doc. Mgr. Jaroslav Kohout, Dr.


Jaroslav Kohout Tel: +420 221 912 771
Mail: kohout@mbox.troja.mff.cuni.cz

SIS
Research Gate












Odborné zájmy

  • Mössbauerova spektroskopie
  • jaderná magnetická rezoance
  • nízké teploty a kryogenní technika
  • dynamická polarizace jader
  • hyperjemné interakce, nanočástice, tenké vrstvy, amorfní kovové materiály, supravodiče, magneticky uspořádané látky, multiferoika

Odborný životopis

1985 - 1990
  • Magisterské studium na UK MFF Praha, obor: Fyzika pevných látek, diplomová práce: Studium struktury kovových amorfních materiálů metodou NMR
1990 - 1991
  • Studijní pobyt na UK MFF Praha
1991 - 1996
  • Doktorské studium na UK MFF Praha, obor: Fyzika kondenzované fáze a materiálový výzkum, disertační práce: Hyperjemné pole na jádrech 57Fe v yttrio-železitém granátu s nemagnetickými defekty
1994 - 1998
  • UK MFF KFNT Praha - vědecký asistent
1995 - 1998 - 2007
  • UK MFF KFNT Praha - odborný asistent
2002 - 2005
  • Obnova pracoviště zkapalňovače helia po povodni (srpen 2002) a výstavba Kryogenního pavilonu
2006
  • Habilitace na UK MFF Praha v oboru fyzika, zaměření - fyzika kondenzovaných látek Habilitační práce: Vliv substitucí na hyperjemné pole v magnetických oxidech železa
2007
  • UK MFF KFNT Praha - docent
2008 -
  • UK MFF KFNT Praha - vedoucí laboratoře Mössbauerovy spektroskopie

Stáže a studijní pobyty

  • KFA Jülich (SRN)
  • Ruhr-Universität Bochum (SRN)
  • CERN Geneve ( Švýcarsko)
  • Eindhoven University of Technology (Nizozemí)
  • ERSF Grenoble (Francie), opakovaně
  • STU Bratislava (Slovensko)
  • Moskevská státní univerzita M. V. Lomonosova (Rusko)

Členství v odborných společnostech


  • Seznam publikací

    1. Miglierini M., Prochazka V., Stankov S., Svec Sr. P., Zajac M., Kohout J., Lancok A., Janickovic D., Svec P.; Crystallization kinetics of nanocrystalline alloys revealed by in situ nuclear forward scattering of synchrotron radiation; PHYSICAL REVIEW B 86(2); 2012;
    2. Miglierini M., Kohout J., Lancok A., Safarova K.; Magnetic Hyperfine Fields of Nanoperm Alloys; ACTA PHYSICA POLONICA A 121(5-6); 2012; 1263-1265;
    3. Miglierini Marcel, Lancok Adriana, Kohout Jaroslav; Hyperfine fields in nanocrystalline Fe-Zr-B probed by Fe-57 nuclear magnetic resonance spectroscopy; APPLIED PHYSICS LETTERS 96(21); 2010;
    4. Lancok Adriana, Miglierini Marcel, Kohout Jaroslav; Fe-57 Mossbauer spectroscopy of synthesized E >-Fe2O3 nanoparticles; PHYSICS OF METALS AND METALLOGRAPHY 109(5); 2010; 524-533;
    5. Chistyakova N. I., Rusakov V. S., Shapkin A. A., Zhilina T. N., Zavarzina D. G., Lancok A., Kohout J.; Investigations of Iron Minerals Formed by Dissimilatory Alkaliphilic Bacterium with (57)Fe Mossbauer Spectroscopy; 1258; 2010; 68-74;
    6. Lancok A., Kohout J., Miglierini M., Fendrych F., Klementova M., Lancok J.; Study of Fe-Co Nanocomposite Films; 1258; 2010; 82-89;
    7. Lancok A., Fendrych F., Miglierini M., Kohout J., Klementova M.; Study of hyperfine interactions in Fe-Co nanocomposite films by Mossbauer spectroscopy and NMR; JOURNAL OF NON-CRYSTALLINE SOLIDS 354(47-51); 2008; 5255-5257;
    8. Lancok A., Zaveta K., Kanuch T., Miglierini M., Lancok J., Postava K., Kohout J., Zivotsky O., Fendrych F.; Hyperfine interaction studies and magnetic properties of FeCoAlN nanocomposite films; HYPERFINE INTERACTIONS 183(1-3); 2008; 171-177;
    9. Kouril K, Kohout J, Stepankova H, Englich J, Chlan V; Nuclear magnetic resonance of Fe-57 from magnetic domains and walls in yttrium iron garnet; ACTA PHYSICA SLOVACA 56(2); 2006; 31-34;
    10. Stepankova H, Englich J, Stepanek J, Kohout J, Pfeffer M, Cerna J, Chlan V, Prochazka V, Bunyatova E; Nuclear spin-lattice relaxations in ethanol with dissolved TEMPO radicals; ACTA PHYSICA SLOVACA 56(2); 2006; 141-144;
    11. Kouril K, Kohout J, Stepankova H, Englich J, Chlan V; Nuclear magnetic resonance of Fe-57 from magnetic domains and walls in yttrium iron garnet; ACTA PHYSICA SLOVACA 56(1); 2006; 31-34;
    12. Kohout J, Gamaliy E, Stepankova H, Englich J, Prochazka V, Chlan V, Brabers VAM; NMR of Fe-57 Ga-69 and Ga-71 in Ga substituted magnetite; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 290(Part 2 SI); 2005; 1018-1020;
    13. Kohout J., Gamaliy E., Stepankova H., Englich J., Novak P., Brabers V. A. M.; NMR of Fe-57 below and around the Verwey transition in Al-substituted magnetite; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 272(1); 2004; E1687-E1688;
    14. Prochazka V., Kohout J., Stepankova H., Englich J., Kuriplach J., Niznansky D.; Hyperfine interactions of Gd-155 and Gd-157 in gadolinium iron garnet; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 272(1); 2004; E1689-E1690;
    15. Gamaliy E, Stepankova H, Englich J, Kohout J, Snezhko A, Novak P, Brabers VAM; NMR of Fe-57 above the Verwey transition in Al-substituted magnetite; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 242(Part 2); 2002; 732-734;
    16. Gamaliy E, Stepankova H, Kohout J, Snezhko A, Kucera M, Nitsch K; Effect of aluminium substitution in YIG on iron hyperfine field anisotropy; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 242(Part 2); 2002; 766-768;
    17. Kohout J, Englich J, Stepankova H, Kuriplach J, Niznansky D; Hyperfine interaction of Gd-155 in gadolinium iron garnet; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 242(Part 2); 2002; 763-765;
    18. Snezhko A, Englich J, Kohout J, Stepankova H; Temperature dependence of satellite structure of yttrium iron garnet Y3+ (a) defects and Al3+ (d) substitutions: experiment and model; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 234(2); 2001; 227-232;
    19. Savosta MM, Doroshev VD, Borodin VA, Pashkevich YG, VI, Tarasenko TN, Englich J, Kohout J, Soldatov AG, Barilo SN, Shiryaev SV; Nuclear quadrupole resonance of barium in BaBiO3 and BaPbO3; PHYSICAL REVIEW B 63(18); 2001;
    20. Snezhko A, Englich J, Kohout J, Stepankova H; Application of the Bethe-Peierls-Weiss method to yttrium iron garnet containing Y3+ impurity; 373-3; 2001; 381-384;
    21. Savosta MM, Englich J, Kohout J, Doroshev VD, Borodin VA, Pashkevich YG, Soldatov AG, Barilo SN, Shiryaev SV; The valence state of bismuth in BaBiO3 probed by NQR; PHYSICA C 341(Part 2); 2000; 943-944;
    22. Savosta MM, Novak P, Marysko M, Jirak Z, Hejtmanek J, Englich J, Kohout J, Martin C, Raveau B; Coexistence of antiferromagnetism and ferromagnetism in Ca1-xPrxMnO3 (x; PHYSICAL REVIEW B 62(14); 2000; 9532-9537;
    23. Kohout J, Stepankova H, Englich J, Novak P, Kucera M, Nitsch K; Hyperfine field in YIG with charged substitution; ACTA PHYSICA POLONICA A 97(3); 2000; 519-522;
    24. Stepankova H, Kohout J, Englich J, Novak P; Anisotropy of the hyperfine field on Fe-57 in pure and substituted yttrium iron garnet; HYPERFINE INTERACTIONS 131(1-4); 2000; 3-19;
    25. Novak P, Stepankova H, Englich J, Kohout J, Brabers VAM; NMR in magnetite below and around the Verwey transition; PHYSICAL REVIEW B 61(2); 2000; 1256-1260;
    26. Snezhko A, Englich J, Kohout J, Stepankova H, de Gronckel H; Temperature dependence of NMR spectra in YIG with nonmagnetic impurities; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 196; 1999; 410-411;
    27. Stepankova H, Novak P, Englich J, Kohout J, Caspary EG, Kucera M, Nitsch K, de Gronckel H; Applicability of NMR to impurities detection in YIG thin films; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 196; 1999; 412-414;
    28. Kohout J, Stepankova H, Englich J, Novak P, Kucera M, Nitsch K, de Gronckel H; Anisotropy of iron hyperfine field in Ga-substituted YIG; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 196; 1999; 415-417;
    29. Stepankova H, Caspary EG, Englich J, Kohout J, Kucera M Novak P, Nitsch K, Savosta MM, Lutgemeier H, de Gronckel HAM; Charged substitutions in yttrium iron garnets; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 185(2); 1998; 225-227;
    30. Stepankova H, Kohout J, Novak P, Englich J, Caspary EG, Lutgemeier H; Dependence of Fe-57 hyperfine field in yttrium iron garnet on ionic radius of diamagnetic defects: NMR study; AUSTRALIAN JOURNAL OF PHYSICS 51(2); 1998; 437-452;
    31. Stepankova H, Kohout J, Novak P, Englich J, Lutgemeier H, Trhlik M; Hyperfine field anisotropy in YIG with diamagnetic impurities; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 177; 1998; 239-240;
    32. Novak P, Englich J, Stepankova H, Kohout J, Lutgemeier H, Wagner K, Tolksdorf W; Antisite defects in yttrium iron garnet; JOURNAL DE PHYSIQUE IV 7(C1); 1997; 283-286;
    33. Englich J, Kohout J, Stepankova H, Novak P, Nekvasil M, Lutgemeier H; Umbrella structure in Pr Nd and Yb substituted YIG studied by Fe-57 NMR; JOURNAL DE PHYSIQUE IV 7(C1); 1997; 295-296;
    34. Kohout J, Stepankova H, Englich J, Novak P, Lutgemeier H; The effect of diamagnetic defect in YIG on the hyperfine field anisotropy; JOURNAL DE PHYSIQUE IV 7(C1); 1997; 449-450;
    35. Stepankova H, Englich J, Nejezchleba M, Kohout J, Lutgemeier H; Fe-57 NMR study of magnetization processes in barium hexaferrites; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 157; 1996; 393-394;
    36. Trhlik M, Beck E, Brewer WD, Dekoster J, Stepankova H, Kohout J, Langouche G; Nuclear spin-lattice relaxation of Co nuclei in a Fe/Co multilayer at low temperatures; CZECHOSLOVAK JOURNAL OF PHYSICS 46(4); 1996; 2181-2182;
    37. STEPANKOVA H, ENGLICH J, KOHOUT J, LUTGEMEIER H; FE-57 NMR IN BAFE2-W HEXAGONAL FERRITE; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 140(Part 3); 1995; 2099-2100;
    38. KOHOUT J, ENGLICH J, NOVAK P, WAGNER K, LUTGEMEIER H; TEMPERATURE-DEPENDENCE OF THE FE-57 HYPERFINE FIELD IN SUBSTITUTED YTTRIUM IRON GARNETS; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 140(Part 3); 1995; 2125-2126;
    39. ENGLICH J, KOHOUT J, NOVAK P; NMR-STUDY OF UMBRELLA STRUCTURE IN DY SUBSTITUTED YIG; IEEE TRANSACTIONS ON MAGNETICS 30(2); 1994; 972-974;
    40. STEPANKOVA H, KOHOUT J, SIMSA Z; NMR-STUDY OF TI-CO TI-MG AND TI SUBSTITUTED HEXAGONAL FERRITES WITH MAGNETOPLUMBITE STRUCTURE; JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 104(Part 1); 1992; 411-412;