. Coupling of Magnetical and Geometrical Chiralities in a Moebius Ring, Proceedings of the VI Young Scientists Conference «Problems of Theoretical Physics», Kyiv, Ukraine, November 25-27, 2014, P. 36 (2014)

    2013

  100. Oleksandr V. Pylypovskyi. Origin of regular and chaotic ultrafast reversal of magnetic vortex core, Proceedings of the International Workshop «Domain microstructure and dynamics in magnetic elements», Heraklion, Crete, April 8 – 11, 2013, P. P. 17 (2013)
  101. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Yuri Gaididei. The breaking of the vortex polarity switching symmetry by the surface anisotropy , Proceedings of the 4th International Conference of Young Scientists “Low Temperature Physics”, Kharkiv, Ukraine, June 3-7, 2013, P. P. 49 (2013)
  102. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Yuri Gaididei. Bloch Point Mediated Vortex Polarity Switching In Presence of Surface Anisotropy, Proceeding of the XIII International Young Scientists Conference on Applied Physics, June 12-15, 2013, Kyiv, Ukraine, P. P. 83-84 (2013)
  103. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Yuri Gaididei. Magnetic vortex core reversal in Heisenberg magnets with surface Anisotropy, Proceedings of the V Young Scientists Conference «Problems of Theoretical Physics», Kyiv, Ukraine, December 24-27, 2013, P. P. 93 (2013)
  104. Oleksandr V. Pylypovskyi, Denis D. Sheka. SLaSi: a spin-lattice simulation tool, Book of Abstract of 11th EUROPT Workshop on Advances in Continuous Optimization, Florence, Italy, June 26-28, 2013 (2013)
  105. Liudmyla. B. Koshlai, Petro Stestyuk, Oleksandr V. Pylypovskyi. Modelling of Technological Changes in the Economy of Ukraine, 11th EUROPT Workshop on Advances in Continious Optimization, Florence, Italy, June 26–28, 2013. Book of Abstract., P. 11 (2013)
  106. Oleksandr V. Pylypovskyi, Liudmyla. B. Koshlai, Petro Stestyuk. Software development in planning structural reforms in a transition economy, EURO INFORMS 26th European Conference on Operational Research MMXIII, Rome. Abstract Book, Rome 1–4 July, 2013., P. 52 (2013)

    2012

  107. Oleksandr V. Pylypovskyi, Denis D. Sheka, Yuri Gaididei. Influenece of magnetic and stray field on a Bloch point structure, Proceeding of XII International Young Scientists’ Conference on Applied Physics, May 23-26, 2012, Kiev, Ukraine, P. P. 77-78 (2012)
  108. Oleksandr V. Pylypovskyi, Denis D. Sheka, Yuri Gaididei. Radial-dependent Bloch point in magnetic nanosphere, Abstracts of the Young Scientists’ Conference «Low Temperature Physics», May 14-18, 2012, Kharkiv, Ukraine, P. P. 85 (2012)
  109. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Yuri Gaididei, Franz G. Mertens. Deterministic and chaotic vortex dynamics in magnetic nanodots, Proceedings of the International Conference «Problems of Theoretical Physics», October 8-10, 2012, Kiev, Ukraine, P. P. 102 (2012)
  110. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Yuri Gaididei, Franz G. Mertens. Axial-symmetric vortex polarity switching in ferromagnetic particles, Proceedings of the VIII International Conference «Electronics and Applied physics» (Kyiv, Ukraine, October 24-27, 2012), P. P. 61-62 (2012)
  111. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Yuri Gaididei, Franz G. Mertens. Vortex Polarity Reversal in Magnetic Nanodisk Under AC Magnetic Field Pumping, Proceedings of the IV Young Scientists Conference «Modern Problems of Theoretical Physics», Kyiv, Ukrane, October 23-26, 2012., P. P. 60 (2012)
  112. Oleksandr V. Pylypovskyi, Liudmyla. B. Koshlai, Petro Stestyuk. DSS for technological planning, Proceedings of the 25th European Conference on Operational Research, July 8–11, 2012, Vilnius, Lithuania., P. 98 (2012)

  113. Oleksandr V. Pylypovskyi, Liudmyla. B. Koshlai, Petro Stestyuk. A model-driven DSS for economical reforms during transition, Proceedings of the 10 EUROPT Workshop on Advances in Continious Optimization, July 5–7, 2012, Siaulai, Lithuania., P. 43 (2012)

    2011

  114. Oleksandr V. Pylypovskyi, Denis D. Sheka. Vortex polarity switching in magnetic nanodisk mediated by the Bloch point injection, Proceeding of XI International Young Scientists’ Conference on Applied Physics, June 15-18, 2011, Kiev, Ukraine, P. P. 79-80 (2011)
  115. Oleksandr V. Pylypovskyi, Denis D. Sheka, Yuri Gaididei. Structure of the Bloch Point in Spherical Nanoparticle, Abstracts of the Young Scientists Conference «Modern Problems of Theoretical Physics», December 21-23, 2011, Kiev, Ukraine, P. P. 55 (2011)
  116. Anton Y. Vidil, Oleksandr V. Pylypovskyi. Solving of systems of nonlinear equations with usage of graphical accelerators, Proceeding of XII International Conference “System Analysis and Information Technologies”, Kyiv, Ukraine, May 23—28, 2011, P. 68 (2011)
  117. Anton Y. Vidil, Oleksandr V. Pylypovskyi, Petro Stestyuk. Parallel multistart algorithm for solving of systems of nonlinear equations, based on subgradient method, Proceedings of the International Young Scientists Mathematical School ``Problems of Optimization of Calculations XXXVII’’, September 22–29, 2011, Katsivelli, P. 28–29 (2011)

  118. Anton Y. Vidil, Oleksandr V. Pylypovskyi. Usage of MPI and CUDA for accelerated solfing of systems of nonlinear equations., Proceedings of the Int. Scientific Conference of Students and Young Scientists ``Theoretical and Applied Aspects of Cybernetics’’, February 21—25, 2011, Kyiv, P. 71–73 (2011)

    2010

  119. Oleksandr V. Pylypovskyi, Denis D. Sheka. Bloch point dynamics in vortex polarity switching process, Proceeding of X International Young Scientists’ Conference on Applied Physics, June 16-19, 2010, Kiev, Ukraine, P. P. 34-35 (2010)
  120. Oleksandr V. Pylypovskyi, Denis D. Sheka. Dynamics of point singularities in magnetic nanodots under the field influence, Abstracts of the Young Scientists Conference «Modern Problems of Theoretical Physics», December 22-24, 2010, Kiev, Ukraine, P. P. 86 (2010)
  121. Petro Stestyuk, Liudmyla. B. Koshlai, Oleksandr V. Pylypovskyi. Decision support system for planning structural and technological changes, Proceedings of the 8th Europt Workshop, Aveiro, Portugal, July 9–10, 2010, P. 29 (2010)

  122. Anton Y. Vidil, Oleksandr V. Pylypovskyi. Investigation of r-algorithm convergens for large scale problems, Abstracts of XII International Conference System Analysis and Information Technologies, Kyiv, May 25–29, 2010, P. 58 (2010)

    2009

  123. Oleksandr V. Pylypovskyi, Denis D. Sheka. Dynamics of the Vortex Switching Process in a Magnetic Nanodisk under the Influence of Transversal Magnetic Field, Abstracts of the Young Scientists’ Conference «Modern Problems of Theoretical Physics», December 24-26, 2009, Kiev, Ukraine (2009)
  124. Petro Stestyuk, Oleksii P. Lykhovyd, Oleksandr V. Pylypovskyi. About solving of one optimization problem class of finding loads of enegretic objects by NEOS-programs, Proceeding of International Workshop “Questions in optimization of calculations XXXV”, Vol. 2, Yalta, smt. Katsyveli, Ukraine, September 24—29, 2009, P. 350–354 (2009)
  125. Petro Stestyuk, Mikhail V. Mikhalevich, Oleksandr V. Pylypovskyi. Nonsmooth optimization methods applying for planning of structural-technological changes, Proceeding of XI International Conference “System Analysis and Information Technologies”, Kyiv, Ukraine, May 26—30, 2009, P. 210 (2009)