Poslední příspěvky

  • Stress coupling effect on ideal shear strength: tungsten as a case study 

    Černý, Miroslav; Šesták, Petr; Pokluda, Jaroslav (Hindawi, 2016-12-05)
    Mechanical response of a perfect bcc tungsten crystal to a multiaxial loading was investigated from first principles. The multiaxial stress state consisted of the shear stress and a superimposed compressive triaxial stress ...
  • Time-dependent growth of silica shells on CdTe quantum dots 

    Modlitbová, Pavlína; Klepárník, Karel; Farka, Zdeněk; Pořízka, Pavel; Skládal, Petr; Novotný, Karel; Kaiser, Jozef (MDPI, 2018-06-16)
    The purpose of this study is to investigate the time dependent growth of silica shell on CdTe quantum dots to get its optimum thickness for applications in practice. The core/shell structured silica-coated CdTe quantum ...
  • Influence of Long-Distance Bicycle Riding on Serum/Urinary Biomarkers of Prostate Cancer 

    Heger, Zbyněk; Gumulec, Jaromír; Ondrák, Aleš; Škoda, Jan; Zítka, Zdeněk; Cernei, Natalia Vladimirovna; Masařík, Michal; Zítka, Ondřej; Adam, Vojtěch (MDPI, 2016-03-17)
    Herein, we present a study focused on the determination of the influence of long-distance (53 km) bicycle riding on levels of chosen biochemical urinary and serum prostate cancer (PCa) biomarkers total prostate-specific ...
  • Platinum nanoparticles induce damage to DNA and inhibit DNA replication 

    Nejdl, Lukáš; Kudr, Jiří; Moulick, Amitava; Hegerová, Dagmar; Ruttkay-Nedecký, Branislav; Gumulec, Jaromír; Číhalová, Kristýna; Šmerková, Kristýna; Dostálová, Simona; Křížková, Soňa; Novotná, Marie; Kopel, Pavel; Adam, Vojtěch (PLOS, 2017-07-12)
    Sparsely tested group of platinum nanoparticles (PtNPs) may have a comparable effect as complex platinum compounds. The aim of this study was to observe the effect of PtNPs in in vitro amplification of DNA fragment of phage ...
  • Effect of zinc-selenium nanoparticles on microalgae scenedesmus quadricauda 

    Strejčková, Aneta; Koláčková, Martina; Vaněčková, Tereza; Býtešníková, Zuzana; Moulick, Amitava; Rankić, Ivan; Klejdus, Bořivoj; Húska, Dalibor (Mendel University in Brno, 2017-12-31)
    The increasing industrial use of nanomaterials in recent years poses a potential risk to the environment. The first organisms that come into contact with these substances include aquatic organisms, and therefore this study ...
  • 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 ...
  • Cooperation between an unmanned aerial vehicle and an unmanned ground vehicle in highly accurate localization of gamma radiation hotspots 

    Lázna, Tomáš; Gábrlík, Petr; Jílek, Tomáš; Žalud, Luděk (SAGE Publications, 2018-01-01)
    This article discusses the highly autonomous robotic search and localization of radiation sources in outdoor environments. The cooperation between a human operator, an unmanned aerial vehicle, and an unmanned ground vehicle ...
  • Plasmonic Enhancement and Polarization Dependence of Nonlinear Upconversion Emissions from Single Gold Nanorod@SiO2@CaF2:Yb3+,Er3+ Hybrid Core-Shell-Satellite Nanostructures 

    He, Jijun; Zheng, Wei; Ligmajer, Filip; Chan, Chi-Fai; Bao, Zhiyong; Wong, Ka-Leung; Chen, Xueyuan; Hao, Jianhua; Dai, Jiyan; Yu, Siu-Fung; Lei, Dang Yuan (Springer Nature, 2017-05-19)
    Lanthanide-doped upconversion nanocrystals (UCNCs) have recently become an attractive nonlinear fluorescence material for use in bioimaging because of their tunable spectral characteristics and exceptional photostability. ...
  • Strengthening under Load: Experimental and Numerical Research 

    Vild, Martin; Bajer, Miroslav (IOPSCIENCE, 2015-11-02)
    The paper presents experimental and numerical research of strengthening of columns under load using welded plates. Three sets of three columns each were tested. The results from the experiments and numerical simulations ...
  • Effect of firing temperature on the structure of the aggregate from sintered ashes 

    Černý, Vít; Tůmová, Eva (Elsevier, 2016-08-03)
    Production of artificial aggregate from ashes is worldwide known technology that uses up to 100% of ash in the mixture. There are known two types of aggregate. First is based on binders and known as cold-bonded. Second ...
  • Influence of Micro-Structure on the Fatigue Crack Propagation in Bridge Steel 

    Seitl, Stanislav; Miarka, Petr; Pokorný, Pavel; Fintová, Stanislava; Klusák, Jan (MDPI, 2018-06-19)
    The use of high strength steels (HSS) allows designing lighter, slenderer and simpler structures with high structural performance. In general, the use of HSS leads to weight reduction of the whole structure, which compensates ...
  • Multi-parameter crack tip stress state description for estimation of fracture process zone extent in silicate composite WST specimens 

    Veselý, Václav; Sobek, Jakub; Malíková, Lucie; Frantík, Petr; Seitl, Stanislav (Gruppo Italiano Frattura, 2013-04-15)
    For wedge splitting test specimens, the stress and displacement fields both in the vicinity and also in large distance from the crack tip are investigated by means of numerical methods. Several variants of boundary conditions ...
  • Methodology for the quantification of concrete sustainability 

    Teplý, Břetislav; Vymazal, Tomáš; Rovnaníková, Pavla (EDP Sciences, 2018-06-26)
    LCA is a method that evaluates the life cycle of a structure from the point of view of its impact on the environment. Consideration is given also to energy and raw material costs, as well as to environmental impact throughout ...
  • Optimization of Enzymatic Hydrolysis of Waste Bread before Fermentation 

    Hudečková, Helena; Šupinová, Petra; Ing. Mgr. Libor Babák, Ph.D., MBA (Mendel University Press, 2017-02-28)
    Finding of optimal hydrolysis conditions is important for increasing the yield of saccharides. The higher yield of saccharides is usable for increase of the following fermentation effectivity. In this study optimal conditions ...
  • Macroscopic derivation of the kinetic mass-action law 

    Pekař, Miloslav (Springer-Verlag, 2010-01-01)
    Using several reaction examples with experimentally determined rate equations, traditional mass action rate equations are shown to be simplified forms of polynomial approximation to a general rate function derived by ...
  • Bipartite Graphs for Visualization Analysis of Microbiome Data 

    Sedlář, Karel; Vídeňská, Petra; Škutková, Helena; Rychlík, Ivan; Provazník, Ivo (Libertas Academica, 2016-05-31)
    Visualization analysis plays an important role in metagenomics research. Proper and clear visualization can help researchers get their first insights into data and by selecting different features, also revealing and ...
  • Gunshot Recognition using Low Level Features in the Time Domain 

    Hrabina, Martin; Sigmund, Milan (IEEE, 2018-04-19)
    This paper explores the possibility of using scarcely used time-domain features for the task of gunshot recognition. A set of 11 features derived from temporal characteristics (waveform) of signals is calculated from a ...
  • Sarcosine as a potential prostate cancer biomarker – A review 

    Cernei, Natalia Vladimirovna; Heger, Zbyněk; Gumulec, Jaromír; Zítka, Ondřej; Masařík, Michal; Babula, Petr; Eckschlager, Tomáš; Stiborová, Marie; Kizek, René; Adam, Vojtěch (MDPI, 2013-07-04)
    Prostate cancer (CaP) is the most common type of tumour disease in men. Early diagnosis of cancer of the prostate is very important, because the sooner the cancer is detected, the better it is treated. According to that ...
  • Nanostructured Polypyrrole-Based Ammonia and Volatile Organic Compound Sensors 

    Šetka, Milena; Drbohlavová, Jana; Hubálek, Jaromír (MDPI, 2017-03-10)
    The aim of this review is to summarize the recent progress in the fabrication of efcient nanostructured polymer-based sensors with special focus on polypyrrole. The correlation between physico-chemical parameters, mainly ...
  • The Application of Curve Fitting on the Voltammograms of Various Isoforms of Metallothioneins–Metal Complexes 

    Rodrigo, Miguel Ángel Merlos; Jimenez, Ana Maria Jimenez; Zítka, Ondřej; Richtera, Lukáš; Adam, Vojtěch (MDPI, 2017-03-01)
    The translation of metallothioneins (MTs) is one of the defense strategies by which organisms protect themselves from metal-induced toxicity. MTs belong to a family of proteins comprising MT-1, MT-2, MT-3, and MT-4 classes, ...

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