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Zobrazují se záznamy 520-539 z 1843
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Early Super Soft Source Spectra in RS Oph
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)Recent Swift X-ray monitoring campaigns of novae have revealed extreme levels of variability during the early super-softsource (SSS) phase. The first time this was observed was during the 2006 outburst of the recurrent ... -
Earth structures – a summary of the last 50 years
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)This paper discusses changes and developments in the field of Earth Structures that have been presented and discussed over the last fifty years at the annual national conferences on Foundation Engineering held (with foreign ... -
Ecological solutions for freight trains
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)The article presents the potential of freight railway transport in terms of saving of emissions and maximizing the efficiency of operation. Attention is paid to the transport of freight trains on electrified lines with ... -
ECOPOOL+++: Developing a sustainable outdoor heated swimming pool
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)The University of Algarve, in consortium with “Cristal Construções – Materiais e Obras de Construção Civil”, “Itelmatis Control Systems” and “Itecons – Instituto de Investigação e Desenvolvimento Tecnológico para a Construção, ... -
Ecotoxicological assessment of recycled aggregate and concrete via aquatic biotests
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)With the growing consumption of primary raw materials, the need for recycling of construction and demolition waste (CDW) arises. According to international and national regulations, any waste must be tested for ecotoxicity ... -
Editorial: FAREWELL AND WELCOME NEW EDITOR-IN-CHIEF
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)My seven years with Acta Polytechnica ended on June 30. The opportunity to lead this journal from a local list of reviewed periodicals to the prestigious databases – Web of Science, Scopus, Inspec, CAS and more – was a ... -
Effect of aging on mechanical properties of 3D printed samples using stereolitography
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)This paper focuses on stereolithography (an additive manufacturing technology working on the principle of curing liquid resins layer by layer using ultraviolet radiation) and the effect of aging on the mechanical properties ... -
EFFECT OF ANNEALING ON THE REAL STRUCTURE AND MICROSTRUCTURE OF ADVANCED LASER PROCESSED AISI H13 TOOL STEEL
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)The aim of this paper is to describe the effects of annealing on the microstructure of laser cladded AISI H13 tool steel using various methods. Advanced laser technology has the potential to replace conventional methods ... -
EFFECT OF BACTERIA BACILLUS PSEUDOFIRMUS AND FUNGUS TRICHODERMA REESEI ON SELF-HEALING ABILITY OF CONCRETE
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)There are usually used inorganic substances for the strengthening of self-healing ability of concrete but some specific types of bacteria or fungi may also be considered for use. The bacteria’s ability to fill pores and ... -
Effect of cracks on the service life of RC structures exposed to chlorides
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)To move towards a more sustainable concrete, the enhancement of its durability is strongly encouraged and, dealing in particular with reinforced concrete (RC), this mainly means to prevent the damage due to environmental ... -
Effect of cross-sections data on calculated static neutronic parameters of PWR MOX/UO2 core transient benchmark case using NODAL3 code
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)This paper describes the effect of cross-section data generated by several codes on calculated neutronic parameters. The Pressurized Water Reactor Mixed Oxide and Uranium Oxide (PWR MOX/UO2) Core Transient Benchmark case ... -
Effect of decision parameter efficiency on target reliability
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)Target reliability forms the basis of most modern design standards and is intended to represent an optimal balance of safety and risk of failure. Previous research noted discrepancies between target reliability obtained ... -
Effect of electric current on porosity of concrete
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)The paper describes the influence of electric current on the porosity of concrete samples after electrically accelerated tests and other electrokinetic treatments. Three different concrete mixtures consisting of CEM I ... -
EFFECT OF FIBRE ASPECT RATIO AND FIBRE VOLUME FRACTION ON THE EFFECTIVE FRACTURE ENERGY OF ULTRA-HIGH-PERFORMANCE FIBRE-REINFORCED CONCRETE
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2016)This paper investigates the effective fracture energy of UHPFRC with various fibre volume fractions and various fibre aspect ratios. We have concluded that the effective fracture energy is dependent on both the fibre volume ... -
Effect of Gas Mixture Composition on the Parameters of an Internal Combustion Engine
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2012)This paper deals with the use of the internal combustion piston engine, which is a drive unit for micro-cogeneration units. The introduction is a brief statement of the nature of gas mixture compositions that are useful ... -
Effect of heat-treatment on material properties of L-DED printed austenistic alloy 08CH18N10T for nuclear reactor applications
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2023)This paper deals with the evaluation of material properties of the additively manufactured austenistic alloy 08CH18N10T, which is widely used in the Czech Republic nuclear power plants Temelín and Dukovany and other VVER ... -
EFFECT OF IMPERATA CYLINDRICA REINFORCEMENT FORM ON THE TENSILE AND IMPACT PROPERTIES OF ITS COMPOSITES WITH RECYCLED LOW DENSITY POLYETHYLENE
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)Composites of recycled low-density polyethylene obtained from waste water-sachets and imperata cylindrica were produced with particulate and long-fibre unidirectional mat reinforcements. Comparison was made of the tensile ... -
Effect of membrane separation process conditions on the recovery of syngas components
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)The presented study focuses on inspecting the dependency between process conditions, especially permeate and retentate pressure and component recovery of H2, CO, and CO2 during a membrane separation of model syngas. ... -
EFFECT OF NACL ON NEUTRON FLUX DENSITY IN GRAPHITE BLOCK
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)Aim of this work is to study the effect of NaCl on neutron flux through graphite block. Graphite block had 39 channels drilled through it and filled with NaCl. Au and In foils and In wire was used for neutron activation ... -
Effect of pigments on bond strength between coloured concrete and steel reinforcement
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)The effect of pigments on mechanical properties of coloured concrete intended for structural applications, including the bond stress-slip behaviour to embedded steel bars, is not well understood. Series of concrete mixtures ...