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CERGE-EI, 16th Annual Regional Research Competition “Reshaping financial systems - identifying the role of ICT in diffusion of financial innovations. Recent evidence from European countries”
ProjectsProject realized in Gdańsk University of Technology according to CERGE_GDN agreement from 2016-01-01
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Jacek Oskarbski dr hab. inż.
PeopleAssociate professor (D.SC.Eng.) in the Department of Civil Engineering at the Gdansk University of Technology. Main research areas are traffic modeling and forecasting, transport planning, intelligent transport systems, traffic engineering, and mobility management. A graduate of the University (1994). He worked as road planner in BPBK and Transprojekt Gdański Office (1993-1996). Pposition of assistant in the Highway Engineering...
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Shaping the New Vistula Spit Channel: Political, Economic, and Environmental Aspects
PublicationIn September 2022, the new shipping channel in Poland was opened for service. It connects the Port of Elbląg and the Gdańsk Bay in Poland, cutting through the Vistula Spit and the Vistula Lagoon. It was intended to enable direct access to the Baltic Sea from the Port of Elbląg without crossing Russian territory. Originally conceptualized decades ago, it has taken its final shape only recently. Its construction was associated with...
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XRD and electrochemical results for MoO3 films deposited using pulsed laser deposition system
Open Research DataThe attached data contains XRD and electrochemical results for MoO3 films deposited on fluorine-doped tin oxide glasses. Films were deposited using a pulsed laser deposition system at different conditions. Part of the samples was deposited at room temperature and then annealed at 575°C for given times (samples labeled PLD_RT_575C_xmin, where x stands...
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Novel application of terminal restriction fragments length polymorphism method (t-RFLP) for identification of six clinically important Candida sp.
PublicationTerminal restriction fragments length polymorphism method (t-RFLP) is a modified classical RFLP method. The main difference is based on carrying out PCR using a fluorescently labeled primer or primers. The result of such modification is that after digestion of amplicons only terminal fragments of PCR product (containing fluorescent dye) are visualized. T-RFLP method has found application in environmental microbiology and epidemiology....
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Sample preparation procedure using extraction and derivatization of carboxylic acids from aqueous samples by means of deep eutectic solvents for gas chromatographic-mass spectrometric analysis
PublicationThe paper presents a new procedure for the determination of organic acids in a complex aqueous matrixusing ultrasound-assisted dispersive liquid–liquid microextraction followed by injection port derivati-zation and GC–MS analysis. A deep eutectic solvent (choline chloride: 4-methylphenol in a 1:2 mol ratio)was used both as an extracting solvent and as a derivatizing agent to yield ion pairs which were next con-verted to methyl...
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Kinetics of hexane and cyclohexane biodegradation using Candida subhashii in mineral salt medium in the presence of DES solution
Open Research DataDataset presents results of investigations on kinetics of biodegradation of hexane and cyclohexane in Candida subhashii.
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The SEM micrographs of the synergistic action between cavitation erosion and pitting corrosion on stainless steel 304
Open Research DataThe dataset contains Scanning Electron Micrographs of stainless steel AISI304 samples made after cavitation erosion-corrosion exposure using a vibratory transducer (in accordance with ASTM G32). The micrographs compare the topography of samples subjected to either cavitation erosion (in deionized water), pitting corrosion (in 8% FeCl3 solution, without...
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Justyna Zander dr inż.
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Modernistyczna architektura przemysłowa i jej ochrona - na przykładzie portu gdyńskiego
PublicationOchrona międzywojennej architektury przemysłowej na tak specyficznym obszarze jak funkcjonujący port morski, jest zadaniem trudnym - niezbędne są kompromisy pomiędzy względami konserwatorskimi i użytkowymi. Artykuł prezentuje architekturę portu gdyńskiego oraz złożoną problematykę jej ochrony konserwatorskiej.
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Maria Jastrzębska dr hab.
PeopleMaria Jastrzębska is an employee of the Department of Finance. She is the author of over 170 publications, including 8 monographs - Financial Management of Municipalities. Theoretical aspects; Budgetary policy of local government units; Debt management of local government units; Finances of local government units; Risk management in the activity of local government units with special consideration of catastrophic risk (co-author...
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GC Chromatograms for isomerization of alpha-pinene
Open Research DataData contain results of the catalytic tests for the isomerization of alpha-pinene for the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y,...
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The SEM micrographs of the cavitation erosion-corrosion process of selected copper alloys degradation
Open Research DataThe dataset contains Scanning Electron Micrographs of CuZn40Mn3Fe brass compared with Superston and Novoston bronze after cavitation erosion-corrosion exposure using a vibratory transducer (in accordance with ASTM G32). The micrographs compare the topography of samples subjected cavitation erosion in 3% NaCl at room temperature, leading to the surface...
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The effect of cobalt addition on the corrosion behavior of near equiatomic NiTi shape memory alloy in normal saline solution, impedance and microscopic studies
Open Research DataThe electrochemical and corrosion (uniform and localized) behavior of a binary Ni52Ti48 shape memory alloy (SMA) and two ternary Ni52Ti48-xCox (x = 1.5 and 4.0 wt.%) SMAs were studied. Measurements were conducted in 0.9% NaCl solution at 37 oC. This dataset contains the results of electrochemical impedance spectroscopy (EIS) studies done on daily basis...
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SEM micrographs of cavitation erosion-corrosion of aluminium alloy 2024 with anodic polarization
Open Research DataThe dataset contains Scanning Electron Micrographs of aluminium alloy 2024 samples made after cavitation erosion-corrosion exposure using a vibratory transducer (in accordance with ASTM G32). The experiment duration was 240 min, with cyclic cavitation exposure in on/off cycles 30s:30s. The electrolyte was 0.1 M KNO3 solution. Some samples were anodically...
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Transformation of the Odesa Waterfront
PublicationOdesa is a unique city: it is the third-largest city in Ukraine and the second in the Black sea region. During its short but eventful history, it gathered a variety of cultural layers within its boundaries, what had reflected in its architecture, urban life, and unique accent of its inhabitants. The city`s waterfront is considered to be the Pearl of the Black Sea. Starting with the receiving of the Porto Franco status in 1819,...
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Accelerating Video Frames Classification With Metric Based Scene Segmentation
PublicationThis paper addresses the problem of the efficient classification of images in a video stream in cases, where all of the video has to be labeled. Realizing the similarity of consecutive frames, we introduce a set of simple metrics to measure that similarity. To use these observations for decreasing the number of necessary classifications, we propose a scene segmentation algorithm. Performed experiments have evaluated the acquired...
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Wojciech Gumiński dr inż.
PeopleWojciech Gumiński received his M.Sc. ad Ph.D. degrees from Faculty of Electronics, Telecommunications and Informatics, Gdansk University of Technology, Poland in 1991 and 2003 respectively. His scientific and research interest include computer network architectures, communication protocols and digital signal processing. Hi participated as principal investigator in several projects including Future Internet Engineering, PL-LAB...
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Czy mamy kryzys w edukacji public relations w Polsce? Problem standaryzacji.
PublicationArtykuł stawia podstawowe pytania dotyczące konstruowania standardów w w edukacji public relations. Autorka widzi konieczność podjęcia pracy nad takimi standardami w Polsce, proponując skorzystanie z istniejących juz podobnych doku,mentów na świecie np. ameruykańskiego dokumentu Port of Entry.
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Robert Burczyk mgr inż.
PeopleRobert Burczyk received Eng. degree and M. SC. Eng. degree in electronics and telecommunictions engineering in 2017 and 2018 successively with specialization in radiocommunication systems and networks. The subject of the dissertations was focused on Wireless Body Area Network (WBAN). Currently, he is a PhD student and an employee at the Department of Radiocommunication Systems and Networks, Gdansk University of Technology. His...
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TGA data of MXenes catalysts
Open Research DataData contain results from TGA measurement of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y means the acids weight ratios. ...
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Adsorption and desorption of N2 measurement of MXenes catalysts
Open Research DataData contain results from adsorption and desorption of N2 measurement of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y...
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Re:Brick, czyli budowanie z małych elementów
PublicationArtukuł opisuje problematykę aktywizowania działań łaczacych różne podmioty (studenci architektury i innych kierunków, praktykujący architekci, organizacje społeczne, administracja) mających przyczynić się podniesienia walorów architektonicznych i standardu zamieszkiwania w historycznych dzielnicach Gdańska (Dolne Miasto, Nowy Port, Biskupia Górka, Dolny Wrzeszcz).
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Euromicro International Conference on Parallel, Distributed and Network Based Processing
Conferences -
Wideband crossover structure with double ring resonators
PublicationThe structure of a four-port microstrip crossover is presented. The device is composed of two ring resonators, one circular and one built from meander lines, connected by four straight lines. The equivalent circuit model of the crossover is derived. The structure is designed on thin and flexible substrate to allow it to bend. The possibility of applying the device on curved surfaces is tested experimentally.
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Yacht harbour as a part of city public space
PublicationTransformation of harbors opens opportunities to introduce new functions into city centers. Very often abandoned ports’ infrastructure is adopted into a yacht harbor. The article elaborates typology of yacht harbors and theirs’ potential which can be used in creation of city center. Thesis are illustrated by examples of Port Vell, Barcelona, Spain and Sundby Harbour, Copenhagen, Denmark.
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Nomination Dossier, The Modernist Centre of Gdynia, Part 2b, History and Development
PublicationHistory and development of Gdynia, from Medieval times up until today. The project concerns such chapters as: Introduction; The village of Gdynia; Gdynia as a seaside resort; Construction of the port and the city in the interwar period; The modernist city centre – layout; architecture;Architecture of the city centre; South Pier and Grand District; Post-war development of Śródmieście: a continuation
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Barium boron aluminum silicate glass system for solid state optical gas sensors
PublicationRecent increasing demand for new eco-friendly materials and for low cost fabrication process for use in optical sensors field, raise concern about alternative materials for this application. We have designed two glass-ceramics compositions from the quaternary ROAl2O3- SiO2-B2O3(R=Ba) alkali-earth aluminum silicate system, labeled B72 and B69, with high refractive index (>1.6), large values of Abbe number (94.0 and 53.0, respectively),...
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Paweł Rościszewski dr inż.
PeoplePaweł Rościszewski received his PhD in Computer Science at Gdańsk University of Technology in 2018 based on PhD thesis entitled: "Optimization of hybrid parallel application execution in heterogeneous high performance computing systems considering execution time and power consumption". Currently, he is an Assistant Professor at the Faculty of Electronics, Telecommunications and Informatics, Gdańsk University of Technology, Poland....
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XRD patterns of MXenes catalysts
Open Research DataData contain results from XRD measurements of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y means the acids weight ratios....
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Raman spectra of MXenes catalysts
Open Research DataData contain results from Raman spectroscopy of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y means the acids weight ratios. ...
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SEM images of MXene catalysts
Open Research DataData contain results SEM measurements of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y means the acids weight ratios. MAX...
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SEM micrographs of aluminium corrosion in alkaline media with various bee products as corrosion inhibitors
Open Research DataThis dataset contains various scanning electron microscopy (SEM) micrographs of AA5754 aluminum alloy samples exposed to the corrosive alkaline environment without and with the addition of various bee products to act as green corrosion inhibitors. The products are bee pollen, honey, and putty. They were investigated in bicarbonate buffer (pH =10 or...
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Sieciowe systemy operacyjne 2022
e-Learning Courses{mlang pl}Sieciowe systemy operacyjne 2021/22, informatyka, studia II stopnia, I sem. studia stacjonarne{mlang} {mlang en}Network Operating Systems 2021/22, Informatics, full-time postgraduate studies, 1st semester{mlang}
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Sieciowe systemy operacyjne 2023
e-Learning Courses{mlang pl}Sieciowe systemy operacyjne 2022/23, informatyka, studia II stopnia, I sem. studia stacjonarne{mlang} {mlang en}Network Operating Systems 2022/23, Informatics, full-time postgraduate studies, 1st semester{mlang}
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Sieciowe systemy operacyjne 2024
e-Learning Courses{mlang pl}Sieciowe systemy operacyjne 2023/24, informatyka, studia II stopnia, I sem. studia stacjonarne{mlang} {mlang en}Network Operating Systems 2023/24, Informatics, full-time postgraduate studies, 1st semester{mlang}
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Service-based Resilience via Shared Protection in Mission-critical Embedded Networks
PublicationMission-critical networks, which for example can be found in autonomous cars and avionics, are complex systems with a multitude of interconnected embedded nodes and various service demands. Their resilience against failures and attacks is a crucial property and has to be already considered in their design phase. In this paper, we introduce a novel approach for optimal joint service allocation and routing, leveraging virtualized...
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PHYSICAL MODELLING OF GEOTECHNICAL STRUCTURES IN PORTS AND OFFSHORE
PublicationThe physical modelling of subsoil behaviour and soil-structure interaction is essential for the proper design of offshore structures and port infrastructure. A brief introduction to such modelling of geoengineering problems is presented and some methods and experimental devices are described. The relationships between modelling scales are given. Some examples of penetration testing results in centrifuge and calibration chamber...
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Partial PLA composite surface activation by femtosecond laser ablation
Open Research DataThe dataset contains the studies on electrochemical activity of PLA composite (commercially available CB-PLA Protopasta), which was 3D printed in a form of 1x1cm electrodes. The electrodes were submitted to femtosecond laser ablation, etching a certain % of the electrochemically-exposed electrode size. The % value is in the name of each file. The goal...
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The estrogenicity of wastewater samples.
Open Research DataThe principle of operation of the kit is based on the fact that the tested sample with endocrine activity (containing compounds capable of binding to the human estrogen receptor α, hERα) releases the fluorescently labeled ligand (FluormoneTM ES2) from the receptor-ligand complex, which results in a reduction of the polarization value fluorescence. The...
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Serial control of CNC machines
PublicationIn this paper a new method of the serial control of CNC machines is proposed. Actuators are controlled locally and the role of the central computer is limited to sending commands to the controller instead of sending it directly to actuators. It has been achieved with the use of the serial protocol with the use of the USB port. The taken approach leads to more reliable operation because commands are buffered and no synchronization...
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Signals of the 5G Standalone Radio Interface
Open Research DataThe research work conducted within the scope of NATO-STO (North Atlantic Treaty Organization – Science and Technology Organization) IST-187 group assumed investigation of the 5G gNodeB performance. The downlink (DL) signals of the FDD (Frequency Division Duplex) 5G-Standalone station were registered in isolated and controlled laboratory conditions....
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Gdyńskie chłodnie portowe - studium przypadku przemysłowej architektury portowej okresu modernizmu
PublicationArtykuł podejmuje tematykę obiektów monumentalnej architektury przemysłowej portu gdyńskiego, o funkcji chłodni. Rozwój technologii chłodzenia spowodował, że od połowy XIX w. obiekty takie budowano w dużych, zazwyczaj międzynarodowych ośrodkach dla zapewnienia wysokiego poziomu obsługi handlu produktami łatwo psującymi się. Dynamiczny rozwój portowego zaplecza Gdyni w okresie międzywojennym zaowocował powstaniem aż trzech budowli...
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THE IPV4 TO IPV6 MIGRATION OF APPLICATIONS AND SERVICE
PublicationThis article presents the problems related to IPv4 to IPv6 migration of applications supporting network services. It summarizes the needs of executing such migration. It shows the basic problems of automating the migration process, having defined the basic terms, i.e.: a network service, a network application. It shows a sample implementation of the automation of the migration process between IP technologies for selected network...
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The electrochemical studies of CB-PLA electrode after surface activation by proteinase K digestion with different times and concentrations
Open Research DataThe dataset contains the electrochemical studies performed to evaluate surface activation of the CB-PLA 3D printed electrodes by enzymatic hydrolysis in a solution containing proteinase K. DIfferent proteinase K concentrations and digestion times were evaluated, as described in subfolder names. The studies were performed before surface activation, during...
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Scanning electron microscopy studies of the weld decay on SS 304 of water supply pipeline
Open Research DataThis dataset contains micrographs made with scanning electron microscope (SEM) Hitachi S-3400N, of the weld decay for water supply system pipelines made of AISI 304 stainless steel. Within the dataset one can see the different corrosion mechanisms. The micrographs were made after the Strauss test (excluding pictures labeled as pits_in_HAZ, done without...
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Modelling of Ship’s Heeling and Rolling for the Purpose of Gantry Control Improvement in the Course of Cargo Handling Operations in Sea Ports
PublicationThe paper presents two proposals of models of interaction between a ship and cargo being loaded or discharged by a gantry in port, in terms of heeling and rolling of the vessel. The main purpose of such modelling is the need for improvement of gantry control with regard to faster operations thanks to more accurate estimation of level and moment of cargo release from a gantry hook or spreader. The study may be the contribution to...
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Comparative study of neural networks used in modeling and control of dynamic systems
PublicationIn this paper, a diagonal recurrent neural network that contains two recurrent weights in the hidden layer is proposed for the designing of a synchronous generator control system. To demonstrate the superiority of the proposed neural network, a comparative study of performances, with two other neural network (1_DRNN) and the proposed second-order diagonal recurrent neural network (2_DRNN). Moreover, to confirm the superiority...
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Landfill leachates and wastewater of maritime origin as possible sources of endocrine disruptors in municipal wastewater
PublicationIn this study, wastewater from municipal services, such as a port wastewater reception facility (PRF-WW) and a municipal solid waste plant (MSWP), was tested for the presence of the suspected endocrine-disrupting compounds phthalates (PAEs) and bisphenol A (BPA). PAEs and BPA were found in this study in high concentrations in raw wastewater obtained from passenger ships (RMT-WWs) (up to 738 μg/L and 957 μg/L, respectively) collected...
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Substrate Integrated Waveguide-Based Frequency-Tunable Self-Octaplexing Antenna
PublicationThis communication presents the first-ever substrate integrated waveguide (SIW)-based frequency-tunable self-octaplexing antenna (SOA) for wireless communication. The structure is arranged by implementing eight distinct patches with planar 50-ohm feedlines at the top of the SIW cavity, which realize eight distinct resonant frequencies. Independent tuning of each resonant frequency is achieved by incorporating appropriately allocated...