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- Publikacje 362 wyników po odfiltrowaniu
- Osoby 40 wyników po odfiltrowaniu
- Laboratoria 1 wyników po odfiltrowaniu
- Zespoły Badawcze 2 wyników po odfiltrowaniu
- Aparatura Badawcza 5 wyników po odfiltrowaniu
- Kursy Online 132 wyników po odfiltrowaniu
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- Dane Badawcze 857 wyników po odfiltrowaniu
wyświetlamy 1000 najlepszych wyników Pomoc
Wyniki wyszukiwania dla: 6-diamidino-2-phenylindol.
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Natural deep eutectic solvent based ultrasound assisted liquid-liquid micro-extraction method for methyl violet dye determination in contaminated river water
PublikacjaSimple and green natural deep eutectic solvent (NADES) based ultrasound assisted liquid-liquid micro-extraction (UA-LLME) method was developed for extraction and determination of methyl violet dye in contaminated river water samples using UV/Vis spectrophotometry. Choline chloride - decanoic acid based natural deep eutectic solvent was used for extraction. Important analytical parameters like pH, deep eutectic solvent volume/phase...
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Józef Kotus dr hab. inż.
Osoby -
Turbiny parowe i gazowe
Kursy Online1. Obiegi turbin parowych. 2. Obiegi turbin gazowych. 3. Obiegi siłowni parowo-gazowych. 4. przepływy w przyrządach ekspansyjnych. 5 . Teoria stopnia turbiny cieplnej. 6. turbiny wielostopniowe. 7. Konstrukcja turbin.
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Heat turbomachinery
Kursy Online1. Steam turbine cycles. 2. Gas turbine cycles. 3. Combined gas-steam cycles. 4. Flows in nozzles. 5. Theory of turbine stages. 6. Multistage turbines. 7. Examples of turbine design.
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Characteristics of selected Anabaena isolates from CCNP Collection
Dane BadawczeEN: This dataset includes information about Anabaena strains (cyanobacteria) deposited in the Culture Collection of Northern Poland (CCNP), at the Division of Marine Biotechnology, Institute of Oceanography, University of Gdańsk, Poland. Presented data concern Anabaena strains their (1) isolation and culture conditions, (2) taxonomic position, (3) morphology...
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Development of Biocompatible Fe3O4@SiO2 Nanoparticles as Subcellular Delivery Platform for Glucosamine-6-phosphate Synthase Inhibitors
PublikacjaNumerous inhibitors of glucoseamine-6-phophate synthase (GlcN-6-P), the enzyme responsible from catalysis of the first step of metabolic pathway leading to metabolism 5’-diphospho-N-acetyl-D- glucosamine, were reported as effective agents for inhibiting the growth of various fungal pathogens. Among the reported inhibitors,...
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Modelowanie propagacji fal sprężystych w węzłach spawanych konstrukcji stalowych
PublikacjaCelem pracy było wykonanie numerycznych modeli spawanych węzłów konstrukcji stalowych poddanych krótkotrwałym sinusoidalnym wzbudzeniom o wysokich częstotliwościach rzędu 100-200 kHz, symulujących propagację fal sprężystych w ciałach stałych oraz opracowanie wskaźnika pozwalającego na ocenę ewentualnych uszkodzeń występujących w węźle konstrukcji. Model numeryczny opracowano przy użyciu metody elementów skończonych. Jako przykład...
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Synthesis of compounds with C-P-P and C=P-P bond systems based on the phospha-Wittig reaction
PublikacjaA reactivity study of a β-diketiminate titanium(III) phosphanylphosphido complex [MeNacNacTi(Cl){η2-P(SiMe3)-PtBu2}] (1) towards ketones such as benzophenone, 9-fluorenone, acetophenone, cyclopentanone, cyclohexanone and cycloheptanone is reported. The reactions of 1 with aromatic ketones (without α-protons) directly lead to the Ti(III) complex [MeNacNacTi(μ2-Cl)(OSiMe3)] (5) as well as Ti(IV) complexes with the pinacol condensation...
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Podstawy metod numerycznych 2024
Kursy Online1.(0,5 godz.) Zasady dobrego programowania. Testowanie i usuwanie błedów. 2. (2 godz.) Metody znajdowania miejsc, zerowych funkcji, w tym: metoda bisekcji, metoda Newtona-Raphsona, metoda fałszywych pozycji, metoda Secansa i metody hybrydowe. 3. (2 godz.) Interpolacja, w tym, interpolacja Lagrange"a i interpolacja Hermite"a.4. (2 godz.) Interpolacja cd., funkcje gięte.5. (2 godz.) Rozwiązywanie układów równań liniowych: metoda...
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Podstawy metod numerycznych
Kursy Online1.(0,5 godz.) Zasady dobrego programowania. Testowanie i usuwanie błedów. 2. (2 godz.) Metody znajdowania miejsc, zerowych funkcji, w tym: metoda bisekcji, metoda Newtona-Raphsona, metoda fałszywych pozycji, metoda Secansa i metody hybrydowe. 3. (2 godz.) Interpolacja, w tym, interpolacja Lagrange"a i interpolacja Hermite"a.4. (2 godz.) Interpolacja cd., funkcje gięte.5. (2 godz.) Rozwiązywanie układów równań liniowych: metoda...
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Czyżew- Białystok 2020 - video data
Dane BadawczeThe data contain video traffic data registered on the section Czyżew - Białystok. The analyzed area is located in Podlaskie province. It includes road intersections with railroad line no. 6.
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S7-DK7 Myślenice Zakopane 2017 - video data
Dane BadawczeThe video cameras installed on the Expressway S7: 6 cameras in both directions, location: main road registered vehicles along the entire length of the road section. Cameras were mounted on 5-7 meter high masts. Date 11-15.08.2017
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Konstrukcja Okrętu II C, BOiJ, sem 5 - studia niestacjonarne , zimowy 21/22 (PG_00046526)
Kursy Online´1 Wprowadzenie – dlaczego obliczenia i jakie ´2 Zasady wykonywania obliczeń „ręcznych” ´3 Konstrukcja, modele ´4 Obliczanie naprężeń w belkach cienkościennych obciążonych obciążeniem poprzecznym i dodatkowymi naprężeniami osiowymi ´5 Ruszty płaskie ´6 Zadania
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Characteristics of selected Nodularia spumigena isolates from CCNP Collection
Dane BadawczeEN: This dataset includes information about Nodularia spumigena strains (Cyanobacteria) deposited in the Culture Collection of Northern Poland (CCNP), at the Division of Marine Biotechnology, Institute of Oceanography, University of Gdańsk, Poland. Presented data concern Nodularia spumigena strains, their (1) isolation and culture conditions, (2) taxonomic...
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Ribosomal intergenic spacer analysis as a tool for monitoring methanogenic archaea changes in an anaerobic digester
PublikacjaThe applicability of a newly-designed PCR primer pair in examination of methanogenic Archaea in a digester treating plant biomass was evaluated by Ribosmal Intergenic Spacer Analysis (RISA). To find a suitable approach, three variants of RISA were tested: (1) standard, polyacrylamide gel-based, (2) automated, utilized capillary electrophoresis (GA-ARISA), and (3) automated microfluidics-based (MF-ARISA). All three techniques yielded...
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Maturity Mismatch in the Polish Banking System and its Impact on the Economy
PublikacjaIn the article maturity mismatch in the Polish banking system is estimated based on the publicly available data. Then the impact on the economy is discussed. Based on Polish central bank’s data it may be estimated that between 1996 and 2012 the maturity gap increased significantly – average residual maturity of assets exceeds 6 years in 2012 (less than 2 years in 1996), while that of liabilities remains below 1 year. The gap...
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Preparation and characterization of TiO2 nanostructures for catalytic CO2 photoconversion
PublikacjaThe titanium dioxide target (99.7%) of 1 cm in dia was ablated in vacuum by laser pulses(6 ns) at 266 nm and at repetition rate of 10 Hz. During deposition the laser fluence between 1 and 3.5 J/cm2 and the O2 pressure from the range of 10-2 - 1 Pa were applied. The thin TiO2 films were deposited on glass substrate (1 × 1 cm2) heated up to 500 °C. The chemical composition of the film and samples produced by annealing were investigated...
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Government in the metaverse: Requirements and suitability for providing digital public services
PublikacjaDigital government comprises all means to enable governments to interact with their constituents digitally. The metaverse provides a virtual reality environment where various activities can be carried out without physically visiting the places of interest, including the public authorities. Yet, how governments can use the metaverse is unknown. This paper aims to extend the understanding of the metaverse architecture requirements...
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Correlation between Compressive Strength and Heat of Hydration of Cement Mortars with Siliceous Fly Ash
PublikacjaThis paper presents the results of calorimetric and strength tests of mortars with ordinary Portland cement and two substitution rates (10 and 20%) of cement by siliceous fly ash. The prepared samples were cured under isothermal conditions at four different temperatures: 23, 33, 43 and 53 °C. Heat of hydration was measured using an isothermal calorimeter dedicated to monitor the hydration process of cementitious composites such...
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Photosensitive and pH-dependent activity of pyrazine-functionalized carbazole derivative as promising antifungal and imaging agent
PublikacjaCarbazole skeleton plays a significant role as a structural scaffold of many pharmacologically active compounds. Pyrazine-functionalized carbazole derivative was constructed by coupling 2-amino-5-bromo-3-methylaminepyrazine (ABMAP) into 3 and 6 positions of the carbazole ring. Multi-experimental methods were used, e.g., potentiometric, spectroscopic (ATR, UV, XRD powder,1H and13C NMR), electrochemical (cyclic voltammetry), and...
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Modelling of sequencing batch reactor operating at various aeration modes
PublikacjaThe presented study involved designing a computer model of a sequencing batch reactor (SBR) at laboratory scale. The data pertaining to the technical aspects of the bioreactor and quality indicators of wastewater constituted the input for the employed simulation tool, i.e. GPS-X software package. The results of a simulation involving a 12-hour operation cycle are presented in this work; each cycle included 6 phases: filling, mixing,...
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Density, sound velocity, viscosity, and refractive index of new morpholinium ionic liquids with amino acid-based anions: Effect of temperature, alkyl chain length, and anion
PublikacjaIn this work, room temperature synthesis of twenty new ionic liquids (ILs) based on the N-alkyl-N-methylmorpholinium ([Mor1,R], R = 2, 3, 4, 6, 8) cation and N-acetyl-L-amino acid anions (L-alaninate, L-valinate, L-leucinate, L-isoleucinate) was described. The synthesized ILs were characterized by various spectroscopic techniques and high-resolution mass spectrometry. Furthermore, density (ρ), sound velocity (v), viscosity (η)...
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Examining Government-Citizen Interactions on Twitter using Visual and Sentiment Analysis
PublikacjaThe goal of this paper is to propose a methodology comprising a range of visualization techniques to analyze the interactions between government and citizens on the issues of public concern taking place on Twitter, mainly through the official government or ministry accounts. The methodology addresses: 1) the level of government activity in different countries and sectors; 2) the topics that are addressed through such activities;...
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Applications of semi-definite optimization in quantum information protocols
PublikacjaThis work is concerned with the issue of applications of the semi-definite programming (SDP) in the field of quantum information sci- ence. Our results of the analysis of certain quantum information protocols using this optimization technique are presented, and an implementation of a relevant numerical tool is introduced. The key method used is NPA discovered by Navascues et al. [Phys. Rev. Lett. 98, 010401 (2007)]. In chapter...
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The Indonesian economy in 2005: An analysis using the input-output approach
PublikacjaThis study aims to analyze the economic conditions of Indonesia in 2005. This study employs Input-Output (IO) analysis as an analysis instrument. The data of this study is the Indonesian IO table for 2005. Thus, the Indonesian economy is represented by Indonesian industrial sectors mentioned in the data. There are nine industries used in the present study, namely (1) agriculture, livestock, forestry, and fishery, (2) mining and...
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Boron-Enhanced Growth of Micron-Scale Carbon-Based Nanowalls: A Route toward High Rates of Electrochemical Biosensing
PublikacjaIn this study, we have demonstrated the fabrication of novel materials called boron-doped carbon nanowalls (B:CNWs), which are characterized by remarkable electrochemical properties such as high standard rate constant (k°), low peak-to-peak separation value (ΔE) for the oxidation and reduction processes of the [Fe(CN)6]3–/4– redox system, and low surface resistivity. The B:CNW samples were deposited by the microwave plasma-assisted...
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Analiza wpływu zwarć w sieci trakcyjnej na pracę elektroenergetycznej sieci zasilającej
PublikacjaCelem pracy było wypełnienie luki istniejącej w zakresie badań dotyczących współpracy sieci trakcyjnej z elektroenergetyczną siecią zasilającą.Na potrzeby pracy opracowano modele elementów układu zasilania odbiorów w sieci trakcyjnej i aparatów zabezpieczających przed skutkami zwarć. Wykonano badania wpływu zwarć w sieci trakcyjnej ograniczanych przez bezpieczniki trakcyjne, wyłączniki szybkie i wyłączniki prądu przemiennego na...
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Thermogravimetric analysis data of hydration in air and nitrogen for BaCe0.6Zr0.2Y0.1M0.1O3-δ (M = Fe, Pr, Tb)
Dane BadawczeThe dataset consists of 6 files of thermogravimetric analysis (TGA) data. The TGA experiments of hydration for BaCe0.6Zr0.2Y0.1Fe0.1O3-δ (BCZYFe), BaCe0.6Zr0.2Y0.1Pr0.1O3-δ (BCZYPr), and BaCe0.6Zr0.2Y0.1Tb0.1O3-δ (BCZYTb) were conducted on Netzsch STA 449.
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Video DATA - Traffic generation modeling for discount shops - Czerska Street
Dane BadawczeThe data includes video traffic data (vehicles, pedestrians, cyclists) registered at 71 Czerska street in Gdansk. The data covers the day 01.10.2020 at 6:00-22:00. The video camera was installed at the parking area belonging to the discount store Lidl. The data obtained was used in analysis, providing information about the modal split, the number of...
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Video DATA - Traffic generation modeling for discount shops - Dragana Street
Dane BadawczeThe data includes video traffic data (vehicles, pedestrians, cyclists) registered at 27 Dragana street in Gdansk. The data covers the day 01.10.2020 at 6:00-22:00. The video camera was installed at the parking area belonging to the discount store Lidl. The data obtained was used in analysis, providing information about the modal split, the number of...
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Performance of the Direct Sequence Spread Spectrum Underwater Acoustic Communication System with Differential Detection in Strong Multipath Propagation Conditions
PublikacjaThe underwater acoustic communication (UAC) operating in very shallow-water should ensure reliable transmission in conditions of strong multipath propagation, significantly disturbing the received signal. One of the techniques to achieve this goal is the direct sequence spread spectrum (DSSS) technique, which consists in binary phase shift keying (BPSK) according to a pseudo-random spreading sequence. This paper describes the DSSS...
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Integration Data Model of the Bathymetric Monitoring System for Shallow Waterbodies Using UAV and USV Platforms
PublikacjaChanges in the seafloor relief are particularly noticeable in shallow waterbodies (at depths up to several metres), where they are of significance for human safety and environmental protection, as well as for which the highest measurement accuracy is required. The aim of this publication is to present the integration data model of the bathymetric monitoring system for shallow waterbodies using Unmanned Aerial Vehicles (UAV) and...
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Tribo-Environment Dependent Chemical Modification of Sliding Interfaces in Ultrananocrystalline Diamond Nanowall Film: A Correlation with Friction and Wear
PublikacjaTribological properties of ultrananocrystalline diamond nanowall (UNCD NW) films were investigated quantitatively in three different and controlled tribo-environmental conditions, proposing the passivation and graphitization mechanisms. However, these mechanisms are rather complicated and possibly can be understood in well-controlled tribological conditions. It was shown that the friction and wear of these films were high in highPage 1...
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Processing of Satellite Data in the Cloud
PublikacjaThe dynamic development of digital technologies, especially those dedicated to devices generating large data streams, such as all kinds of measurement equipment (temperature and humidity sensors, cameras, radio-telescopes and satellites – Internet of Things) enables more in-depth analysis of the surrounding reality, including better understanding of various natural phenomenon, starting from atomic level reactions, through macroscopic...
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Witold Parteka Dr
OsobyWykształcenie: Uniwersytet Gdański - Wydział Filologiczno-Historyczny – kierunek historia specjalność nauczycielska – dyplom (20 czerwiec 1997) – mgr historii Akademia Pomorska w Słupsku Wydział Filologiczno-Historyczny, Instytut Historii –– 21 październik 2009 - dr nauk humanistycznych w zakresie historii. Temat doktoratu: Szkolnictwo oficerskie Polskiej Marynarki Handlowej w latach 1945-1968 Zainteresowania badawcze: historia...
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XRD pattern of Mo2Ga2C, Mo2CTx/Mo2GaC and Ni-Mo2CTx/Mo2Ga2C materials
Dane BadawczeIn the dataset are included raw data for the preparation of XRD pattern of Mo2Ga2C, Mo2CTx/Mo2GaC and Ni-Mo2CTx/Mo2Ga2C materials.
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The II phase metabolism of endogenous and exogenous compounds, including antitumor chemotherapeutics
PublikacjaThe II phase metabolism, it is a set of metabolism and excretion pathways of endogenous as well as exogenous compounds including xenobiotics. UDP-glucuronyltransferases (UGTs; EC 2.4.1.17) are the most crucial representatives of II phase enzymes, which are responsible for the transformation of bilirubine and bile acids, steroids and thyroid hormones and lipids. Exogenous compounds, including drugs, carcinogens, environmental pollutants...
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Chemical investigation on the mechanism and kinetics of the atmospheric degradation reaction of Trichlorofluoroethene by OH⋅ and Its subsequent fate in the presence of O2/NOx
PublikacjaThe M06-2X/6-311++G(d,p) level of theory was used to examine the degradation of Trichlorofluoroethene (TCFE) initiated by OH⋅ radicals. Additionally, the coupled-cluster single-double with triple perturbative [CCSD(T)] method was employed to refine the single-point energies using the complete basis set extrapolation approach. The results indicated that OH-addition is the dominant pathway. OH⋅ adds to both the C1 and C2 carbons,...
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Cross-linking of sodium caseinate-structured emulsion with transglutaminase alters postprandial metabolic and appetite responses in healthy young individuals
PublikacjaThe physico-chemical and interfacial properties of fat emulsions influence lipid digestion and may affect postprandial responses. The aim of the present study was to determine the effects of the modification of the interfacial layer of a fat emulsion by cross-linking on postprandial metabolic and appetite responses. A total of fifteen healthy individuals (26·5 (sem 6·9) years and BMI 21·9 (sem 2·0) kg/m2) participated in a cross-over...
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Optymalizacja eksperymentu identyfikującego modele procesów biomedycznych
Publikacjaksiążka przedstawia wybrane metody modelowania procesów w systemach biomedycznych oraz metody optymalnej identyfikacji modeli. w rozdziale 2 zaprezentowano metodykę modelowania kinetyki substancji. omówiono kompartmentowe modelowanie struktury wewnętrznej systemu oparte na koncepcji zmiennych stanu. w rozdziale 3 przedstawiono zagadnienie optymalizacji eksperymentu biomedycznego ze szczególnym uwzględnieniem optymalizacji sygnału...
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Leukemia and risk of recurrent Escherichia coli bacteremia: genotyping implicates E. coli translocation from the colon to the bloodstream.
PublikacjaIn patients with leukemia, the portal(s) and reasons for the persistence of an Escherichia coli recurrent bacteremia remain unclear. Adult Hematology Clinic (AHC) databases at the State Clinical Hospital in Gdańsk were reviewed to evaluate the frequency of E. coli bacteremia between 2002 and 2005. Blood and bowel E. coli strains were obtained and the genetic relatedness of the strains was analyzed. The rate of E. coli bacteremia...
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Przykłady projektów : Projekty inwestycyjne twarde : Projekt budowy zadaszenia trybun areny sportowej w Kozłowie
PublikacjaW opracowaniu przedstawiono opis przypadku z działalności gospodarczej (ang. Case study) z obszaru działalności inwestycyjnej. Opisano przykład przygotowania i realizacji pro-jektu który zaliczany jest do kategorii „twardych” tj. wynik projektu ma charakter materialny. Przedmiotem opisu i analiz jest projekt budowy zadaszenia trybun areny sportowej w Kozło-wie, który był podprojektem większego projektu, który obejmował przebudowę...
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Ti/TiO2 nanotubes sensitized PbS quantum dots as photoelectrodes applied for decomposition of anticancer drugs under simulated solar energy
PublikacjaOne of the challenges in research into photoelectrocatalytic (PEC) degradation of pollutants is finding the appropriate photoanode material, which has a significant impact on the process efficiency. Among all others, photoelectrodes based on an ordered TiO2 nanotube arrays are a promising material due to well-developed surface area and efficient charge separation. To increase the PEC activity of this material, the SILAR method was...
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Network oscillations modulate interictal epileptiform spike rate during human memory
PublikacjaEleven patients being evaluated with intracranial electroencephalography for medically resistant temporal lobe epilepsy participated in a visual recognition memory task. Interictal epileptiform spikes were manually marked and their rate of occurrence compared between baseline and three 2 s periods spanning a 6 s viewing period. During successful, but not unsuccessful, encoding of the images there was a significant reduction in...
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Potential reduction of traffic noise by the means of increased fleet of electric vehicles using a combination of low-noise tyres and low-noise road surfaces
PublikacjaIn the future, the number of zero-emission vehicles like electric and plug-in hybrid vehicles (in electric mode) is expected to be a substantial part of the vehicle fleet. In Norway, such vehicles already account for approximately 20 % of all new cars sold. Since these vehicles emit negligible noise related to the power-train, the tyre/road noise is the dominating noise source. In the LEO project, tyres designed for such cars have...
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Urządzenia radiokomunikacyjne - 2022/2023
Kursy OnlineNa wykładzie będą poruszane m.in. następujące zagadnienia: 1. Metoda oznaczania emisji radiowych. 2. Schemat blokowy nadajnika radiokomunikacyjnego 3. Schematy blokowy odbiornika radiokomunikacyjnego 4. Syntezatory częstotliwości. 5. Przykłady urządzeń radiokomunikacyjnych. 6. Radio programowalne. Kierunek EiT, sem. 7, studia stacjonarne I stopnia, profil Systemy i sieci radiokomunikacyjne
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Urządzenia radiokomunikacyjne - 2023/2024
Kursy OnlineNa wykładzie będą poruszane m.in. następujące zagadnienia: 1. Metoda oznaczania emisji radiowych. 2. Schemat blokowy nadajnika radiokomunikacyjnego 3. Schematy blokowy odbiornika radiokomunikacyjnego 4. Syntezatory częstotliwości. 5. Przykłady urządzeń radiokomunikacyjnych. 6. Radio programowalne. Kierunek EiT, sem. 7, studia stacjonarne I stopnia, profil Systemy i sieci radiokomunikacyjne
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DK16 Mrągowo-Ełk 2017- video data
Dane BadawczeDK16 Mrągowo-Ełk 2017- video data
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Investigation of the uniformity of TeO2:Eu layer
Dane BadawczeTeO2 doped by Eu thin films manufactured by magnetron sputtering method were measured by XPS method. Te-Eu mosaic target with diameter of 50.8 mm was sputtered for about 45 min in argon-oxygen atmosphere what resulted in 300 nm film thickness deposition. The pressure in the deposition chamber was below 0.2 Pa and substrate was heated at 200 oC during...
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Miernictwo radiokomunikacyjne - 2022/2023
Kursy OnlineNa wykładzie są poruszane m.in. następujące zagadnienia: 1. Metody pomiarowe w radiokomunikacji 2. Pomiary nadajników radiokomunikacyjnych 3. Zniekształcenia intermodulacyjne 4. Pomiary odbiorników radiokomunikacyjnych 5. Podstawowa aparatura pomiarowa 6. Stanowisko pomiarowe 7. Pomiary stacji bazowych i ruchomych Kierunek EiT, sem. 7, studia stacjonarne, profil Systemy i sieci radiokomunikacyjne.