Search Results - "Jaromir Havlica"

Lightweight NiFe2O4-Reduced Graphene Oxide-Elastomer Nanocomposite flexible sheet for electromagnetic interference shielding application by Yadav, Raghvendra Singh, Kuřitka, Ivo, Vilcakova, Jarmila, Skoda, David, Urbánek, Pavel, Machovsky, Michal, Masař, Milan, Kalina, Lukas, Havlica, Jaromir

“…This paper demonstrates a three-dimensional electromagnetic interference shielding nanocomposite flexible sheet which is consisted of NiFe2O4 spinel ferrite…”
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Polypropylene Nanocomposite Filled with Spinel Ferrite NiFe2O4 Nanoparticles and In-Situ Thermally-Reduced Graphene Oxide for Electromagnetic Interference Shielding Application by Yadav, Raghvendra Singh, Kuřitka, Ivo, Vilčáková, Jarmila, Machovský, Michal, Škoda, David, Urbánek, Pavel, Masař, Milan, Gořalik, Marek, Urbánek, Michal, Kalina, Lukáš, Havlica, Jaromir

“…Herein, we presented electromagnetic interference shielding characteristics of NiFe2O4 nanoparticles—in-situ thermally-reduced graphene oxide…”
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NiFe2O4 Nanoparticles Synthesized by Dextrin from Corn-Mediated Sol–Gel Combustion Method and Its Polypropylene Nanocomposites Engineered with Reduced Graphene Oxide for the Reduction of Electromagnetic Pollution by Yadav, Raghvendra Singh, Kuřitka, Ivo, Vilcakova, Jarmila, Machovsky, Michal, Skoda, David, Urbánek, Pavel, Masař, Milan, Jurča, Marek, Urbánek, Michal, Kalina, Lukáš, Havlica, Jaromir

“…In this work, nickel ferrite (NiFe2O4) nanoparticles were synthesized by dextrin from corn-mediated sol–gel combustion method and were annealed at 600, 800,…”
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High-Performance, Lightweight, and Flexible Thermoplastic Polyurethane Nanocomposites with Zn2+-Substituted CoFe2O4 Nanoparticles and Reduced Graphene Oxide as Shielding Materials against Electromagnetic Pollution by Anju, Yadav, Raghvendra Singh, Pötschke, Petra, Pionteck, Jürgen, Krause, Beate, Kuřitka, Ivo, Vilcakova, Jarmila, Skoda, David, Urbánek, Pavel, Machovsky, Michal, Masař, Milan, Urbánek, Michal, Jurca, Marek, Kalina, Lukas, Havlica, Jaromir

“…The development of flexible, lightweight, and thin high-performance electromagnetic interference shielding materials is urgently needed for the protection of…”
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Superparamagnetic ZnFe2O4 Nanoparticles-Reduced Graphene Oxide-Polyurethane Resin Based Nanocomposites for Electromagnetic Interference Shielding Application by Yadav, Raghvendra, Anju, Jamatia, Thaiskang, Kuřitka, Ivo, Vilčáková, Jarmila, Škoda, David, Urbánek, Pavel, Machovský, Michal, Masař, Milan, Urbánek, Michal, Kalina, Lukas, Havlica, Jaromir

“…Superparamagnetic ZnFe2O4 spinel ferrite nanoparticles were prepared by the sonochemical synthesis method at different ultra-sonication times of 25 min (ZS25),…”
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Laboratory study of H2SO4/H2O nucleation using a new technique - a laminar co-flow tube by Trávníčková, Tereza, Škrabalová, Lenka, Havlica, Jaromir, Krejčí, Petr, Hrubý, Jan, Ždímal, Vladimír

“…Nucleation of aerosol particles from gaseous precursors is an important stage in the formation of atmospheric secondary aerosols or in industrial applications,…”
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Excellent, Lightweight and Flexible Electromagnetic Interference Shielding Nanocomposites Based on Polypropylene with MnFe2O4 Spinel Ferrite Nanoparticles and Reduced Graphene Oxide by Yadav, Raghvendra Singh, Anju, Jamatia, Thaiskang, Kuřitka, Ivo, Vilčáková, Jarmila, Škoda, David, Urbánek, Pavel, Machovský, Michal, Masař, Milan, Urbánek, Michal, Kalina, Lukas, Havlica, Jaromir

“…In this work, various tunable sized spinel ferrite MnFe2O4 nanoparticles (namely MF20, MF40, MF60 and MF80) with reduced graphene oxide (RGO) were embedded in…”
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Contribution of Visitors to the Indoor PM in the National Library in Prague, Czech Republic by Ludmila Masková, Jirí Smolík, Tereza Travnickova, Jaromir Havlica, Lucie Ondrácková, Jakub Ondrácek

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Breaking of rod-shaped model material during compression by Lukas, Kulaviak, Vera, Penkavova, Marek, Ruzicka, Miroslav, Puncochar, Petr, Zamostny, Zdenek, Grof, Frantisek, Stepanek, Marek, Schongut, Jaromir, Havlica

“…The breakage of a model anisometric dry granular material caused by uniaxial compression was studied. The bed of uniform rod-like pasta particles (8 mm long,…”
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Membrane technology for challenging separations: Removal of CO2, SO2 and NOx from flue and waste gases by Pasichnyk, Mariia, Stanovsky, Petr, Polezhaev, Petr, Zach, Boleslav, Šyc, Michal, Bobák, Marek, Jansen, Johannes C., Přibyl, Michal, Bara, Jason E., Friess, Karel, Havlica, Jaromír, Gin, Douglas L., Noble, Richard D., Izák, Pavel

“…•Membranes in their various forms, offer an excellent platform for effective gas separation.•The effect of humidity and trace amounts of impurities needs…”
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Kinetics and mechanism of formation of gehlenite, Al–Si spinel and anorthite from the mixture of kaolinite and calcite by Ptáček, Petr, Opravil, Tomáš, Šoukal, František, Havlica, Jaromír, Holešinský, Radek

“…The kinetics and mechanism of formation of gehlenite, Al–Si spinel phase, wollastonite and anorthite from the mixture of kaolinite and calcite was investigated…”
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End effects in rotational viscometry. I. No-slip shear-thinning samples in the Z40 DIN sensor by WEIN, Ondrej, VECER, Marek, HAVLICA, Jaromir

“…Neglect of end effects in Couette rotational viscometry introduces a 10–30% error in the estimate of shear stress at the spindle surface. Actual deviations…”
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The kinetic analysis of the thermal decomposition of kaolinite by DTG technique by Ptáček, Petr, Šoukal, František, Opravil, Tomáš, Havlica, Jaromír, Brandštetr, Jiří

“…The thermal decomposition of kaolinite was studied by differential thermogravimetry (DTG) technique under non-isothermal conditions. Samples of industrially…”
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Theory for electrodiffusional wall shear stress measurement by directionally sensitive twin semicircular probe by Harrandt, Vaclav, Bazaikin, Yaroslav, Huchet, Florian, Tihon, Jaroslav, Havlica, Jaromir

“…This study investigates the theoretical aspects of mass transport at the surface of a twin semicircular electrodiffusion probe tailored to measure the…”
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A revisit of the electro-diffusional theory for the wall shear stress measurement by Havlica, Jaromir, Kramolis, David, Huchet, Florian

“…•The electro-diffusional theory is revisited for strip mass transfer probes.•The arbitrary 2D flow direction and the probe aspect ratio are…”
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The electrodiffusional theory for the wall shear stress measurement by two-strip probe by Harrandt, Vaclav, Kramolis, David, Huchet, Florian, Tihon, Jaroslav, Havlica, Jaromir

“…•New electrodiffusional theory for a two-strip mass transfer probe is presented.•Arbitrary direction of fluid flow over an optional probe geometry is…”
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Isothermal kinetic analysis of the thermal decomposition of kaolinite: The thermogravimetric study by Ptáček, Petr, Kubátová, Dana, Havlica, Jaromír, Brandštetr, Jiří, Šoukal, František, Opravil, Tomáš

“…In this kinetic study, the dehydroxylation of the medium ordered kaolinite was investigated under isothermal conditions by the thermogravimetric analysis…”
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A millifluidic chip for cultivation of fish embryos and toxicity testing fabricated by 3D printing technology by Panuška, Petr, Nejedlá, Zuzana, Smejkal, Ji í, Aubrecht, Petr, Liegertová, Michaela, Štofik, Marcel, Havlica, Jaromír, Malý, Jan

“…Zebrafish ( Danio rerio ) serves as a popular animal model for in vivo acute toxicity evaluation with the Fish embryo test (FET). Over the last few years there…”
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A revisit of the electro-diffusional theory for the wall shear stress measurements by Havlica, Jaromir, Kramolis, David, Huchet, Florian

“…This article intends to revisit the electro-diffusional theory for the wall shear stress measurement from mass transfer probes of rectangular shape by…”
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The non-isothermal kinetic analysis of the thermal decomposition of kaolinite by thermogravimetric analysis by Ptáček, Petr, Kubátová, Dana, Havlica, Jaromír, Brandštetr, Jiří, Šoukal, František, Opravil, Tomáš

“…The dehydroxylation of the medium ordered kaolinite was investigated under non-isothermal conditions. Samples of industrially treated (washed) kaolin with high…”
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