Fakulta chemická
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Improvement of AZ91 Alloy Corrosion Properties by Duplex NI-P Coating Deposition
(MDPI, 2020-03-17)The corrosion behavior of duplex Ni-P coatings deposited on AZ91 magnesium alloy was studied. The electroless deposition process of duplex Ni-P coating consisted in the preparation of low-phosphorus Ni-P coating (5.7 wt.% ... -
Investigation Of Electric And Thermal Properties Of Alkali-Activated Aluminosilicates With A CNT Admixture
(University of Chemistry and Technology, Prague, 2020-04-20)The paper is focused on measurements of electric and thermal properties of alkali-activated aluminosilicates (AAAs) with a carbon nanotube (CNT) admixture. Such composites, fabricated from blast-furnace slag, quartz sand, ... -
Application of vacuum solid-phase microextraction for the analysis of semi-hard cheese volatiles
(Springer, 2020-01-09)Solid-phase microxtraction (SPME) is a well-established technique in the analysis of food volatile compounds, usually performed for qualitative analysis -
Microwave-Assisted Preparation of Organo-Lead Halide Perovskite Single Crystals
(American Chemical Society, 2020-02-10)The efficiency of organo-lead halide perovskite-based optoelectronic devices is dramatically lower for amorphous materials compared to highly crystalline ones. Therefore, it is challenging to optimize and scale up the ... -
Agarose Hydrogels Enriched by Humic Acids as the Complexation Agent
(MDPI, 2020-03-19)The transport properties of agarose hydrogels enriched by humic acids were studied. Methylene blue, rhodamine 6G and Cu(II) ions were incorporated into hydrogel as diffusion probes, and then their release into water was ... -
Fusarium Mycotoxins Stability during the Malting and Brewing Processes
(MDPI, 2019-05-07)Mycotoxins are widely studied by many research groups in all aspects, but the stability of these compounds needs further research for clarification. The objective of this study is to evaluate deoxynivalenol and zearalenone ... -
Atmospheric Pressure Plasma Polymerized Oxazoline-Based Thin Films-Antibacterial Properties and Cytocompatibility Performance
(MDPI, 2019-12-12)Polyoxazolines are a new promising class of polymers for biomedical applications. Antibiofouling polyoxazoline coatings can suppress bacterial colonization of medical devices, which can cause infections to patients. However, ... -
Study of Metabolic Adaptation of Red Yeasts to Waste Animal Fat Substrate
(MDPI, 2019-11-19)Carotenogenic yeasts are non-conventional oleaginous microorganisms capable to utilize various waste substrates. In this work 4 red yeast strains (Rhodotorula, Cystofilobasidium and Sporobolomyces sp.) were cultivated in ... -
Polypropylene Nanocomposite Filled with Spinel Ferrite NiFe2O4 Nanoparticles and In-Situ Thermally-Reduced Graphene Oxide for Electromagnetic Interference Shielding Application
(MDPI, 2019-04-16)Herein, we presented electromagnetic interference shielding characteristics of NiFe2O4 nanoparticlesin-situ thermally-reduced graphene oxide (RGO)polypropylene nanocomposites with the variation of reduced graphene oxide ... -
Tin compounds in food – their distribution and determination
(HACCP Consulting, 2019-05-28)The article deals with optimization of trace- and ultratrace analysis methods such as ICP-OES or ETA-AAS for charting resources of tin forms in foodstuffs. -
Plasma nanocoatings developed to control the shear strength of polymer composites
(MDPI, 2019-07-15)All reinforcements for polymer-matrix composites must be coated with a suitable material in the form of thin film to improve compatibility and interfacial adhesion between the reinforcement and the polymer matrix. In this ... -
Influence of Culture Media on Microbial Fingerprints Using Raman Spectroscopy
(MDPI, 2015-11-24)Our work here monitors the influence of culture media on the Raman spectra of clinically important microorganisms -
Potential Ecological Risk and Human Health Risk Assessment of Heavy Metal Pollution in Industrial Affected Soils by Coal Mining and Metallurgy in Ostrava, Czech Republic
(MDPI, 2019-11-14)The purpose of this detailed research was to determine the actual status of heavy metal pollution of soils and an assessment of heavy metal pollution in a highly industrialized city, Ostrava, with a history of long-term ... -
Optical Properties of Oxidized Plasma-Polymerized Organosilicones and Their Correlation with Mechanical and Chemical Parameters
(MDPI, 2019-02-12)Pure tetravinylsilane and its oxygen mixture were used to deposit oxidized plasma polymer films at various effective power (0.1–10 W) and various oxygen fractions (0–0.71) using RF pulsed plasma. The optical properties ... -
Drug Release Kinetics of Electrospun PHB Meshes
(MDPI, 2019-06-14)Microbial poly(3-hydroxybutyrate) (PHB) has several advantages including its biocompatibility and ability to degrade in vivo and in vitro without toxic substances. This paper investigates the feasibility of electrospun PHB ... -
A simple technique for assessing the cuticular diffusion of humic acid biostimulants
(BMC, 2019-07-31)Background: Experimental determination of the extent and rate of transport of liquid humates supplied to plants is critical in testing of physiological effects of such biostimulants which are often supplied as foliar sprays. ... -
The effect of heat-treatment on properties of Ni-P coatings deposited on AZ91 magnesium alloy
(MDPI, 2019-07-23)The present study reports the effect of phosphorus content in deposited electroless nickel (Ni–P) coatings, the heat treatment on the microhardness and its microstructural characteristics, and the influence of the temperature ... -
Stabilization of the ammonia in SNCR fly ash - the influence of tannins presence on the preparation of an autoclaved aerated concrete
(IOP Publishing, 2019-08-14)Thanks to the legislative regulations on NOx emissions, a selective non-catalytic reduction (SNCR) technology had been introduced to a coal combustion process in power plants. The valuable by-product, fly ash, contains ... -
Cyclic Peptide Stabilized Lead Halide Perovskite Nanoparticles
(Springer Nature, 2019-08-30)Combining the unique properties of peptides as versatile tools for nano- and biotechnology with lead halide perovskite nanoparticles can bring exceptional opportunities for the development of optoelectronics, photonics, ... -
Application of Isothermal and Isoperibolic Calorimetry to Assess the Effect of Zinc on Hydration of Cement Blended with Slag.
(MDPI, 2019-09-10)This work deals with the influence of zinc on cement hydration. The amount of zinc in cement has increased over recent years. This is mainly due to the utilization of solid waste and tires, which are widely used as a fuel ...
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