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wyświetlamy 1000 najlepszych wyników Pomoc
Wyniki wyszukiwania dla: CONNECTING URBAN STRUCTURE
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MODEL OF COOPERATION IN CREATING SOCIALLY ENGAGED URBAN SPACE � THE ROLE OF LOCAL PARTICIPATION
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Hypsometric changes in urban areas resulting from multiple years of mining activity
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Geomorphological and Hydrological Effects of Subsidence and Land use Change in Industrial and Urban Areas
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Selected issues on the role of electric lighting in the regeneration programs of urban spaces in Poland
PublikacjaThis paper reflects on the basic research done in the area of outdoor public lighting in regard to regeneration processes. The general purpose of this scientific paper is to investigate the role that lighting design plays within regeneration frameworks. Referring to a wide spectrum of academic publications, the paper provides an overview of regeneration and outdoor public lighting objectives. Emphasize is put on the obstacles for lighting...
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A global multinational survey of cefotaxime-resistant coliforms in urban wastewater treatment plants
PublikacjaThe World Health Organization Global Action Plan recommends integrated surveillance programs as crucial strategies for monitoring antibiotic resistance. Although several national surveillance programs are in place for clinical and veterinary settings, no such schemes exist for monitoring antibiotic-resistant bacteria in the environment. In this transnational study, we developed, validated, and tested a low-cost surveillance and...
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Co-Creating Smart Cities – Design Thinking for 21st Century Urban Planning
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Set of Experience Knowledge Structure (SOEKS) and Decisional DNA (DDNA): Past, Present and Future
PublikacjaThis article reviews research work on set of experience knowledge structure (SOEKS)-decisional DNA (DDNA) done in the past, ongoing, and planned for the future. Firstly, the concept of the knowledge representation technique of SOEKS-DDNA is discussed, and then an attempt is made to organize the past research related with it in chronological order. This work focuses on the review on SOEKS-DDNA, its application in different domains,...
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Influence of Osmolytes on Protein and Water Structure: A Step To Understanding the Mechanism of Protein Stabilization
PublikacjaResults concerning the thermostability of hen egg white lysozyme in aqueous solutions with stabilizing osmolytes, trimethylamine-N-oxide (TMAO), glycine (Gly), and its N-methyl derivatives, N-methylglycine (NMG), N,N-dimethylglycine (DMG), and N,N,N-trimethylglycine (betaine, TMG), have been presented. The combination of spectroscopic (IR) and calorimetric (DSC) data allowed us to establish a link between osmolytes’ influence on...
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Straightening of ship hull structure made of 316L stainless steel - microstructure of naturally colled material
Dane BadawczeThe AISI 316L type steel belongs to the group of chromium-nickel stainless steels. They are determined according to European standards as X2CrNiMo17-12-2 and belong to the group of austenitic stainless steels. Steels of this group are used for elements working in seawater environments, for installations in the chemical, paper, and food, industries,...
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Straightening of ship hull structure made of 316L stainless steel - microstructure of water cooled material
Dane BadawczeThe AISI 316L type steel belongs to the group of chromium-nickel stainless steels. They are determined according to European standards as X2CrNiMo17-12-2 and belong to the group of austenitic stainless steels. Steels of this group are used for elements working in seawater environments, for installations in the chemical, paper, and food, industries,...
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Numerical Study on Seismic Response of a High-Rise RC Irregular Residential Building Considering Soil-Structure Interaction
PublikacjaThe objective of the present study is to investigate the importance of soilstructure interaction effects on the seismic response of a high-rise irregular reinforced-concrete residential building. In order to conduct this research, a detailed three-dimensional structure model was subjected to various earthquake excitations, also including a strong mining tremor. Soil-foundation flexibility was represented using the spring-based...
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Strength analysis of a large-size supporting structure for an offshore wind turbine
PublikacjaThe offshore wind power industry is the branch of electric energy production from renewable sources which is most intensively developed in EU countries. At present, there is a tendency to install larger-power wind turbines at larger distances from the seashore, on relatively deep waters. Consequently, technological solutions for new supporting structures intended for deeper water regions are undergoing rapid development now. Various...
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Pressure effects on the electronic structure and superconductivity of (TaNb)0.67(HfZrTi)0.33 high entropy alloy
PublikacjaEffects of pressure on the electronic structure, electron-phonon interaction, and superconductivity of the high entropy alloy ( TaNb ) 0.67 ( HfZrTi ) 0.33 are studied in the pressure range 0–100 GPa. The electronic structure is calculated using the Korringa-Kohn-Rostoker method with the coherent potential approximation. Effects of pressure on the lattice dynamics are simulated using the Debye-Grüneisen model and the Grüneisen...
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Proposition of the steam turbine governor structure modification
PublikacjaThere is considered the steam turbine governor operation during defense and restoration of the power system. It points out weaknesses of currently used governor structures. The new controller is proposed, that takes advantages of those curently used. The new controller allows for more effective control of the turbine in emergency situations, at frequencies much different from the nominal value.
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On the electronic structure of methyl butyrate and methyl valerate
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Module structure in Conley theory with some applications
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Simulation of wood structure geometry after machining
PublikacjaW niniejszym artykule została przedstawiona nowa metoda trójwymiarowych symulacji geometrii powierzchni drewna. Zaprezentowano wpływ parametrów obróbkowych oraz drgań podczas strugania obrotowego drewna. Chropowatość powierzchni była charakteryzowana poprzez parametry profilu chropowatości Ra oraz Rz. Posuw na ostrze oraz średnica narzędzia są najbardziej wpływającymi czynnikami na wielkość nierówności podczas maszynowej obróbki...
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FEM approach to modeling of an irregular trabecular structure
PublikacjaThe aim of the study is elaboration of a method for creating irregular scaffolds that can be used to model the behaviour of trabecular bone placed in the proximal epiphysis of the femur. The scope of the study encompasses creating six numerical models of irregular scaffolds (two solid irregular scaffolds, two shell irregular scaffolds and two shell irregular scaffolds with fortification) and performing numerical analysis of the...
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Electronic structure of multiwall boron nitride nanotubes
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Synthesis and structure analysis of ferrocene‐containing pseudopeptides
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Pore structure of carbons coated on ceramic particles
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Local structure in Zn1−xMnxS: EXAFS study
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The lifecycle of a digital historical document: structure and content.
PublikacjaZaproponowno model cyklu wytwarzania dokumentu cyfrowego z papierowych oryginałów pisanych na maszynie i przedstawiono opracowany przez autorów i wdrożony w środowisku Państwowego Muzeum Stutthof w Sztutowie zestaw narzędziowy DOW do automatycznej ekstrakcji treści dokumentu. Istotę nowej metodologii, opracowanej w ramach projektu 5PR UE IST-33441 MEMORIAL, jest wykorzystanie informacji semantycznej w procesach segmentacji tła,...
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Numerical modeling of wave-seabed-structure interaction.
PublikacjaPraca doktorska przedstawia propozycję nowoczesnego rozwiązania obciążeń hydraulicznych przy uwzględnieniu nieliniowych oddziaływań pomiędzy falą wodną, przepuszczalnym dnem i porowatą konstrukcją morską. Nabrzeże pionowe, falochron podwodny i falochron kompozytowy były obiektem eksperymentów numerycznych, których wyniki były weryfikowane przy użyciu wyników laboratoryjnych (niszczących i nieniszczących). Krótki przegląd bieżącej...
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Visible light photoactivity and structure of doped TiO2
PublikacjaOmówiono strukturą i właściwości TiO2 domieszkowanego siarką, węglem oraz borem. Aktywność fotokatalityczna zbadano w reakcji degradacji fenolu pod wpływem światła z zakresu widzialnego (l > 400 nm). Aktywność fotokatalizatorów odniesiono do ich właściwości takich jak powierzchnia właściwa, struktura krystaliczna oraz charakter chemiczny domieszki. Stwierdzono, że fotokatalizatory o najwyższej aktywności mają strukturę anatazu...
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Insight into the oligomeric structure of PORA from A. thaliana
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1.21 Computation of Structure, Dynamics, and Thermodynamics of Proteins
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A 3-dB coupler with UC-PBG structure
PublikacjaPrzedstawiono nową konstrukcję sprzęgacza z liniami paskowymi sprzężonymi szerokim bokiem oraz zmodyfikowaną warstwą metalizacji masy. Modyfikacja metalizacji polega na periodycznym wytrawieniu dwuwymiarowej struktury szczelin, nazywanej strukturą uniplanarnej zwartej przerwy fotonicznej (UC-PBG: Uniplanar Compact Photonic BandGap). Potwierdzono przewidywane wcześniej zjawisko spowolnienia fali oraz powiększenia wielkości sprzężenia...
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Laser Scanning of a Soil-Shell Bridge Structure
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Characteristics and structure of starch isolated from triticale
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The structure of liquid lead: EXAFS and MD studies
PublikacjaPraca poświecona jest analizie widm XAFS zmierzonych na krawędzi L3dla ciekłego ołowiu. W analizie strukturalnej EXAFS zastosowano podejście GNXAS. Przetestowano kilka modeli strukturalnych, zarówno numerycznych (MD-DLE, MD-TB), jak i tych otrzymanych doświadczalnie (ND, XRD) i ostatecznie zrekonstruowano pierwszy pik w parowej funkcji rozkładu, g(r). Zweryfikowano wcześniejsze doniesienia o obserwownym za pomocą metody XAFS gwałtownym...
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Structure and properties of polyamides-epoxidized elastomers blends
PublikacjaBadano mieszaniny poliamidów alifatycznych (PA6, PA 66, PA 12) zawierające do 15% wag. epoksydowanego elastomeru (statystycznego kopolimeru butadien - styren lub liniowego kopolimeru blokowego styren - butadien - styren). Stwierdzono, że właściwości mechaniczne badanych układów znacząco zależą od czasu mieszania. Oddziaływania w mieszaninach badano poprzez zmiany temepratury zeszklenia. Najbardziej korzystne, ze względu na polepszenie...
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Editorial: Advances in geochemistry and macromolecular structure of coal
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A complete example of experience konowledge structure on XML
PublikacjaPrzedstawiono kompletny przykład reprezentacji struktury wiedzy w języku XML. Omówiono cztery podstawowe składniki tej reprezentacji: dane, funkcje, ograniczenia i zasady.
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TaRh 2 B 2 and NbRh 2 B 2 : Superconductors with a chiral noncentrosymmetric crystal structure
PublikacjaIt is a fundamental truth in solid compounds that the physical properties follow the symmetry of the crystal structure. Nowhere is the effect of symmetry more pronounced than in the electronic and magnetic properties of materials—even the projection of the bulk crystal symmetry onto different crystal faces is known to have a substantial impact on the surface electronic states. The effect of bulk crystal symmetry on the properties...
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The changes of crosslink density of polyurethanes synthesised with using recycled component. Chemical structure and mechanical properties investigations.
PublikacjaThis paper aims at the utilisation of glycerolysate (Gly) obtained in polyurethane recycling process by means of crude glycerine, which has in its structure hydroxyl end groups that allow for further processing. Polyurethanes (PUs) were synthesised using prepolymer method with the mixture of neat polyol and glycerolysate, in different ratios, with 4,4-diphenylmethane diisocyanate (MDI). The prepolymer was subsequently extended...
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Structure and water uptake in BaLnCo2O6−δ (Ln =La, Pr, Nd, Sm, Gd, Tb and Dy)
PublikacjaThe structure of BaLnCo2O6-δ (Ln =La, Pr, Nd, Sm, Gd, Tb and Dy) was studied by the means of synchrotron radiation powder X-ray diffraction, neutron powder diffraction and Transmission Electron Microscopy (TEM), while water uptake properties were analysed with the use of thermogravimetry (TG) and water adsorption isotherms. The structure refinement revealed that the dominant phase in all compositions was orthorhombic with an ordering...
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Heterogeneity of quaternary structure of glucosamine-6-phosphate deaminase from Giardia lamblia
PublikacjaThe oligoHis-tagged versions of glucosamine-6- phosphate deaminase from Giardia lamblia (GlmNagB-HisN, GlmNagB-HisC) were constructed and purified to hear homogeneity, and their kinetic and structural properties were compared to those of the wild-type enzyme (GlmNagB). Introduction of the oligoHis tag at the GlmNagB C-terminus resulted in almost complete loss of the catalytic activity, while the catalytic properties of GlmNagB-HisN...
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Influence of steel brackets supporting crane runway girders structure on the stress distribution in the brackets
PublikacjaThe paper presents a numerical analysis of steel brackets supporting a double-span crane runway girders. The purpose of the study was to assess the new structural solution based on the stress distribution in the brackets. In order to simplify the connection, the bottom flange of the crane runway girder is based directly on the upper flange of the bracket. As a result, the support reaction is no longer applied in the plane of the...
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Structure of the interlayer between Au thin film and Si-substrate: Molecular Dynamics simulations
PublikacjaInteraction between 2, 3, 5 and 7 atomic layers of gold and a (111) silicon surface was investigated with the molecular dynamics simulation method. The simulation of the diffusion interaction between gold and silicon in the temperature range 425-925 K has been carried out. The peculiarities of the concentration changes of the interacting components and the atomic density at the boundary...
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Application of MARKAL model to optimisation of electricity generation structure in Poland in the long-term time horizon Part I - concept of the model
PublikacjaIn this paper, which inaugurates a series of papers on this subject, a concept is proposed of a power system development model with regard to the technological structure of electricity generation in Poland, in the long-term time perspective – until 2060. The model is based on the mathematical structure of the MARKAL optimization package. The paper presents a brief description of the tool used in the model research. In addition,...
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Influence of process of straightening ship hull structure made of 316L stainless steel on corrosion resistance and mechanical properties
PublikacjaThe AISI 316L type steel belongs to the group of chromium-nickel stainless steels. They are determined according to European standards as X2CrNiMo17-12-2 and belong to the group of austenitic stainless steels. Steels of this group are used for elements working in seawater environments, for installations in the chemical, paper, and food, industries, for architectural elements, and many others. The chemical composition of corrosion-resistant...
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The effect of long-term service at elevated temperatures on structure and mechanical properties of Cr-Mo-V steel
PublikacjaPurpose: of this paper is to reveal the microstructural changes in 13HMF steel exposed to long-term service at elevated temperatures. The degradation of bainite structure was determined and carbides morphology has been examined. The influence of carbides evolution was discussed in dependence of creep rupture strength and mechanical properties of the steel.
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The Morphology, Structure, Mechanical Properties and Biocompatibility of Nanotubular Titania Coatings before and after Autoclaving Process
PublikacjaThe autoclaving process is one of the sterilization procedures of implantable devices. Therefore, it is important to assess the impact of hot steam at high pressure on the morphology, structure, and properties of implants modified by nanocomposite coatings. In our works, we focused on studies on amorphous titania nanotubes produced by titanium alloy (Ti6Al4V) electrochemical oxidation in the potential range 5–60 V. Half of the...
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Synthesis, Structure, and Spectroscopic Properties of Calcium Thiophenecarboxylate Polymers. Structural Comparison with Analogous Lead Complexes
PublikacjaThree novel calcium coordination polymers [Ca(2tpCOO)2(2mpa)(H2O)]n (1), [Ca(3tpCOO)2(2mpa)(H2O)]n (2), and {[Ca(3tpacCOO)2(H2O)2]⋅⋅⋅H2O}n (3) (2tpCOO− or 3tpCOO− – thiophene-2- or thiophene-3-carboxylate, 3tpacCOO− – thiophene-3-acetate, 2mpa – 2-methylpropanal), were synthesised using a self-assembly method. The obtained polymers were characterised using SC-XRD, FTIR, UV-Vis DRS, thermogravimetric and luminescence analyses. The...
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Structure and transport properties of triple-conducting BaxSr1−xTi1−yFeyO3−δ oxides
PublikacjaIn this work, BaxSr1−xTi1−yFeyO3−δ perovskite-based mixed conducting ceramics (for x = 0, 0.2, 0.5 and y = 0.1, 0.8) were synthesized and studied. The structural analysis based on the X-ray diffraction results showed significant changes in the unit cell volume and Fe(Ti)–O distance as a function of Ba content. The morphology of the synthesized samples studied by means of scanning electron microscopy has shown different microstructures...
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Studies on the building typology, Kartuzy case study, March 2020
Dane BadawczeThe data presents results of work within the studies on the building typology, Kartuzy case study, study proposal from March 2020. The goal of the process was to identify the basic types of urban structure of the area and to analyse them in terms of location, connections with the neighbourhood, basic and social functions, population density, building...
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Studies on the building typology, Dolny Sopot district case study, March 2020
Dane BadawczeThe data presents results of work within the studies on the building typology, Dolny Sopot district case study, study proposal from March 2020. The goal of the process was to identify the basic types of urban structure of the area and to analyse them in terms of location, connections with the neighbourhood, basic and social functions, population density,...
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Studies on the building typology, Gdańsk-Przymorze Małe district case study, March 2020
Dane BadawczeThe data presents results of work within the studies on the building typology, Gdańsk-Przymorze Małe district case study, study proposal from March 2020. The goal of the process was to identify the basic types of urban structure of the area and to analyse them in terms of location, connections with the neighbourhood, basic and social functions, population...
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Studies on the building typology, Gdańsk-Oliwa district case study, March 2020
Dane BadawczeThe data presents results of work within the studies on the building typology, Gdańsk-Stara Oliwa district case study, study proposal from March 2020. The goal of the process was to identify the basic types of urban structure of the area and to analyse them in terms of location, connections with the neighbourhood, basic and social functions, population...