Search Results - "Uhlar, Radim"

MCNP APPROACHES FOR DOSE RATES MODELING IN LABORATORY FOR NEUTRON ACTIVATION ANALYSIS AND GAMMA SPECTROMETRY AT OSTRAVA by Uhlář, Radim, Alexa, Petr

“…The Laboratory for Neutron Activation Analysis and Gamma Spectrometry at the VŠB-Technical University of Ostrava was equipped with the neutron generator MP320…”
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The characterization of D–T neutron generators in precise neutron experiments by Czakoj, Tomáš, Košt́ál, Michal, Zmeškal, Marek, Novák, Evžen, Mravec, Filip, Cvachovec, František, Šimon, Jan, Schulc, Martin, Uhlář, Radim, Alexa, Petr, Matěj, Zdeněk

“…Using D–T generators as a neutron source for precise measurements requests a well-known neutron spectrum and spatial distribution of neutron flux. It is…”
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A system of materials composition and geometry arrangement for fast neutron beam thermalization: An MCNP study by Uhlář, Radim, Alexa, Petr, Pištora, Jaromír

“…Compact deuterium–tritium neutron generators emit fast neutrons (14.2MeV) that have to be thermalized for neutron activation analysis experiments. To maximize…”
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Measurement of dosimetrical cross sections with 14.05 MeV neutrons from compact neutron generator by Kostal, Michal, Czakoj, Tomáš, Alexa, Petr, Šimon, Jan, Zmeškal, Marek, Schulc, Martin, Krechlerová, Alena, Peltán, Tomáš, Mravec, Filip, Cvachovec, František, Rypar, Vojtěch, Uhlář, Radim, Harkut, Ondřej, Matěj, Zdeněk

“…•Measurement of reaction rates in compact DT generator.•Calculation of neutron flux in targets around compact DT generator.•Determination of DD neutrons in…”
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A new reflector structure for facility thermalizing D–T neutrons by Uhlář, Radim, Kadulová, Miroslava, Alexa, Petr, Pištora, Jaromír

“…A facility for thermalization of fast neutrons (14.2 MeV) emitted by compact deuterium–tritium (D–T) neutron generators (NGs) for thermal neutron activation…”
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CHARACTERIZATION AND COMPARSION OF NEUTRON GENERATORS OF IEC AND LINEAR D-T BY THE SPECTROMETRIC SYSTEM NGA-01 by Matej, Zdenek, Kostal, Michal, Novak, Evzen, Alexa, Petr, Uhlar, Radim, Mravec, Filip, Jancar, Ales, Cvachovec, Frantisek, Prenosil, Vaclav, Jancar, Petr

“…This article focuses on description of two different neutron fields from linear and cylindrical Inertial Electrostatic Confinement (IEC) neutron generators…”
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Radiocaesium Contamination of Mushrooms at High- and Low-Level Chernobyl Exposure Sites and Its Consequences for Public Health by Harkut, Ondřej, Alexa, Petr, Uhlář, Radim

“…We compare the specific activities of 137Cs and 40K in stipes and caps of three different common mushroom species ( , and ) measured at the Czech Chernobyl hot…”
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An Optimized D-T neutron Generator Shielding for Prompt Gamma Ray Neutron Activation Analysis of Light Elements by Uhlář, Radim, Alexa, Petr

“…We present an MCNP analysis of optimal gamma-detector shielding materials and their thicknesses for 14 MeV D-T neutron generator for detection of light…”
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Modified Texas Convention Method for Fast Neutron Flux Measurements by Uhlar, Radim, Alexa, Petr, Harkut, Ondrej, Harokova, Pavlina

“…The Texas Convention Method (TCM) is a standard method used for relatively fast calibration and check of the 14-MeV neutron flux from DT neutron generators in…”
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High Specific Activity of Radium Isotopes in Baryte from the Czech Part of the Upper Silesian Basin—An Example of Spontaneous Mine Water Treatment by Jakub Jirásek, Dalibor Matýsek, Petr Alexa, Michal Osovský, Radim Uhlář, Martin Sivek

“…Radium-bearing barytes (radiobarytes) have been known since the beginning of the 20th century. They are mainly found as precipitates of low-temperature…”
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Gamma Radioactivity Of The January 2013 Rainfall In Ostrava / Gama Radioaktivita Deště V Lednu 2013 V Ostravě by Alexa, Petr, Količová, Petra, Uhlář, Radim

“…Gamma radioactivity of an 8 mm thick ice layer formed after a modest rain on 21 January 2013 in the VŠB-Technical University of Ostrava campus was analyzed and…”
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Short-term variations in super(7)Be wet deposition in the eastern part of the Czech Republic by Uhlar, Radim, Kolicova, Petra, Alexa, Petr

“…Weighted multiple regression analysis was used to study the relationship between super(7)Be wet deposition and selected characteristics of rainfall events and…”
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Measurement of Dosimetrical Cross Sections with 14.05 MeV Neutrons From Compact Neutron Generator by Kostal, Michal, Czakoj, Tomáš, Simon, Jan, Zmeskal, Marek, Schulc, Martin, Krechlerova, Alena, Peltan, Tomáš, Mravec, Filip, Cvachovec, Frantisek, Rypar, Vojtěch, Uhlar, Radim, Alexa, Petr, Harkut, Ondrej, Matej, Zdenek

“…Dosimetry cross sections are fundamental quantities necessary for neutron dosimetry using the neutron activation method. It is worth noting that the…”
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Short-term variations in 7Be wet deposition in the eastern part of the Czech Republic by Uhlář, Radim, Količová, Petra, Alexa, Petr

“…Weighted multiple regression analysis was used to study the relationship between 7 Be wet deposition and selected characteristics of rainfall events and…”
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MCNP APPROACHES FOR DOSE RATES MODELING IN LABORATORY FOR NEUTRON ACTIVATION ANALYSIS AND GAMMA SPECTROMETRY AT OSTRAVA by Uhlář, Radim, Alexa, Petr

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The First Test of the New Neutron Generator at the Všb / Technical University of Ostrava První Test Nového Neutronového Generátoru Na Všb-Tu Ostrava by Alexa Petr, Uhlář Radim

“…Kompaktní neutronový generátor MP320 (Thermo Scientific Inc.) pracující na principu deuterium-tritiové reakce byl testován před plánovaným využitím jako zdroj…”
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Gamma Radioactivity Of The January 2013 Rainfall In Ostrava / Gama Radioaktivita Deště V Lednu 2013 V Ostravě by Alexa Petr, Količová Petra, Uhlář Radim

“…Při analýze gama radioaktivity 8 mm silné vrstvy ledu, která se vytvořila při dešťových srážkách v areálu VŠB-Technické univerzity Ostrava 21.1.2013, bylo…”
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Pontryagin's maximum principle and optimization of the flight phase in ski jumping [Pontrjaginův princip maxima a optimalizace stylu letu ve skoku na lyžích] by Radim Uhlář, Miroslav Janura

“…BACKGROUND: There are several factors (the initial ski jumper's body position and its changes at the transition to the flight phase, the magnitude and the…”
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