Publikační činnost pracovníků VUT v Brně: Recent submissions
Зараз показуються 1-20 з 3414
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Remote Pumping in Point to Multi-point Networks
(Croatian Communications and Information Society, 2022-02-25)A remotely pumped Erbium-doped system for the amplification of an optical signal for long-reach (LR) next-generation passive optical networks (NG-PONs) is presented in this paper. The next-generation networks will be ... -
Analysis of Surface State after Turning of High Tempered Bearing Steel
(MDPI, 2022-02-24)This paper investigates surface state after turning of the high tempered bearing steel 100Cr6 with a hardness of 40 HRC. White layer (WL) thickness and its microhardness, as well as surface roughness, are investigated as ... -
Ratiometric pH-Responsive F-19 Magnetic Resonance Imaging Contrast Agents Based on Hydrazone Switches
(American Chemical Society, 2022-03-14)Hydrazone-based molecular switches serve as eflicient ratiometric pH-sensitive agents that can be tracked with F-19 NMR/MRI and H-1 NMR. Structural changes induced between pH 3 and 4 lead to signal appearance and disappearance ... -
Cleaner technologies for sustainable development
(Elsevier, 2022-04-01)Anthropogenic influence on global warming is now undeniably proven scientific fact. Ever-increasing efforts directed towards cleaner technologies are needed given the fact that COVID-19 caused disturbances in global supply ... -
Analysis of Road Construction Projects Price Changes in the Selected Phases of their Life-Cycle
(Warsaw University of Life Sciences Press, 2022-03-10)This paper deals with an analysis of causes that lead to the change in price (value of construction costs) of road infrastructure projects in selected phases of the building structure life-cycle, more specifically procurement ... -
Effect of petrographic composition and chemistry of aggregate on the local and general fracture response of cementitious composites
(Gruppo Italiano Frattura, 2022-03-25)This paper concerns the results of research into the influence of the composition of rock inclusions on the fracture response of cement-based composite specimens. Specially designed specimens of the nominal dimensions 40 ... -
Quantum Dots in Peroxidase-like Chemistry and Formamide-Based Hot Spring Synthesis of Nucleobases
(Mary Ann Liebert, 2022-04-23)Quantum dots (QDs) are usually seen as artificial semiconductor particles exhibiting optical and electronic properties interesting for nanotechnological applications. However, they may also play a role in prebiotic chemistry. ... -
Numerical Determination of the Accuracy of Gravity Center Coordinates and Stability of a Model Concept of Harvester with the Rigid Frame
(MDPI, 2022-04-09)The paper deals with the verification of the stability of a new design concept of a hybrid harvester intended for thinning and with the determination of deviation between two methods of measuring the machine's center of ... -
Production of precision slots in copper foil using micro EDM
(Springer Nature, 2022-03-23)Elektroerozivní hloubení (EDM) je nekonvenční technologie obrábění. Umožňuje obrábět všechny alespoň minimálně elektricky vodivé materiály. Trend miniaturizace průmyslových výrobků je zřejmý. Je však třeba udržet požadovanou ... -
Characterization of Microstructural Damage and Failure Mechanisms in C45E Structural Steel under Compressive Load
(MDPI, 2022-03-19)In this paper, the microstructural damage evolution of a steel with a ferrite-pearlite microstructure (C45E) was investigated during the process of cold upsetting. The development and the accumulation of microstructural ... -
Doping of alumina ceramics by manganese – Thermodynamical and experimental approach
(Faculty of Technology, University of Novi Sad, 2022-03-27)The preparation of a transparent ultra-fine-grained doped ceramics requires a homogeneous dopant distribution in a matrix. In the present work, two thermodynamical phenomena allowing the preparation of such ceramics (the ... -
SIW-Based Circularly Polarized Antenna Array for 60 GHz 5G Band: Feasibility Study
(MDPI, 2022-04-12)At present, most millimeter wave 5G systems operate at frequencies ranging from 24 GHz to 39 GHz. Nevertheless, the new 5G release is going to increase the supported 5G spectrum into the 60 GHz band. In this communication, ... -
Slot Antennas Integrated into 3D Knitted Fabrics: 5.8 GHz and 24 GHz ISM Bands
(MDPI, 2022-04-01)In the paper, a 3D knitted fabric is used for the design of a circularly polarized textile-integrated antenna. The role of the radiating element is played by a circular slot etched into the conductive top wall of a ... -
Characterisation of Waterborne Psychrophilic Massilia Isolates with Violacein Production and Description of Massilia antarctica sp. nov.
(MDPI, 2022-03-24)A group of seven bacterial strains producing blue-purple pigmented colonies on R2A agar was isolated from freshwater samples collected in a deglaciated part of James Ross Island and Eagle Island, Antarctica, from 2017-2019. ... -
Sample Holders for Sub-THz Electron Spin Resonance Spectroscopy
(IEEE, 2022-04-29)Electron spin resonance (ESR) is a powerful spectroscopic technique used to investigate samples with unpaired electrons in a broad range of scientific fields. High-frequency ESR (HF-ESR) spectrometers operating at sub-THz ... -
Threats and Opportunities in Digital Transformation in SMEs from the Perspective of Sustainability: A Case Study in the Czech Republic
(MDPI, 2022-03-19)Digital technologies represent an important factor in the achievement of the sustainability goals of the European Green Deal. Whether the digitalisation trend will contribute to the sustainable development of societies in ... -
Diffusion of dyes in polyelectrolyte-surfactant hydrogels
(Royal Society of Chemistry, 2022-04-25)In this work, hydrogels formed by interaction of biopolymeric electrolytes and oppositely charged surfactants are studied from the point of view of their ability to incorporate model hydrophobic dyes in their micelle-like ... -
A Simple Method for Quantification of Polyhydroxybutyrate and Polylactic Acid Micro-Bioplastics in Soils by Evolved Gas Analysis
(MDPI, 2022-03-15)Conventional plastics are being slowly replaced by biodegradable ones to prevent plastic pollution. However, in the natural environment, the biodegradation of plastics is usually slow or incomplete due to unfavorable ... -
Public recreation is an environmental aspect affecting not only the environment
(Mendel University in Brno, 2022-05-09)Optimal recreation should lead to the regeneration of the organism, which is conditioned by a retreat from everyday worries and work responsibilities. The most efficient and reliable way is to travel to places that are ... -
Antimicrobial peptides-An alternative candidates to antibiotics against Staphylococcus aureus and its antibiotic-resistant strains
(IMR Press, 2021-03-20)Staphylococcus aureus and its antibiotic-resistant strains are the cause of soft tissue infections representing some severe life-threatening infections. These situations have caused great concern for its treatment worldwide. ...