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Search results for: PV APPLICATIONS REVIEW
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High-Gain Compact Circularly Polarized X-Band Superstrate Antenna for CubeSat Applications
PublicationIn this letter, a concept of high-gain circularly polarized X-band antenna employing a partially reflecting surface (PRS) has been presented. In the initial antenna analysis, the influence of parasitic elements size in the PRS structure on antenna radiation pattern parameters has been investigated and the optimal arrangement of the elements has been identified. The proposed antenna provides wide bandwidth of return loss above 10...
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Degradation of Rhodamine dyes by Advanced Oxidation Processes (AOPs) – Focus on cavitation and photocatalysis - A critical review
PublicationThis review evaluates selected advanced oxidation processes (AOPs) - cavitation and photocatalysis - successfully used for wastewater treatment towards degradation of Rhodamine (Rh) dyes. Reactor configuration and impact of process parameters and oxidants addition (hydrogen peroxide, ozone, persulfates) on degradation effectiveness along with degradation mechanisms are discussed. Best technologies provide 100% degradation within...
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The Use of Liquid Crystal Thermography in Selected Technical and Medical Applications—Recent Development
PublicationThermochromic liquid crystals (TLC) and true-colour digital image processing have been successfully used in non-intrusive technical, industrial and biomedical studies and applications. Thin coatings of TLC at surfaces are utilized to obtain detailed temperature distributions and heat transfer rates for steady or transient processes. Liquid crystals also can be used to make the temperature and velocity fields in liquids visible...
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Bibliometric analysis and literature review of ultrasound-assisted degradation of organic pollutants
PublicationUltrasound as a clean, efficient, and cheap technique gains special attention in wastewater treatment. Ultrasound alone or coupled with hybrid processes have been widely studied for the treatment of pollutants in wastewater. Thus, it is essential to conduct a review about the research development and trends on this emerging technique. This work presents a bibliometric analysis of the topic associated with multiple tools such as...
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A review on hydrophobic electrospun nanofibers-based materials and membranes for water treatment: Challenges, outlook, and stability
PublicationMembrane technology is well recognized as a dependable means of supplementing the availability of potable water through processes such as water purification and desalination. Electrospun nanofiber membranes have garnered significant attention because of their advantageous features, including a greater specific surface area, increased porosity, reduced thickness, and popularity. Consequently, ENMs have emerged as an up-and-coming...
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A Review on Metal–Organic Framework as a Promising Catalyst for Biodiesel Production ENERGY & FUELS
PublicationThe rapid depletion of fossil-derived fuels along with rising environmental pollution have motivated academics and manufacturers to pursue more environmentally friendly and sustainable energy options in today’s globe. Biodiesel has developed as an ecologically favorable alternative. However, the mass manufacturing of biodiesel on an industrial scale confronts substantial cost and pricing challenges. To address this issue, high-efficiency...
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A comprehensive review on current and emerging technologies toward the valorization of bio‐based wastes and by products from foods
PublicationIndustries in the agro-food sector are the largest generators of waste in the world. Agro-food wastes and by products originate from the natural process of senescence, pretreatment, handling, and manufacturing processes of food and beverage products. Notably, most of the wastes are produced with the transformation of raw materials (such as fruits, vegetables, plants, tubers, cereals, and dairy products) into different processed...
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Grafting and reactive extrusion technologies for compatibilization of ground tyre rubber composites: Compounding, properties, and applications
PublicationChemical modification of ground tyre rubber (GTR) to compatibilize it with the matrix is a well-known approach. Based on our recent review of the surface etching methods used in GTR modification, the purpose of the current work is to take a deeper look into more advanced methods such as grafting and reactive extrusion. While grafting is more efficient in achieving compatibility, however, it usually involves multi-step synthesis...
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Selected issues related to the toxicity of ionic liquids and deep eutectic solvents—a review
PublicationGreen Chemistry plays a more and more important role in implementing rules of sustainable development to prevent environmental pollution caused by technological processes, while simultaneously increasing the production yield. Ionic liquids (ILs) and deep eutectic solvents (DESs) constitute a very broad group of substances. Apart from many imperfections, ILs and DESs have been the most promising discoveries in the world of Green...
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Smart Materials in Architecture: Useful Tools with Practical Applications or Fascinating Inventions for Experimental Design?
PublicationFor at least several decades smart or so-called intelligent materials, being the result of great advancements in material engineering, appear in architecture in different applications. Most of them are called "smart" because of their inherent properties: a real-time response to environmental stimuli. There are also those considered to be "smart" due to smart design: their original structure or the composition of their materials...
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Aerodynamic shape optimization by variable-fidelity computational fluid dynamics models: a review of recent progress
PublicationA brief review of some recent variable-fidelity aerodynamic shape optimization methods is presented.We discuss three techniques that—by exploiting information embedded in low-fidelity computationalfluid dynamics (CFD) models—are able to yield a satisfactory design at a low computational cost, usu-ally corresponding to a few evaluations of the original, high-fidelity CFD model to be optimized. Thespecific techniques considered here...
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The use of CAD applications in the design of shredders for polymers
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CAD/CAE Applications in Mill’s Design and Investigation
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Applications of the regenerative capacity of platelets in modern medicine
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Artificial Intelligence and Computational Issues in Engineering Applications
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Phytotherapy and food applications from Brassica genus
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<title>Applications of capillary optical fibers</title>
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Titanium Dioxide Nanoparticles: Prospects and Applications in Medicine
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Magnetic deep eutectic solvents – Fundamentals and applications
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Quantum dots for photocatalysis: synthesis and environmental applications
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Applications of knowledge technologies to sound and vision engineering
PublicationSpecjalność Inżynieria Dźwięku i Obrazu jest ukierunkowana przede wszystkim na aplikacje praktyczne metod rejestracji i przetwarzania sygnałów fonicznych i wizyjnych we współczesnej telekomunikacji i w multimediach. W związku z tym, specjalność ta wykorzystuje również wiedzę z obszaru akustyki, psychofizjologii percepcji a także estetyki muzycznej. W zastosowaniach multimedialnej technologii informatycznej w telekomunikacji, w...
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Novel applications of noise measurements in technology and sensing.
PublicationPomiary szumów są źródłem informacji oraz rodzajem badań nieniszczących dotyczących jakości elementów elektronicznych oraz innych materiałów. Mogą one poprawić selektywność i czułość wykrywania gazów oraz pozwalają monitorować zjawiska korozji. W tym celu wyznacza się właściwości statystyczne fluktuacji prądu lub napięcia w zakresie małych częstotliwości. W artykule przedstawiono i przedyskutowano wybrane, ze względu na ich znaczenie...
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Transient detection algorithms for speech coding applications
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Module structure in Conley theory with some applications
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Support Vector Machines in Biomedical and Biometrical Applications
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Applications of water molecules for analysis of macromolecule properties
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Some applications of thermophiles and their enzymes for protein processing
PublicationPrzedstawiono charakterystykę, właściwości oraz możliwości zastosowań enzymów proteolitycznych wytwarzanych przez termofile. Zaletą tych biokatalizatorów jest między innymi duża odporność na działanie rozpuszczalników organicznych, detergentów i innych czynników denaturujących białka oraz mała wrażliwość na zmiany pH. Dokonano też przeglądu czynników powodujących dużą stabilność proteaz z termofili.
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Automatic conversion of legacy applications into services in beesycluster
PublicationPrzedstawiono rozwiązanie, dzieki któremu uzytkownikw prosty sposób uzyskuje mozliwość automatycznej konwersji aplikacji dostępnych w systemach Unix do usług w systemie BeesyCluster. system BeesyCluster stanowi warstę pośredniczącą w dostepie do sieci klasrów poprzez WWW. Aby zapewnić szeroki zakres dostępnych usług mozliwa jest konwersja wielu pakietów linuksowych jednoczesnie. narzędzie umozliwia na podstawie wydobytych informacji...
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Portable raman spectrometer for maritime security applications
PublicationThe fast identification of explosives, narcotics and other chemicals carried on board of ships or transported in containers to the harbors is an important problem of maritime security. Raman spectroscopy is widely used for fast identification of various chemicals. Continuous progress in the field of photonics has resulted in commercial availability of low-power compact Raman spectrometers which can be integrated into portable systems....
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Protective coatings for stainless steel for SOFC applications
PublicationW pracy przedstawiono badania związane z warstwami antykorozyjnymi stali nierdzewnych stosowanych w tlenkowych ogniwach paliwowych. Warstwy przygotowana z użyciem prekursorów polimerowych na bazie Y i Co. Użyta stal to Crofer 22 APU.
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Applications of Unnatural Amino Acids in Protease Probes
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Manufacturing of metal-polymer composites for medical applications
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Coarse-Grained Models of Proteins: Theory and Applications
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Advanced Electromagnetic Metamaterials for Temperature Sensing Applications
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Photonics applications and web engineering: WILGA 2021
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Photonics Applications and Web Engineering: WILGA 2017
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Photonics applications and web engineering: WILGA 2019
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Photonics Applications and Web Engineering: WILGA 2018
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Reliability Modeling for SPMD and DAC Applications in MERPSYS
PublicationIn this chapter we shall see a method for modeling of reliability of application execution in the MERPSYS system, and the results of reliability simulation of the same SPMD and DAC application which we have previously presented in this book. Unlike energy usage modeling and modeling of execution efficiency we could not compare the reliability model and simulation results to real experiment just because the experiment would last too...
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Wireless multimodal localization sensor for industrial applications
PublicationThis paper presents the concept and design of a wireless multimodal localization sensor for hybrid localization systems combining vision-based, radio-based and inertial techniques in order to alleviate problems in harsh and complex industrial environments. It supports two radio technologies, 868 MHz UHF RFID and 2.4 GHz WSN, for positioning purposes and communications. The sensor includes LED light transmitters for vision-based...
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Module structure in Conley theory with some applications
PublicationA multiplicative structure in the cohomological versjon of Conley index is described . In the case of equivariant flows we apply the normalization procedure known from equivariant degree theory and we propose a new continuation invariant. The theory is then applied to obtain a mountain pass type theorem. Another application is a result on multiple bifurcations for some elliptic PDE.
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Quantum corections to SG equation solutions and applications
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Image Processing Techniques for Distributed Grid Applications
PublicationParallel approaches to 2D and 3D convolution processing of series of images have been presented. A distributed, practically oriented, 2D spatial convolution scheme has been elaborated and extended into the temporal domain. Complexity of the scheme has been determined and analysed with respect to coefficients in convolution kernels. Possibilities of parallelisation of the convolution operations have been analysed and the results...
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Product Graph Invariants with Applications in the Theory of Information
PublicationThere are a large number of graph invariants. In the paper, we consider some of them, e.g. the independence and chromatic numbers. It is well know that we cannot efficiently calculate these numbers for arbitrary graphs. In the paper we present relations between these invariants and concepts from the theory of information. Concepts such as source coding and transmission over a noisy channel with zero probability of error are modeled...
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State-of-the-art bolometers - principles, devices, applications
PublicationW artykule omówiono zasady działania bolometrów wykorzystywanych w detekcji fal elektromagnetycznych, w zakresie od mikrofal, poprzez pormieniowanie terahercowe, do promieniowania X. Przedstawiono materiały stosowane w wytwarzaniu bolometrów, oraz reprezentatywne konstrukcje nowoczesnych bolometrów, w tym bolometrów nadprzewodzących i wykorzystujących efekty kwantowe. Zaprezentowano wybrane zastosowania tych detektorów w technice,...
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Internet database for photogrametric close range applications
PublicationPublikacja przedstawia koncepcję systemu informacyjnego przeznaczonego do gromadzenia, prezentowania i publikowania przez Internet numerycznych i cyfrowych wyników pomiarów fotogrametrycznych z różnych aplikacji fotogrametrycznych umożliwiających opracowania bliskiego zasięgu.
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RESEARCH ON ORGANIC COATINGS DESIGNED FOR UNDERWATER APPLICATIONS
PublicationUnderwater steel structures require periodic maintenance. In the case of vessels, anti-corrosion works are carried out in the shipyard, where very good conditions for applying organic protective coatings can be provided. Very good surface preparation can be obtained by the use of abrasive blasting. The well-prepared metal surface is free from impurities (particularly inorganic salts). Suitable conditions for the application and...
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M2M communications system proposal for maritime applications
PublicationThis article describes the proposal to use the M2M communication to enhance the safety of people, ships and other marine infrastructure, in broadly defined marine systems. In addition, there are numerous examples of planned solutions to be implemented in the near future as well as new services. The proposal for M2M communication system architecture is described below. In addition, the use of the STRUGA system radio interface as...
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Using Redis supported by NVRAM in HPC applications
PublicationNowadays, the efficiency of storage systems is a bottleneck in many modern HPC clusters. High performance in the traditional approach – processing using files – is often difficult to obtain because of a model’s complexity and its read/write patterns. An alternative approach is to apply a key-value database, which usually has low latency and scales well. On the other hand, many key-value stores suffer from a limitation of memory...
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Control of a vapour microturbine set in cogeneration applications
PublicationSystems with microturbines are implemented for local generation of heat and electricity. This paper presents the analysis of control concepts for a vapour microturbine set with a generator with permanent magnets, intended to work in small heat and power plants. Control system variants differed by the selection of controlled signals and set parameters. Possible ways of control were discussed and compared with experimentally determined...