Středoevropský technologický institut VUT
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Peptide-carbon quantum dots conjugate, derived from human Retinoic Acid Receptor Responder Protein 2, against antibiotic-resistant gram positive and gram negative pathogenic bacteria
(MDPI, 2020-02-28)Antibiotic-resistant bacterial infections have become global issues for public health, which increases the utter need to develop alternatives to antibiotics. Here, the HSER (Homo sapiens retinoic acid receptor) peptide was ... -
Complementary SEM-AFM of Swelling Bi-Fe-O Film on HOPG Substrate
(MDPI, 2020-05-23)The objective of this work is to study the delamination of bismuth ferrite prepared by atomic layer deposition on highly oriented pyrolytic graphite (HOPG) substrate. The samples’ structures and compositions are provided ... -
Benchmark classification dataset for laser-induced breakdown spectroscopy
(Springer Nature, 2020-02-13)In this work, we present an extensive dataset of laser-induced breakdown spectroscopy (LIBS) spectra for the pre-training and evaluation of LIBS classification models. LIBS is a well-established spectroscopic method for ... -
Love wave sensors based on gold nanoparticle-modified polypyrrole and their properties to ammonia and ethylene
(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 ... -
Microstructural changes during deformation of AISI 300 grade austenitic stainless steels: Impact of chemical heterogeneity
(Elsevier, 2016-06-24)The present work points out the importance of chemical heterogeneity on the destabilization of austenitic structure and the formation of deformation induced martensite (DIM) in AISI 300 grade austenitic stainless steels ... -
Processing and properties of luminescent Cr3+ doped transparent alumina ceramics
(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
(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 ... -
Structural, magnetic, redox and theoretical characterization of seven-coordinate first-row transition metal complexes with a macrocyclic ligand containing two benzimidazolyl N-pendant arms
(Royal Society of Chemistry, 2020-04-14)A structurally new heptadentate derivative of a 15-membered pyridine-based macrocycle containing two benzimidazol-2-yl-methyl N-pendant arms (L = 3,12-bis((1H-benzimidazol-2-yl)methyl)-6,9-dioxa-3,12,18-triazabicyclo[12. ... -
Boron and nitrogen dopants in graphene have opposite effects on the electrochemical detection of explosive nitroaromatic compounds
(ELSEVIER SCIENCE INC, 2020-03-01)A multitude of strategies to alter the properties of graphene, a representative two-dimensional material, has been proposed with the aim of improving its performance and capabilities. Whilst in general doping with any ... -
Independent engineering of individual plasmon modes in plasmonic dimers with conductive and capacitive coupling
(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, ... -
Transparent magnesium aluminate spinel: Effect of critical temperature in two-stage spark plasma sintering
(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 ... -
Infinite selectivity of wet SiO2 etching in respect to Al
(MDPI, 2020-03-31)We propose and demonstrate an unconventional method suitable for releasing microelectromechanical systems devices containing an Al layer by wet etching using SiO2 as a sacrificial layer. We used 48% HF solution in combination ... -
Influence of isothermal oxidation on microstructure of YSZ and Mullite-YSZ thermal barrier coatings
(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
(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 ... -
Differential Transform Algorithm for Functional Differential Equations with Time-Dependent Delays
(Hindawi, 2020-02-28)An algorithm using the differential transformation which is convenient for finding numerical solutions to initial value problems for functional differential equations is proposed in this paper. We focus on retarded equations ... -
Simple and efficient AlN-based piezoelectric energy harvesters
(MDPI, 2020-01-28)In this work, we demonstrate the simple fabrication process of AlN-based piezoelectric energy harvesters (PEH), which are made of cantilevers consisting of a multilayer ion beam-assisted deposition. The preferentially (001) ... -
Effect of Ceramic Additives on Hydrophobic Layer Electrodeposition
(Chemagazín, 2019-11-11)The main topic of this paper is effect of ceramic powders addition to electrolytes based on myristic acid, polyvinylidene fluoride and fluorinated polyhedral oligomeric silsesquioxane for hydrophobic surface deposition. ... -
Microstructural study of AZ91C magnesium alloy castings produced by investment casting in as-cast state and after heat treatment
(Tanger Ltd., 2019-05-24)In this article, the microstructure of AZ91C magnesium alloy castings produced by investment casting was investigated. Castings were studied in as-cast state and after T4 and T6 heat treatment. The identification of all ... -
Vacuum Rabi splitting of a dark plasmonic cavity mode revealed by fast electrons
(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 ... -
Chemical stability of tricalcium phosphate - iron composite during spark plasma sintering
(MDPI, 2018-09-01)Tricalcium phosphate (Ca3(PO4)2, TCP) is a wide-used ceramic as a bone filler material due to its good osteoconductivity property. Nevertheless, its poor mechanical properties does not allow its use for load-bearing ...
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