1. J. Kaštil, J. Kamarád, K. Knížek, Z. Arnold, P. Javorský
    Peculiar magnetic properties of Er conditioned Ni43Co7Mn31Ga19 at ambient and hydrostatic pressures
    Journal of Alloys and Compounds 565 (2013) 134-138.
  2. J. Buršík, R. Kužel, K. Knížek, I. Drbohlav
    Oriented Y-type hexagonal ferrite thin films prepared by chemical solution deposition
    Journal of Solid State Chemistry 203 (2013) 100-105.
  3. P. Novák, K. Knížek, J. Kuneš
    Crystal field parameters with Wannier functions: Application to rare-earth aluminates
    Physical Review B 87 (2013) 205139(1)-205139(7).
  4. Z. Németh, A. Szabó, K. Knížek, M. Sikora, R. Chernikov, N. Sas, C. Bogdán, D. L. Nagy, G. Vankó
    Microscopic origin of the magnetoelectronic phase separation in Sr-doped LaCoO3
    Physical Review B 88 (2013) 035125(1)-035125(9).
  5. P. Novák, K. Knížek, M. Maryško, Z. Jirák, J. Kuneš
    Crystal field and magnetism of Pr3+ and Nd3+ ions in orthorhombic perovskites
    Journal of Physics: Condensed Matter 25 (2013) 4460001(1)-4460001(8).
  6. Z. Jirák, J. Hejtmánek, K. Knížek, M. Maryško, P. Novák, E. Šantavá, T.Naito, H. Fujishiro
    Ground-state properties of the mixed-valence cobaltites Nd0.70Sr0.3CoO3, Nd0.7Ca0.3.CoO3 and Pr0.7.Ca0.3CoO3
    Journal of Physics: Condensed Matter 25 (2013) 216006(1)-216006(12).
  7. J. Hejtmánek, Z. Jirák, O. Kaman, K. Knížek, E. Šantavá, K. Nitta, T. Naito, H. Fujishiro
    Phase transition in Pr0.5Ca0.5CoO3 and related cobaltites
    European Physical Journal B 86 (2013) 305(1)-305(8).
  8. K. Knížek, J. Hejtmánek, M. Maryško, P. Novák, E. Šantavá, Z. Jirák, T. Naito, H. Fujishiro, C. de la Cruz
    Spin-state crossover and low-temperature magnetic state in yttrium-doped Pr0.7Ca0.3CoO3
    Physical Review B 88 (2013) 224412(1)-224412(8).
  9. H. Fujishiro, T. Naito, D. Takeda, N. Yoshida, T. Watanabe, K. Nitta, J. Hejtmánek, K. Knížek, Z. Jirák
    Simultaneous valence shift of Pr and Tb ions at the spin-state transition in (Pr1-yTby)0.7Ca0.3CoO3
    Physical Review B 87 (2013) 155153(1)-155153(7).
  10. D.P. Kozlenko, N.T.Dang, S.E.Kichanov, E.V. Lukin, K. Knížek, Z. Jirák, L.S.Dubrovinsky, V.I. Voronin, B.N. Savenko
    Pressure-induced structural transformations, orbital order and antiferromagnetism in La0.75Ca0.25MnO3
    European Physical Journal B 86 (2013) 360(1)-360(8).
  11. Pavel Žvátora, Miroslav Veverka, P. Veverka, K. Knížek, K. Závěta, Emil Pollert, Vladimír Král, Graziella Goglio, Etienne Duguet, O. Kaman
    Influence of surface and finite size effects on the structural and magnetic properties of nanocrystalline lanthanum strontium perovskite manganites
    Journal of Solid State Chemistry 204 (2013) 373-379.
  12. 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.
  13. K. Knížek, P. Novák, Z. Jirák
    Spin state of LaCoO3: Dependence on CoO6 octahedra geometry
    Physical Review B 71 (2005) 54420(1)-54420(6).
  14. 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.
  15. 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.
  16. 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).
  17. 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.