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wszystkich: 1933
wyświetlamy 1000 najlepszych wyników Pomoc
Wyniki wyszukiwania dla: elements
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Synthesis and structural characterization of new cyclic siloxane with functionalized organic substituents
PublikacjaOcta(2-pyridyloxy)cyclotetrasiloxane was isolated as the product of the reaction between silicon disulfide and 2-hydroxypyridine. The new compound has been characterised by single crystal X-ray analysis, revealing a planar eight-membered ring with functionalized organic substituents on the silicon atoms.
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A Novel [4+2] Cycloaddition Reaction Involving Lawesson’s Reagent. Structure and Specific Fragmentations of a New Cyclic 1,2-Thiaphosphinane-4-one
PublikacjaA crude morpholine enamine of acetone treated with Lawesson’s reagent unexpectedly yielded a six-membered thiaphosphinane-4-one. This compound is the first example of a new class of heterocycles. It has been proven that it is formed from 4-methyl-2-morpholino-1,3-pentadiene which is usually present in crude morpholine enamine batches. A mechanism of this regioselective reaction was postulated and a characteristic chair-like conformation...
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Robert Bogdanowicz dr hab. inż.
OsobyRobert Bogdanowicz received his Ph.D. degree with honours in Electronics from the Gdansk University of Technology. He worked as a post-doc researcher in Ernst-Moritz-Arndt-Universität Greifswald Institut für Physik. He has initiated optical emission imaging of muti-magnetron pulsed plasma and contributed to the development of antibacterial implant coatings deposited by high-power impulse magnetron sputtering. He moved back to...
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Aneta Łuczkiewicz prof. dr hab. inż.
OsobyProwadzę badania nad zdolnościami adaptacyjnymi mikroorganizmów oraz możliwością ich wykorzystania do wspomagania procesów technologicznych. Łączę inżynierię środowiska z elementami inżynierii biomedycznej i materiałowej. Interesują mnie nowatorskie metody detekcji mikroorganizmów istotnych klinicznie w środowisku wodnym (tzw. epidemiologia oparta na ściekach) oraz zaawansowane i praktyczne rozwiązania w sektorze gospodarki wodnej....
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Krystyna Nagrodzka-Godycka prof. dr hab. inż.
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Artur Piekarczuk dr hab. inż. prof. ITB
OsobyMy professional activity includes issues related to the examination and evaluation of construction products and the preparation of academic, technical and expert opinions on building construction structures as well as scientific articles in the field of buildings. My interests were focused on the use of modern methods of numerical analysis in research and expert works. I am currently the Manager of the Durability Testing Laboratory...
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Patryk Ziółkowski dr inż.
OsobyAdiunkt na Politechnice Gdańskiej. Brał udział w projektach międzynarodowych, w tym projektach dla Ministerstwa Transportu stanu Alabama (2015), jest także laureatem grantu Fundacji Kościuszkowskiej na prowadzanie badań w USA, który zrealizował w 2018 roku. Ekspert w dziedzinie sztucznej inteligencji. Jego główny obszar zainteresowań badawczych stanowi zastosowanie sztucznej inteligencji w Inżynierii Lądowej. Prowadzi projekty...
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Wojciech Wyrzykowski dr hab.
OsobyWojciech Wyrzykowski jest pracownikiem Katedry Finansów na Wydziale Zarządzania i Ekonomii Politechniki Gdańskiej. Jest autorem 70 publikacji naukowych w tym 5 monografii oraz współautorem 7 monografii. Najistotniejsze z nich oddające zainteresowania naukowe autora to m.in.: Podatkowe uwarunkowania rozwoju przedsiębiorczości w Polsce, Podatki w Polsce – zarys wykładu, Księgi, ewidencje i rejestry podatkowe małych przedsiębiorców,...
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Construction project I
Kursy OnlineLearning how to prepare building elements, structural design of a single-family house
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Ewa Marjańska dr inż.
OsobyEwa Marjańska pracuje jako adiunkt na Politechnice Gdańskiej na Wydziale Zarządzania i Ekonomii. Uzyskała stopień doktora w dziedzinie nauk o towaroznawstwie. Jej zainteresowania naukowe koncentrują się przede wszystkim na metodach ilościowego pomiaru jakości, w tym analizie jakości żywności i systemach zarządzania jakością. Jest autorką artykułów opublikowanych w recenzowanych czasopismach o zasięgu międzynarodowym, m.in. Desalination...
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Fundamentals of Electrical Engineering and Electronics 1 [2021/22]
Kursy OnlineBasic concepts of electrical engineering, theory of electric circuits, basic elements and electronic systems
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Fundamentals of Electrical Engineering and Electronics 1 [2022/23]
Kursy OnlineBasic concepts of electrical engineering, theory of electric circuits, basic elements and electronic systems
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Piotr Krajewski dr
OsobyPiotr Krajewski pracuje jako starszy bibliotekarz w Bibliotece Politechniki Gdańskiej. Jako pracownik Sekcji Informacji Naukowo-Technicznej skupia się przede wszystkim na zagadnieniach związanych z ruchem Open Access oraz rolą repozytoriów instytucjonalnych w jego rozwoju. Jest także autorem artykułów poruszających kwestie standaryzacji statystyk wykorzystania zasobów elektronicznych jak również problematykę „drapieżnych wydawców”....
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XPS measurement of the Fe-Ti based materials
Dane BadawczeThe mono‐ and bimetal‐modified (Pd, Cu) titanium(IV) oxide and iron oxide (III) photocatalysts were prepared by chemical reduction method and characterized using XPS method. The composition of elements incorporated in the surface layer of mono- and bimetallic photocatalysts was determined by XPS analysis, as well as the valence state of elements. Measurements...
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XLS file with the initial data on the dome's geometry outline
Dane BadawczeThis dataset consists of an XLS file with the initial data on the dome's geometry outline.
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Autodesk AUTOCAD file with the dome's geometry outline
Dane BadawczeThis dataset consists of an Autodesk AUTOCAD file with the dome's geometry outline.The studies carried out in the "Miniatura 7" scientific grant were devoted to both experimental and theoretical (numerical) measurements executed on a tensegrity dome model (with a Fuller-type grid) to identify the changes in the state of displacements, induced by the...
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Construction project II 2023/2024
Kursy OnlineBasic types of building structures, subdivision, definitions.Basic issues related to reinforced concrete and masonry structures.Pre-design work.Architectural and building design.Selected issues of fire safety regulations.Finishing work.Building elements e.g. stairs, façade systems and claddings, glazed walls, curtain walls, suspended ceilings, floors and flooring.suspended ceilings, floors and flooring, etc.Relationships between...
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The initial FEM model of the dome assembled in SOFiSTiK FEA (2020) software
Dane BadawczeThis dataset consists of an archive with the (selected) files of the initial FEM model of the dome assembled in SOFiSTiK FEA (2020) software.
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XLS file with the key results from the experimental analysis of the imperfect dome's state of displacements
Dane BadawczeThis dataset consists of an XLS file with the key results from the experimental analysis of the imperfect dome's state of displacements.
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Key results from the numerical FEM analysis of the imperfect dome's state of displacements
Dane BadawczeThis dataset consists of an XLS file with the key results from the numerical FEM analysis of the imperfect dome's state of displacements.
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The files from COMREL software used in the numerical reliability assessment of the imperfect dome's displacements
Dane BadawczeThis dataset consists of an archive with the files from COMREL software used in the numerical reliability assessment of the imperfect dome's state of displacements.
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Photos and movies regarding the dome's real-life model assembly and tests
Dane BadawczeThis dataset consists of an archive with the photos and movies regarding the dome's real-life model assembly and tests.
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Tomasz Wąsowicz dr hab.
OsobyAbsolwent Technikum Elektrycznego w Słupsku (1997 rok) oraz Wydziału Matematyki, Fizyki i Informatyki Uniwersytetu Gdańskiego (2002 rok). W 2006 roku obronił dysertację doktorską z fizyki na WMFiI UG. Pracując już w PG, w 2018 roku uzyskał habilitację. W pierwszym okresie prace badawcze Tomasza Wąsowicza miały związek ze spektroskopią atomową wysokiej zdolności rozdzielczej i koncentrowały się na pomiarze i analizie prawdopodobieństw...
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Results of timber material tests from a strength testing machine
Dane BadawczeThis dataset consists of an archive with TRA files with the results of timber (wooden rolls) material tests from an universal strength testing machine.
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Modelling in machine design (PG_00057377)
Kursy Onlinegoal of the subject is to show how simple enginnering models reflect the reality and how contemporary FEM calulations can illustrate the operation of machine elements
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Karol Grębowski dr inż.
OsobyKarol Grębowski (dr inż.) pracuje jako adiunkt w Katedrze Technicznych Podstaw Projektowania Architektonicznego na Wydziale Architektury Politechniki Gdańskiej. Jego badania naukowe dotyczą zjawisk szybkozmiennych zachodzących podczas drgań konstrukcji budowlanych, obiektów mostowych (trzęsienia ziemi) oraz badania w zakresie metodologii projektowania budynków stanowiących system ochrony pasywnej (SOP) odpornych na uderzenia pojazdów...
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Management and Economics for GTM
Kursy OnlineThe aim of this course is to make students acquainted with economic foundations, economic way of thinking and elements of own business management. Green Technologies and Monitoring 2nd semester
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Report no WOiO/II/67/2015 - Expertise about load capacity of twistlock foundation and sliding foundation
PublikacjaCustomer delivered to Laboratory 17 elements - twist lock foundations and sliding lock foundations (ship equipment for container lashing). Elements were selected from production series. Each element was loaded for braking load. After test visual inspection had been performed. The expertise contains: description of tested elements, test assumptions, test stand, results and conclusions
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Modeling and Strength Calculations of Parts Made Using 3D Printing Technology and Mounted in a Custom-Made Lower Limb Exoskeleton
PublikacjaThis study is focused on the application of 3D-printed elements and conventional elements to create a prototype of a custom-made exoskeleton for lower limb rehabilitation. The 3D-printed elements were produced by using Fused Deposition Modeling technology and acrylonitrile butadiene styrene (ABS) material. The scope of this work involved the design and construction of an exoskeleton, experimental testing of the ABS material and...
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Cast iron in the 19th-century building equipment
PublikacjaCast iron is a material, characteristics of which enable to receive extremely artistic elements. It maintains good strength properties at the same time. That combination of these seemingly contrary traits makes it a commodity that was widely used in the 19th century industry and architecture. These usages were not only as decorative elements, technical and structural ones. The production of new household utilities started, which...
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Linking of adjacent three-storey buildings for mitigation of structural pounding during earthquakes
PublikacjaThe reports after major earthquakes indicate that the earthquake-induced pounding between insufficiently separated buildings may lead to significant damage or even total collapse of structures. An intensive study has recently been carried out on mitigation of pounding hazards so as to minimize the structural damages or prevent collisions at all. The aim of this paper is to investigate the effectiveness of the method when two adjacent...
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On the Agile Mindset of an Effective Team – An Industrial Opinion Survey
PublikacjaIn this paper we present the results of an opinion survey among 52 agile practitioners who evaluated the importance of 26 selected elements of the agile mindset to the effectiveness of an agile team. In total, we have identified 70 unique agile mindset elements based on 11 literature sources and 5 interviews with industry experts. 7 elements belonged to the “support for business goals” category, 20 to the “relationships within...
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Inorganic Chemistry Lecture
Kursy OnlineAim of the course is to give a general knowledge of the chemistry of the elements and the inorganic compounds, puting the attention on the relationships between structure, properties and reactivity.
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THE CONCEPT OF MODELING OF SNOW IMPACT ON THE STRUCTURE OF THE SUSPENDED TAURON ARENA ROOF IN CRACOW
PublikacjaThe article presents studies and numerical simulations on modeling snow influence on TAURON ARENA suspended roof structure in Cracow. The scope of work includes experimental tests, functions solutions taking into account various cases of snow impact according to PN and EC, as well as numerical simulations for the sport and entertainment arena in the Czyzyny district. The FEM roof structure model developed in the SOFISITK software...
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Sb measurements in a Bi-Sb-Te ceramics materials
Dane BadawczeThe influence of the temperature of the annealing of ceramic materials with the composition Bi0.5Sb1.5Te3O9 was investigated. The materials were annealed at the temperature of 440 degrees Celsius and 450 degrees Celsius. There were no significant differences in the valence of antimony and other elements.
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Microbiology
Kursy OnlineMicrobiology interactive lectures are dedicated to those who are interested in the role of microorganisms on our planet and their interaction with other living organisms and inorganic elements as well as more complex chemical compounds.
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Results of calibration of the piezoelectric scanner using the probe TGQ1
Dane BadawczeTeaching file. Results of calibration of the piezoelectric scanner using the probe TGQ1. Scanning in contact mode. NTEGRA Prima (NT-MDT) device. CSG probe 10.
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The surface of a fragment of the structure of an integrated circuit in the semi-contact mode.
Dane BadawczeThe surface of a fragment of the structure of an integrated circuit. Topographic measurements in the semi-contact mode. NTEGRA Prima (NT-MDT) device. NSG 01 probe.
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Partially prestressed concrete beams with bonded and unbonded strands
PublikacjaThis article relate the tests of partially prestressed concrete beams. There is presented the research programme - geometry of elements, method of loading, the materials and variables. There have been shown preliminary test results of prestressed concrete elements with bonded and unbonded strands, and compared to the test results of R.C. beam.
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A large family of filled skutterudites stabilized by electron count
PublikacjaThe Zintl concept is important in solid-state chemistry to explain how some compounds that combine electropositive and main group elements can be stable at formulas that at their simplest level do not make any sense. The electronegative elements in such compounds form a polyatomic electron-accepting molecule inside the solid, a ‘polyanion’, that fills its available energy states with electrons from the electropositive elements...
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Salary fund divided into personal and impersonal funds over the three analyzed years
Dane BadawczeThe following data consist of the elements that describe the payroll fund included in the given housing cooperative. The above-mentioned fund includes, among others, gross wages and salaries from the personal wage bill and gross wages and salaries from an impersonal wage fund.
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Chemical composition analysis of the LSNO ceramics
Dane BadawczeThe chemical composition of a series of La-Sb-Nb-O ceramics manufactured by the solid-phase reaction method was analyzed. The samples with a various antimony content were measured by XPS method (OmicronNanotechnology UHV system). Analysis confirmed presence of elements: La, Sb, Nb.
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The Influence of Shear Deformation in analysis of plane frames
PublikacjaThe focus of the paper is to investigate the influence of shear deformation effect on the distribution of internal forces and frame deformation. To estimate shear deformation effect, the Timoshenko beam theory and the concept of shear deformation coefficients are used. Analysis of example frames gives the possibility to evaluate what have the most impact on size of shear deformation and in which type of frames the shear deformation...
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Multifrequency Wideband Sonar Array
PublikacjaThis paper describes of new approach to Multifrequency Wideband Arrays (MWA),applied piezocomposite technologies of the array elements. MWA operating in transmitting(Tx) and receiving (Rx) mode on two or three bands, requires state-of-the-art technology andefficient array designing than conventional array in which separate arrays for every band oreven separate Tx and Rx transducers/arrays are used. The new piezocomposite elements...
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Identification of the Agile Mindset and Its Comparison to the Competencies of Selected Agile Roles
PublikacjaIn this paper we present the results of the identification and evalua-tion of the elements of an agile mindset as well as its comparison to the compe-tence models for the roles of Scrum Master, Product Owner and agile analyst. We have identified 70 unique agile mindset elements from literature and 5 in-terviews with experts. Based on an opinion survey among 52 agile practitioners we evaluated the importance of 26 selected elements...
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The central server of the Border Guard's distributed multimedia system for monitoring and visualisation of ongoing and archival events
PublikacjaThe paper presents the architecture and functionalities of the central server (CENTER) of the distributed system for the Polish Border Guard (BG) for monitoring maritime areas. The overall system has been extended to incorporate, apart from map data, also different multimedia elements such as video from cameras or audio from telephone connections operated by BG units. This requires new system elements: Archive Servers for storing...
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Angular welding distortion - one sided fillet weld
Dane BadawczeWelding is the basic method of joining ship hull elements during its construction. However, this method of joining structural elements generates shrinks. Shrinks causes deformation of the entire welded structure, both linear and angular. In the shipbuilding industry, there is a tendency to oversize fillet welds, at the design as well as manufacturing...
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Analiza nośności zabytkowych fundamentów w kontekście jakości użytych zapraw Analysis of the Load-Bearing Capacity of Historical Foundations in the Context of the Quality of Mortar Used
PublikacjaStructures of historical buildings usually have the form of masonry elements. The weakest component of such elements is mortar, especially in stone foundations, which were often used in the with a focus on the modeling of mortar as a joint connecting stones in a characteristic medieval foundation. Different types of mortar: cement, cement-lime, lime and gypsum mortars, were examined. A numerical analysis was carried out on the...
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CAUSALITY IN MODELS OF THERMAL PROCESSES IN SHIP ENGINE ROOMS WITH THE USE OF BOND GRAPH (BG) METHOD
PublikacjaWith a single approach to modeling elements of different physical nature, the method of Bond Graph (BG) is particularly well suited for modeling energy systems consisting of mechanical, thermal, electrical and hydraulic elements that operate in the power system engine room. The paper refers to the earlier presented new concept of thermal process modeling using the BG method. The authors own suggestions for determining causality...
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Implementing decisional trust: a first approach for smart reliable systems
PublikacjaIn this article, we introduce the necessary elements that must be integrated in order to achieve a decisional technology that is trustworthy. Thus, we refer to such technology as decisional trust. For us, decisional trust can be achieved through the use of elements such as the decisional DNA, reflexive ontologies, and security models; and therefore, we present in this article a framework that was used for the implementation of...