prof. RNDr. Michal Jaščur CSc.

Contacts

Address: Park Angelinum 9, 04001 Košice
Phone: +421 55 234 2528
E-mail:  michal.jascur@upjs.sk

 

 

 

 

Academic titles and degrees:

  • 1987 RNDr.
  • 1995 PhD.
  • 2000 Associate Professor

Professional career:

  • 1987-1990: PhD Study, Department of Theoretical Physics and Geophysics, Faculty of Science, P. J. Šafárik University in Košice
  • 1991-1995: Research worker, Department of Theoretical Physics and Geophysics, Faculty of Science, P. J. Šafárik University in Košice
  • 1991-1993: Research student, Nagoya University, Japan
  • 1995: Postoctoral Fellowship of JSPS, Nagoya University, Japan (4 months)
  • 1995-2002: Lecturer, Department of Theoretical Physics and Astrophysics, Faculty of Science, P. J. Šafárik University in Košice
  • 2002-2003: Senior Lecturer, Department of Theoretical Physics and Astrophysics, Faculty of Science, P. J. Šafárik University in Košice
  • 2003- until now: Associate Professor, Department of Theoretical Physics and Astrohysics, Faculty of Science, P. J. Šafárik University in Košice
  • 2002-2009: Head of Department of Theoretical Physics and Astrohysics, Faculty of Science, P. J. Šafárik University in Košice
  • 2005-2011: Director of Institute of Physics, Faculty of Science, P. J. Šafárik University in Košice
  • 2011- until now: Vice-Dean for development and international relations, Faculty of Science, P. J. Šafárik University in Košice

Teaching:

  • Thermodynamics and statistical physics
  • Quantum theory I, II
  • Quantum theory of magnetism
  • Quantum theory of solid state
  • Methods of linear algebra

Monographs and textbooks:

  • M. Hnatič, M. Jaščur: Basic non-equilibrium statistical physics, P. J. Šafárik University in Košice, 2013
  • M. Jaščur, M. Hnatič: Introduction to thermodynamics, P. J. Šafárik University in Košice, 2013
  • M. Jaščur: Quantum theory of magnetism, P. J. Šafárik University in Košice, 2013
  • M. Jaščur: Effective-field theory for localized spin models, P. J. Šafárik University in Košice, 2013

Research:

  • study of magnetic properties of crystalline and disordered magnets
  • study of mixed-spin magnetic systems, multilayers and magnetic thin films
  • study of magnetic properties of molecule-based magnets
  • study of phase transitions in magnetic systems
  • many- body interactions in magnetic systems
  • exactly solvable models in statistical mechanics

Selected publications:

  1. A. Bobák and M. Jaščur, A new type of effective field theory for Ising model with spin 1/2, Physica Status Solid B – Basic Research 135 (1986) K9-K12.
  2. A. Bobák and M. Jaščur, Phase diagrams for two and threedimensional Ising models with fluctuating exchange integrals, Journal of Physics – Condensed Matter 2 (1990) 1005310058.
  3. T. Kaneyoshi, J.W. Tucker, M. Jaščur, Differential operator technique for higher spin problem, Physica A 186 (1992) 495-512.
  4. M. Jaščur, T. Kaneyoshi, Thermodynamics of the one-dimensional Blume-Capel model with an arbitrary spin, Physica Status Solid B – Basic Research 174 (1992) 537-546.
  5. M. Jaščur and A. Bobák, Application of two site cluster approximation to the sem- infinite Ising model, Physical Review B 45 (1992) 9722-9727.
  6. M. Jaščur, T. Kaneyoshi, Compensation temperatures of ferrimagnetic bilayer systems, Journal of Magnetism and Magnetic Materials 118 (1993) 17-27.
  7. M. Jaščur, T. Kaneyoshi, A ferrimagnetic bilayer system in an applied transverse field, Journal of Physics – Condensed Matter 5 (1993) 6313-6322.
  8. T. Kaneyoshi, M. Jaščur, Ferrimagnetism in a disordered binary alloy, Journal of Physics – Condensed Matter 5 (1993) 3253-3264.
  9. T. Kaneyoshi, I.P. Fittipaldi, M. Jaščur, Transverse Ising model with arbitrary spin, Physical Review B – Condensed Matter 48 (1993) 250-255.
  10. M. Jaščur, T. Kaneyoshi.The effect of anisotropies on the transition temperature in a spin-12 and spin-32 bilayer system with disordered interfaces, Physica A 220 (1995) 542-551.
  11. A. Bobák and M. Jaščur, Ferrimagnetism in diluted mixed Ising spin systems, Physical Review B 51 (1995) 11533-11537.
  12. M. Jaščur, A. Bobák. Diluted mixed Ising spin ferrimagnetic system in a transverse field, Journal of Magnetism and Magnetic Materials 161 (1996) 148-156.
  13. M. Jaščur, T. Kaneyoshi, Magnetic properties of ferrimagnetic binary-alloy Ising thin films, Physical Review B 54 (1996) 9232-9236.
  14. M. Jaščur, Exact results for a decorated Ising model, Physica A 252 (1998) 217-224.
  15. M. Jaščur, J. Strečka. Exact results of the transverse Ising model on decorated lattices,  Physics Letters A 258 (1999) 47-50.
  16. M. Jaščur, S. Lacková, Exact results of the transverse mixed spin-1/2 and spin-SB Ising model on the honeycomb lattice, Journal of Physics – Condensed Matter 12 (2000) L1-L7.
  17. S. Lacková, M. Jaščur, Exact results of a generalized Wu model with two- and four-spin interactions, Physical Review E 64 (2001) 036126-1-6.
  18. J. Strečka, M. Jaščur. , Magnetic properties of exactly solvable doubly decorated Ising-Heisenberg planar models, Physical Review B 66 (2002) 1744151-1744157.
  19. S. Lacková, T. Horiguchi, M. Jaščur. Exact results of a mixed spin-1/2 and spin-S transverse Ising model with two- and four-spin interactions on the honeycomb lattice, Physica A 326 (2003) 189-202.
  20. T. Balcerzak, A. Bobák, M. Jaščur, J. W. Tucker, Ground-state phase diagram of a model FCC magnet with the RKKY interaction, Czechoslovak Journal of Physics 54, Suppl. D (2004) 643-646.
  21. M. Jaščur, J. Strečka. Reentrant transitions of a mixed-spin Ising model on the diced lattice,  Condensed Matter Physics 8 (2005) 869-880.
  22. 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, Physical Review B 76 (2007) 014413-1-014413-9.
  23. S. Maťašovská, M. Jaščur.Reentrant transitions and multicompensation phenomena of the exactly solvable mixed spin-S and spin-1/2 Ising model on decorated planar lattices,  Physica A 383 (2007) 339-350.
  24. T. Balcerzak, K. Szalowski, M. Jaščur, A simple thermodynamic description of the combined Einstein and elastic models, Journal of Physics – Condensed Matter 22 (2010) 425401.
  25. 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, Journal of Magnetism and Magnetic Materials 323 (2011) 493-498.

Projects:

  1. GAV 1/248/92 “Štúdium fázových prechodov v magnetických systémoch”, 1992-1994, vedúci projektu.A. Bobák a kol.: VEGA 1/2043/95 “Štúdium magnetických vlastností niektorých magnetických systémov”, 1995 1997, sploriešiteľ projektu.
  2. MVTP Pol/Slov “Theoretical studies of magnetic mixed spin systems” (medzinárodný projekt), 1998-2000, spoluriešiteľ projektu. Partner: Department of Solid State Physics, University of Łódź (Prof. T. Balcerzak).
  3. VEGA 1/6020/99“Teoretické štúdium magnetických systémov so zmiešanými spinmi”, 1999-2001, zástupca vedúceho projektu.
  4. VEGA 1/9034/02“Teoretické štúdium vybraných molekulárnych a nízkorozmerných magnetík”, 2002-2004, zástupca vedúceho projektu.
  5. APVT-20-009902 “Nízkorozmerné magnetické materiály”, 2002-2004, spoluriešiteľ projektu.
  6. VEGA 1/2009/05“Teoretické štúdium vybraných spinových systémov”, 2005-2007, zástupca vedúceho projektu.
  7. APVT-20-005204 “Magnetoštruktúrne korelácie v nekonvenčných magnetických materiáloch“, 2005-2007, spoluriešiteľ projektu.
  8. APVV-LPP -0107-06 “Exaktne riešiteľné modely a ich využitie pri intrepretácii kvantových javov v magnetizme, neuniverzálneho kritického správania a fázovej separácie kvapalín”, 2007-2009, vedúci projektu.
  9. VEGA 1/0128/08 “Teoretické štúdium kvantových a klasických spinových systémov”, 2008-2010, zástupca vedúceho projektu.
  10. VEGA 1/0431/10 “Štúdium kvantových a kooperatívnych javov v geometricky frustrovaných spinových modeloch”, 2010-2011, vedúci projektu.
  11. VEGA 1/0234/12 “Frustrované spinové systémy”, 2012-2015, zástupca vedúceho projektu.

Other:

  • garant bakalárskeho štúdia v odbore Fyzika
  • spolugarant doktorandského študijného programu Všeobecná fyzika a matematická fyzika
  • spolugarant habilitačného a inauguračného konania v študijnom odbore Fyzika
  • člen Vedeckej rady PF UPJŠ v Košiciach
  • člen odborovej komisie pre doktorandský študijný program Všeobecná fyzika a matematická fyzika
  • člen odborovej komisie pre doktorandský študijný program  Fyzika kondenzovaných látok
  • člen Akademického senátu PF UPJŠ 2003-2007.
  • člen Akademického UPJŠ 2007-2010.

Awards:

  • Award of Dean of the Faculty of Science, P.J. Šafárik University in Košice for scientific and research activities in the year 2000
  • Award of Dean of the Faculty of Science, P.J. Šafárik University in Košice for scientific and research activities in the year 2006

Comments are closed.