Preprints

  1. Bela Bauer, Philippe Corboz, Andreas M. Läuchli, Laura Messio, Karlo Penc, Matthias Troyer, Frédéric Mila:
    Three-sublattice order in the SU(3) Heisenberg model on the square and triangular lattice
    arXiv:1112.1100
  2. R. G. Pereira, K. Penc, S. R. White, P. D. Sacramento, J. M. P. Carmelo:
    Charge dynamics in half-filled Hubbard chains
    arXiv:1111.2009
  3. T. A. Tóth, A. M. Läuchli, F. Mila, K. Penc:
    Competition between two- and three-sublattice ordering for S=1 spins on the square lattice
    arXiv:1110.2495

Accepted manuscripts

  1. N. Shannon, O. Sikora, F. Pollmann, K. Penc, P. Fulde:
    Quantum Ice : a quantum Monte Carlo study
    accepted in Phys. Rev. Lett. . arXiv:1105.4196

Book chapters

  1. K. Penc, A. M. Läuchli:
    Spin Nematic Phases in Quantum Spin Systems
    in `Introduction to Frustrated Magnetism', Chapter 13, p. 331-362, Springer Series in Solid-State Sciences, Vol. 164, eds. C. Lacroix, F. Mila, and P. Mendels (Springer, 2011) doi: 10.1007/978-3-642-10589-0 pdf

Papers

  1. M. Lajkó, P. Sindzingre, K. Penc:
    Exact ground states with deconfined gapless excitations for the 3 leg spin-1/2 tube
    Phys. Rev. Lett 108, 017205/1-5 (2012) . doi: 10.1103/PhysRevLett.108.017205 arXiv:1107.5501 pdf
  2. J. Romhányi, M. Lajkó, K. Penc:
    Zero- and finite-temperature mean field study of magnetic field induced electric polarization in Ba2CoGe2O7: The effect of the antiferroelectric coupling
    Phys. Rev. B 84, 224419/1-8 . doi: 10.1103/PhysRevB.84.224419 arXiv:1110.0788 pdf
  3. J. Romhányi, F. Pollmann, K. Penc:
    Supersolid phase and magnetization plateaus observed in anisotropic spin-3/2 Heisenberg model on bipartite lattices
    Phys. Rev. B 84, 184427/1-14 (2011). doi: 10.1103/PhysRevB.84.184427 arXiv:1109.4078 pdf
  4. P. Corboz, A. M. Läuchli, K. Penc, M. Troyer, F. Mila:
    Simultaneous dimerization and SU(4) symmetry breaking of 4-color fermions on the square lattice
    Phys. Rev. Lett 107, 215301/1-5 (2011). doi: 10.1103/PhysRevLett.107.215301 arXiv:1108.2857 pdf
  5. O. Sikora, N. Shannon, F. Pollmann, K. Penc, P Fulde:
    Extended quantum U(1)-liquid phase in a three-dimensional quantum dimer model
    Phys. Rev. B 84, 115129/1-20 (2011). doi: 10.1103/PhysRevB.84.115129 arXiv:1105.1322 pdf IF: 3.772*
  6. P. Ribeiro, P. D. Sacramento, K. Penc:
    Finite energy spectral function of an anisotropic 2D system of coupled Hubbard chains
    Phys. Rev. B 84, 045112/1-15 (2011). doi: 10.1103/PhysRevB.84.045112 arXiv:1102.0245 pdf IF: 3.772*
  7. A. Miyata, H. Ueda, Y. Ueda, Y. Motome, N. Shannon, K. Penc, S. Takeyama:
    Novel Magnetic Phases Revealed by Ultra-High Magnetic Field in the Frustrated Magnet ZnCr2O4
    J. Phys. Soc. Jpn. 80, 074709/1-6 (2011). doi: 10.1143/JPSJ.80.074709 arXiv:1105.4412 pdf IF: 2.905*
  8. J. Romhányi, K. Totsuka, K. Penc:
    The effect of Dzyaloshinskii-Moriya interactions on the phase diagram and magnetic excitations of SrCu2(BO3)2
    Phys. Rev. B 83, 024413/1-18 (2011). doi: 10.1103/PhysRevB.83.024413 arXiv:1010.4476 pdf IF: 3.772*
  9. T. A. Tóth, A. M. Läuchli, F. Mila, and K. Penc:
    Three-sublattice ordering of the SU(3) Heisenberg model of three-flavor fermions on the square and cubic lattices
    Phys. Rev. Lett 105, 265301/1-4 (2010). doi: 10.1103/PhysRevLett.105.265301 arXiv:1009.1398 pdf IF: 7.621
  10. N. Shannon, K. Penc, Y. Motome:
    Nematic, vector-multipole, and plateau-liquid states in the classical O(3) pyrochlore antiferromagnet with biquadratic interactions in applied magnetic field
    Phys. Rev. B 81, 184409/1-24 (2010). doi: 10.1103/PhysRevB.81.184409 arXiv:1001.0270 pdf IF: 3.772
  11. O. Sikora, F. Pollmann, N. Shannon, K. Penc, P. Fulde:
    Quantum liquid with deconfined fractional excitations in three dimensions
    Phys. Rev. Lett. 103, 247001/1-4 (2009). doi: 10.1103/PhysRevLett.103.247001 arXiv:0901.1057 pdf IF: 7.328
  12. V. Lante, I. Rousochatzakis, K. Penc, O. Waldmann, F. Mila:
    Field-induced magnetoelastic instabilities at level crossings in antiferromagnetic molecular wheels
    Phys. Rev. B 79, 180412(R)/1-4 (2009). doi: 10.1103/PhysRevB.79.180412 arXiv:0810.3837 pdf IF: 3.475
  13. J. M. P. Carmelo, D. Bozi, K. Penc:
    Dynamical functions of a 1D correlated quantum liquid
    J. Phys.: Condens. Matter 20, 415103/1-17 (2008). doi: 10.1088/0953-8984/20/41/415103 arXiv:0808.3001 pdf IF: 1.900
  14. D. Bozi, J. M. P. Carmelo, K. Penc, P. D. Sacramento:
    The TTF finite-energy spectral features in photoemission of TTF-TCNQ: the Hubbard-chain description
    J. Phys.: Condens. Matter 20, 022205/1-5 (2008). doi: 10.1088/0953-8984/20/02/022205 arXiv:0712.0318 pdf IF: 1.900
  15. K. Penc, J.-B. Fouet, S. Miyahara, O. Tchernyshyov, F. Mila:
    Ising phases of Heisenberg ladders in a magnetic field
    Phys. Rev. Lett. 99, 117201/1-4 (2007). doi: 10.1103/PhysRevLett.99.117201 arxiv:cond-mat/0703153 pdf IF: 6.944
  16. D. Poilblanc, K. Penc, N. Shannon:
    Doped singlet-pair crystal in the Hubbard model on the checkerboard lattice
    Phys. Rev. B 75, 220503(R)/1-4 (2007). doi: 10.1103/PhysRevB.75.220503 cond-mat/0702367 pdf IF: 3.172
  17. F. Mila, F. Vernay, A. Ralko, F. Becca, P. Fazekas, K. Penc:
    The emergence of Resonating Valence Bond physics in spin-orbital models
    J. Phys.: Condens. Matter 19, 145201 (2007). doi: 10.1088/0953-8984/19/14/145201 cond-mat/0609455 pdf IF: 1.886
  18. K. Penc, N. Shannon, Y. Motome, H. Shiba:
    Symmetry considerations on the magnetization process of the Heisenberg model on the pyrochlore lattice
    J. Phys.: Condens. Matter 19, 145267 (2007). doi: 10.1088/0953-8984/19/14/145267 cond-mat/0609543 pdf IF: 1.886
  19. P. Fazekas, K. Penc, K. Radnóczi, N. Barišic, H. Berger, L. Forró, S. Mitrović, A. Gauzzi, L. Demkó, I. Kézsmárki, G. Mihály:
    The electronic structure and the phases of BaVS3
    J. Magn. Magn. Mater. 310, 928-934 (2007). doi:10.1016/j.jmmm.2006.10.145 cond-mat/0702510 pdf IF: 1.704
  20. N. Shannon, H. Ueda, Y. Motome, K. Penc, H. Shiba, and H. Takagi:
    Half-magnetization plateaux in Cr spinels
    J. Phys.: Conf. Ser. 51, 31-38 (2006). doi: 10.1088/1742-6596/51/1/005 cond-mat/0609470 pdf IF: 0
  21. A. M. Läuchli, F. Mila, and K. Penc:
    Quadrupolar Phases of the S=1 Bilinear-Biquadratic Heisenberg Model on the Triangular Lattice
    Phys. Rev. Lett. 97, 087205/1-4 (2006). doi: 10.1103/PhysRevLett.97.087205 cond-mat/0605234 pdf IF: 7.072
    Erratum Phys. Rev. Lett. 97, 229901(E) (2006). doi: 10.1103/PhysRevLett.97.229901 pdf
  22. J. M. P. Carmelo, and K. Penc:
    General spectral function expressions of a 1D correlated model
    Eur. Phys. J. B 51, 477-499 (2006). doi: 10.1140/epjb/e2006-00235-5 cond-mat/0311075? pdf IF: 1.651
  23. Y. Motome, K. Penc, and N. Shannon:
    Monte Carlo study of half-magnetization plateau and magnetic phase diagram in pyrochlore antiferromagnetic Heisenberg model
    J. Magn. Magn. Mater. 300, 57-61 (2006). doi: 10.1016/j.jmmm.2005.10.032 cond-mat/0506500 pdf IF: 1.212
  24. J. M. P. Carmelo, K. Penc, P. D. Sacramento, M. Sing, and R. Claessen:
    The Hubbard model description of the TCNQ related singular features in photoemission of TTF-TCNQ
    J. Phys.: Condens. Matter 18, 5191-5212 (2006). doi: 10.1088/0953-8984/18/22/019 cond-mat/0307602? pdf IF: 2.038
  25. J. M. P. Carmelo, and K. Penc:
    Correlation-function asymptotic expansions: Universality of prefactors of the one-dimensional Hubbard model
    Phys. Rev. B 73, 113112/1-4 (2006). doi: 10.1103/PhysRevB.73.113112 cond-mat/0508704 pdf IF: 3.107
  26. J. M. P. Carmelo, L.M. Martelo and K. Penc:
    The low-energy limiting behavior of the pseudofermion dynamical theory
    Nucl. Phys. B 737, 237-260 (2006). doi: 10.1016/j.nuclphysb.2005.12.016 cond-mat/???? pdf IF: 5.199
  27. J. M. P. Carmelo and K. Penc:
    Spectral microscopic mechanisms and quantum phase transitions in a 1D correlated problem
    J. Phys.: Condens. Matter 18, 2881-2895 (2006). doi: 10.1088/0953-8984/18/10/011 cond-mat/0508209 pdf IF: 2.038
  28. J. M. P. Carmelo, K. Penc, D. Bozi:
    Finite-energy spectral-weight distributions of a 1D correlated metal
    Nucl. Phys. B 725, 421-466 (2005). doi: 10.1016/j.nuclphysb.2005.07.002 cond-mat/0505601 pdf IF: 5.522
    Erratum Nucl. Phys. B 737, 351-351 (2006). doi: 10.1016/j.nuclphysb.2006.01.001 pdf
  29. Y. Motome, H. Tsunetsugu, T. Hikihara, N. Shannon and K. Penc:
    Interplay among Spin, Orbital and Lattice Degrees of Freedom in t2g Electron Systems with Edge-Sharing Network of Octahedra
    Prog. Theor. Phys. Suppl. 159, 314-318 (2005). doi: 10.1143/PTPS.159.314 cond-mat/0506598 pdf IF: 0.751
  30. J.M.P. Carmelo, F. Guinea, K. Penc, P.D. Sacramento:
    Application of the pseudofermion dynamical theory to the properties of quasi-1D compounds
    Physica B 359, 1427-1429 (2005). doi: 10.1016/j.physb.2005.01.437 pdf IF: 0.796
  31. J. M. P. Carmelo, F. Guinea, K. Penc, P.D. Sacramento:
    Superconductivity driven by chain coupling and electronic correlations
    Europhys. Lett. 68, 839-845 (2004). doi: 10.1209/epl/i2004-10273-7 cond-mat/0401642 pdf IF: 2.120
  32. K. Penc, N. Shannon, H. Shiba:
    Half-Magnetization Plateau Stabilized by Structural Distortion in the Antiferromagnetic Heisenberg Model on a Pyrochlore Lattice
    Phys. Rev. Lett. 93, 197203/1-4 (2004). doi: 10.1103/PhysRevLett.93.197203 cond-mat/0408397 pdf IF: 7.218
  33. F. Vernay, K. Penc, P. Fazekas, F. Mila:
    Orbital degeneracy as a source of frustration in LiNiO2
    Phys. Rev. B 70, 014428/1-17 (2004). doi: 10.1103/PhysRevB.70.014428 cond-mat/0401122 pdf IF: 3.075
  34. J. M. P. Carmelo, K. Penc, P. D. Sacramento, R. Claessen:
    New method for evaluation of finite-energy few-electron spectral function expressions
    J. Phys. IV France 114, 45-49 (2004). doi: 10.1051/jp4:2004114008 pdf IF: 0.294
  35. J. M. P. Carmelo, K. Penc, L. M. Martelo, P. D. Sacramento, J. M. B. Lopes dos Santos, R. Claessen, M. Sing, U. Schwingenschlogl:
    One-Electron Singular Branch Lines of the Hubbard Chain
    Europhys. Lett. 67, 233-239 (2004). doi: 10.1209/epl/i2004-10111-0 cond-mat/0404618 pdf IF: 2.120
  36. N. Shannon, G. Misguich, K. Penc:
    Cyclic exchange, isolated states and spinon deconfinement in an XXZ Heisenberg model on the checkerboard lattice
    Phys. Rev. B 69, 220403(R)/1-4 (2004). doi: 10.1103/PhysRevB.69.220403 cond-mat/0403729 pdf IF: 3.075
  37. N. Shannon, B. Schmidt, K. Penc, P. Thalmeier:
    Finite temperature properties and frustrated ferromagnetism in a square lattice Heisenberg model
    Eur. Phys. J. B 38, 599-616 (2004). doi: 10.1140/epjb/e2004-00156-3 cond-mat/0312160 pdf IF: 1.426
  38. J. M. P. Carmelo, J. M. Roman, K. Penc:
    Charge and Spin Quantum Fluids Generated by Many-Electron Interactions
    Nuclear Physics B 683 [FS], 387-422 (2004). doi: 10.1016/j.nuclphysb.2004.01.036 cond-mat/0302044 pdf IF: 5.819
  39. K. Penc, M. Mambrini, P. Fazekas, F. Mila:
    Quantum phase transition in the SU(4) spin-orbital model on the triangular lattice
    Phys. Rev. B 68, 012408/1-4 (2003). doi:10.1103/PhysRevB.68.012408 cond-mat/0212211 pdf IF: 2.962
  40. K. Penc, B. S. Shastry:
    Exact spectral functions of a non-Fermi liquid in one dimension
    Phys. Rev. B 65, 155110/1-7 (2002). doi: 10.1103/PhysRevB.65.155110 cond-mat/0109339 pdf IF: 3.327
  41. P. Fulde, K. Penc, N. Shannon:
    Fractional charges in pyrochlore lattices
    Annalen der Physik 11, 892-900 (2002). doi: 10.1002/1521-3889(200212)11:12<892::AID-ANDP892>3.0.CO;2-J cond-mat/0211034 pdf IF: 1.119
  42. P. Fazekas, K. Penc, H. Berger, L. Forró, Sz. Csonka, I. Kézsmárki, G. Mihály:
    BaVS3: from spin gap insulator to non-Fermi-liquid
    Physica B 312-313, 694-695 (2002). doi: 10.1016/S0921-4526(01)01498-3 pdf IF: 0.609
  43. F. Mila, K. Penc:
    Model calculations for 1D correlated systems
    J. Electron Spectrosc. 117, 451-467 (2001). doi: 10.1016/S0368-2048(01)00269-9 pdf IF: 1.259
  44. G. Mihály, I. Kézsmárki, F. Zámborszky, M. Miljak, K. Penc, P. Fazekas, H. Berger, L. Forró:
    Orbitally driven spin pairing in the three-dimensional nonmagnetic Mott insulator BaVS3: Evidence from single-crystal studies
    Phys. Rev. B 61, R7831-R7834 (2000). doi: 10.1103/PhysRevB.61.R7831 cond-mat/9911122 pdf IF: 3.065
  45. L. Forró, R. Gaál, H. Berger, P. Fazekas, K. Penc, I. Kézsmárki, G. Mihály:
    Pressure induced quantum critical point and non-Fermi-liquid behavior in BaVS3
    Phys. Rev. Lett. 85, 1938-1941 (2000). doi: 10.1103/PhysRevLett.85.1938 cond-mat/0001371 pdf IF: 6.462
  46. K. Penc, W. Stephan:
    Dynamical correlations in one-dimensional charge-transfer insulator
    Phys. Rev. B 62, 12707-12714 (2000). doi: 10.1103/PhysRevB.62.12707 cond-mat/0009357 pdf IF: 3.065
  47. K. Penc, R. Lacaze:
    spl(2,1) dynamical supersymmetry and suppression of ferromagnetism in flat-band double-exchange models
    Europhys. Lett. 48, 561-567 (1999). doi: 10.1209/epl/i1999-00520-y cond-mat/0009358 pdf IF: 2.214
  48. R. Neudert, M. S. Golden, M. Knupfer, S. Haffner, J. Fink, S. L. Drechsler, J. Malek, H. Rosner, R. Hayn, K. Ruck, G. Krabbes, W. Stephan, K. Penc, V. Y. Yushankhai, C. Waidacher, J. Richter, K. W. Becker, T. Osafune, N. Motoyama, H. Eisaki, S. Uchida:
    The electronic structure of one- and two-dimensional cuprates from high-energy spectroscopy
    Physica C 317-318, 312-319 (1999). doi: 10.1016/S0921-4534(99)00074-X pdf IF: 1.114
  49. H. Shiba, K. Penc, F. Mila:
    Strong coupling approach to one-dimensional Hubbard model and related lattice models
    Int. J. Mod. Phys. B 13, 731-740 (1999). doi: 10.1142/S021797929900062X pdf missing IF: 0.660
  50. P. Millet, C. Satto, J. Bonvoisin, B. Normand, K. Penc, M. Albrecht, F. Mila:
    Magnetic properties of the coupled ladder system MgV2O5
    Phys. Rev. B 57, 5005-5008 (1998). doi: 10.1103/PhysRevB.57.5005 cond-mat/9802029 pdf IF: 2.842
  51. R. Neudert, M. Knupfer, M. S. Golden, J. Fink, W. Stephan, K. Penc, N. Motoyama, H. Eisaki, S. Uchida:
    Manifestation of spin-charge separation in the dynamic dielectric response of one-dimensional Sr2CuO3
    Phys. Rev. Lett. 81, 657-660 (1998). doi: 10.1103/PhysRevLett.81.657 cond-mat/9806257 pdf IF: 6.017
  52. J. Favand, S. Haas, K. Penc, F. Mila, E. Dagotto:
    Spectral functions of one-dimensional models of correlated electrons
    Phys. Rev. B 55, R4859-R4862 (1997). doi: 10.1103/PhysRevB.55.R4859 cond-mat/9611223 pdf IF: 2.880
  53. K. Penc, K. Hallberg, F. Mila, H. Shiba:
    Spectral functions of the 1D Hubbard model in the U→∞ limit: How to use the factorized wave function
    Phys. Rev. B 55, 15475-15488 (1997). doi: 10.1103/PhysRevB.55.15475 cond-mat/9701051 pdf IF: 2.880
  54. K. Penc, M. Serhan:
    Finite-temperature spectral functions of strongly correlated one-dimensional electron systems
    Phys. Rev. B 56, 6555-6558 (1997). doi: 10.1103/PhysRevB.56.6555 cond-mat/9704233 pdf IF: 2.880
  55. B. Normand, K. Penc, M. Albrecht, F. Mila:
    Phase diagram of the S=1/2 frustrated coupled ladder system
    Phys. Rev. B 56, R5736-R5739 (1997). doi: 10.1103/PhysRevB.56.R5736 cond-mat/9703214 pdf IF: 2.880
  56. B. Normand, K. Penc, M. Albrecht, F. Mila:
    Phase diagram of the S=1/2 frustrated double ladder system
    Physica C 282, 1117-1118 (1997). doi: 10.1016/S0921-4534(97)00673-4 pdf IF: 2.199
  57. F. Mila, K. Penc:
    Spectral-Function and Self-Energy of the One-Dimensional Hubbard-Model in the U→∞ Limit
    Z. Physik B 103, 201-203 (1997). doi: 10.1007/s002570050359 cond-mat/9702237 pdf IF: 1.591
  58. K. Penc, K. Hallberg, F. Mila, H. Shiba:
    Shadow band in the one-dimensional infinite-U Hubbard model
    Phys. Rev. Lett. 77, 1390-1393 (1996). doi: 10.1103/PhysRevLett.77.1390 cond-mat/9512152 pdf IF: 6.477
  59. K. Penc, H. Shiba, F. Mila, T. Tsukagoshi:
    Ferromagnetism in multi-band Hubbard models: From weak to strong Coulomb repulsion
    Phys. Rev. B 54, 4056-4067 (1996). doi: 10.1103/PhysRevB.54.4056 cond-mat/9603042 pdf IF: 2.975
  60. W. Stephan, K. Penc:
    Dynamical density-density correlations in one-dimensional Mott insulators
    Phys. Rev. B 54, R17269-R17272 (1996). doi: 10.1103/PhysRevB.54.R17269 cond-mat/9609231 pdf IF: 2.975
  61. K. Penc, F. Mila, H. Shiba:
    Spectral Function of One-Dimensional Strongly Correlated Electrons
    J. Korean Phys. Soc. (Proc. Suppl.) 29, S85-S91 (1996). doi: 10.3938/jkps.29.85 pdf IF: 0.337
  62. K. Penc, H. Shiba:
    Propagating S=1/2 particles in S=1 Haldane gap systems
    Phys. Rev. B 52, R715-R718 (1995). doi: 10.1103/PhysRevB.52.R715 cond-mat/9502085 pdf IF: 2.834
  63. F. Mila, K. Penc:
    Susceptibility of the one-dimensional dimerized Hubbard model
    Phys. Rev. B 51 (Rap. Comm.), 1997-2000 (1995). doi: 10.1103/PhysRevB.51.1997 cond-mat/9502073 pdf IF: 2.834
  64. K. Penc, F. Mila, H. Shiba:
    Spectral function of the 1D Hubbard model in the U→∞ limit
    Phys. Rev. Lett. 75, 894-897 (1995). doi: 10.1103/PhysRevLett.75.894 cond-mat/9501085 pdf IF: 6.297
  65. F. Mila, K. Penc:
    One dimensional properties of the Bechgaard salts
    Synthetic Metals 70, 997-1000 (1995). doi: 10.1016/0379-6779(94)02734-G pdf IF: 1.583
  66. K. Penc, F. Mila:
    Phase diagram of the one-dimensional extended Hubbard model with attractive and/or repulsive interactions at quarter filling
    Phys. Rev. B 49, 9670-9678 (1994). doi: 10.1103/PhysRevB.49.9670 cond-mat/9311066 pdf IF: 3.187
  67. K. Penc, A. Zawadowski:
    Theory of orbital Kondo effect with assisted hopping in strongly correlated electron systems: Parquet equations, superconductivity, mass enhancement
    Phys. Rev. B 50, 10578-10597 (1994). doi: 10.1103/PhysRevB.50.10578 cond-mat/9401029 pdf IF: 3.187
  68. K. Penc, F. Mila:
    Charge gap in the one-dimensional dimerized Hubbard Model at quarter filling
    Phys. Rev. B 50, 11429-11445 (1994). doi: 10.1103/PhysRevB.50.11429 cond-mat/9406073 pdf IF: 3.187
  69. K. Penc, J. Sólyom:
    The one-dimensional Hubbard model in magnetic field and the multicomponent Tomonaga-Luttinger model
    Phys. Rev. B 47, 6273-6292 (1993). doi: 10.1103/PhysRevB.47.6273 pdf IF: 3.159
  70. K. Penc, F. Mila:
    One-dimensional electronic properties of the Bechgaard salts
    J. Phys. Coll. IV 3, 155-158 (1993). doi: 10.1051/jp4:1993231 pdf IF: 0.138
  71. F. Woynarovich, K. Penc:
    Novel magnetic properties of the Hubbard chain with an attractive interaction
    Z. Physik B 85, 269-280 (1991). doi: 10.1007/BF01313229 pdf IF: 2.336
  72. K. Penc, J. Sólyom:
    Momentum distribution near k=3kF in the Tomonaga-Luttinger model
    Phys. Rev. B 44, 12690-12700 (1991). doi: 10.1103/PhysRevB.44.12690 pdf IF: 3.535
  73. A. Zawadowski, K. Penc, G. T. Zimányi:
    Orbital Kondo effect due to assisted hopping: superconductivity, mass enhancement in copper oxides with apical oxygen
    Progr. Theor. Phys. Suppl. 106, 11 (1991). doi: 10.1143/PTPS.106.11 pdf IF: 0.873
  74. K. Penc, J. Sólyom:
    Scaling theory of interacting light and heavy fermions in one dimension
    Phys. Rev. B 41, 704-716 (1990). doi: 10.1103/PhysRevB.41.704 pdf IF: 3.620
  75. P. Fazekas, K. Penc:
    Generalized Gutzwiller Ansatz for the half-filled Hubbard chain
    Int. J. of Mod. Phys. B 2, 1021-1034 (1988). doi:10.1142/S0217979288000858 pdf IF: 0
    76. (*: IF of 2010)

Conference Proceedings in Books

  1. K. Penc, W. Stephan:
    Spin-charge separation in the Sr2CuO3 and SrCuO2 chain materials
    in `Open Problems in Strongly Correlated Electron Systems', eds. J. Bonca et al., p. 303-309, (Kluwer Academic Publisher, 2001).
  2. P. Fazekas, H. Berger, L. Forró, R. Gaál, I. Kézsmárki, G. Mihály, M. Miljak, K. Penc, F. Zámborszky:
    Non-magnetic Mott insulating phase and anomalous conducting state in barium vanadium trisulphide
    in `Open Problems in Strongly Correlated Electron Systems', eds. J. Bonca et al., p. 387-392, (Kluwer Academic Publisher, 2001).
  3. F. Mila, K. Penc:
    Correlation Effects in Quasi-One Dimensional Organic Conductors: A Microscopic Point of View
    in `Correlated Fermions and Transport in Mesoscopic Systems', ed. T. Martin, G. Montambaux and J. Tran Thanh Van, p. 105 (Frontieres, 1996).
  4. J. Sólyom, K. Penc:
    Relationship among the Hubbard, t-J and Tomonaga-Luttinger models
    In `Recent Progress in Many Body Theories', Vol. 4. Eds. E. Schachinger, H. Mitter and M. Sormann, Plenum Press, 1995 pp 263-270.