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. Roman Krčmár, Jozef Genzor, Yoju Lee, Hana Čenčariková, Tomotoshi Nishino, and Andrej Gendiar:
   Tensor-network study of quantum phase transition on Sierpiński fractal | pdf |
   Phys. Rev. E 98, 062114 (2018) [arXiv:1711.11401]
2. 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]
3. Roman Krčmár, Andrej Gendiar, Tomotoshi Nishino :
   Phase diagram of truncated tetrahedral model | pdf |
   Phys. Rev. E 94, 022134 (2016) [arXiv:1512.09059]
4. Roman Krčmár, Ladislav Šamaj:
   Reentrant disorder-disorder transitions in generalized multicomponent Widom-Rowlinson models | pdf |
   Phys. Rev. E 92, 052103 (2015)
5. 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]
6. 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]
7. Roman Krčmár and M. Weyrauch:
   Fermionic functional renormalization group investigation of Luttinger liquids | pdf |
   , Phys. Rev. B 85, 155113 (2012)
8. 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]
9. Andrej Gendiar, Roman Krčmár, Tomotoshi Nishino:
   Spherical Deformation for One-dimensional Quantum Systems
   Prog. Theor. Phys. 122 (2009), 953-967 [arXiv:0810.0622]
10. 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)
11. 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]
12. 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]
13. 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]
14. 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]
15. 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. Roman Krčmár, Andrej Gendiar, Tomotoshi Nishino:
   Phase transition of the six-state clock model observed from the entanglement entropy
   [arXiv:1612.07611]

Unpublished