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Приказ резултата 21-30 од 251
Experimental and theoretical study of nanostructured Ca1-xGdxMnO3 (x=0.05; 0.1; 0.15; 0.2)
(Belgrade : Serbian Ceramic Society, 2021)
Experimental and theoretical methods have been used to investigate the octahedral tilting and related effects of Ca1-xGdxMnO3(x = 0.05; 0.1; 0.15; 0.2) compound. Both methods have shown that orthorhombic-perovskite structure ...
Approximation and Error Prediction in Electrochemical Parameters Calculation Using Neural Networks
(Belgrade : Serbian Ceramic Society, 2021)
Various interesting results have been achieved in calculation of electrochemical parameters in nanomaterials, using neural networks. There appear some error, during those calculations, and it varies depending on number of ...
Characterization of a new Yb3+/Er3+ doped SrGd2O4 up-conversion nanomaterial obtained via glycine-assisted combustion synthesis
(Belgrade : Institute of Technical Sciences of SASA, 2021)
In this work we present new up-conversion materials, consisted of SrGd2O4 matrix co-doped with different Yb3+ (1, 2.5 and 5 at%) and constant Er3+ (0.5 at%) concentrations, prepared by gycine-assisted combustion method. ...
Antibacterial activity of aqueous-ethanolic extracts of Alchemilla vulgaris and Frangula alnus combined with streptomycin
(Belgrade : Vinča Institute of Nuclear Sciences, 2021)
The harmful effects that antibiotics may have on human health and increased resistance of microorganisms on antibiotics made pharmaceutical companies look for new alternatives among medicinal and aromatic plants. Recently, ...
Dissolving and water absorption ability of spray-dried willow gentian extract
(Belgrade : Institute of Technical Sciences of SASA, 2021)
Roots of the willow gentian (Gentiana asclepiadea L., Gentianaceae) are used in folk medicine to treat gastrointestinal diseases.Spray drying is the most commonly used technique for microencapsulation of plant extracts in ...
Fractals, Graphs and Neural Networks: The Holly Trinity of Nanostructures - An Overview and Comparison of Methods
(Belgrade : Serbian Ceramic Society, 2021)
There are a lot of recently published research papers regarding representing nanostructures and biomimetic materials, using simple but powerful mathematical methods. In most of them, fractal theory, graph theory and neural ...
Fractal reconstruction of fiber-reinforced polymer composites
(Belgrade : Serbian Ceramic Society, 2021)
Polymers offer the possibility of different reinforcement incorporation due to a broad range of chemical structures. Along with this feature, their light weight and processing ease made them a class of materials that have ...
Magnetic materials, Curie-Weiss law and fractal correction
(Belgrade : Serbian Ceramic Society, 2021)
Neodymium zinc titanate (NZT) is a very attractive perovskite due to its magnetic and dielectric properties. Considering the microstructure influence NZT stability and performance, it is of great importance to establish ...
Enhanced dielectric properties of PVDF-based composites with BaTiO3 ceramic decorated with Fe2O3
(Belgrade : Serbian Ceramic Society, 2021)
The increase in the utilization of ceramic/polymer composites as components for electric devices is mainly based on their high chemical stability, mechanical strength, and flexibility. The polymers usually have poor ...
Modelling of 100% Renewable Energy Systems in Integrated Assessment Models by multi-timeframe regression analysis
(Zagreb : SDEWES, 2021)
Working on holistic approaches that aim to capture a wide range of knowledge, researchers are usually faced with phenomena characterized by different time and geographical scales. This is the case of energy systems and ...