wyświetlamy 1000 najlepszych wyników Pomoc
Wyniki wyszukiwania dla: DEGREE OF MONOPOLY
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Placement Test 2nd Degree (Studies in English) 1 sem
Kursy Online -
Tomasz Zubowicz dr inż.
OsobyTomasz Zubowicz has received his M.Sc. Eng. degree in Control Engineering from the Faculty of Electrical and Control Engineering at the Gda{\'n}sk University of Technology (GUT) in $2008$. He received his Ph.D. Eng. (Hons.) in the field of Control Engineering from the same faculty in $2019$. In $2012$ he became a permanent staff member at the Department of Intelligent Control and Decision Support Systems at GUT and a member of...
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Zarządzanie cenami w przedsiębiorstwie działającym na oligopolistycznym rynku produktów homogenicznych
PublikacjaW artykule pokazano ogólne prawidłowości w zakresie kształtowania cen na rynku konkurencji doskonałej, monopolu czystego oraz oligopolu homogenicznego wykorzystując analizę graficzną. Wskazano również możliwości zarządzania cenami w oligopolu działającym na rynku międzynarodowym na podstawie przybliżonego rozwiązania optymalnego dla branży.
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Michał Lech dr inż.
OsobyMichał Lech was born in Gdynia in 1983. In 2007 he graduated from the faculty of Electronics, Telecommunications and Informatics of Gdansk University of Technology. In June 2013, he received his Ph.D. degree. The subject of the dissertation was: “A Method and Algorithms for Controlling the Sound Mixing Processes with Hand Gestures Recognized Using Computer Vision”. The main focus of the thesis was the bias of audio perception caused...
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Nondestructive corrosion degradation assessment based on asymmetry of guided wave propagation field
PublikacjaThe article presents the results of numerical and experimental investigation of guided wave propagation in steel plates subjected to corrosion degradation. The development of novel procedures allowing for the assessment of the corrosion degradation level is crucial in the effective diagnostics of offshore and ship structures that are especially subjected to aggressive environments. The study’s main aim is to investigate the influence...
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The XRD pattern of CeO2/10wt.%Cu prepared without BCD
Dane BadawczeThe dataset includes the XRD pattern of CeO2/10wt.%Cu. The samples of nanoCeO2 were impregnated without BCD-assisted precursor solution (betacyclodextrin) - pure nitarte solution 1M. The dataset includes the 5-90 2theta degree measurement. Nonreduced. Sintered at 400oC for 4 h in air.
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The XRD pattern of CeO2/10wt.%Fe prepared without BCD
Dane BadawczeThe dataset includes the XRD pattern of CeO2/10wt.%Fe. The samples of nanoCeO2 were impregnated without BCD-assisted precursor solution (betacyclodextrin) - pure nitarte solution 1M. The dataset includes the 5-90 2theta degree measurement. Nonreduced. Sintered at 400oC for 4 h in air.
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The XRD pattern of CeO2/10wt.%Mn prepared without BCD
Dane BadawczeThe dataset includes the XRD pattern of CeO2/10wt.%Mn. The samples of nanoCeO2 were impregnated without BCD-assisted precursor solution (betacyclodextrin) - pure nitarte solution 1M. The dataset includes the 5-90 2theta degree measurement. Nonreduced. Sintered at 400oC for 4 h in air.
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The XRD pattern of CeO2/10wt.%Co prepared without BCD
Dane BadawczeThe dataset includes the XRD pattern of CeO2/10wt.%Co. The samples of nanoCeO2 were impregnated without BCD-assisted precursor solution (betacyclodextrin) - pure nitarte solution 1M. The dataset includes the 5-90 2theta degree measurement. Nonreduced. Sintered at 400oC for 4 h in air.
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The XRD pattern of CeO2/10wt.%Ni prepared without BCD
Dane BadawczeThe dataset includes the XRD pattern of CeO2/10wt.%Ni. The samples of nanoCeO2 were impregnated without BCD-assisted precursor solution (betacyclodextrin) - pure nitarte solution 1M. The dataset includes the 5-90 2theta degree measurement. Nonreduced. Sintered at 400oC for 4 h in air.
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Characteristics of volatile organic compounds emission profiles from hot road bitumens
PublikacjaA procedure for the investigation and comparison of volatile organic compounds (VOCs) emission profiles to the atmosphere from road bitumens with various degrees of oxidation is proposed. The procedure makes use of headspace analysis and gas chromatography with universal as well as selective detection, including gas chromatography–mass spectrometry (GC–MS). The studies revealed that so-called vacuum residue, which is the main component...
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Muneer Ahmed Mr
OsobyLooking for an organization where I can better utilize my scientific and technical skills in the arena of research or work as a faculty person. Besides, I am also willing to work as professional engineer with dedication and diligence in dynamic environment. Likewise, I've been a committed and tenacious candidate throughout my career. I am aware of the level of commitment, dedication and strength required. Despite the fact that...
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Technical thermodynamics
Kursy OnlineTechnical thermodynamics for double degree between Gdańsk Tech and Dezhou University
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Natalia Anna Wójcik dr hab. inż.
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Radiation pattern measurements of geometrically small antennas performed in non-anechoic environments
Dane BadawczeThe dataset contains unprocessed measurements of radiation pattern characteristics performed in non-anechoic regime for three geometrically small antenna structures: a spline-parameterized Vivaldi structure, a compact spline-based monopole, and a quasi-Yagi geometry with enhanced bandwidth. The responses have been obtained over broad frequency ranges...
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Measurements of electrically small antenna radiation patterns in non-anechoic environments using TGM
Dane BadawczeThe dataset contains raw and processed measurements of radiation pattern characteristics performed in non-anechoic regime for four antenna structures: a spline-parameterized Vivaldi structure, a compact spline-based monopole, super-ultrawideband antenna, and a quasi-Yagi component. The responses have been obtained at the selected frequencies of interest...
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Artur Gańcza dr inż.
OsobyI received the M.Sc. degree from the Gdańsk University of Technology (GUT), Gdańsk, Poland, in 2019. I am currently a Ph.D. student at GUT, with the Department of Automatic Control, Faculty of Electronics, Telecommunications and Informatics. My professional interests include speech recognition, system identification, adaptive signal processing and linear algebra.
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Robert Burczyk mgr inż.
OsobyRobert 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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ZTNBD - Zaawansowane technologie nierelacyjnych baz danych 2022-2023
Kursy OnlineThe course is addressed to master-degree students in the field of computer science in the second semester.
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The XRD diffraction patterns of Ce0.9M0.1O2 prepared using the reverse microemulsion method
Dane BadawczeThe dataset includes XRD patterns of Ce0.9M0.1O2 (where M=Mn, Fe, Co, Ni, Cu) nanopowders prepared using the reverse microemulsion method. The powders were precipitated from organic-based solution using tetramethylammonium hydroxide (TMAOH). After the precipitation, the sediment was centrifuged and rinsed with alcohol several times. Precursors powder...
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Patch size setup and performance/cost trade-offs in multi-objective antenna optimization using domain patching technique
PublikacjaA numerical study concerning multi-objective optimization of antenna structures using sequential domain patching (SDP) technique has been presented. We investigate the effect of various setups of the patch size on the operation of the SDP algorithm and possible trade-offs concerning the quality of the Pareto set found by SDP and the computational cost of the optimization process. Our considerations are illustrated using a UWB monopole...
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Final Project BiM
Kursy OnlineThis course pertains to the final thesis that you students prepare and defend to obtain the bachelor's degree.
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Statement of FUS revenues and costs (in PLN thousand) in the first half of 2020
Dane BadawczeIn the period from January to June 2020. The fund's expenditure amounted to PLN 130.0 billion, while revenues from premiums and their derivatives amounted to PLN 92.2 billion. As a result, in the first half of this year, the degree of coverage of expenses with revenues from premiums and their derivatives amounted to. the level of 70.9 percent (a decrease...
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The Education of Analytical Chemists in Polish Universities
PublikacjaAnalytical Chemistry plays a very important role in the modern world. The main reasons are; the need of environmental monitoring, quality of food and water control, human health, quality of industrial production control, nanotechnologies and material science. Together with Inorganic Chemistry, Organic Chemistry and Physical Chemistry, Analytical Chemistry is a fundamental chemical course. The education of Analytical Chemists is...
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Assessment of the Relationship between the Shape of the Lateral Meniscus and the Risk of Extrusion Based on MRI Examination of the Knee Joint
PublikacjaBackground Meniscus extrusion is a serious and relatively frequent clinical problem. For this reason the role of different risk factors for this pathology is still the subject of debate. The goal of this study was to verify the results of previous theoretical work, based on the mathematical models, regarding a relationship between the cross-section shape of the meniscus and the risk of its extrusion. Materials and Methods Knee...
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Guided wave propagation signals measured on corroded stiffened panels
Dane BadawczeThe fundamental antisymmetric Lamb mode was excited by piezoelectric transducers attached at the pre-selected points on stiffened panels, representing typical structural ship components. The specimens were exposed to accelerated marine corrosion degradation, so the signals were collected to analyze the influence of the degree of degradation on the wave...
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The XRD diffraction patterns of annealed Ce0.9M0.1O2 powders prepared using the reverse microemulsion method
Dane BadawczeThe dataset includes XRD patterns of Ce0.9M0.1O2 (where M=Mn, Fe, Co, Ni, Cu) nanopowders prepared using the reverse microemulsion method. The powders were precipitated from organic-based solution of nitrates using TMAOH. The sediment was cetrifuged and rinsed with alcohol several times. Powders were dried and calcinated at 500 degrees for 2 h, followed...
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FTIR spectra of Ce0.9M0.1O2 synthesised by reverse microemulsion method
Dane BadawczeThe dataset consist of the FTIR spectra of Ce0.9M0.1O2 synthesised by reverse microemulsion method, after calcination at 500 degrees.
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Application of Monte-Carlo method to modelling influence of selected soil heterogeneity on macrodispersion of pollutants in unsaturated soil medium
PublikacjaThe influence of soil heterogeneity on miscible solute transport in soil is analyzed. The transport process is simulated numerically using the Monte-Carlo method. This paper shows how different types of soil heterogeneity influence the process of contaminant spreading. If independent flow paths exist in the soil, the degree of the mixing of pollutants in the outflow from the soil profile is larger. If the preferential flow paths...
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Small Antenna Design Using Surrogate-Based Optimization
PublikacjaIn this work, design of small antennas using efficient numerical optimization is investigated. We exploit variable-fidelity electromagnetic (EM) simulations and the adaptively adjusted design specifications (AADS) technique. Combination of these methods allows us to simultaneously adjust multiple geometry parameters of the antenna structure of interest in a computationally feasible manner, leading to substantial reduction of the...
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Path components of the space of gradient vector fields on the two dimensional disc
PublikacjaWe present a short proof that if two gradient maps on the twodimensional disc have the same degree, then they are gradient homotopic.
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XRD-Ni foam as received and oxidised at 500_C
Dane BadawczeThese data contain XRD patterns of porous nickel foam commercial and oxidised in air at 500 C degrees for 8 hours.
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Brunauer-Emmett-Teller (BET) surface analysis of titanium dioxide (TiO2) and silicon dioxide (SiO2) used for coating of expanded polystyrene spheres (EPS)
Dane BadawczeData refer to the results of BET surface area of TiO2 and SiO2 powders used for coating of expanded polystyrene spheres. The detailed measurement and equipment data was described in readme BET.txt file.TiO2 was treated firstly in autoclave at 150 C degrees for 1h, then was further heat treated in Ar at 400 C degrees. As a raw material TiO2 was used,...
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Evaluation of Pavement Temperatures in Poland During Winter Conditions
PublikacjaThe paper presents the analysis of pavement temperatures from meteorological stations located at the Polish national roads during the impact of low winter temperatures. Presented issue is particularly important in view of the problem of low-temperature cracks that occur in the asphalt pavement under the influence of low temperatures. For each location of meteorological station there were analysed measurements of the temperature...
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Indicator of coverage of expenses with income from contributions in the Social Insurance Fund
Dane BadawczeThe consequences of the COVID-19 pandemic negatively affected the picture of the financial situation of the Social Insurance Fund. In the period from January to June this year. the fund's expenditure amounted to PLN 130.0 billion, while revenues from premiums and their derivatives amounted to PLN 92.2 billion. As a result, in the first half of this...
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Machine Tools and Cutting Tools W/L; DaPE; 1st grade, 6th semester, Summer 22/23 (M:320416W0)
Kursy OnlineDesign and Production Engineering (FME&ST), 1st degree, 6th semester
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APPLICATION OF THE KOSECKI’S METHOD IN DESIGNING OF OFFSHORE WIND POWER PLANTS FOUNDATION
PublikacjaThe concept of offshore wind power plants has been well developed in many European countries. There is no such thing as design of offshore wind power plants according to national tradition. The main problem is the lack of standards and guidelines. Ones being applied are Scandinavian or American methods which are not fully adapted to the conditions of the Baltic Sea. The article focuses on the monopile design, as it is currently the...
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XPS (X-ray photoelectron spectroscopy) of titanium dioxide coated nickel foams and heated 400,500, 600C
Dane BadawczeThis data set contains XPS spectra recorded for nickel foams coated with titanium dioxide and heated at 400, 500 and 600 degrees celcius.
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Thanos Of Titan
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Synergistic effects of a swirl generator and MXene/ water nanofluids used in a heat exchanger pipe of a negative CO2 emission gas power plant
Publikacjafocus on optimizing heat exchangers contributes to improved temperature control mechanisms, ensuring the sustainable operation of innovative power plants working towards negative CO2 emissions. In the realm of oxy-combustion within Negative CO2 Emission Power Plants (nCO2PP), the temperature of combustion products surpasses 3000 (K). Addressing this challenge, the imperative arises to reduce these elevated temperatures to a manageable...
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Vegetable derived-oil facilitating carbon black migration from waste tire rubbers and its reinforcement effect
PublikacjaThree dimensional chemically cross-linked polymer networks present a great challenge for recycling and reutilization of waste tire rubber. In this work, the covalently cross-linked networks of ground tire rubber (GTR) were degraded heterogeneously under 150 °C due to the synergistic effects of the soybean oil and controlled oxidation. The degradation mechanism was discussed using Horikx theory and Fourier transformation infrared...
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GreedyMAX-type Algorithms for the Maximum Independent Set Problem
PublikacjaA maximum independent set problem for a simple graph G = (V,E) is to find the largest subset of pairwise nonadjacent vertices. The problem is known to be NP-hard and it is also hard to approximate. Within this article we introduce a non-negative integer valued functionp defined on the vertex set V(G) and called a potential function of agraph G, while P(G) = max{vinV(G)| p(v)} is called a potential of G. For any graph P(G) <= D(G),...
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Spectroscopic studies of Nb-doped tricalcium phosphate glass-ceramics prepared by sol-gel method
PublikacjaCalcium-phosphate based glasses and glass-ceramics play a crucial role in the tissue engineering development. Apart from their high biocompatibility and excellent ability to undergo varying degrees of resorbability1, they exhibit relatively high bioactivity and due to that they are commonly used as bone and dental implants. A substantial research effort is devoted to improve calcium-phosphate materials physico-chemical properties...
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Analytical Study of Sliding Instability due to Velocity- and Temperature-Dependent Friction
PublikacjaThe instability of sliding causes deterioration of performance characteristics of tribosystems and is undesired. To predict its occurrence, the motion of a body of a one-degree-of-freedom system with friction is investigated about the steady sliding equilibrium position. The motion equation is formulated with the friction coefficient dependent on the sliding velocity and contact temperature changing due to transient heat conduction...
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Employment Specialization in the Enlarged European Union
PublikacjaThis paper presents the evolution of absolute employment specialization along the course of economic growth of 25 EU countries. We focus on the degree to which EU economies concentrate labor force in a few sectors/industries. Using disaggregated statistics classified according to NACE Rev. 1 division (71 sectors) we calculate various synthetic indices measuring the degree of diversification typical for the employment structures...
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Zdzisław Kowalczuk prof. dr hab. inż.
OsobyW 1978 ukończył studia w zakresie automatyki i informatyki na Wydziale Elektroniki Politechniki Gdańskiej, następnie rozpoczął pracę na macierzystej uczelni. W 1986 obronił pracę doktorską, w 1993 habilitował się na Politechnice Śląskiej na podstawie pracy Dyskretne modele w projektowaniu układów sterowania. W 1996 mianowany profesorem nadzwyczajnym, w 2003 otrzymał tytuł profesora nauk technicznych. W 2006 założył i od tego czasu...
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Spectroscopy Methods in Nanotechnology - laboratory 2022
Kursy OnlineCourse for 2nd degree Students of Nanotechnology, specialization Nanostructures and computer simulations in materials science, sem. 2.
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Spectroscopy Methods in Nanotechnology - laboratory 2023
Kursy OnlineCourse for 2nd degree Students of Nanotechnology, specialization Nanostructures and computer simulations in materials science, sem. 2.
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Material Removal Processes; W/L; DaPE; 1st grade, 2nd semester, Summer 21/22 (M:32002W0)
Kursy OnlineDesign and Production Engineering (WIMiO), 1st degree, 2nd semester Lectures and laboratory exercises
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Material Removal Processes; W/L; DaPE; 1st grade, 2nd semester, Summer 22/23 (M:32002W0)
Kursy OnlineDesign and Production Engineering (WIMiO), 1st degree, 2nd semester Lectures and laboratory exercises