doc RNDr. Jozef Strečka, PhD.

Contacts: 

Address: Park Angelinum 9, 04001 Košice
Phone: +421 55 234 2276
E-mail:  jozef.strecka@upjs.sk
WEB:  http://158.197.33.91/~strecka/

 

 

 

Academic titles and degrees:

  • 2000 – Master (Mgr.)
  • 2002 - Rerum Naturalium Doctor (RNDr.)
  • 2004 -Philosophiae  Doctor (PhD.)
  • 2010 – Assoc. prof. (Doc.)

Professional career:

  • 1995-2000: Undergraduate study at Faculty of Science, P.J. Šafárik University in Košice, field of study: physics-chemistry
  • 2000-2003: Postgraduate study at Faculty of Science, P.J. Šafárik University in Košice, field of study: condensed matter physics and acoustics
  • 2003-2004: Research assistant at Faculty of Science, P.J. Šafárik University in Košice
  • 2004-2008: Research associate at Faculty of Science, P.J. Šafárik University in Košice
  • 2008-2010: Senior researcher at Faculty of Science, P.J. Šafárik University in Košice
  • 2010-until now: Associate professor at Faculty of Science, P.J. Šafárik University in Košice
  • Foreign research stays and fellowships:
    • 04/2004-07/2004: Joint Institute for Nuclear Research (JINR), Dubna, Moscow region, Russia, prof. N. M. Plakida
    • 12/2007-01/2008: Research Center for Quantum Science Under Extreme Conditions (KYOKUGEN), Osaka University, Japan, JSPS fellowship with prof. M. Hagiwara
    • 08/2011-09/2011: Universidade Federal de Lavras, Lavras, Brazília, FAPEMIG fellowship with prof. Onofre Rojas
    • 01/2012-02/2012: Center for Quantum Science and Technology under Extreme Conditions (KYOKUGEN), Osaka University, Japan, Visiting research scholar with prof. M. Hagiwara

Teaching:

  • Quantum mechanics
  • Exactly solvable models in statistical physics
  • Quantum theory of magnetism
  • Quantum mechanics 2
  • Applications of graph theory in statistical physics

Monographs and textbooks:

  • J. Strečka, Exactly Solvable Models in Statistical Physics, P. J. Šafárik University in Košice, 2010, 101 pages, ISBN 9788070977958 (electronic textbook).

Research:

  • exactly solved models in statistical mechanics
  • classical and quantum theory of magnetism
  • phase transitions and critical phenomena
  • statistical mechanics of liquids

Selected publications:

  1. J. Strečka, M. Jaščur, Magnetic properties of exactly solvable doubly decorated Ising-Heisenberg planar models, Phys. Rev. B 66 (2002) 174415 (7 pages).
  2. J. Strečka, M. Jaščur, Existence of the magnetization plateau in a class of exactly solvable Ising-Heisenberg chains, J. Phys.: Condens. Matter 15 (2003) 4519-4534 (16 pages).
  3. J. Strečka, M. Jaščur, Effect of uniaxial and biaxial crystal-field potential on magnetic properties of a mixed spin-1/2 and spin-1 Ising model on the honeycomb lattice, Phys. Rev. B 70 (2004) 014404 (11 pages).
  4. J. Strečka, M. Jaščur, M. Hagiwara, K. Minami, Y. Narumi, K. Kindo, Thermodynamic properties of a tetramer Ising-Heisenberg bond alternating chain as a model system for Cu(3-Clpy)2(N3)2, Phys. Rev. B 72 (2005) 024459 (11 pages).
  5. L. Čanová, J. Strečka, M. Jaščur, Geometric frustration in the class of exactly solvable Ising–Heisenberg diamond chains, J. Phys.: Condens. Matter 18 (2006) 4967-4984 (18 pages).
  6. J. Strečka, L. Čanová, J. Dely, Weak universal critical behaviour of the mixed spin-(1/2, S) Ising model on the Union Jack (centered square) lattice: integer versus half-odd-integer spin-S case, Phys. Status Solidi B 243 (2006) 1946-1955 (10 pages).
  7. J. Strečka, L. Čanová, M. Jaščur, Investigation of phase separation within the generalized Lin–Taylor model for a binary liquid mixture of large hexagonal and small triangular particles, Mol. Phys. 104 (2006) 3831-3839 (9 pages).
  8. J. Strečka, L. Čanová, M. Jaščur, Exact solution of the mixed-spin Ising model on a decorated square lattice with two different kinds of decorating spins on horizontal and vertical bonds, Phys. Rev. B 76 (2007) 014413 (9 pages).
  9. J. Strečka, L. Čanová, M. Jaščur, M. Hagiwara, Exact solution of the geometrically frustrated spin-1/2 Ising-Heisenberg model on the triangulated (triangles-in-triangles) lattice, Phys. Rev. B 78 (2008) 024427 (11 pages).
  10. J. Strečka, L. Čanová, K. Minami, Spin-1/2 Ising-Heisenberg model with the pair XYZ Heisenberg and quartic Ising interactions as the exactly soluble zero-field eight-vertex model, Phys. Rev. E 79 (2009) 051103 (11 pages); Erratum: Phys. Rev. E 83 (2011) 069904(E).
  11. L. Čanová, J. Strečka, T. Lučivjanský, Exact solution of the mixed spin-1/2 and spin-S Ising-Heisenberg diamond chain, Condens. Matter Phys. 12 (2009) 353-368 (16 pages).
  12. J. Strečka, A. Tanaka, L. Čanová, T. Verkholyak, Spontaneous antiferromagnetic long-range order in the two-dimensional hybrid model of localized Ising spins and itinerant electrons, Phys. Rev. B 80 (2009) 174410 (8 pages).
  13. J. Strečka, Generalized algebraic transformations and exactly solvable classical-quantum models, Phys. Lett. A 374 (2010) 3718-3722 (5 pages).
  14. C. Ekiz, J. Strečka, M. Jaščur, Phase diagrams of the mixed spin-1 and spin-1/2 Ising-Heisenberg model on the diamond-like decorated Bethe lattice, J. Magn. Magn. Mater. 323 (2011) 493-498 (6 pages).
  15. J. Strečka, M. Strečková, Phase separation in asymmetric binary mixture of large hexagonal and small rhombus particles described within the generalised Frenkel–Louis model, J. Mol. Liq. 158 (2011) 187-191 (5 pages).
  16. T. Verkholyak, J. Strečka, M. Jaščur, J. Richter, Magnetic properties of the quantum spin-1/2 XX diamond chain: the Jordan-Wigner approach, Eur. Phys. J. B 80 (2011) 433-444 (12 pages).
  17. L. Gálisová, J. Strečka, A. Tanaka, T. Verkholyak, Effect of on-site interaction on the magnetic properties of an exactly solvable spin-electron system, J. Phys.: Condens. Matter 23 (2011) 175602 (7 pages).
  18. J. Strečka, Onofre Rojas, S. M. de Souza, Spin-phonon coupling induced frustration in the exactly solved spin-1/2 Ising model on a decorated planar lattice, Phys. Lett. A 376 (2012) 197-202 (6 pages).
  19. J. Strečka, Onofre Rojas, S. M. de Souza, Spontaneous distortion in the spin-1/2 Ising-Heisenberg model on decorated planar lattices with a magnetoelastic coupling, Eur. Phys. J. B 85 (2012) 54 (12 pages).
  20. T. Verkholyak, J. Strečka, Quantum phase transitions in the exactly solved spin-1/2 Heisenberg-Ising ladder, J. Phys. A: Math. Theor. 45 (2012) 305001 (17 pages).

Projects:

  • VEGA 1/9034/02 “A theoretical study of the selected molecular-based and low dimensional magnets”, 2002-2004, investigator.
  • VEGA 1/2009/05 “A theoretical study of the selected spin lattice systems”, 2005- 2007, investigator.
  • VEGA 1/0128/08 “A theoretical study of the quantum and classical spin systems”, 2008-2010, investigator.
  • VEGA 1/0431/10 “A study of quantum and cooperative phenomena in geometrical frustrated spin models”, 2010-2011, investigator.
  • VEGA 1/0234/12 “Frustrated spin systems”, 2012-2015, investigator.
  • APVT-20-009902 “ Low-dimensional magnetic materials”, 2002-2004, investigator.
  • APVT-20-005204 “ Magneto-structural correlations in unconventional magnetic materials “, 2005-2007, investigator.
  • APVV-0132-11 “Novel quantum states in nanoscopic magnetic systems“, 2012-2015, investigator.
  • LPP-0107-06 “Exactly solvable models and their usage by interpreting quantum phenomena in magnetism, non-universal critical behaviour and phase separation of liquid mixtures”, 2007-2009, investigator.
  • MVTS Ukr/SR/UPJŠ/08 “ Spin-Peierls phase transitions in the class of exactly soluble Ising-Heisenberg models”, 2008, investigator (Partner: prof. Oleg Derzhko).
  • VVGS 12/2006 “Exact study of critical phenomena in the mixed-spin Ising models“, 2006-2007, principal investigator
  • VVGS 23/07-08 “Metamagnetism of layered polymeric coordination compounds“, 2007-2008, principal investigator
  • VVGS 2/09-10 “Investigation of quantum „order-from-disorder“ effect in the class of exactly solvable geometrically frustrated Ising-Heisenberg models“, 2009-2010, principal investigator
  • VVGS 1/10-11 “Rigorous study of the non-universal critical behaviour in the family of the exactly solved Ising models with multispin interactions“, 2010-2011, principal investigator

Others:

  • Member of the Editorial board of foreign Current Contents journal: Condensed Matter Physics
  • Long-standing referee for foreign Current Contents journals (Physical Review, J. Physics: Condensed Matter, Journal of Physics: Mathematical and Theoretical Physics, Physica A, Journal of Magnetism and Magnetic Materials, The European Physical Journal B, Journal of Statistical Physics, Physica B, Physica status solidi (b), Physica Scripta, Phase Transitions )
  • Guarantor of doctoral study programme of General Physics and Mathematical Physics
  • Member of academic senate of Faculty of Science, P.J. Šafárik University in Košice (2007-until now)

Awards:

  • 1st place in the Competition of Young Physicists (Slovak Physical Society, 2005)
  • Dean’s award for outstanding scientific-research activity (Faculty of Science, 2007)
  • 1st place in the Competition of Young Physicists (Slovak Physical Society, 2009)

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