Prohlížení Acta Polytechnica dle názvu

Zobrazují se záznamy 727-746 z 880

    • STATUS OF THE CUORE EXPERIMENT 

      Autor: Tomei, Claudia
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      The CUORE (Cryogenic Underground Observatory for Rare Events) experiment will search for neutrinoless double beta decay of 130Te, a rare nuclear process that, if observed, would demonstrate the Majorana nature of the ...

    • Steel Fibre Reinforced Concrete for Tunnel Lining – Verification by Extensive Laboratory Testing and Numerical Modelling 

      Autor: Beňo , Jaroslav; Hilar , Matouš
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      The use of precast steel fibre reinforced concrete (SFRC) for tunnel segments is a relatively new application of this material. It was first applied in Italy in the 1980s. However, it did not begin to be widely applied ...

    • Stimulated Raman Backscattering in Plasma — a Promising Tool for the Generation of Ultra-High Power Laser Beams 

      Autor: Turčičová , Hana; Huynh , Jaroslav
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      In the last fifteen years stimulated Raman backscattering (SRBS) in plasma has been intensively elaborated as a promising tool on the way towards high intense lasers. There are several advantages of this technique in ...

    • STIRRED FLUIDIZED-BED DRYER OF REGENERATED ION EXCHANGER PARTICLES 

      Autor: Pěnička , Michal; Hoffman , Pavel; Fořt , Ivan
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2014)
      This article describes intensification of the fluidized-bed drying process for regenerated spherical-shape ion exchanger particles in the batch mode, achieved by a mechanical stirrer in the fluidized bed layer of the dried ...

    • Stone Topography – Useful Tool in Monuments Restoration Process 

      Autor: Cihla, Michal; Kovářová, Kateřina; Malát, Richard; Valach, Jaroslav
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      The surface of building stone on historic buildings often bears the original traces of craftsmanship processing. These are an integral part of the visual appearance of the monument and thus its value, which needs to be ...

    • STRATEGIC MODULATION OF THERMAL TO ELECTRICAL ENERGY RATIO PRODUCED FROM PV/T MODULE 

      Autor: Aminou Moussavou, Anges A.; Raji, Atanda K.; Adonis, Marco
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
      Several strategies have been developed to enhance the performance of a solar photovoltaicthermal (PV/T) system in buildings. However, these systems are limited by the cost, complex structure and power consumed by the pump. ...

    • STRENGHT AND DYNAMIC ANALYSIS OF A STRUCTURAL NODE LIMITING THE MULTI-OUTPUT GEAR MECHANISM 

      Autor: Kačalová , Mária; Pavlenko , Slavko
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2017)
      The rapidly advancing technological development leads to designing and researching a new multi- output gear mechanism. The investigated new double-output gear mechanism has two output coaxial shafts located against the ...

    • STRESS ANALYSIS AND TOPOLOGY OPTIMIZATION OF A CHAIN BUCKET ELEVATOR USING ANSYS 

      Autor: Yin, Edward; Seckley, Emmanuel M.; Asiedu, Evans Kesse; Cobbinah, Stephen
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
      A failure of conveyor chain links in a production process can cause unscheduled shutdowns, which increase the throughput time coupled with damaged buckets and chain links, which increase maintenance and repair costs. Since ...

    • Strontium As a Structure Modifier for Non-binary Al–Si Alloy 

      Autor: Stunová , Barbora Bryksí
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2012)
      This paper presents a study of the influence on the structure of AlSi10Mg alloy when 400 ppm of strontium is added. Not only changes in the morphology of eutectic silicon, but in particular changes in the morphology of the ...

    • Structural Variability of 3C 111 on Parsec Scales 

      Autor: Grossberger , C.; Kadler , M.; Wilms , J.; Müller , C.; Beuchert , T.; Ros , E.; Ojha , R.; Aller , M.; Aller , H.; Angelakis , E.; Fuhrmann , L.; Nestoras , I.; Schmidt , R.; Zensus , J. A.; Krichbaum , T. P.; Ungerechts , H.; Sievers , A.; Riquelme , D.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2012)
      We discuss the parsec-scale structural variability of the extragalactic jet 3C111 related to a major radio flux density outburst in 2007. The data analyzed were taken within the scope of the MOJAVE, UMRAO, and F-GAMMA ...

    • STRUCTURE FROM MOTION PROCESSING OF ANALOGUE IMAGES CAPTURED BY ROLLEI METRIC CAMERA, DIGITIZED WITH VARIOUS SCANNING RESOLUTION 

      Autor: Dlesk , Adam; Vach , Karel; Pavelka , Karel
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2020)
      SfM processing of archived analogue images gives an opportunity to efficiently create new and valuable 2D and 3D results. The SfM processing of digitized analogue images brings some challenges. How to digitize negatives ...

    • STRUCTURING OF DIAMOND FILMS USING MICROSPHERE LITHOGRAPHY 

      Autor: Domonkos , Mária; Ižák , Tibor; Štolcová , Lucie; Proška , Jan; Demo , Pavel; Kromka , Alexander
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2014)
      In this study, the structuring of micro- and nanocrystalline diamond thin films is demonstrated. The structuring of the diamond films is performed using the technique of microsphere lithography followed by reactive ion ...

    • STUDY OF L–H TRANSITION AND PEDESTAL WIDTH BASED ON TWO-FIELD BIFURCATION AND FIXED POINT CONCEPTS 

      Autor: Chatthong , Boonyarit; Onjun , Thawatchai
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
      The L–H transition in magnetic confinement plasmas is investigated on the basis of concepts of two-field bifurcation and fixed-point stability. A set of heat and particle transport equations with both neoclassical and ...

    • STUDY OF SAMPLES STRENGTH OF MATERIAL FORMED BY THE PROCESSES OF COMPACTION EXTRUSION AND TUMBLING GRANULATION 

      Autor: Peciar , Peter; Ružinský , Radovan; Guštafík , Adam; Karľová , Mária; Čierny , Matúš; Fekete , Roman; Peciar , Marián
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)
      In a period of industrial expansion, protection of the environment is often neglected during the mass manufacture of products. One of the problems of our society that is necessary to face at present is the provision, ...

    • Study of Silicon Photomultipliers for the GRIPS Calorimeter Module 

      Autor: Ulyanov , Alexei; Hanlon , Lorraine; McBreen , Sheila; Foley , Suzanne
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      GRIPS is a proposed gamma-ray (200 keV to 80 MeV) astronomy mission, which incorporates a pair-creation and Compton scattering telescope, along with X-ray and infrared telescopes. It will carry out a sensitive all-sky ...

    • Study of surface roughness with MHD and couple stress fluid on porous curved annular plates 

      Autor: Alla Baksh, Salma; Bannihalli Naganagowda, Hanumagowda
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2022)
      The purpose of this article is to examine the effect of surface roughness on porous curved annular plates lubricated with couple stress fluid in the presence of magnetic field. The MHD-Stochastic Reynolds equation is derived ...

    • STUDY OF SYNTHETIC DYE REMOVAL USING FENTON/TiO2, FENTON/UV, AND FENTON/TiO2/UV METHODS AND THE APPLICATION TO JUMPUTAN FABRIC WASTEWATER 

      Autor: Agustina , Tuty Emilia; Teguh , Dedi; Wijaya , Yourdan; Mermaliandi , Febrian; Bustomi , Ahmad; Manalaoon , Jantan; Theodora , Gita; Rebecca , Tessa
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)
      Synthetic dyes were commonly used in textile industries such as Jumputan fabric industries in South Sumatera. Most of these industries were categorized as a home industry without a wastewater treatment plant, so the ...

    • STUDY OF THE TIME DEPENDENCE OF RADIOACTIVITY 

      Autor: Bellotti, E; Broggini, C.; Di Carlo, G.; Laubenstein, M.; Menegazzo, R.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2013)
      The activity of a 137Cs source was measured using a germanium detector installed deep underground in the Gran Sasso Laboratory. In total about 5100 energy spectra, one hour measuring time each, were collected and used to ...

    • STUDY ON MCNP6 MODEL IN THE CALCULATION OF KINETIC PARAMETERS FOR PEBBLE BED REACTOR 

      Autor: Zuhair,; Suwoto,; Setiadipura, Topan; Su'ud, Zaki
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2020)
      When conducting a nuclear reactor transient analysis, the most important parameter, called the kinetic parameter, is required. The calculation of kinetic parameters can be conducted using several methods. The deterministic ...

    • Subjective approach to optimal cross-sectional design of biodegradable magnesium alloy stent undergoing heterogeneous corrosion 

      Autor: Zarei, Najmeh; Anvar, Seyed Ahmad; Goenezen, Sevan
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2021)
      Existing biodegradable Magnesium Alloy Stents (MAS) have several drawbacks, such as high restenosis, hasty degradation, and bulky cross-section, that limit their widespread application in a current clinical practice. To ...