Prohlížení Acta Polytechnica. 2013, vol. 53, no. 2 dle názvu

Zobrazují se záznamy 31-39 z 39

    • Systems of Electronic Overcurrent Protection in Pulse Power Generator Operating on Plasma Load 

      Autor: 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 ...

    • The Construction of the Fast Resistive Bolometer for a SXR Measurement on the GIT-12 Facility 

      Autor: 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 ...

    • The Formation of a Power Multi-Pulse Extreme Ultraviolet Radiation in the Pulse Plasma Diode of Low Pressure 

      Autor: 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 = ...

    • The Influence of Nitrogen in Ar+N2 Mixture on Parameters of High-Temperature Device with Electric Arc 

      Autor: Jakubova , Ivana; Senk , Josef; Laznickova , Ilona
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      The paper presents the results of numerous experiments carried out on a high temperature device consisting of an arc heater with intensively blasted electric arc and reaction chambers connected to its output. The influence ...

    • The Process of Plasma Chemical Photoresist Film Ashing from the Surface of Silicon Wafers 

      Autor: 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 ...

    • The Research on Atmospheric Pressure Water Vapour Plasma Generation and Application for the Destruction of Wastes 

      Autor: Grigaitiene , Viktorija; Tamošiunas , Andrius; Valatkevičius , Pranas
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      In the Lithuanian Energy Institute an experimental atmospheric pressure Ar/water vapour plasma torch has been designed and tested. The power of plasma torch was estimated 40 ÷ 69 kW, the mean temperature of plasma jet at ...

    • Thomson Parabola Spectrometer for Energetic Ions Emitted from Sub-ns Laser Generated Plasmas 

      Autor: 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, ...

    • Velikhov Electrothermal Instability Cancellation by a Modification of Electrical Conductivity Value in a Streamer by Magnetic Confinement 

      Autor: Petit , Jean P.; Dore , Jean C.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      We present a method, confirmed experimentally, allowing the cancellation of Velikhov instability by operating a local magnetic field reduction along a lane, which enhances local electric conductivity and electron-gas ...

    • X-ray Spectroscopic Characterization of Shock-Ignition-Relevant plasmas 

      Autor: 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 ...