Oleksandr V. Pylypovskyi

Institution

Taras Shevchenko National University of Kyiv (2006 — now)

V. M. Glushkov Institute of Cybernetics of NAS of Ukraine (2008 — 2012)

Contacts

E-mail:

Research

  • Micromagnetism, topological objects in nanomagnets e. g. vortices, antivortices, point singularities (Bloch points).
  • Dynamics of solitons.
  • Applied mathematics, parallel computing and computer simulation of physical processes.

ORCID: Pylypovskyi

 

 

PhD Thesis and Abstract

Publications

The articles and abstracts of conferences are Copyright © by the respective publishers, and may be downloaded for personal use only. Any other use requires prior permission of the author and the respective publisher.

Articles

    2017
  1. Yuri Gaididei, Arseni Goussev, Volodymyr P. Kravchuk, Oleksandr V. Pylypovskyi, J. M. Robbins, Denis D. Sheka, Valeriy Slastikov, Sergiy Vasylkevych Magnetization in narrow ribbons: curvature effects, Journal of Physics A: Mathematical and Theoretical 50, 385401 (2017), 10.1088/1751-8121/aa8179, arXiv:1701.01691, PDF.
  2. Mykola I. Sloika, Denis D. Sheka, Volodymyr P. Kravchuk, Oleksandr V. Pylypovskyi, Yuri Gaididei Geometry induced phase transitions in magnetic spherical shell, JMMM 443, 404-412 (2017), 10.1016/j.jmmm.2017.07.036, arXiv:1609.08555, PDF.
  3. 2016
  4. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Kostiantyn V. Yershov, Denys Makarov, Yuri Gaididei Rashba Torque Driven Domain Wall Motion in Magnetic Helices, Scientific Reports 6, 23316 (2016), 10.1038/srep23316, arXiv:1510.04725, PDF.
  5. 2015
  6. Oleksandr V. Pylypovskyi, Volodymyr P. Kravchuk, Denis D. Sheka, Denys Makarov, Oliver G. Schmidt, Yuri Gaididei Coupling of Chiralities in Spin and Physical Spaces: The Möbius Ring as a Case Study, Phys. Rev. Lett. 114, 197204 (2015), 10.1103/PhysRevLett.114.197204, PDF.
  7. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Yuri Gaididei Vortex Polarity Switching in Magnets with Surface Anisotropy, Low Temp. Phys 41, 466-481 (2015), arXiv:1501.06548, PDF.
  8. 2014
  9. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Yuri Gaididei Effects of Surface Anisotropy on Magnetic Vortex Core, JMMM 361, 201-205 (2014), 10.1016/j.jmmm.2014.02.094, arXiv:1311.6882, PDF.
  10. 2013
  11. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Franz G. Mertens, Yuri Gaididei Regular and chaotic vortex core reversal by a resonant perpendicular magnetic field, Phys. Rev. B 88, 014432 (2013), 10.1103/PhysRevB.88.014432, arXiv:1302.2594, PDF.
  12. Oleksandr V. Pylypovskyi, Denis D. Sheka, Volodymyr P. Kravchuk, Yuri Gaididei, Franz G. Mertens Mechanism of Fast Axially-Symmetric Reversal of Magnetic Vortex Core, Ukr. J. Phys. 58, P. 596-603 (2013), arXiv:1212.2183, PDF.
  13. 2012
  14. Oleksandr V. Pylypovskyi, Denis D. Sheka, Yuri Gaididei Bloch point structure in a magnetic nanosphere, Phys. Rev. B 85, 224401 (2012), 10.1103/PhysRevB.85.224401, arXiv:1112.2413, PDF. Supplementary materials.

Proceedings of Conferences

    2017
  1. 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, 77 (2017), PDF.
  2. 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 , 52-53 (2017), PDF.
  3. 2016
  4. 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, 18 (2016).
  5. 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, 19 (2016), PDF.
  6. 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).
  7. 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).
  8. 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, 75 (2016).
  9. 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, O.22 (2016).
  10. 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).
  11. 2015
  12. 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, Fr.E.3_O1 (2015), PDF.
  13. 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, TU.F-P83 (2015), PDF.
  14. 2014
  15. 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, 36 (2014).
  16. 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, 44 (2014), PDF.
  17. 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, 74 (2014).
  18. 2013
  19. 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. 93 (2013), PDF.
  20. 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).
  21. 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. 83-84 (2013), PDF.
  22. 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. 49 (2013), PDF.
  23. 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. 17 (2013) Poster: http://www.acmac.uoc.gr/%CE%BCMAGelm2013/posters/Pylypovskyi.pdf.
  24. 2012
  25. 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. 61-62 (2012), PDF.
  26. 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. 60 (2012).
  27. 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. 102 (2012), PDF.
  28. 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. 77-78 (2012), PDF.
  29. 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. 85 (2012), PDF.
  30. 2011
  31. 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. 55 (2011), PDF.
  32. 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. 79-80 (2011), PDF.
  33. 2010
  34. 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. 86 (2010), PDF.
  35. 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. 34-35 (2010), PDF.
  36. 2009
  37. 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), PDF.

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