Recent Submissions

  • Novel Algorithm in Activation Process of GPON Network 

    Horváth, Tomáš; Münster, Petr; Jurčík, Michal; Filka, Miloslav (Croatian Communications and Information Society, 2016-02-17)
    Passive optical networks are dominating access networks around the world due to its their economical aspect, bandwidth, and penetration. It is necessary to deal with specification of these networks.
  • Stereometricanalysis of Ta2O5 thin lms 

    Sobola, Dinara; Kaspar, Pavel; Oulehla, Jindřich; Ţălu, Ştefan; Papež, Nikola (De Gruyter, 2020-01-27)
    The purpose of this work is the study of the correlation between the thickness of tantalum pentoxide thin lms and their three-dimensional (3D) micromorphology.The samples were prepared on silicon substrates by electron ...
  • Synthesis of high density sub-10 µm (Ba0.85Ca0.15) (Zr0.1Ti0.9)O3-xCeO2 lead-free ceramics using a twostep sintering technique 

    Bijalwan, Vijay; Tofel, Pavel (TAYLOR & FRANCIS LTD, 2019-10-29)
    (Ba0.85Ca0.15)(Zr0.1Ti0.9)O3-xCeO2, (BCZTCe) lead-free piezoelectric ceramics were processed conventionally using a two-step sintering technique. The results suggest that two-step sintering is an effective technique to ...
  • P1-approximation for radiative transfer: application to SF6 + Cu arc plasmas 

    Bogatyreva, Nadezda; Bartlová, Milada; Aubrecht, Vladimír; Holcman, Vladimír (De Gruyter Open, 2014-12-01)
    The objective of the paper consists of a theoretical prediction of radiative heat transfer in arc plasmas of SF6 (sulphur hexafluoride) with various admixtures of copper vapours. As a mathematical tool the P1-approximation ...
  • Visualization Tool for Control Signalling in NG-PON2 

    Horváth, Tomáš; Jurčík, Michal (Croatian Communications and Information Society, 2016-07-01)
    Požadavky uživatelů na kvalitu připojení k Internetu a služeb nutí poskytovatelé služeb a technické komunity, navrhnout a zavést nové technologie, které mohou reagovat na tuto požadavky. Nejslibnější řešení v tomto ohledu ...
  • Current-fluctuation measurements of amperometric gas sensors prepared by three different technology procedures 

    Sedlák, Petr; Kuberský, Petr; Škarvada, Pavel; Hamáček, Aleš; Sedláková, Vlasta; Majzner, Jiří; Nešpůrek, Stanislav; Šikula, Josef (Polish Academy of Sciences, 2016-12-13)
    The paper focuses on usage of noise measurement (electric current-fluctuation measurement) for evaluation of electrochemical sensors which were prepared by different fabrication processes: (i) lift-off and drop-casting ...
  • Complementary SEM-AFM of Swelling Bi-Fe-O Film on HOPG Substrate 

    Sobola, Dinara; Ramazanov, Shihgasan; Konečný, Martin; Orudzhev, Farid; Kaspar, Pavel; Papež, Nikola; Knápek, Alexandr; Potoček, Michal (MDPI, 2020-05-23)
    The objective of this work is to study the delamination of bismuth ferrite prepared by atomic layer deposition on highly oriented pyrolytic graphite (HOPG) substrate. The samples’ structures and compositions are provided ...
  • The Effect of the Orientation Towards Analyte Flow on Electrochemical Sensor Performance and Current Fluctuations 

    Sedlák, Petr; Kuberský, Petr (MDPI, 2020-02-14)
    Analyte flow influences the performance of every gas sensor; thus, most of these sensors usually contain a diffusion barrier (layer, cover, inlet) that can prevent the negative impact of a sudden change of direction and/or ...
  • Numerically optimized band boundaries of Planck mean absorption coefficients in air plasma 

    Kloc, Petr; Aubrecht, Vladimír; Bartlová, Milada (IOP Publishing, 2017-08-02)
    Radiation heat transfer plays an important role in the energy balance of plasma in an electric arc and its accurate prediction is essential for the development of new electrical devices. Unfortunately, a very complex ...
  • Scanning proximal microscopy study of the thin layers of silicon carbide aluminum nitride solid solution manufactured by fast sublimation epitaxy 

    Sobola, Dinara; Korostylev, Evgenij; Bilalov, Bilal; Tománek, Pavel (EDP Sciences, 2013-05-03)
    The objective of the study is a growth of SiC/(SiC)1-x(AlN)x structures by fast sublimation epitaxy of the polycrystalline source of (SiC)1-x(AlN)x and their characterisation by proximal scanning electron microscopy and ...
  • Microscopic optoelectronic defectoscopy of solar cells 

    Škarvada, Pavel; Tománek, Pavel; Koktavý, Pavel; Sobola, Dinara (EDP Sciences, 2013-05-03)
    Scanning probe microscopes are powerful tool for micro- or nanoscale diagnostics of defects in crystalline silicon solar cells. Solar cell is a large p-n junction semiconductor device. Its quality is strongly damaged by ...
  • Microstructural investigation of defects in photovoltaic cells by the electron beam-induced current method 

    Papež, Nikola; Dallaev, Rashid; Sobola, Dinara; Macků, Robert; Škarvada, Pavel (Elsevier, 2020-02-19)
    This work aims to clarify the application of electron beam-induced current (EBIC) method for the morphological analysis and detection of local defects and impurities in semiconductor structures such as solar cells. One of ...
  • Polymer Graphite Pencil Lead as a Cheap Alternative for Classic Conductive SPM Probes 

    Knápek, Alexandr; Sobola, Dinara; Burda, Daniel; Daňhel, Aleš; Mousa, Marwan; Kolařík, Vladimír (MDPI, 2019-12-10)
    This paper presents polymer graphite (PG) as a novel material for the scanning tunneling microscopy (STM) probe. Conductive PG is a relatively modern nanocomposite material used for micro-pencil rells containing a polymer-based ...
  • Fractal Analysis of the 3-D surface Topography of GaAs Solar Cells 

    Talu, Stefan; Papež, Nikola; Sobola, Dinara; Tofel, Pavel (DEStech Publications, Inc., 2018-02-11)
    This article is devoted to study of Atomic Force Microscopy (AFM) images of solar cells based on gallium arsenide (GaAs). Mathematical processing of data involves obtaining additional information about topography. The ...