1. J. Stergar, Z. Jirák, P. Veverka, L. Kubíčková, T. Vrba, J. Kuličková, K. Knížek, F. Porcher, J. Kohout, O. Kaman
    Mn-Zn ferrite nanoparticles coated with mesoporous silica as core materiál for heat-triggered release of therapeutic agents
    Journal of Magnetism and Magnetic Materials 475 (2019) 429-435.
  2. K. Knížek, P. Levinský, J. Hejtmánek
    LDA+U Calculation of Electronic and Thermoelectric Properties of Doped Tetrahedrite Cu12Sb4S13
    Journal of Electronic Materials 48 (2019) 2018-2021.
  3. 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.
  4. 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.
  5. 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).
  6. 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).
  7. 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).
  8. 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).
  9. 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).
  10. 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).
  11. 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).
  12. 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).
  13. 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.
  14. V. Procházka, Cz. Kapusta, M. Sikora, D. Zajac, K. Knížek, Z. Jirák, H. Štěpánková
    EXAFS study of LaMn1-xCoxO3 compounds
    Journal of Magnetism and Magnetic Materials 310 (2007) e197-e199.
  15. V. Bovtun, S. Kamba, S. Veljko, D. Nužnyj, K. Knížek, M. Savinov, J. Petzelt
    Relaxor-like behavior of a new lead-free tetragonal tungsten bronze Sr2LaTi2Nb3O15 ceramics
    Journal of Applied Physics 101 (2007) 054115(1)-054115(6).
  16. E. Pollert, K. Knížek, M. Maryško, P. Kašpar, S. Vasseur, E. Duguet
    New Tc-tuned magnetic nanoparticles for self-controlled hyperthermia
    Journal of Magnetism and Magnetic Materials 316 (2007) 122-125.
  17. M. Veverka, P. Veverka, O. Kaman, A. Lančok, K. Závěta, E. Pollert, K. Knížek, J.Boháček, M. Beneš, P. Kašpar, E. Duguet, S. Vasseur
    Magnetic heating by cobalt ferrite nanoparticles
    Nanotechnology 18 (2007) 345704(1)-345704(7).
  18. A. Chichev, M. Dlouhá, S. Vratislav, J. Hejtmánek, Z. Jirák, K. Knížek, M. Maryško
    Neutron diffraction study of Pr0.5Ca0.5CoO3-\gamma ($\gamma$=0 and 0.07)
    Zeitschrift für Kristallographie 26 (2007) 435-440.
  19. A. Chichev, J. Hejtmánek, Z. Jirák, K. Knížek, M. Maryško, M. Dlouhá, S. Vratislav
    The low-temperature phase separation in Pr0.5Ca0.5CoO3
    Journal of Magnetism and Magnetic Materials 316 (2007) e728-e730.
  20. M. Miclau, J. Hejtmánek, R. Retoux, K. Knížek, Z. Jirák, R. Fresard, A. Maignan, S. Hebert, M. Hervieu, C. Martin
    Structural and Magnetic Transitions in CaMn1-xWxO3
    Chemistry of Materials 19 (2007) 4243-4251.
  21. S. Kamba, D. Nužnyj, P. Vaněk, M. Savinov, K. Knížek, Z. Shen, E. Šantavá, K. Máca, M. Sadowski, J. Petzelt
    Magnetodielectric effect and optic soft mode behaviour in quantum paraelectric EuTiO3 ceramics
    Europhysics Letters 80 (2007) 27002(1)-27002(6).
  22. P. Veverka, K. Knížek, E. Pollert, J. Boháček, S. Vasseur, E. Duguet, J. Portier
    Strontium ferrite nanoparticles synthesized in presence of polyvinylalcohol: Phase composition, microstructural and magnetic properties
    Journal of Magnetism and Magnetic Materials 309 (2007) 106-112.
  23. P. Novák, K. Knížek
    Exchange interaction and conductivity in ferroelectric hexaferrite
    Journal of Magnetism and Magnetic Materials 316 (2007) e587-e590.
  24. P. Novák, K. Knížek, J. Rusz
    Magnetism in the magnetoelectric hexaferrite system (Ba1-xSrx)2Zn2Fe12O22
    Physical Review B 76 (2007) 024432-1-024432-6.