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Search results for: LAND USE PLANNING
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Cross-Sectoral Inter-Country Linkages under the Belt and Road Initiative: Chinese ICT Services Value Added Inflows to Manufacturing Exports in the New Eurasian Land Bridge Economies
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Elective design II: PLANNING GENDERED CITY- GENDER CITY WALKING TOURS Women in Architecture series_2023
e-Learning CoursesThe course aim is to get familiar with the topic of tangible and intangible cultural heritage created by women in 100 years. The recognition of the past and present achievements as well as problems and challenges female are facing in built environment is curtail for understanding importance of women involvement and need of their support and promotion. This new perception continues to increase the visibility of creative...
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International Conference on Automated Planning and Scheduling
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Workshop on Constraint Satisfaction for Planning and Scheduling
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Environment and Planning B-Urban Analytics and City Science
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Journal of Outdoor Recreation and Tourism-Research Planning and Management
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Energy Sources Part B-Economics Planning and Policy
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Proceedings of the Institution of Civil Engineers-Urban Design and Planning
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Diagnostics of the tram track shape with the use of the global positioning satellite systems (GPS/Glonass) measurements with a 20 Hz frequency sampling
PublicationSatellite geodetic measurements used in the diagnosis of railway tracks require professional receivers and a very high frequency rate of data processing. It stems from a significant speed (10 km/h) kinematic measurements carried out during the passage of a measuring platform. The survey results (positions) of deformed railroad track have waveforms nature requiring additional processing methods and approximations. Due to the announcement...
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Porosity and swelling properties of novel polyurethane–ascorbic acid scaffolds prepared by different procedures for potential use in bone tissue engineering
PublicationIn this work, a novel polyurethane (PU) system based on poly(ethylene-butylene) adipate diol, 1,6-hexamethylene diisocyanate, 1,4-butanediol, and ascorbic acid was used to prepare scaffolds with potential applications in bone tissue engineering. Two fabrication methods to obtain porous materials were chosen: phase separation (PS)/salt particle leaching (PL) and solvent casting (SC)/salt PL. The calculated porosity demonstrated...
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The influence of the grid density of measurement points on damage detection in an isotropic plate by the use of elastic waves and laser scanning Doppler vibrometry
PublicationDamage detection in structural components, especially in mechanical engineering, is an 2 important element of engineering practice. There are many methods of damage detection, in which 3 changes in various parameters caused by the presence of damage are analysed. Recently, methods 4 based on the analysis of changes in dynamic parameters of structures, i.e. frequencies or mode shapes 5 of natural vibrations, as well as changes in...
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Sylwester Kaczmarek dr hab. inż.
PeopleSylwester Kaczmarek received his M.Sc in electronics engineering, Ph.D. and D.Sc. in switching and teletraffic science from the Gdansk University of Technology, Gdansk, Poland, in 1972, 1981 and 1994, respectively. His research interests include: IP QoS and GMPLS and SDN networks, switching, QoS routing, teletraffic, multimedia services and quality of services. Currently, his research is focused on developing and applicability...
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Re-use of the 20th century aviation infrastructure.=Adaptacje XX-wiecznej infrastruktury lotniskowej
PublicationThis article explores issues related to the adaptation of former aviation infrastructure. For research purposes, several adaptations of former airports and airplane hangars are selected and presented. Those examples show the importance of this infrastructure in today's urbanized landscape, as well as in history, and thus the social and cultural values it brings. The benefits of the redevelopment of former airport sites are also...
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The use of various species of fungi in biofiltration of air contaminated with odorous volatile organic compounds
PublicationAir pollution with odorous compounds is a significant social and environmental problem. This paper presents biological deodorization methods. The attention is focused on the application of biotrickling filters for air deodorization. Principles of their operation are discussed, indicating the key role of the selection of microorganisms responsible for the degradation of odorous compounds. A literature overview of the used fungal...
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Assessment of the ice jam potential on regulated rivers and reservoirs with the use of numerical model results
PublicationThis study presents an attempt at estimating the jam potential on rivers with significant anthropogenic intervention in the course or flow characteristics of the river. The DynaRiCE model was used for forecasting both the place and time of an ice jam occurrence. In this modified method, two ice parameters are subjected to analysis, namely the relative ice-to-water velocity (vi/vw),and the ice thickness to single floe thickness...
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Benchmarking Scalability and Security Configuration Impact for A Distributed Sensors-Server IOT Use Case
PublicationInternet of Things has been getting more and more attention and found numerous practical applications. Especially important in this context are performance, security and ability to cope with failures. Especially crucial is to find good trade-off between these. In this article we present results of practical tests with multiple clients representing sensors sending notifications to an IoT middleware – DeviceHive. We investigate performance...
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The use of Response Surface Methodology for reliability estimation of aluminum silo subjected to wind load
PublicationAn axisymmetric aluminum silo model with a single, standardized geometric imperfection of its lateral surface is considered. The silo is wind – loaded only. The paper is focused on the critical, or limit value of wind pressure, both producing a loss of stability of the silo. This value is affected by vertical coordinate (position) of the imperfection and the angular relation between the imperfection and the wind direction. Reliability...
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Pyrolysis of Pruning Residues from Various Types of Orchards and Pretreatment for Energetic Use of Biochar
PublicationThe routine pruning and cutting of fruit trees provides a considerable amount of biowaste each year. This lignocellulosic biomass, mainly in the form of branches, trunks, rootstocks, and leaves, is a potential high-quality fuel, yet often is treated as waste. The results of a feasibility study on biochar production by pyrolysis of residues from orchard pruning were presented. Three types of biomass waste were selected as raw materials...
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Use of Impedance Spectroscopy to Characterize Lining Performance in Simulated Flue Gas Desulfurization Systems
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Use of Materials Based on Polymeric Silica as Bone-Targeted Drug Delivery Systems for Metronidazole
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<title>Modeling of broadband light source to use with optical coherent tomography system</title>
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The importance of diurnal and nocturnal activity and interspecific interactions for space use by ants in clear-cuts
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Evaluation of propagation parameters of open guiding structures with the use of complex root finding algorithms
PublicationAn efficient complex root tracing algorithm is utilized for the investigation of electromagnetic wave propagation in open guiding structures. The dispersion characteristics of propagated and leaky waves are calculated for a couple of chosen waveguides. The efficiency of the root tracing algorithm is discuses and compared to a global root finding algorithm.
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Analysis of graphene multi-strip planar guiding structures with the use of spectral domain approach
PublicationSpectral domain approach is modified and used to analyze some simple structures containing graphene strips. The modification is simple and concerns the Green’s function only. Moreover, the method is combined with the recently published root finding algorithms, which significantly improve the efficiency of the analysis. The results obtained for a simple guiding structure is verified and the field displacement effect is confirmed.
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Resonance microstrip structure with patch of arbitrary convex geometry with the use of field matching technique
PublicationAn analysis of the resonance frequency problem of planar microstrip structure with patch of arbitrary convex geometry is presented. A full-wave analysis is employed utilizing a combination of Galerkin’s moment method and field matching technique. In this approach, a field matching technique is adopted to calculate the patch surface current densities, and next the method of moments is utilized to calculate resonance frequencies...
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Propagation in the Open Cylindrical Guide of Arbitrary Cross Section With the Use of Field Matching Method
PublicationA simple solution to propagation problem in open waveguides and dielectric fibers of arbitrary convex cross section is presented. The idea of the analysis is based on the direct field matching technique involving the usage of the field projection at the boundary on a fixed set of orthogonal basis functions. A complex root tracing algorithm is utilized to find the propagation coefficients of the investigated guides. Different convex...
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Radix-4 dft butterfly realization with the use of the modified quadratic residue number system
PublicationW pracy zaprezentowano projektowanie i realizację obliczenia motylkowego dft dla podstawy 4 z użyciem zespolonego systemu resztowego (CRNS) i zmodyfikowanego kwadratowego systemu resztowego (MQRNS). System MQRNS oprócz własności dekompozycyjnych pozwala na realizację mnożenia zespolonego przy zastosowaniu trzech mnożeń rzeczywistych. Przedstawiono konwertery wejściowy CRNS/MQRNS i wyjściowy MQRNS/CRNS, mnożenie zespolone w MQRNS,...
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Bidirectional voting and continous voting concepts as possible use of Internet in democratic voting process
PublicationDemocracies need elections for choosing their authorities and governments.This process has many factors that shape today's procedures. However, the Internet is a medium that may change possibilities and elections. The main issue is concern on how changes may influence the whole democratic process. this paper shows two possible ideas - that of bidirectional voting and continous voting., and considers possible reasons for introducing...
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Radix-4 dft butterfly realization with the use of the modified quadratic residue number system
PublicationW pracy przedstawiono algorytm realizacji mnożenia zespolonego z użyciem zmodyfikowanego kwadratowego zmodyfikowanego systemu liczbowego (mqrns) oraz jego zastosowanie do wykonania obliczenia motylkowego dft dla podstawy 4. pokazano też wstępne rezultaty implementacji w układzie xilinx fpga.
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Predictions of cutting power while sawing of birch and beech with the use of modern fracture mechanics
PublicationPraca zawiera wyniki badań eksperymentalnych procesu przecinania drewna brzozy i buka piłami o rzazie 2 mm na pilarce ramowej PRW15M. Na podstawie teoretycznego modelu Atkinsa, wyznaczono z danych eksperymentalnych stałe materiałowe (wiązkość i naprężenia tnące w strefie ścinania) i opracowano model do prognozowania mocy skrawania podczas przecinania drewna piłami na pilarce ramowej dla innych wartości rzazu w funkcji posuwu na...
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Use of electrochemical methods to examine different surface preparation methods for organic coatings on steel
PublicationObróbka strumieniowo - ścierna jest jedną z powszechnie stosowanych metod przygotowania powierzchni. Wśród nowoczesnych metod coraz większe zainteresowanie wzbudza przygotowanie powierzchni wodą pod wysokim ciśnieniem (z ang. waterjetting). W porównaniu z konwencjonalnymi metodami ''waterjetting'' jest nowoczesną oraz przyjazną środowisku metodą. W literaturze brakuje informacji na temat skuteczności owej metody do zastosowań...
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Surface water quality assessment by the use of combination of multivariate statistical classification and expert information
PublicationThe present study deals with the assessment of surface water quality from an industrial-urban region located in northern Poland near to the city of Gdansk. Concentrations of thirteen chemicals includingtotal polycyclic aromatic hydrocarbons (PAHs), halogenated volatile organic compounds (HVOCs) and major ions in the samples collected at five sampling points during six campaigns were used as variablesthroughout the study. The originality...
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The comparison of SrTi0.98Nb0.02O3-δ-CeO2 and SrTi0.98Nb0.02O3-δ-YSZ composites for use in SOFC anodes
PublicationWytworzono i przebadano właściwości strukturalne i elektryczne kompozytów SrTi0.98Nb0.02O3-δ-CeO2 i SrTi0.98Nb0.02O3-δ-YSZ. Przeprowadzono testy materiałów zastosowanych jako anody w tlenkowych ogniwach paliwowych.
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A method of vibration surveillance with a use of the optimal control at energy performance index and the acceleration feedback
PublicationDokonano twórczej modyfikacji metody nadzorowania drgań za pomocą sterowania optymalnego przy energetycznym wskaźniku jakości. Zaproponowano oryginalną modyfikację, która polega na bezpośrednim powiązaniu sygnału pomiarowego z akcelerometru i optymalnego sygnału sterującego. Przewidziano obiecujące perspektywy zastosowań praktycznych zmodyfikowanej metody do przypadków frezowania szybkościowego.
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Determination of Complex Permeability of Silicon Steel for Use in High-Frequency Modeling of Power Transformers
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The use of modified vegetable oil from Crambe abyssinica as a lubricant base for the food industry
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Use of Bioluminescence for Monitoring Brown Coal Mine Waters from Deep and Surface Drainage
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Development and optimization of modified nucleosides and deoxynucleosides simultaneous extraction with the use of Design of Experiments approach
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Silver Nanoparticles as Chlorhexidine and Metronidazole Drug Delivery Platforms: Their Potential Use in Treating Periodontitis
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The structure and mechanical properties of AlMg5Si2Mn alloy after surface alloying by the use of fiber laser
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RUMOURS RELATED TO POLITICAL INSTABILITY AND THEIR IMPACT ON IPOs. THE USE OF QUALITATIVE MODELLING WITH INCOMPLETE KNOWLEDGE
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Optimization of Novel Human Acellular Dermal Dressing Sterilization for Routine Use in Clinical Practice
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Separation of anthocyanins from black carrot, chokeberry, blackcurrant, and elderberry with the use of preparative chromatography
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Religiosity and Attitudes towards Health, Disease, Death and the Use of Stimulants among Jehovah’s Witnesses
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The comparison of SrTi0.98Nb0.02O3–δ-CeO2 and SrTi0.98Nb0.02O3–δ-YSZ composites for use in SOFC anodes
PublicationComposites of Nb-doped strontium titanate mixed with yttria-stabilized zirconia or cerium oxide in 50:50, 70:30 and 85:15 weight ratios were evaluated as possible anode/electrolyte interface materials for solid oxide fuel cells in terms of chemical compatibility, electrical conductivity and mechanical properties. It has been shown that composite samples prepared by typical powder-mixing methods remain single-phase up to 1400°C....
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Scattering From a Cylindrical Object of Arbitrary Cross Section With the Use of Field Matching Method
PublicationA simple and intuitive solution to scattering problems in shielded and open structures is presented. The main idea of the analysis is based on the direct field matching technique involving the usage of projection of the fields at the boundary on a fixed set of orthogonal basis functions. Different convex shapes and various obstacle materials are considered to verify the validity of the method in open and closed structures. The...
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Use of Escherichia coli Nissle 1917 producing recombinant colicins for treatment of IBD patients
PublicationPatients with Crohn’s Disease and ulcerative colitis infected with Adherent-Invasive Escherichia coli strains constitute the largest group among Inflammatory Bowel Disease subjects, when taking into account all known etiological agents of the disease. A possible link between these pathogenic bacteria and inflammation process has gained the confidence in recently published papers. Observed enteric neuroglial cells apoptosis and...
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The use of liquid crystal thermography and particle image velocimetry in the exploration of heat transfer measurements
PublicationArtykuł dotyczy badań eksperymentalnych wymiany ciepła w modelowym wymienniku ciepła z turbulizatorami przepływu przy użyciu termografii ciekłokrystalicznej i cyfrowej anemometrii obrazowej.
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Simulation and experiments of high speed milling vibration surveillence with a use of changing spindle speed
PublicationPraca poświęcona jest nowemu podejściu do nadzorowania drgań wirujących narzędzi w nowoczesnych frezarkach. Przeprowadzono analizy dynamiczne skrawania smukłym frezem kulistym. Opisano dynamikę sterowanego układu nistacjonarnego. Jako rezultat sterowania optymalno-liniowego otrzymano program chwilowych zmian prędkości obrotowej pozwalający uzyskać redukację drgań. Metodę zweryfikowano eksperymentalnie na frezarce Alcera Gambin...
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Toward better understanding of phosphoryl transfer reaction: the use of phosphoroorganic biocides in research studies
PublicationZamierzeniem autora było nakreślenie potencjalnych kierunków rozwoju badań z wykorzystaniem biocydów fosforoorganicznych (BFO) i związanej z nimi reakcji przeniesienia grupy fosforylowej (reakcja FT). Projektowane są nowe, wysoce selektywne inhibitory enzymów, które w pełni wyjaśniają rolę enzymów w warunkach normalnego funkcjonowania i w procesach patologicznych. Pozwoli to w konsekwencji na wyselekcjonowanie nowych terapeutyków...