Fakulta chemická
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First Complete Genome of the Thermophilic Polyhydroxyalkanoates Producing Bacterium Schlegelella thermodepolymerans DSM 15344
(Oxford University Press, 2021-01-12)Schlegelella thermodepolymerans is a moderately thermophilic bacterium capable of producing polyhydroxyalkanoates (PHA) – biodegradable polymers representing an alternative to conventional plastics. Here, we present the ... -
Influence of Solution Properties and Gas Addition on Hydrogen Peroxide Production by a Pin-hole Based Plasma Source
(Czech Technical University in Prague, 2021-02-25)The paper evaluates concentration of hydrogen peroxide produced by a novel pin-hole plasma source in electrolyte solutions with or without gas addition. An effective production rate of hydrogen peroxide is decreased by the ... -
Study of cholesterol’s effect on the properties of catanionic vesicular systems: comparison of light-scattering results with ultrasonic and fluorescence spectroscopy
(Elsevier B.V., 2020-12-20)This work is focused on the study of properties associated with the effect of cholesterol levels on the stability of vesicular systems based on the ion pair amphiphile hexadecyltrimethylammonium-dodecylsulphate (HTMA-DS) ... -
PEO of AZ31 Mg Alloy: Effect of Electrolyte Phosphate Content and Current Density
(MDPI, 2020-12-17)In this work, the quality of coatings prepared by plasma electrolytic oxidation (PEO) on an AZ31 magnesium alloy were evaluated. This was done by studying the effects of the chemical composition of phosphate-based process ... -
Effect of Plasma Activated Water Foliar Application on Selected Growth Parameters of Maize (Zea mays L.)
(MDPI, 2020-12-17)Utilization of plasma activated water (PAW) for plant growing is mainly connected with the treatment of seeds and subsequent stimulation of their germination. A potential of PAW isits relatively simple and low-cost preparation ... -
Effects of the Lactation Period, Breed and Feed on Amino Acids Profile of mare’s Milk
(HACCP Consulting, 2020-07-28)The effects of the lactation period, breed, and feed on amino acids profile of mare's milk were investigated. The feed contained two major essential amino acids (EAAs) leucine (7.31-10.3 g. kg-1) and arginine (6.37-9.59 ... -
The adhesion of plasma nanocoatings controls the shear properties of GF/polyester composite
(MDPI, 2021-02-16)High-performance fibre-reinforced polymer composites are important construction materials based not only on the specific properties of the reinforcing fibres and the flexible polymer matrix, but also on the compatible ... -
Preparation of magnetic nanoparticles by one step synthesis with morphology of particles changed based on time of reaction and temperature treatment
(Taylor & Francis, 2021-01-01)In present study, nanosized iron oxides particles are synthetised by easy one step precipitation from Mohric salt (NH4)(2)Fe(SO4)(2)center dot 6H(2)O reacting with sodium hydroxide solution in temperature up to 60 degrees ... -
Influence of alkali-activated materials placement during curing on their dynamic parameters
(EDP Sciences, 2020-04-16)The production of Portland cement has a considerable environmental impact. Its replacement with alkali-activated binders can contribute to reducing the environmental burden of building production. The paper presents partial ... -
Effect of Porosity Gradient on Mechanical Properties of Cellular Nano-Composites
(MDPI, 2020-03-01)With their hierarchical architectures incorporating gradients in composition, porosity, and orientation, natural materials have evolved optimized balance of mechanical properties. Deciphered from the structure of bamboo, ... -
Determination of Mercury in Fish Sauces by Thermal Decomposition Gold Amalgamation Atomic Absorption Spectroscopy after Preconcentration by Diffusive Gradients in Thin Films Technique
(MDPI, 2020-12-12)The analysis of mercury in food presents a challenge for analytical chemists. Sample pre-treatment and the preconcentration of mercury prior to measurement are required, even when highly sensitive analytical methods are ... -
Recent Advances in 3D Printing of Polyhydroxyalkanoates: A Review
(Sciendo, 2021-01-22)In the 21st century, additive manufacturing technologies have gained in popularity mainly due to benefits such as rapid prototyping, faster small production runs, flexibility and space for innovations, non-complexity of ... -
Blastfurnace Hybrid Cement with Waste Water Glass Activator: Alkali-Silica Reaction Study
(MDPI, 2020-08-17)Hybrid systems represent a new sustainable type of cement combining the properties of ordinary Portland cement and alkali-activated materials. In this study, a hybrid system based on blast furnace slag and Portland clinker ... -
Impact of sonochemical synthesis condition on the structural and physical properties of MnFe2O4 spinel ferrite nanoparticles
(ELSEVIER, 2020-03-01)Herein, we report sonochemical synthesis of MnFe2O4 spinel ferrite nanoparticles using UZ SONOPULS HD 2070 Ultrasonic homogenizer (frequency: 20 kHz and power: 70 W). The sonication time and percentage amplitude of ultrasonic ... -
How the Supramolecular Nature of Lignohumate Affects Its Diffusion in Agarose Hydrogel
(MDPI, 2020-12-10)Lignohumate, as an industrially produced analog of natural humic substances, is studied from the point of view of its diffusion properties. This work focuses on its permeation ability, important in agricultural and ... -
Preparation and characterisation of organic UV filters based on combined PHB/liposomes with natural phenolic compounds
(Elsevier, 2020-10-01)In this study preparation and characterization of new UV-protecting systems based on liposomes/polyhydroxybutyrate (PHB) with encapsulated coffee extracts are presented. Green and roasted coffee extracts with high phenolics ... -
Atmospheric Pressure Plasma Polymerized 2-Ethyl-2-oxazoline Based Thin Films for Biomedical Purposes
(MDPI, 2020-11-13)Polyoxazoline thin coatings were deposited on glass substrates using atmospheric pressure plasma polymerization from 2-ethyl-2-oxazoline vapours. The plasma polymerization was performed in dielectric barrier discharge ... -
Concrete Based on Clinker-Free Cement: Selecting the Functional Unit for Environmental Assessment
(MDPI, 2020-12-25)Improving the environmental situation and obtaining cement composites with new properties for various operating conditions is possible with the use of secondary resources. The paper is devoted to the criteria for evaluating ... -
Excellent, Lightweight and Flexible Electromagnetic Interference Shielding Nanocomposites Based on Polypropylene with MnFe2O4 Spinel Ferrite Nanoparticles and Reduced Graphene Oxide
(MDPI, 2020-12-10)In this work, various tunable sized spinel ferrite MnFe2O4 nanoparticles (namely MF20, MF40, MF60 and MF80) with reduced graphene oxide (RGO) were embedded in a polypropylene (PP) matrix. The particle size and structural ... -
Revealing the Potential of Lipid and beta-Glucans Coproduction in Basidiomycetes Yeast
(MDPI, 2020-07-08)Beta (beta)-glucans are polysaccharides composed of D-glucose monomers. Nowadays, beta-glucans are gaining attention due to their attractive immunomodulatory biological activities, which can be utilized in pharmaceutical ...
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