1. Tomoyuki Naito, Hiroyuki Fujishiro, Terukazu Nishizaki, Norio Kobayashi, J. Hejtmánek, K. Knížek, Z. Jirák
    Suppression of the metal-insulator transition by magnetic field in (Pr1-yYy)0.7Ca0.3CoO3 (y=0.0625)
    Journal of Applied Physics 115 (2014) 233914(1)-233914(5).
  2. K. Knížek, Z. Jirák, P. Novák, C. de la Cruz
    Non-collinear magnetic structures of TbCoO3 and DyCoO3
    Solid State Sciences 28 (2014) 26-30.
  3. M. Maryško, J. Hejtmánek, Z. Jirák, O. Kaman, K. Knížek
    Terbium induced glassy magnetism in La,Ca-based cobaltites
    Journal of Applied Physics 115 (2014) 17E103(1)-17E103(3).
  4. M. Veverka, K. Závěta, O. Kaman, P. Veverka, K. Knížek, E. Pollert, M. Burian, P. Kašpar
    Magnetic heating by silica-coated Co–Zn ferrite particles
    Journal of Physics D: Applied Physics 47 (2014) 065503(1)-065503(11).
  5. P. Novák, V. Nekvasil, K. Knížek
    Crystal field and magnetism with Wannier functions: Orthorhombic rare-earth manganites
    Journal of Magnetism and Magnetic Materials 358-359 (2014) 228-232.
  6. Z. Jirák, J. Hejtmánek, K. Knížek, P. Novák, E. Santava, H. Fujishiro
    Magnetism of perovskite cobaltites with Kramers rare-earth ions
    Journal of Applied Physics 115 (2014) 17E118 (1)-17E118 (3).
  7. K. Knížek, Z. Jirák, J. Hejtmánek, M. Veverka, O. Kaman, M. Maryško, E. Santava, G. Andre
    Effect of Ising-type Tb3+ions on the low-temperature magnetism of La, Ca cobaltite
    Journal of Physics: Condensed Matter 26 (2014) 116003(1)-116003(9).
  8. P. Novák, J. Kuneš, K. Knížek
    Crystal field of rare earth impurities in LaF3
    Optical Materials 37 (2014) 414-418.
  9. J. Hejtmánek, K. Knížek, V. Švejda, P. Horna, M. Sikora
    Test System for Thermoelectric Modules and Materials
    Journal of Electronic Materials 43 (2014) 3726-3732.
  10. K. Knížek, Z. Jirák, J. Hejtmánek, M. Veverka, M. Maryško, G. Maris, T.M. Palstra
    Structural anomalies associated with the electronic and spin transitions in LnCoO(3)
    European Physical Journal B 47 (2005) 213-220.
  11. K. Knížek, P. Novák, Z. Jirák
    Spin state of LaCoO3: Dependence on CoO6 octahedra geometry
    Physical Review B 71 (2005) 54420(1)-54420(6).
  12. V. Novotná, V. Hamplová, M. Kašpar, M. Glogarová, K. Knížek, S. Diele, G. Pelzl, Ch. Jones, D. Coleman, N. A. Clark
    The B2-B7 phase transition in symmetrical bent-shaped mesogens with methoxy substitution.
    Liquid Crystals 32 (2005) 967-975.
  13. C. Autret, J. Hejtmánek, K. Knížek, M. Maryško, Z. Jirák, M. Dlouhá, S. Vratislav
    Electric transport and magnetic properties of perovskites LaMn1-xCoxO3 up to 900 K
    Journal of Physics: Condensed Matter 17 (2005) 1601-1616.
  14. M. Kupferling, P. Novák, K. Knížek, W. Pieper, R. Grossinger, G. Wiesinger, M. Reissner
    Magnetism in La substituted Sr hexaferrite
    Journal of Applied Physics 97 (2005) 10F309(1)-10F309(3).
  15. P. Novák, K. Knížek, M.Küpferling, R.Grössinger, M.W.Pieper
    Magnetism of mixed valence (LaSr) hexaferrites
    European Physical Journal B 43 (2005) 509-515.