"David, Bohumil" . "112;116" . . "581550" . "Alexandrescu, R." . . "Preparation of iron/graphite core-shell structured nanoparticles"@en . "Bezdi\u010Dka, Petr" . "RIV/68081723:_____/04:00108355!RIV/2005/GA0/A07005/N" . . . "P(GA202/01/0668), P(KSK1010104), Z(AV0Z2041904)" . "The paper presents a magnetic and morphological characterization of iron- and iron-carbide- based nanopowder obtained by the laser synthesis from a sensitized gas phase mixture containing acetylene and iron pentacarbonyl vapor. The analysis was performed on the as-prepared material and the annealed material. We report here the results of TEM, XRD, M\u00F6ssbauer and magnetic measurements. Phase transformations taking place during annealing when core-shell-like nanostructures appear are discussed."@en . . . . "P\u0159\u00EDprava nano\u010D\u00E1stic \u017Eeleza pokryt\u00FDch grafitem"@cs . . "Preparation of iron/graphite core-shell structured nanoparticles"@en . "V \u010Dl\u00E1nku se zab\u00FDv\u00E1me nano\u010D\u00E1sticemi se strukturou j\u00E1dro-slupka. J\u00E1dro \u010D\u00E1stic je tvo\u0159en\u00E9 \u017Eelezem a slupka je z grafitu. Tyto nano\u010D\u00E1stice vznikly \u017E\u00EDh\u00E1n\u00EDm nanopr\u00E1\u0161ku vyroben\u00E9ho laserovou pyrol\u00FDzou plynn\u00FDch reaktant\u016F. Nanopr\u00E1\u0161ek, kter\u00FD byl syntetizov\u00E1n z plynn\u00FDch prekurzor\u016F obsahuj\u00EDc\u00EDch prvky Fe, C, N, byl studov\u00E1n pomoc\u00ED TEM, XRD a magnetick\u00FDch m\u011B\u0159en\u00ED. Nanopr\u00E1\u0161ek byl n\u00E1sledn\u011B vy\u017E\u00EDh\u00E1n p\u0159i 800\u00B0C ve vakuu. P\u0159\u00EDtomnost \u017Eelezn\u00FDch nano\u010D\u00E1stic se st\u0159edn\u00EDm pr\u016Fm\u011Brem 40 nm ve vy\u017E\u00EDhan\u00E9m nanopr\u00E1\u0161ku byla dok\u00E1z\u00E1na XRD a TEM anal\u00FDzou. Pro ur\u010Den\u00ED f\u00E1zov\u00E9ho slo\u017Een\u00ED syntetizovan\u00E9ho a vy\u017E\u00EDhan\u00E9ho nanopr\u00E1\u0161ku byla pou\u017Eita M\u00F6ssbauerova spektroskopie."@cs . "Preparation of iron/graphite core-shell structured nanoparticles" . "0925-8388" . "RIV/68081723:_____/04:00108355" . . . "Preparation of iron/graphite core-shell structured nanoparticles" . . "Journal of Alloys and Compounds" . . "6"^^ . . "5"^^ . "378" . . . . "The paper presents a magnetic and morphological characterization of iron- and iron-carbide- based nanopowder obtained by the laser synthesis from a sensitized gas phase mixture containing acetylene and iron pentacarbonyl vapor. The analysis was performed on the as-prepared material and the annealed material. We report here the results of TEM, XRD, M\u00F6ssbauer and magnetic measurements. Phase transformations taking place during annealing when core-shell-like nanostructures appear are discussed." . "Piz\u00FArov\u00E1, Nad\u011B\u017Eda" . . "P\u0159\u00EDprava nano\u010D\u00E1stic \u017Eeleza pokryt\u00FDch grafitem"@cs . "Schneeweiss, Old\u0159ich" . "3"^^ . . . "378" . "nanoparticles;iron/graphite;core-shell"@en . . "Morjan, I." . "NL - Nizozemsko" . "[4D2F97E60B8E]" .