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Emulsion-Based Gel Loaded with Ibuprofen and Its Derivatives
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Characteristics of orthopaedic implants damage and mechanisms of its initiation
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Phototransformation of Amlodipine: Degradation Kinetics and Identification of Its Photoproducts
PublicationNowadays, monitoring focuses on the primary compounds and does not include degradation products formed during various biological and chemical processes. Transformation products may have the same effects to human health and the environment or sometimes they can be more toxic than the parent compound. Unfortunately, knowledge about the formation of degradation products is still limited, however, can be very important for the environmental...
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Geotechnical Properties of Phosphogypsum and Its Use in Road Engineering
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The photophysics of β-homo-tyrosine and its simple derivatives
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Internet of Robotic Things: Its Domain, Methodologies, and Applications
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Potential for ITS/ICT Solutions in Urban Freight Management
PublicationThe article presents a study on applying ITS solutions in planning and management of urban freight transport in Gdynia. The traffic management system Tristar which is under implementation and its related systems show a potential to assist in development of freight transport measures. Recommendations for urban freight policy development supplementing Gdynia's Sustainable Urban Mobility Plan were used as a basis for identification...
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Examination of influence of fixing circular saw on its stiffness
PublicationW artykule przedstawiono badania wpływu kształtu tarcz mocujących na sztywność ostrzy wybranych pił. Wyniki badań wykazały wykazały wpływ wielkości, kształtu i jakości powierzchni styku tarcz mocujących z korpusem piły na sztywność ostrzy piły.
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Preferences of the Facade Composition in the Context of Its Regularity and Irregularity
PublicationAbstract: The aim of this study is to determine the preferences of Polish society towards building facades depending on the degree of the composition regularity of the facade elements. The subject matter is inspired by the authors’ observations in relation to the current architectural trends. The purposefulness of the conducted research results from several issues. Firstly, the reports of psychology and neurosciences clearly indicate...
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On the preestimation technique and its application to identification of nonstationary systems
PublicationThe problem of noncausal identification of a nonstationary stochastic FIR (finite impulse response) sys- tem is reformulated, and solved, as a problem of smoothing of preestimated parameter trajectories. Three approaches to preestimation are critically analyzed and compared. It is shown that optimization of the smoothing operation can be performed adaptively using the parallel estimation technique. The new approach is computationally...
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Densimetric and ultrasonic characterization of urea and its derivatives in water
PublicationW oparciu o pomiary gęstości dla serii roztworów jak i rozpuszczalnika wykonanych w temperaturach 15, 20, 25, 30 i 35oC wyznaczono pozorne molowe objętości mocznika, N-metylomocznika, N,N'-dimetylomocznika, N,N,N',N'-tetrametylomocznika, N-etylomocznika, N,N'-dietylomocznika jak i N-butylomocznika w wodzie. Dodatkowe pomiary szybkości dźwięku przeprowadzone w temperaturze 25oC pozwoliły obliczyć ściśliwości adiabatyczne, pozorne...
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Matriptase-2: monitoring and inhibiting its proteolytic activity
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Sound engineering as our commitment to its creators in Poland
PublicationSound engineering is an interdisciplinary and rapidly expanding domain. It covers many aspects, such as sound perception, studio and sound mastering technology, music information retrieval including content-based search systems and automatic music transcription frameworks, sound synthesis, sound restoration, electroacoustics, and other ones constituting multimedia technology. Moreover, machine learning methods applied to the topics...
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The structure of demand and its economic consequences for urban transport
PublicationThe structure of demand for urban transport services, determined by the share of passengers entitled to free and reduced fares, is an important factor influencing its economic condition. The aim of this article is to present the results of research into the structure of demand for urban transport as well as its economic consequences. The article begins by considering the nature of the determinants and consequences of the public...
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Tyre rolling resistance and its influence on fuel consumption
PublicationRolling resistance of tyres is one of the major resistive forces acting on any wheeled vehicle. Unfortunately, it is also one of the forces very difficult to measure. It is estimated that in certain traffic conditions (like for example constant speed driving with slow or moderate speed) so called Rolling Resistance Impact Factor may be as high as 0.3. This means that reduction of rolling resistance by 50% would lead to 15% of energy...
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Impact of ITS services on the safety and efficiency of road traffic
PublicationThis paper describes the project entitled: “Impact of the use of Intelligent Transport Systems on the level of road safety” (agreement no. DZP/RID-I-41/7/NCBR/2016), implemented as part of the Road Innovations Development (RID) programme, funded by the National Centre for Research and Development and the General Directorate for National Roads and Motorways (GDDKiA). The project is run by a consortium comprising the Motor Transport...
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Dual-wavelength laser polarimeter and its performance capabilities
PublicationA dual-wavelength optical polarimetric approach has been proposed as a means of elimination of the systematic errors and estimation of the optical anisotropy parameters for a single DKDP crystal. Our HAUP-related polarimeter uses two semiconductor lasers with the neighbouring wavelengths of 635 nm and 650 nm. Based on the temperature dependence analysis of small characteristic azimuths of light polarization with respect to the...
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QUANTITATIVE EASING POLICY AND ITS IMPACT ON THE GLOBAL ECONOMY
PublicationBased on the analysis of the impact of quantitative easing policies on the global economy, there was concluded that the world’s largest central banks and widespread debt stimulation have created the model of economic growth. This model was based on the productivity growth. The lack of productivity growth in the developed world, the active integration of developing countries (first of all China and India) in the global economy have...
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Expert assessment of arguments: a method and its experimental evaluation
PublicationArgument structures are commonly used to develop and present cases for safety, security and other properties. Such argument structures tend to grow excessively. To deal with this problem, appropriate methods of their assessment are required. Two objectives are of particular interest: (1) systematic and explicit assessment of the compelling power of an argument, and (2) communication of the result of such an assessment to relevant...
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Porous structure of clinoptilolite and problems connected with its characterization.
PublicationPrzedstawiono: stan wiedzy nt technik oznaczania porowatości i powierzchni właściwej różnego typu materiałów, oraz wyniki badań fizykochemicznych naturalnych zeolitów pochodzących z obszaru Zakarpacia (Ukraina).
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Characteristics of the Radunia river and its catchment in view of WFD
PublicationCelem Ramowej Dyrektywy Wodnej (RDW), między innymi problemami jest ochrona śródlądowych wód powierzchniowych, zabezpieczenie przed dalszym pogorszenien ich stanu i poprawa stanu ekosystemów wodnych. Badania Rzeki Raduni i jej zlewni zostały wykonane przez Instytut Budownictwa Wodnego i Politechnikę Gdańską. Dotyczyły one wód śródlądowych (rzeki, jeziora, zbiorniki), ich hydrologii, hydrauliki i jakości wody. Rzeka jest istotna...
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Computer modeling of perceptual masking and its audiology applications
PublicationW referacie zaprezentowano podstawy perceptualne słyszenia pozwalające na stworzenie nowych modeli kodowania dźwięku, w szczególności do zastosowania w protezach słuchu.
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BIOACOUSTICS-THE INTERNATIONAL JOURNAL OF ANIMAL SOUND AND ITS RECORDING
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International Journal of Advances in Soft Computing and its Applications
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ORDER-A JOURNAL ON THE THEORY OF ORDERED SETS AND ITS APPLICATIONS
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Nonradiative excitation energy transport and its analysis in concentrated systems
PublicationW pracy przedstawiono analizę transportu energii w roztworach dwuskładnikowych. Porównano wyniki pomiarów z modelem hoppingowym i diagramatycznym oraz z wynikami symulacji Monte Carlo. Stwierdzono dobrą zgodność wyników eksperymentalnych z przewidywaniami teorii i symulacjami komputerowymi.
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The microbiome and its impact on food allergy and atopic dermatitis in children
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Maturity Mismatch in the Polish Banking System and its Impact on the Economy
PublicationIn 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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A correct description of the interaction between a magnetic moment and its image
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A Method of Lathe Checks Measurement; SMOF device and its software
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The New Chinese Civil Code and its contribution to Sustainable Development
PublicationThe first civil code of the People’s Republic of China in the history was adopted by the 13th National People’s Congress in Beijing on 28 May 2020 and will enter into effect on 1 January 2021. The new civil code puts much more emphasis on the sustainable development and protection of the environment and because of that, the Chinese private law has begun to respond to ecological problems as well. The...
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Intercalation of imidazoacridinones to DNA and its relevance to cytotoxicand antitumor activity
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Characterization of NiTi SMA in its unusual behaviour in wear tests
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Effect of thermal modifications of potato starch on its selected properties
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Omni-channel Retailing in the Fashion Industry: Its Definition and Implementation
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Challenges in Reporting the COVID-19 Spread and its Presentation to the Society
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Elucidating of oxidative distress in COVID-19 and methods of its prevention
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Photophysics of 7-Hydroxytetrahydroisoquinoline-3-carboxylic Acid and Its Derivatives
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The prognostic role of p53 and its correlation with CDK9 in urothelial carcinoma
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The electronic structure of p-xylylene and its reactivity with vinyl molecules
PublicationThe electronic states of p-xylylene molecule were described at the multi-configurational CASSCF/MRMP2 level of theory. The closed-shell singlet state representing the quinoidal p-xylylene molecule was pre-dicted to be the ground electronic state whereas the triplet (benzoidal) and the singlet open-shell states were found to be much higher in energy (by 159 and 423 kJ/mol, respectively, as found at the CASSCF(8,8)/6-31+G(d) level)....
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Improving Savonius rotor performance by shaping its blade edges
PublicationThe article presents the results of the numerical analysis of the flow inside the Savonius rotor. Particular at-tention has been paid to the vicinity of the blade gap in order to recognise the mechanisms controlling the flow in this area. The conclusions resulting from the analysis made the basis for an attempt to improve Savonius turbine performance via shaping rotor blade edges. The paper presents selected characteristic flow...
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Analytical procedures for determination of cocaine and its metabolites in biological samples
PublicationThe dangerous effects and increased usage of illicit drugs have inspired the development of analytical methodologies. We based our review of analytical procedures for determination of cocaine (COC) and its metabolites on literature from the past two decades. Our main aim was to compare the capabilities of different analytical techniques. The diversity of matrices from which COC is determined (e.g., blood, hair, saliva, plasma,...
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The estimation of fish lenght distribution from its acoustical measures
PublicationThe paper concerns the problem of estimating fish length PDF from its target strength PDF obtained from acoustic surveys. It has been shown that the target strength of single fish can be treated in the first approximation as a finction of two variables: one, which depends on fish size and the other, which depends on its angular orientation (aspect). Extending this simplified relationship to the case of fish populations allows to...
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The influence of electrocatalytic toxic gas sensor construction on its performance
PublicationW pracy przedstawiono porównanie właściwości elektrokatalitycznych czujników gazów przygotowanych na bazie różnych elektrolitów stałych oraz wykonanych w różnych technologiach.
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An untraceability protocol for mobile agents and its enhanced security study
PublicationArtykuł przedstawia rozszerzoną analizę bezpieczeństwa zaproponowanego przez nas protokołu ochrony przed tropieniem (ang. untraceability protocol) dla agentów mobilnych. Jak dotąd, tak systematyczna analiza bezpieczeństwa nie została przeprowadzona. Co więcej, istniejące znane analizy bezpieczeństwa koncentrują się wyłącznie na atakujących wewnętrznych. Uważamy, że stworzona przez nas lista kontrolna ataków może posłużyć jako...
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On the derivative of the Legendre function of the first kind with respect to its degree
PublicationPokazano, że pochodna po indeksie funkcji Legendre'a pierwszego rodzaju, obliczona dla całkowitej wartości indeksu, może być wyrażona przez funkcje elementarne. Skonstruowano kilka jawnych reprezentacji tej pochodnej. Zaprezentowano przykłady zastosowań otrzymanych wzorów.
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Vitamin D and its analogs as anticancer and anti-inflammatory agents
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Gendered entrepreneurship and its impact on firm innovativeness - a literature review.
PublicationEntrepreneurs gain a lot of attention in recent decades. Even if a precise definition of entrepreneur and entrepreneurship remains problematic, it is clear that there is a strong link between entrepreneurship and innovativeness, as well as between entrepreneur and innovation. In the current era of globalisation, the importance of innovations is as great as never before. And so is the importance of innovativeness determinants. Investigating...
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Exterior Plasterwork in Gdynia`s Modernist Architecture and Its Preservation
PublicationText presents the historical plasterworks of facades of modernist monuments built before WWII as the important expression in architecture and ist conservation
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Chemical Composition of Industrial Wood Waste and the Possibility of its Management
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