Now showing items 767-786 of 1128

  • 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 ...
  • Papillomavirus infection of roe deer in the Czech Republic and fibropapilloma-associated levels of metallothionein, zinc, and oxidative stress 

    Král, Jiří; Banďouchová, Hana; Brichta, Jiří; Kovacova, Veronika; Ondráček, Karel; Osičková, Jitka; Hrubá, Hana; Hutařová, Zdeňka; Komínková, Markéta; Cernei, Natalia Vladimirovna; Konečná, Marie; Tmejová, Kateřina; Zítka, Ondřej; Adam, Vojtěch; Kízek, René; Skoric, Misa; Tremlová, Bohuslava; Treml, František; Pikula, Jiří (University of Veterinary and Pharmaceutical Sciences, 2015-06-01)
    The present study aimed at the aetiological diagnosis of skin tumours of roe deer (Capreolus capreolus) in the Czech Republic. A total of 33 roe deer specimens showing skin masses were sampled for histopathology, virus ...
  • Paramagnetic Nanoparticles as a Platform for FRET-Based Sarcosine Picomolar Detection 

    Heger, Zbyněk; Cernei, Natalia Vladimirovna; Křížková, Soňa; Masařík, Michal; Kopel, Pavel; Hodek, Petr; Zítka, Ondřej; Adam, Vojtěch; Kizek, René (Nature Publishing Group, 2015-03-09)
    Herein, we describe an ultrasensitive specific biosensing system for detection of sarcosine as a potential biomarker of prostate carcinoma based on Forster resonance energy transfer (FRET). The FRET biosensor employs ...
  • Parameter effecting the experimental determination of modal properties 

    Řehák, Kamil; Kučera, Pavel; Prokop, Aleš (JVE Intenational, 2018-05-22)
    The investigation of structure dynamic behavior can be done by finding modal properties, which are based on the relation of force and vibration response. The information about exact force value is in most application ...
  • Parkinson Disease Detection from Speech Articulation Neuromechanics 

    Gomez-Vilda, Pedro; Mekyska, Jiří; Manuel Ferrandez, Jose; Palacios-Alonso, Daniel; Gómez-Rodellar, Andrés; Rodellar Biarge, María Victoria; Galáž, Zoltán; Smékal, Zdeněk; Eliášová, Ilona; Košťálová, Milena; Rektorová, Irena (Frontiers, 2017-08-25)
    Aim: The research described is intended to give a description of articulation dynamics as a correlate of the kinematic behavior of the jaw-tongue biomechanical system, encoded as a probability distribution of an absolute ...
  • Particulate Matter Produced by Micro-Scale Biomass Combustion in an Oxygen-Lean Atmosphere 

    Poláčik, Ján; Šnajdárek, Ladislav; Špiláček, Michal; Pospíšil, Jiří; Sitek, Tomáš (MDPI, 2018-12-01)
    This article extends earlier research by the authors that was devoted to the experimental evaluation of ultra-fine particles produced by the laboratory combustion of beechwood samples. These particles can have severe ...
  • Past, Present and Future of the Innovation Process 

    Žižlavský, Ondřej (InTech, 2013-09-27)
    In the modern globalized world, innovation is a basic prerequisite for economic development and the preservation of competitiveness. However, there is still no generally accepted definition of innovation or the innovation ...
  • Performance Analysis of Hybrid FSO Systems Using FSO/RF-FSO Link Adaptation 

    Bag, Banibrata; Das, Akinchan; Ansari, Imran Shafique; Prokeš, Aleš; Bose, Chayanika; Chandra, Aniruddha (IEEE, 2018-05-16)
    Free-space optical (FSO) links are considered as cost-effective, non-invasive alternative to fiber optic cables for 5G cellular backhaul networking. For FSO based backhaul networks we propose an additional millimeter-wavelength ...
  • Performance of Twin-Fluid Atomizers for Atomization of Viscous Solutions 

    Mlkvik, Marek; Stähle, Philipp; Gaukel, Volker; Zaremba, Matouš; Jedelský, Jan; Jícha, Miroslav (EDP Sciences, 2014-11-18)
    The article compares the performace of two twin-fluid atomizers with different desing and fluid mixing principles for atomiyation of viscous liquids.
  • Performant and Simple Numerical Modeling of District Heating Pipes with Heat Accumulation 

    Kudela, Libor; Chýlek, Radomír; Pospíšil, Jiří (MDPI, 2019-02-16)
    This paper compares approaches for accurate numerical modeling of transients in the pipe element of district heating systems. The distribution grid itself affects the heat flow dynamics of a district heating network, which ...
  • Permeation and diffusion tests for estimation of durability of fibreconcretes with dense aggregate and recycled concrete 

    Stehlík, Michal; Knapová, Jana; Heřmánková, Věra (IOP Publishing, 2018-07-16)
    Mechanical and deformational properties of concrete are markedly improved by the addition of long structural fibres. This addition, however, not always improves the durability of concrete. One important factor for an ...
  • Personnel Costs in the Czech Construction Sector: Investigating the Effect of Company Size 

    Paulišová, Martina; Hanák, Tomáš (Josip Juraj Strossmayer University of Osijek, Faculty of Civil Engineering Osijek, 2017-12-01)
    Managing personnel costs is important in all companies, especially in those whose production is labor intensive. The construction sector therefore qualifies as a suitable area for analyzing issues associated with these ...
  • Perspective of Use of Antiviral Peptides against Influenza Virus 

    Skaličková, Sylvie; Heger, Zbyněk; Krejčová, Ludmila; Pekařík, Vladimír; Bastl, Karel; Janda, Jozef; Kostolanský, František; Vařečková, Eva; Zítka, Ondřej; Adam, Vojtěch; Kizek, René (MDPI, 2015-10-01)
    The threat of a worldwide influenza pandemic has greatly increased over the past decade with the emergence of highly virulent avian influenza strains. The increased frequency of drug-resistant influenza strains against ...
  • Phenolic profile of edible honeysuckle berries (Genus Lonicera) and their biological effect 

    Juříková, Tunde; Rop, Otakar; Mlček, Jiří; Sochor, Jiří; Balla, Štefan; Szekeres, Ladislav; Hegedusová, A.; Hubálek, Jaromír; Adam, Vojtěch; Kizek, René (MDPI, 2012-01-01)
    The current status of research on polyphenolic compounds in the berries of edible honeysuckle and their biological effects, including recommended utilization, are reviewed. The major classes of phenolic compounds in the ...
  • Photoelectric Properties of Solar Cells Based on Perovskites 

    Novák, Vítězslav; Vanýsek, Petr; Weiter, Martin (Czech Technical University in Prague, 2018-03-13)
    Here we discuss materials and construction of particular solar cells that could be possible replacement for the current silicon-based photovoltaic cells, and methods of studying their performance. Solar cells based on the ...
  • A Physical Calibrator for Partial Discharge Meters 

    Krbal, Michal; Pelikán, Luděk; Štěpánek, Jaroslav; Orságová, Jaroslava; Kolcunová, Iraida (MDPI, 2019-05-29)
    This article offers an alternative method of calibrating partial discharge meters for research and teaching purposes. Most current modern calibrators are implemented as precise voltage pulse sources with a coupling capacitor. ...
  • Physical properties investigation of reduced graphene oxide thin films prepared by material inkjet printing 

    Schmiedová, Veronika; Pospíšil, Jan; Kovalenko, Alexander; Čuboň, Tomáš; Zmeškal, Oldřich; Weiter, Martin (Hindawi Publishing Corporation, 2017-08-23)
    The article is focused on the study of the optical properties of inkjet-printed graphene oxide (GO) layers by spectroscopic ellipsometry. Due to its unique optical and electrical properties, GO can be used as, for example, ...
  • Pilot evaluation of a fracture process zone in a modified compact tension specimen by X-ray tomography 

    Klon, Jiří; Seitl, Stanislav; Šimonová, Hana; Keršner, Zbyněk; Kumpová, Ivana; Vavřík, Daniel (Italian Group of Fracture, 2017-10-03)
    In the case of quasi-brittle material, there is a zone of non-linear behaving material, near the crack tip. A major part of this zone forms a so-called fracture process zone (FPZ), where mechanisms of material toughening ...
  • Piston secondary motion measurement by laser displacement sensors 

    Dlugoš, Jozef; Novotný, Pavel (JVE Intenational, 2018-05-22)
    Measurement of the piston group behavior is still a challenge. Achieved accuracy and complexity go hand in hand with the financial requirements. This paper presents an unconventional measurement of the piston secondary ...
  • Plasma nanocoatings developed to control the shear strength of polymer composites 

    Zvonek, Milan; Širjovová, Veronika; Bránecký, Martin; Plichta, Tomáš; Skácel, Josef; Čech, Vladimír (MDPI, 2019-07-15)
    All reinforcements for polymer-matrix composites must be coated with a suitable material in the form of thin film to improve compatibility and interfacial adhesion between the reinforcement and the polymer matrix. In this ...