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Search results for: parcel lockers
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Multi-Criteria Simulation-Optimization Analysis of Usage of Automated Parcel Lockers: A Practical Approach
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A Simulation-Optimization Model for Automated Parcel Lockers Network Design in Urban Scenarios in Pamplona (Spain), Zakopane, and Krakow (Poland)
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A Dynamic Forecast Demand Scenario Analysis to Design an Automated Parcel Lockers Network in Pamplona (Spain) Using a Simulation-Optimization Model
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Angiotensin receptor blockers and endpoint protection
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Beta-blockers in the environment: Part II. Ecotoxicity study
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Beta-blockers in the environment: Part I. Mobility and hydrolysis study
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The Combination of Beta-Blockers and ACE Inhibitors Across the Spectrum of Cardiovascular Diseases
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The surge of Japanese studies supporting the use of angiotensin receptor blockers in hypertension
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Optimizing Last-Mile Delivery: A Multi-Criteria Approach with Automated Smart Lockers, Capillary Distribution and Crowdshipping
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The unrecognized and untapped potential of workers aged >=50 years: myth or fact, a study of the situation of the elderly workers in Poland
PublicationThe authors carried out a comparative analysis and quantitative synthesis of the results of primary research from Polish research centers on Polish employers' assessment of workers aged 50 years old and more and the possibilities and conditionsof using the potential of this group in enterprises.
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Shortening baroreflex delay in hypertrophic cardiomyopathy patients – an unknown effect of β‐blockers
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Is There any Demand for the Workers Aged 50+ in Poland?
PublicationThe process of ageing affects all the European Union Member States, including Poland. According to forecasts by the Central Statistical Office, in 2035, the population of Poland will decrease in relation to 2010 by more than 2 million, and the share of people aged 50+ in the total population will increase from 34.8% to 46.6% (Prognoza ludności 2009). In the context of current and projected demographic changes, a discussion is taking...
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SEMANTIC ANALYSIS ALGORITHMS FOR KNOWLEDGE WORKERS SUPPORT
PublicationThe paper examines various aspects of text analysis application for knowledge worker’s activity realization. Conclusions are drawn about the relevance and importance of processing the non-structured textual information in order to increase knowledge worker’s efficiency, as well as their awareness in different branches of science. The paper considers the existing algorithms of texts semantic analysis as the sphere of documents topical...
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Gender and Business Competences of Knowledge Workers in Poland
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Discrimination of workers aged 55+ in companies in Poland
PublicationThe problem of discrimination on the grounds of age in the workplace is particularly topical not only in Poland but also in Europe as a whole. The paper presents the essence of the discrimination and its most common manifestations. The results of own research on the youngPoles' perception of the discrimination on grounds of age in the workplace, intergenerational competition in the labour market and some of the factors shaping...
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Organizational IT Competency, Knowledge Workers and Knowledge Sharing
PublicationIT competency plays a vital role in knowledge management processes. Information technology affects an organization’s ability to store and recall knowledge that has been made explicit through codification, including different forms such as written documents, reports, presentations, patents, formulas, etc. This study aims to measure the influence of a company’s IT competency dimensions such as IT-knowledge,...
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Optimal assignment of workers to supporting services in a hospital
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Problems of surface topography with oil pockets analysis
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Beta‐blockers as sub‐optimal treatment for hypertension: Time for first‐line therapy revision?
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Angiotensin receptor blockers and cancer – Relationship dismissed by VALUE data while waiting for EMA and FDA reports
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Wild bees along an urban gradient: winners and losers
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Knowledge work and knowledge workers in knowledge-based economy - theoretical considerations
PublicationIt is often claimed that an organization is as good as people working in it and that talented workers are the driving force of an organization. To cope with the growing requirements of knowledge-based economy, organizations need a special type of workers - knowledge workers. This is especially important in organizations building their competitive advantage on innovations and the application of information and communication technologies...
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Angiotensin II receptor blocker combinations: From guidelines to clinical practice
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Comparison of the Usefulness of SPE Cartridges for the Determination ofβ-Blockers andβ-Agonists (Basic Drugs) in Environmental Aqueous Samples
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Dimethyl(3,3,3-trifluoropropyl)silyldiethylamine—A new silylating agent for the derivatization of β-blockers and β-agonists in environmental samples
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Matrix effects and recovery calculations in analyses of pharmaceuticals based on the determination of β-blockers and β-agonists in environmental samples
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Efflux Pump Blockers in Gram-Negative Bacteria: The New Generation of Hydantoin Based-Modulators to Improve Antibiotic Activity
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Evaluation of the Effectiveness of Methods for Delimitation of the Boundaries of Registered Parcels in the Process of Modernization of Land and Building Registration
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Evaluation of the Effectiveness of Methods for Delimitation of the Boundaries of Registered Parcels in the Process of Modernization of Land and Building Registration
PublicationIn the article, a comparative analysis of two methods for delimitation of the boundaries of registered parcels was carried out: the method of direct measurement in the field and the photogrammetric method. One of the analyzed factors was the attendance of parcels’ owners during the development of boundary recognition agreements. Research has shown that in this aspect the method of direct measurement...
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Cathepsin G activity lowers plasma LDL and reduces atherosclerosis
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Strength tests of steel sandwich panel.
PublicationPrzedstawiono wyniki badań laboratoryjnych paneli SANDWICH, prowadzonych w Kat. Technol. Okr. i Obiekt. Oceanotech. Wydz. OiO, na konstrukcjach w skali rzeczywistej. Dokonano porównania uzyskanych rezultatów z wynikami prezentowanymi w literaturze.
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Strength tests of steel sandwich panel
PublicationPrzedstawiono wyniki badań laboratoryjnych elementarnego, teowego złącza spawanego laserowo, których celem było określenie pola odkształceń i naprężeń w strefie przyspoinowej. Uzyskane wyniki wskazują na potrzebę bardzo starannego modelowania konstrukcji spawanych laserowo przy obliczeniach MES. W pracy zaprezentowano wyniki badań konstrukcji rzeczywistej pod statycznym obciążeniem ściskającym, które porównano z rezultatami analizy...
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Strength tests of steel sandwich panel
PublicationPrzedstawiono wyniki badań laboratoryjnych elementarnych złączy spawanych laserowo i paneli SANDWICH, prowadzonych w Katedrze Technologii Okrętów i Obiektów Oceanotechnicznych WOiO, na konstrukcjach w skali rzeczywistej. Dokonano analizy zachowania połączenia podczas procesu obciążenia. Przedstawiono wyniki numerycznego zamodelowania własności złącza. Dokonano porównania uzyskanych rezultatów analizy numerycznej z wynikami z badań...
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Continuous learning as a method of raising qualifications – the perspective of workers, employers and training organizations
PublicationContinuous learning is discussed in strategic documents of Poland and the European Union. In Poland, the idea of continuous learning is not very popular. However, in the context of strong competition in the labour market and the progressive globalization processes, the skills issue takes on new meaning — both for employees and employers. In order to adapt skills to labour market needs it is necessary to conduct adequate studies...
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Endotoxin exposure and changes in short-term pulmonary function among sewage workers
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Working Conditions in the Context of Global Value Chains and Routinisation: An Example of Polish Workers
PublicationThe paper aims to explore the linkages between global production fragmentation, routinisation and the well-being of workers in Poland. In particular, the focus is placed on the selected measures of working conditions, such as the social environment, work intensity, and working time quality to examine their dependence on involvement in international trade and the routinisation level. We merge individual data describing the working...
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HBM4EU Chromates Study: Urinary Metabolomics Study of Workers Exposed to Hexavalent Chromium
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Healthcare workers’ awareness of risks related to the use of X-rays in medical procedures
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Supplementation of garlic lowers lipids and increases antioxidant capacity in plasma of rats
PublicationZbadano bioaktywność surowego i gotowanego czosnku (Allium sativium L.). Stwierdzono, że gotowanie czosnku w temperaturze 100 °C przez 20 minut nie wpływa na jego bioaktywność.Samcom szczurów (z badanej populacji) podzielonym losowo na 10 grup, podawano żywność z różnym dodatkiem czosnku. Natomiast grupa kontrolna była karmiona dietą podstawową złożoną ze skrobi pszenicznej, oleju sojowego, celulozy, minerałów i mieszaniny witamin....
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The International Mercury Cartel, 1928–1954: Controlling Global Supply
PublicationThis article describes the features of the international mercury marketduringthe firsthalfofthetwentiethcentury.Itanalyzes the various market agreements made, their effectiveness, and their consequences. The period studied is little understood, although it was one in which mercury production greatly increased. It was also one that saw persistent efforts at market manipulation, owing to a series of agreements between Spanish and...
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Przegląd metod wyznaczania parcia mieszanki betonowej na deskowanie
PublicationW pracy poruszono tematykę wyznaczania parcia mieszanki betonowej na deskowanie. Zebrano i opisano wybrane cztery modele stosowane do wyznaczania rozkładu ciśnienia poziomego świeżej mieszanki betonowej oddziaływującej na deskowanie. Dokonano krótkiego przeglądu literatury z zakresu omawianej tematyki parcia mieszanki betonowej na deskowanie.
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Determination of β-blockers and β-agonists using gas chromatography and gas chromatography–mass spectrometry – A comparative study of the derivatization step
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New bis(azobenzocrown)s with dodecylmethylmalonyl linkers as ionophores for sodium selective potentiometric sensors
PublicationNovel biscrowns 1 and 2 were synthesized from 13-membered azobenzocrown ethers containing bromoalkylenoxy chains in para position relative to the azo group. The synthesized diester molecules are dodecylmethylmalonic acid derivatives differing by the linker length. The synthesized compounds have the potential of being used as sodium ionophores in ion-selective electrodes. They were characterized and used as ionophores in classic...
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Tacit Knowledge Sharing and Project Performance. Does the Knowledge Workers' Personal Branding Matter?
PublicationTacit knowledge sharing is the real challenge for knowledge management today. Network economy has completely changed the role of knowledge workers who now become independent tacit knowledge producers. Bearing this fact in mind, the author studied how tacit knowledge sharing affects the process of building a personal brand and project performance. For this purpose, the authors conducted a study among Polish professionals with different...
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Invasive giant hogweeds in Poland: Risk of burns among forestry workers and plant distribution
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Ultrastructural alterations of the tympanic membrane in retraction pockets from patients with chronic otitis media
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Effects of different defective linkers on the photocatalytic properties of Cu-BTC for overall water decomposition
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Chiral Molecular Cages Based on Cyclotriveratrylene and Sucrose Units Connected with p ‐Phenylene Linkers
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Evaluation of Linkers’ Influence on Peptide-Based Piezoelectric Biosensors’ Sensitivity to Aldehydes in the Gas Phase
PublicationRecent findings qualified aldehydes as potential biomarkers for disease diagnosis. One of the possibilities is to use electrochemical biosensors in point-of-care (PoC), but these need further development to overcome some limitations. Currently, the primary goal is to enhance their metrological parameters in terms of sensitivity and selectivity. Previous findings indicate that peptide OBPP4 (KLLFDSLTDLKKKMSEC-NH2) is a promising...
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Prace geodezyjne podczas budowy tuneli komunikacyjnych
PublicationOpis prac geodezyjnych w trakcie realizacji tuneli metodą odkrywkową oraz metodą tarczową.
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Prace badawczo-rozwojowe prowadzone w KEiAP
PublicationPrzedstawiono aktualną tematykę badań naukowych prowadzonych w Katedrze Ekoinżynierii i Aparatury Procesowej, która koncentruje się wokół zagadnień wrzenia w przepływie i dużej objętości na powierzchniach rozwiniętych, wrzenia nanocieczy, segregacji materiałów ziarnistych i wyznaczaniu charakterystyk urządzeń energetycznych.
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Propagation of in-plane waves in an isotropic panel with a crack
PublicationW pracy przedstawiono model tarczowego elementu spektralnego do analizy propagacji fali wzdłuznej w panelach z uszkodzeniami.
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Ultimate compressive strength assessment of uncleaned and cleaned corroded plates with locked crack
PublicationThe work presented here investigates the structural response of cleaned corroded plates, subjected to compressive load in the presence of a locked crack, where the change of mechanical properties as a result of corrosion development and the cleaning process is also accounted for. A Finite Element model for assessing the compressive strength, considering geometric and material nonlinearities, is developed, and the analysed plates...
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Performance study of the CMS barrel resistive plate chambers with cosmic rays
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Integrative multiomics study for validation of mechanisms in radiation-induced ischemic heart disease in Mayak workers
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Health outcomes of road-traffic pollution among exposed roadside workers in Rawalpindi City, Pakistan
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Mechanical Properties of Twisted Carbon Nanotube Bundles with Carbon Linkers from Molecular Dynamics Simulations
PublicationThe manufacturing of high-modulus, high-strength fibers is of paramount importance for real-world, high-end applications. In this respect, carbon nanotubes represent the ideal candidates for realizing such fibers. However, their remarkable mechanical performance is difficult to bring up to the macroscale, due to the low load transfer within the fiber. A strategy to increase such load transfer is the introduction of chemical linkers...
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Stabalization of solar-panel energy system for Pakistani household
PublicationRenewable energy resources such as Sun and wind are getting popular and easier to use day by day. It is a better method to fulfill our demands as sun is a continuous source of energy for Earth. Many countries are fulfilling their demands by Solar Panels. Solar panel is used as a converter between sunlight and electrical energy. This research paper is going to tell that how to obtain electrical energy from sunlight more efficiently...
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Prace rozwojowe nad pierwszą polską ładowarką teleskopową
PublicationW artykule dokonano przeglądu prac wykonanych przez członków Zespołu Hydrauliki i Pneumatyki Wydziału Mechanicznego Politechniki Gdańskiej w ramach programu „Bon na innowacje” dla firmy „Hydro-Metal Adam Gordziejczyk”. Obiektem prac była ładowarka teleskopowa z napędem hydraulicznym o udźwigu 1,5 T. Pierwsza część prac polegała na obliczeniach MES i poprawie sztywności konstrukcji ramy i wysięgnika. Druga część prac polegała na...
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Prace remontowo-naprawcze w obiektach zabytkowych.Wybrane przykłady
PublicationPublikacja stanowi studium przypadku usterek i uszkodzeń występujących w obiektach zabytkowych. Szczególny nacisk położono na przedstawienie stanów przedawaryjnych i awaryjnych tego typu obiektów. W pracy przedstawiono następstwa projektowania i realizacji obiektów budowlanych będących dzisiaj zabytkami, często z pominięciem zasad wiedzy technicznej. Wskazano również konsekwencje niewłaściwego, wieloletniego użytkowania tych obiektów....
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Fatigue properties of laser welded steel sandwich panel.
PublicationPrzedstawiono wyniki badań laboratoryjnych paneli SANDWICH, prowadzonych w Kat. TOiOO Wydz. OiO na konstrukcjach w skali rzeczywistej. Przedstawiono program badań, omówiono założenia procedur badawczych i konstrukcję stanowisk testowych. Dokonano porównania uzyskanych rezultatów z wynikami prezentowanymi w literaturze. Przedstawiono propozycję algorytmu szacowania trwałości zmęczeniowej konstrukcji spawanych laserowo.
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A surface panel method for hydrodynamic analysis of pod propulsors
PublicationPraca przedstawia zastosowanie metody elementów brzegowych do analizy hydrodynamicznych pędników azymutalnych, czyli do wyznaczania rozkładu ciśnienia i wielkości sił hydrodynamicznych dla pędnika o znanej geometrii i o znanych parametrach pracy.
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Precise mapping of the magnetic field in the CMS barrel yoke using cosmic rays
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Workers, Firms and Task Heterogeneity in International Trade Analysis: An Example of Wage Effects of Trade Within GVC.
PublicationObjective: The main aim of this article is to present how the heterogeneity of workers, firms, and tasks can be incorporated into empirical international trade analysis. In particular, we provide an empirical example in which we aim to quantify the reliance on foreign value added (FVA) within Global Value Chains (GVC) on wages. Research Design & Methods: We estimate a Mincerian wage model augmented with a measure of foreign value...
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Across-Shift Changes in Viable Nasal Bacteria among Waste-Incineration Plant Workers—A Pilot Study
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Motors of influenza vaccination uptake and vaccination advocacy in healthcare workers: A comparative study in six European countries
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Wage response to global production links: evidence for workers from 28 European countries (2005–2014)
PublicationUsing rich individual-level data on workers from 28 European countries, this study provides the first so extensive cross-country assessment of wage response to global production links within GVC in the period 2005–2014. Unlike the other studies, the authors (i) address the importance of backward linkages in globally integrated production structures (capturing imports of goods and services needed in any stage of the production of...
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Experimental research on a hydrodynamic thrust bearing with hydrostatic lift pockets: Influence of lubrication modes on bearing performance
PublicationThe aim of the study is to investigate the performance of a thrust bearing equipped with hydrostatic lift pockets under different lubrication modes. Three types of flat land bearing lubrication modes are studied experimentally: hydrostatic lubrication (HS; forced oil injection to the pockets), hybrid lubrication (HS + HD; hydrostatic lubrication combined with the external forced bearing oil supply) and hydrodynamic lubrication...
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Search for optimum geometry of selected steel sandwich panel joints
PublicationZastosowanie stalowych paneli typu sandwich w konstrukcjach okrętowych wymaga rozwiązania wielu problemów. Jednymi z trudniejszych zagadnień związanych z tymi nowymi strukturami są połączenia pomiędzy panelami oraz między panelami i konstrukcją innego typu. Artykuł przedstawia poszukiwanie optymalnej geometrii połączenia typu panel-panel w układzie wzdłużnym, przy użyciu parametrycznego modelu w programie ANSYS. Poszukiwano konfiguracji...
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Finite element simulation of cross shaped window panel supports
PublicationThe aim of the work is to verify suitability of cross-shaped window panel supports for mullion-transom wall systems. The Finite Element Method (FEM) is chosen to determine the behaviour of stainless steel elements under loading. The advanced non-linear numerical simulations are carried out using an implicit FEM software package MSC.Marc. This study is proposed to initiate the comprehensive investigation of mechanical properties...
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Problem pro rata parte na gruncie prawa karnego
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Urządzenia ratunkowe i ratownicze statków - prace projektowo badawcze
PublicationW referacie przedstawiono dotychczasowe prace projektowo-badawcze, dotyczące okrętowych urządzeń ratunkowych i ratowniczych, prowadzone na Wydziale Oceanotechniki i Okrętownictwa PG oraz aktualnie realizowany zakres prac prowadzonych w ramach 6 Europejskiego Programu Ramowego pod nazwą ''Safecrafts - bezpieczna ewakuacja ludzi ze statków''.
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Performance Assessment of Using Docker for Selected MPI Applications in a Parallel Environment Based on Commodity Hardware
PublicationIn the paper, we perform detailed performance analysis of three parallel MPI applications run in a parallel environment based on commodity hardware, using Docker and bare-metal configurations. The testbed applications are representative of the most typical parallel processing paradigms: master–slave, geometric Single Program Multiple Data (SPMD) as well as divide-and-conquer and feature characteristic computational and communication...
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Melatonin Supplementation Lowers Oxidative Stress and Regulates Adipokines in Obese Patients on a Calorie-Restricted Diet
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Dispersive solid-phase extraction using multi-walled carbon nanotubes combined with liquid chromatography–mass spectrometry for the analysis of β-blockers: Experimental and theoretical studies
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Prace Komisji Historycznej SEP przy wydaniu "Historii Elektryki Polskiej"
PublicationPrzedstawiono prace Komisji Historycznej Stowarzyszenia Elektryków Polskich związane ze zbieraniem materiałów i wydaniem pięciotomowego opracowania Historia Elektryki Polskiej.
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The influence of climate change on the life insurance in the EU: A panel data approach
PublicationThe financial sector, as one of the most sensitive economic sectors, is alert to all trends and changes in the environment. The aim of the article is to study the impact of climate change on the life insurance market using panel data from 28 countries of the European Union (EU) for the last 9 years. This study is based on a panel model, where the amount of premiums under life insurance contracts is defined as a function of the...
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Lead(II) coordination polymers with imidazole-4- and pyrazole-3-carboxylate isomeric linkers: Structural diversity and luminescence properties
PublicationUsing 1H-imidazole-4-carboxylic acid (4imCOOH) and 1H-pyrazole-3-carboxylic acid (3pyrCOOH) coordination polymers [Pb(4imCOO)2(H2O)]n (1) and [Pb2(3pyrCOO)4]n (2) were constructed. Obtained polymers were characterized via FT-IR, X-ray, PL and TG methods. The coordination polyhedron around Pb(II) in 1 is described as distorted pentagonal pyramid with hemidirected coordination sphere (based on DFT calculations). Compound 2 consists...
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Cold plasma treatment of tannic acid as a green technology for the fabrication of advanced cross-linkers for bioactive collagen/gelatin hydrogels
PublicationTannic acid (TA) is a natural compound studied as the cross-linker for biopolymers due to its ability to form hydrogen bonds. There are different methods to improve its reactivity and effectiveness to be used as a modifier for biopolymeric materials. This work employed plasma to modify tannic acid TA, which was then used as a cross-linker for fabricating collagen/gelatin scaffolds. Plasma treatment did not cause any significant...
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Application of INAA and ETAAS techniques for human samples analysis in evaluation of the impact of Gdansk Phosphatic Fertilizer Plant on its workers
PublicationW pracy przedstawiono wyniki badań wpływu Gdańskich Zakładów Nawozów Fosforowych na zdrowie pracowników. Oznaczano stężenia (techniką INAA) Al, As,Au, Br, Ca, Cl, Cu, Dy, I, In, K, La, Mg, Mn, Mo, Na, S, Sb, Sm, Ti, U, V,W, Zn we włosach, paznokciach i filtrach z pyłem zebranych od 21 pracowników fabryki oraz 5 osób z grupy kontrolnej nie związanej z zakładem. Ponadto oznaczono Cd, Cr, Cu, Fe, Mo, Ni i Zn w moczu przy użyciu...
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Mental health status of health care workers during the COVID ‐19 outbreak in Poland: One region, two different settings
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Effect of beta-blocker therapy on heart rate response in patients with hypertension and newly diagnosed untreated obstructive sleep apnea syndrome
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Prace remontowe przyczyną potencjalnych utrudnień eksploatacyjnych. Błędy wykonawcze pokrycia dachu
PublicationW artykule przedstawiono opis prac remontowych dachu stromego z pokryciem z dachówki ceramicznej. Sposób wykonania tych prac mógł być przyczyną potencjalnych utrudnień eksploatacyjnych, będących następstwem zarówno przecieków, jak również problemów związanych z brakiem możliwości zapewnienia właściwego dostępu do połaci dachowej w celu prowadzenia prac konserwacyjno-renowacyjnych. W artykule poddano analizie wpływ zastosowanych...
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Problems of analysis of axially loaded steel behavior under laser welded panel
PublicationWprowadzanie do praktyki nowych rozwiązań konstrukcyjnych wymaga posiadania danych wejściowych do procesu modelowania ich zachowania. Takim nowym elementem jest stalowy, spawany laserowo panel typu sandwich. W pracy pokazano wy-brane problemy towarzyszące modelowaniu zachowań takiej struktury. Pokazano podstawy teoretyczne wyznaczania sztyw-ności panelu a następnie omówiono wyniki badań wyboczenio-wych serii modeli o zmiennej geometrii.
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Eye Tracking Based Experimental Study on Basic Digital Control Panel Usability
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Determinants of the European Union’s Trade - evidence from a panel estimation of the gravity model
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Damage detection of a T-shaped panel by wave propagation analysis in the plane stress
PublicationW pracy zaprezentowano podejście obliczeniowe do analizy propagacji fal w płaskim stanie naprężenia. Problem brzegowo-początkowy podlega przestrzennej aproksymacji z użyciem wielowęzłowych, izoparametrycznych, czworobocznych elementów klasy C0. Macierze elementowe są całkowane numerycznie za pomocą kwadratury Gauss-Legendre-Lobatto. Aproksymację w dziedzinie czasu wykonano za pomocą algorytmu Newmarka. Symulacje numeryczne przeprowadzono...
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Zespół Przedbramia ulicy Długiej w Gdańsku : prace konserwatorskie i adaptacyjne
PublicationW latach 2000-2006 przeprowadzono interdyscyplinarne prace konserwatorskie, budowlane i adaptacyjne Zespołu Przedbramia ul. Długiej w Gdańsku. Realizacja ta stanowi przykład współczesnej konserwacji opartej na badaniach, zabytkoznawczej analizie wartościującej, nowoczesnej myśli architektonicznej i muzealnej.
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Corrugated Sheeting as a Member of a Shear Panel Under Repeated Load—Experimental Test
PublicationIn stressed-skin design, the cladding stiffening effect on structures is taken into account. However, the “traditional” design is more usual, wherein this effect is neglected. Even if the diaphragm actions are not regarded, in particular cases such as big sheds (and others), the parasitic (unwanted) stressed-skin action may occur with the result of leakage or even failure. The structures of this kind have already been built. Thus,...
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Fotodachówka z systemem chłodzenia jako hybrydowy panel fotowoltaiczny – badania eksperymentalne
PublicationPanel fotowoltaiczny w formie dachówki, zbudowany z monokrystalicznych ogniw krzemowych, może tworzyć system solarny dla budownictwa, określany jako technologia Building-Integrated Photovoltaic (BIPV). Ze względu na spadek sprawności elektrycznej ogniw fotowoltaicznych wraz ze wzrostem temperatury pracy, poszukuje się metod ich skutecznego chłodzenia. Pozyskane w ten sposób ciepło można dodatkowo wykorzystać w innych procesach,...
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Impact of the Manufacturing Sector on the Export Competitiveness of European Countries – a Spatial Panel Analysis
PublicationThe purpose of this paper is to determine how changes in the export competitiveness of the EU economy (measured by exports and net exports) depend on changes in the competitiveness of processing industries, on the basis of manufacturing data from 19 EU countries over years 1995-2009 and using a spatial panel data model. The determinants of export competitiveness are selected in the light of predictions from international trade...
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The methylation of a panel of genes differentiates low-grade from high-grade gliomas
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WHAT DRIVES CROSS-COUNTRY DIFFERENCES IN EXPORT VARIETY? A BILATERAL PANEL APPROACH
PublicationA worldwide event like the 2020 Coronavirus outbreak can only reinforce the interest in modelling trade diversification as a key factor in countries’ vulnerability to external shocks. This paper adopts a detailed relative framework to study the determinants of product-level export variety in a large bilateral panel of developing and developed economies (16,770 country pairs in the period 1988–2014). We find that country pairs characterized...
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Price bubbles in commodity market – A single time series and panel data analysis
PublicationThis paper examines thirty-five commodities, grouped into three market sectors (energy, metals, agriculture & livestock) in terms of the occurrence of price bubbles. The study was based on monthly data for each commodity separately and, in a panel approach, for selected sectors and for all commodities combined. The GSADF test and its version for panel data – panel GSADF – were used to identify bubbles. The beginning and end of...
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Integrating Digital Twin Technology Into Large Panel System Estates Retrofit Projects
PublicationAs sustainability is now a standard for the proposed developments, the focus ought to be shifted towards the existing buildings and, among them, the worldwide stock of large panel system (LPS) buildings. Major upgrades and retrofits were done to some of the LPS estates in Germany and France, but a leading sustainable way must still be developed for LPS buildings in Eastern European countries, where apartments in those half‐a‐century‐old...
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A Panel Analysis of the Impact of Green Transformation and Globalization on the Labor Share in the National Income
PublicationThis study aims to examine the impact of green transition and globalization processes on changes in the labour share. The study covers 76 national economies diversified in development, global production share and energy transition stage from 2000 to 2018. Based on the Total Economy Database data, panel models of the relationship between green transition, globalization and the labour share in the national income were estimated....
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The moonuments of gdynia post-war construction pace
PublicationThe impresive pace of building objects realisation in the 1950s and 1960s was a continuation of the traditional gdynia building pace of the pre-war period. A particular attention and admiration must the reserved for the use at almost every construction site in Gdynia of a considerable quantify of prototypical meterial/construction solutions implemented above all in order to simplify technology and accelerate the pace of building...
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Food Classification from Images Using a Neural Network Based Approach with NVIDIA Volta and Pascal GPUs
PublicationIn the paper we investigate the problem of food classification from images, for the Food-101 dataset extended with 31 additional food classes from Polish cuisine. We adopted transfer learning and firstly measured training times for models such as MobileNet, MobileNetV2, ResNet50, ResNet50V2, ResNet101, ResNet101V2, InceptionV3, InceptionResNetV2, Xception, NasNetMobile and DenseNet, for systems with NVIDIA Tesla V100 (Volta) and...
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Research and development in Department of Hydraulics and Pneumatics of the Faculty of Mechanical Engineering of Gdańsk University of Technology
PublicationW artykule przedstawiono aktualny stan prac badawczych prowadzonych w Katedrze Hydrauliki i Pneumatyki PG:- rozwój laboratorium badawczego,- prace nad nowym typem pomp wielotłoczkowych z rozrządem krzywkowym,- prace nad silnikami satelitowymi z kompensacją luzów osiowych,- stanowisko do badań silników zasilanych emulsją wodno-olejową,- badania zachowania układów hydraulicznych w niskiej temperaturze otoczenia.
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Trade differentiation and the characteristics of new imported and exported products - international panel data analysis
PublicationDrawing on o large panel of international economies we have shown how the set of imported and exported products evolves in economic growth process. Strong activity at the extensive margin, manifested through the rise in the number of active export and import lines, is typical for early stages of development. Trade diversification tendency, typical for a predominant mass of observations in our panel, is associated with changes in...