Now showing items 21-37 of 37

    • Computer Simulation of a Plasma Vibrator Antenna 

      Author: Bogachev , Nikolay N.; Bogdankevich , Irina L.; Gusein-zade , Namik G.; Tarakanov , Vladimir P.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      The use of new plasma technologies in antenna technology is widely discussed nowadays. The plasma antenna must receive and transmit signals in the frequency range of a transceiver. Many experiments have been carried out ...
    • Clock Math — a System for Solving SLEs Exactly 

      Author: Hladík , Jakub; Lórencz , Róbert; Šimeček , Ivan
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      In this paper, we present a GPU-accelerated hybrid system that solves ill-conditioned systems of linear equations exactly. Exactly means without rounding errors due to using integer arithmetics. First, we scale floating-point ...
    • Plasma–Surface Interactions Under High Heat and Particle Fluxes 

      Author: Temmerman , Gregory De; Bystrov , Kirill; Liu , Feng; Liu , Wei; Morgan , Thomas; Tanyeli , Irem; Berg , Miranda van den; Xu , Haiyan; Zielinski , Jakub
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      The plasma-surface interactions expected in the divertor of a future fusion reactor are characterized by extreme heat and particle fluxes interacting with the plasma-facing surfaces. Powerful linear plasma generators are ...
    • Fractal Dimension Estimation in Diagnosing Alzheimer’s Disease 

      Author: Hubata-Vacek , Václav; Kukal , Jaromír; Rusina , Robert; Buncová , Marie
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      Estimated entropies from a limited data set are always biased. Consequently, it is not a trivial task to calculate the entropy in real tasks. In this paper, we used a generalized definition of entropy to evaluate the ...
    • A Study of Coherent Radiation Generated in an Ablative Capillary Discharge 

      Author: Hübner , Jakub; Vrba , Pavel
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      Feasible soft-X-ray amplification in the CVI and NVII Balmer transition is investigated in a capillary discharge. The best conditions and parameters for the experimental set-up are found for an ablative capillary. The ...
    • Characterization of Human Gait using Fuzzy Logic 

      Author: Kutilek , Patrik; Viteckova , Slavka; Svoboda , Zdenek
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      In medical practice, there is no appropriate widely-used application of a system based on fuzzy logic for identifying the lower limb movement type or type of walking. The object of our study was to determine characteristics ...
    • Predictive Models in Diagnosis of Alzheimer’s Disease from EEG 

      Author: Tylova , Lucie; Kukal , Jaromir; Vysata , Oldrich
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      The fluctuation of an EEG signal is a useful symptom of EEG quasi-stationarity. Linear predictive models of three types and their prediction error are studied via traditional and robust measures. The resulting EEG ...
    • Xray Spectroscopic Characterization of ShockIgnitionRelevant plasmas 

      Author: Šmíd , Michal; Antonelli , Luca; Renner , Oldoich
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      Experiments with multilayer plastic/Cu targets performed at a PALS laser system aimed at the study of matter at conditions relevant to a shock ignition ICF scheme, and, in particular, at the investigation of hot electrons ...
    • Inactivation of Candida albicans by Corona Discharge: The Increase of Inhibition Zones Area After Far Subsequent Exposition 

      Author: Fantova , Vladyslava; Bujaček , Karol; Kříha , Vítězslav; Julák , Jaroslav
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      The cold atmospheric pressure plasma generated by the negative corona discharge has inhibition effect on the microorganism growth. This effect is well-known and it can be demonstrated on the surface of cultivation agar ...
    • Thomson Parabola Spectrometer for Energetic Ions Emitted from Subns Laser Generated Plasmas 

      Author: Cutroneo , Mariapompea; Torrisi , Lorenzo; Ando’ , Lucio; Cavallaro , Salvatore; Ullschmied , Jiri; Krasa , Josef; Margarone , Daniele; Velyhan , Andreji; Pfeifer , Miroslav
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      Laser-generated plasmas were obtained in high vacuum by irradiating micrometric thin films (Au, Au/Mylar, Mylar) with the Asterix laser at the PALS Research Infrastructure in Prague. Irradiations at the fundamental wavelength, ...
    • The Construction of the Fast Resistive Bolometer for a SXR Measurement on the GIT12 Facility 

      Author: Cikhardt , Jakub; Klír , Daniel; Kubeš , Pavel; Kravárik , Josef; Rezác , Karel; Šíla , Ondrej; Shishlov , Alexander V.; Labetsky , Alexey Yu.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      A lot of kinds of instruments are used for the SXR measurement at pulsed power facilities, but most of them are difficult to calibrate absolutely. For the determination of the energy of SXR radiated by the discharge on ...
    • Local Magnetohydrodynamic Characteristics of the Plasma Stream generated by MPC 

      Author: Cherednychenko , Tatyana N.; Garkusha , Igor E.; Chebotarev , Vladimir V.; Solyakov , Dmytro G.; Petrov , Yuriy V.; Ladygina , Maryna S.; Eliseev , Dmytro V.; Chuvilo , Alexander A.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      This paper investigates the spatial distributions of electrical current which flows inside the plasma stream generated by a magnetoplasma compressor (MPC). Two different modes of MPC operation with different gas supply ...
    • The Formation of a Power MultiPulse Extreme Ultraviolet Radiation in the Pulse Plasma Diode of Low Pressure 

      Author: Borgun , Ievgeniia V.; Azarenkov , Mykola O.; Hassanein , Ahmed; Tseluyko , Oleksandr F.; Maslov , Vasyl I.; Ryabchikovk , Dmitro L.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      In this paper results are presented on experimental studies of the temporal characteristics of spike extreme ultraviolet (EUV) radiation in the spectral range of 12.2 ÷ 15.8 nm from the anode region of high-current (I = ...
    • Growth and Physical Structure of Amorphous Boron Carbide Deposited by Magnetron Sputtering on a Silicon Substrate with a Titanium Interlayer 

      Author: Caniello , Roberto; Vassallo , Espedito; Cremona , Anna; Grosso , Giovanni; Dellasega , David; Canetti , Maurizio; Miorin , Enrico
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      Multilayer amorphous boron carbide coatings were produced by radiofrequency magnetron sputtering on silicon substrates. To improve the adhesion, titanium interlayers with different thickness were interposed between the ...
    • The Process of Plasma Chemical Photoresist Film Ashing from the Surface of Silicon Wafers 

      Author: Bordusau , Siarhei; Madveika , Siarhei; Dostanko , Anatolii
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      At present, the research for finding new technical methods of treating materials with plasma, including the development of energy and resource saving technologies for microelectronic manufacturing, is particularly actual.In ...
    • Diffuse Coplanar Surface Barrier Discharge in Nitrogen: Microdischarges Statistical Behavior 

      Author: Cech , Jan; Hanusova , Jana; Stahel , Pavel; Slavicek , Pavel
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      We studied statistical behavior of microdischarges of diffuse coplanar surface barrier discharge (DCSBD) operated in nitrogen atmosphere at two input voltage regimes. We measured spectrally unresolved discharge patterns ...
    • Systems of Electronic Overcurrent Protection in Pulse Power Generator Operating on Plasma Load 

      Author: Godun , Dmitriy V.; Bordusov , Sergey. V.; Dostanko , Anatoliy P.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      Schematic peculiarities of pulsed power source and modulator-shaper for working on high instability plasma load are discussed. In its construction should be provided for several levels of overcurrent protection. First of ...