• Impact of Decreased Transmural Conduction Velocity on the Function of the Human Left Ventricle: A Simulation Study 

  Vaverka, Jiří; Moudr, Jiří; Lokaj, Petr; Burša, Jiří; Pásek, Michal (Hindawi, 2020-04-04)

  This study investigates the impact of reduced transmural conduction velocity (TCV) on output parameters of the human heart. In a healthy heart, the TCV contributes to synchronization of the onset of contraction in individual ...

• Love wave sensors based on gold nanoparticle-modified polypyrrole and their properties to ammonia and ethylene 

  Šetka, Milena; Bahos, Fabio; Matatagui, Daniel; Potoček, Michal; Král, Zdeněk; Drbohlavová, Jana; Grácia, Isabel; Vallejos Vargas, Stella (Elsevier, 2020-02-01)

  This work presents the fabrication and gas sensing properties of Love wave sensors based on non-modified and gold nanoparticle-modified polypyrrole. Results demonstrate the integration of uniform polypyrrole layers with ...

• Effect of Hydrophobic Surface on Velocity Profile of Pipe Flow 

  Jašíková, Darina; Kotek, Michal; Fialová, Simona; Kopecký, Václav (WSEAS, 2017-08-07)

  The branch of fluid mechanics is also familiar with biomechanics recently. The combination of hydrodynamic The branch of fluid mechanics is also familiar with biomechanics recently. The combination of hydrodynamic and ...

• Processing and properties of luminescent Cr3+ doped transparent alumina ceramics 

  Drdlíková, Katarina; Klement, Róbert; Drdlík, Daniel; Galusek, Dušan; Maca, Karel (Elsevier, 2020-07-01)

  Transparent Cr2O3-doped alumina ceramics were prepared by slip casting, followed by pre-sintering in ambient atmosphere and hot isostatic pressing. The effect of dopant concentration on material properties, including ...

• Transparent alumina ceramics: Effect of standard and plasma generated stabilizing approaches in colloidal processing 

  Drdlíková, Katarina; Maca, Karel; Sláma, Martin; Drdlík, Daniel (Wiley, 2019-10-04)

  The study is focused on an optimization of the slipcasting process used for the fabrication of the transparent/translucent alumina ceramics; more precisely, on specifying the most appropriate way to stabilize the cast ...

• Fluid metabolism in athletes running seven marathons in seven consecutive days 

  Chlíbková, Daniela; Nikolaidis, Pantelis T.; Rosemann, Thomas; Knechtle, Beat; Bednář, Josef (Frontiers, 2018-02-12)

  Purpose: Hypohydration and hyperhydration are significant disorders of fluid metabolism in endurance performance; however, little relevant data exist regarding multi-stage endurance activities. The aim of the present study ...

• Independent engineering of individual plasmon modes in plasmonic dimers with conductive and capacitive coupling 

  Křápek, Vlastimil; Konečná, Andrea; Horák, Michal; Ligmajer, Filip; Stöger-Pollach, Michael; Hrtoň, Martin; Babocký, Jiří; Šikola, Tomáš (WALTER DE GRUYTER GMBH, 2020-03-01)

  We revisit plasmon modes in nanoparticle dimers with conductive or insulating junction resulting in conductive or capacitive coupling. In our study, which combines electron energy loss spectroscopy, optical spectroscopy, ...

• Highly mobile twin boundaries in seven-layer modulated Ni-Mn-Ga-Fe martensite 

  Sozinov, Alexei; Musiienko, Denys; Saren, Andrey; Veřtát, Petr; Straka, Ladislav; Heczko, Oleg; Zelený, Martin; Chulist, Robert; UIllakko, Kari (PERGAMON-ELSEVIER SCIENCE LTD, 2020-03-15)

  We report on low twinning stress of 0.2 MPa for type 1 twin boundaries with rational (101) twinning plane and 0.1 MPa for type 2 twin boundaries with rational [(1) over bar 01] twinning direction, in Ni2MnGa0.8Fe0.2 ...

• Transparent magnesium aluminate spinel: Effect of critical temperature in two-stage spark plasma sintering 

  Talimian, Ali; Pouchlý, Václav; El-Maghraby, H.F.; Maca, Karel; Galusek, Dušan (ELSEVIER SCI LTD, 2020-06-01)

  The discolouration of magnesium aluminate spinet caused by carbon contamination is a main drawback of fabricating transparent bodies by spark plasma sintering (SPS). In this study, a two-stage heating rate profile was used ...

• Biotribology of Synovial Cartilage: A New Method for Visualization of Lubricating Film and Simultaneous Measurement of the Friction Coefficient 

  Čípek, Pavel; Vrbka, Martin; Rebenda, David; Nečas, David; Křupka, Ivan (MDPI, 2020-04-30)

  A healthy natural synovial joint is very important for painless active movement of the natural musculoskeletal system. The right functioning of natural synovial joints ensures well lubricated contact surfaces with a very ...

• Influence of isothermal oxidation on microstructure of YSZ and Mullite-YSZ thermal barrier coatings 

  Jech, David; Čelko, Ladislav; Remešová, Michaela; Slámečka, Karel; Ctibor, Pavel (Elsevier, 2020-02-19)

  Microstructural changes in conventional yttria stabilized zirconia (YSZ) and multilayer Mullite-YSZ/YSZ (M-YSZ) thermal barrier coatings were compared based on high temperature isothermal oxidation at the temperatures of ...

• Failure of Gadolinium Zirconate and Yttria Stabilized Zirconia Thermal Barrier Coatings Subjected to High Temperature Calcia-Magnesia-Alumino-Sisicate Attack 

  Čelko, Ladislav; Jech, David; Tkachenko, Serhii; Komarov, Pavel; Remešová, Michaela; Slámečka, Karel; Ctibor, Pavel (Elsevier, 2020-02-19)

  Nowadays, the contribution of rare-earth oxide compounds is extensively investigated with the aim to improve the service life of gas turbine engine components protected by thermal barrier coatings (TBCs) against the ...

• The effect of synovial fluid composition, speed and load on frictional behaviour of articular cartilage 

  Furmann, Denis; Nečas, David; Rebenda, David; Čípek, Pavel; Vrbka, Martin; Křupka, Ivan; Hartl, Martin (MDPI, 2020-03-15)

  Articular cartilage ensures smooth motion of natural synovial joints operating at very low friction. However, number of patients suffering from joint diseases, usually associated with cartilage degradation, continuously ...

• Internal flow and air core dynamics in Simplex and Spill-return pressure-swirl atomizers 

  Malý, Milan; Jedelský, Jan; Sláma, Jaroslav; Janáčková, Lada; Sapík, Marcel; Wigley, Graham; Jícha, Miroslav (Elsevier, 2018-08-01)

  Spill-return (SR) atomizers enhance the construction of Simplex atomizers by addition of a passage in the rear wall of the swirl chamber through which the liquid can be spilled away. It allows to discharge the liquid always ...

• Air–liquid interactions in a pressure-swirl spray 

  Jedelský, Jan; Malý, Milan; Del Corral, Noé Pinto; Wigley, Graham; Janáčková, Lada; Jícha, Miroslav (Elsevier, 2018-01-02)

  The energy transfer between a liquid hollow cone spray and the surrounding air has been studied using both imaging and phase-Doppler techniques. The spray was produced by a pressure-swirl atomizer discharging Jet A-1 fuel ...

• Vacuum Rabi splitting of a dark plasmonic cavity mode revealed by fast electrons 

  Bitton, Ora; Gupta, Satyendra Nath; Houben, Lothar; Kvapil, Michal; Křápek, Vlastimil; Šikola, Tomáš; Haran, Gilad (Springer Nature, 2020-12-01)

  Recent years have seen a growing interest in strong coupling between plasmons and excitons, as a way to generate new quantum optical testbeds and influence chemical dynamics and reactivity. Strong coupling to bright plasmonic ...

• The energy performance of vacuum evaporators for liquid digestate treatment in biogas plants 

  Vondra, Marek; Máša, Vítězslav; Bobák, Petr (PERGAMON-ELSEVIER SCIENCE LTD, 2018-03-01)

  Vacuum evaporation is an efficient method for reducing the volume of liquid digestate (LD) from biogas plants (BGP). Furthermore, thickening LD in BGP contributes to the efficient utilization of waste heat and also reduces ...

• Thermal annealing effects in polycrystalline EuTiO3 and Eu2Ti2O7 

  Schell, Juliana; Kamba, Stanislav; Kachlík, Martin; Maca, Karel; Drahokoupil, Jan; Rano, B. Rahman; Gonçalves, Joo Nuno Santos; Dang, Thien Thanh; Costa, Angelo; Noll, Cornelia; Vianden, Reiner; Lupascu, Doru C. (AIP Publishing, 2019-12-01)

  Using time-differential perturbed angular correlation of gamma rays, we investigated the electric-field gradient of polycrystalline EuTiO3 and Eu2Ti2O7, with Hf-181(Ta-181) as a probe, following different thermal treatments. ...

• 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 ...

• Experimental Study on Spray Breakup in Turbulent Atomization Using a Spiral Nozzle 

  Krištof, Ondřej; Bulejko, Pavel; Svěrák, Tomáš (MDPI, 2019-12-03)

  Spiral nozzles are widely used in wet scrubbers to form an appropriate spray pattern to capture the polluting gas/particulate matterwith the highest possible efficiency. Despite this fact, and a fact that it is a nozzle ...

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