A B O U T   M E
Mgr. Roman Krčmár, PhD

   Position: researcher
   E-mail: roman.krcmar@savba.sk
   Tel. (+421 2) 20910703
   Office 109
   Personal webpage: http://quantum.physics.sk/

List of publications
  1. Hiroshi Ueda, Kouichi Okunishi, Roman Krčmár, Andrej Gendiar, Seiji Yunoki, Tomotoshi Nishino:
    Critical behavior of the two-dimensional icosahedron model | pdf |
    Phys. Rev. E 96, 062112 (2017) [arXiv:1709.01275]
  2. Roman Krčmár, Andrej Gendiar, Tomotoshi Nishino :
    Phase diagram of truncated tetrahedral model | pdf |
    Phys. Rev. E 94, 022134 (2016) [arXiv:1512.09059]
  3. Roman Krčmár, Ladislav Šamaj:
    Reentrant disorder-disorder transitions in generalized multicomponent Widom-Rowlinson models | pdf |
    Phys. Rev. E 92, 052103 (2015)
  4. Andrej Gendiar, Michal Daniška, Roman Krčmár, Tomotoshi Nishino:
    Mean-field universality class induced by weak hyperbolic curvatures | pdf |
    Phys. Rev. E 90, 012122 (2014) [arXiv:1403.5377]
  5. Andrej Gendiar, Roman Krčmár, Sabine Andergassen, Michal Daniška, Tomotoshi Nishino:
    Weak correlation effects in the Ising model on triangular-tiled hyperbolic lattices | pdf |
    Phys. Rev. E 86, 021105 (2012) [arXiv:1205.3850]
  6. Roman Krčmár and M. Weyrauch:
    Fermionic functional renormalization group investigation of Luttinger liquids | pdf |
    , Phys. Rev. B 85, 155113 (2012)
  7. A. Gendiar, R. Krčmár, M. Weyrauch:
    The large system asymptotics of persistent currents in mesoscopic quantum rings
    Phys. Rev. B 79, 205118 (2009) [arXiv:0902.4385]
  8. Andrej Gendiar, Roman Krčmár, Tomotoshi Nishino:
    Spherical Deformation for One-dimensional Quantum Systems
    Prog. Theor. Phys. 122 (2009), 953-967 [arXiv:0810.0622]
  9. Moško M., Németh R., Krčmár R., and Indlekofer M.::
    Luttinger liquid and persistent current in a continuous mesoscopic ring with a weak link
    Phys. Rev. B 79, 245323 (2009)
  10. R. Krčmár, T. Iharagi, A. Gendiar, T. Nishino:
    Tricritical point of J1-J2 Ising model on hyperbolic lattice
    Phys. Rev. E 78, 061119 (2008) [arXiv:0807.0150]
  11. Andrej Gendiar, Roman Krčmár, Kouiji Ueda, Tomotoshi Nishino:
    Phase transition of clock models on hyperbolic lattice studied by corner transfer matrix renormalization group method
    Phys. Rev. E 77, 041123 (2008) [arXiv:0801.0836]
  12. Roman Krčmár, Andrej Gendiar, Martin Mosko, Radoslav Nemeth, Pavel Vagner, Lubos Mitas:
    Persistent current of correlated electrons in mesoscopic ring with impurity
    Physica E 40, 1507 (2008) [arXiv:0712.0960]
  13. Roman Krčmár, Andrej Gendiar, Kouji Ueda, Tomotoshi Nishino:
    Ising model on hyperbolic lattice studied by corner transfer matrix renormalization group method
    J.Phys.A 41, 125001 (2008) [arXiv:0712.0461]
  14. K.Ueda, R.Krčmár, A.Gendiar, T.Nishino:
    Corner transfer matrix renormalization group method applied to the ising model on the hyperbolic plane
    J. Phys. Soc. Japan 76, 084004 (2007)
Submitted
  1. Yoju Lee, Roman Krčmár, Jozef Genzor, Tomotoshi Nishino, Andrej Gendiar:
    Tensor-network study of quantum phase transition on Sierpiński fractal
    [arXiv:1711.11401]
  2. Roman Krčmár, Andrej Gendiar, Tomotoshi Nishino:
    Phase transition of the six-state clock model observed from the entanglement entropy
    [arXiv:1612.07611]
Unpublished