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Search results for: POLE ELEKTROMAGNETYCZNE
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Phase separation in poly(butylene terephthalate)-based materials prepared by solid-state modification
PublicationThe morphology of a series of poly(butylene terephthalate) (PBT)/fatty acid dimer diol (FADD)-based copolyesters prepared by solid-state modi fi cation (SSM) was studied. It was shown that in copolyesters containing less than 10 wt% FADD two different phases, i.e. a PBT crystalline phase and a PBT-rich amorphous phase, are present. The FADD residues were more or less homogeneously distributed throughout the interlamellar regions....
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Primary role identification in e-mail networks using pattern subgraphs and sequence diagrams
PublicationSocial networks often forms very complex structures that additionally change over time. Description of actors' roles in such structures requires to take into account this dynamics reflecting behavioral characteristics of the actors. A role can be defined as a sequence of different types of activities. Various types of activities are modeled by pattern subgraphs, whereas sequences of these activities are modeled by sequence diagrams....
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Restoration and preservation of the reinforced concrete poles of fence at the former Auschwitz concentration and extermination camp
PublicationThe objective of this study was to assess the present state of the reinforced concrete poles of fence at the former Auschwitz I and Auschwitz II-Birkenau concentration and extermination camp. The poles were subjected to renovation about 10 years ago. After this time some deficiencies of applied renovation method were noticed. Cracks appeared between fresh and original part of concrete cover. Analysis of the reasons of these failures...
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Suicidal thoughts in persons treated for alcohol dependence: The role of selected demographic and clinical factors
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The role of MR imaging in detection of hepatic iron overload in patients with cirrhosis of different origins
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Organizational culture and coopetition: An exploratory study of the features, models and role in the Polish Aviation Industry
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The Role of and the Place of Method Validation in the Quality Assurance and Quality Control (QA/QC) System
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The role of colour preattentive processing in human–computer interaction task efficiency: A preliminary study
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The role of background color, interletter spacing, and font size on preferences in the digital presentation of a product
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The influence of UV light on Performance of poly(methyl methacrylate) in regard to dyesensitised solar cells
PublicationNiskie kosztu produkcji i prosta budowa Barwnikowych Ogniw Słonecznych (ang.DSSC-Dye Sensitized Solar Cells) a także porównywalne wydajności czynią je konkurencyjnymi wsród komercyjnych technologii ogniw słonecznych. Jednym z elementów wchodzących w skład BOS jest transparentne szkło przewodzące stanowiące jego elektrody. Doskonała transparentność omozliwia zastosowanie polimeru PMMA jako substytutu transparaentnego szkła przewodzącego....
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Economic growth and role of medium and low tech industries versus high tech industries
PublicationRozdział w monografii stanowiący kompleksową analizę wpływu oraz roli sektora niskich oraz średnich technologii we wzroście gospodarczym. Rola tych 2 sektorów jest przeciwstawiona roli sektora wysokich technologii we wzroście gospodarczym. Autorzy przeprowadzają analizę dla krajów OECD.
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The role of cytochrome P450 reductase (CPR) in metabolism of potent nitroacridine antitumor, C-1748
PublicationCelem pracy było poznanie molekularnego mechanizmu działania pochodnych 9-amino-1-nitroakrydyny. Zbadano przemiany enzymatyczne tych związków w różnych układach enzymatycznych: I. Szczurza frakcja mikrosomalna z reduktazą cytochromu P450. II. Rekombinantowe izoenzymy cytochromu P450 z wysokim i niskim poziomem reduktazy cytochromu P450. III. Frakcje mikrosomalne dzikiego typu oraz pozbawione genu kodującego reduktazę cytochromu...
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Ocena stabilności termicznej kompozycji otrzymanych z nienasyconych poli(estrouretanów) sieciowanych styrenem
PublicationPoli(estrouretany uzyskano w reakcji nienasyconych oligo(alkilenoestro)dioli z 4,4`-diizocyjanianem difenylometanu. Oligomerole otrzymano w wyniku polikondensacji bezwodnika kwasu ftalowego, kwasu adypinowego z glikolem etylenowym i cis-2-buten-1,4-diolem. Proces syntezy poli(estrouretanów) prowadzono metodą prepolimerową zmieniając stosunek molowy grup [NCO/OH] w zakresie od 2/1 do 1/2.
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Właściwości termiczne nienasyconych oligo(alkilenoestroeterodioli) i otrzymanych z nich poli(estroeterouretanów)
PublicationW pracy przedstawiono wyniki badań stabilności termicznej dotyczące nienasyconych poli(estroeterouretanów), które zostały zsyntetyzowane z wcześniej otrzymanych nienasyconych oligo(alkilenoestroetero)dioli, sieciowanych z użyciem monomerów winylowych.
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Role of Myeloid-derived suppressor cell (MDSC) in autoimmunity and its potential as a therapeutic target
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Solid Phase Photocatalytic Reaction on the Soot/TiO2 Interface: The Role of Migrating OH Radicals
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The role and the place of method validation in the Quality Assurance and Quality Control (QA/QC) System
PublicationOznaczanie analitów na coraz niższych poziomach stężeń w próbkach charakteryzujących się coraz bardziej złożonym składem matrycy to jeden z głównych kierunków rozwojowych analityki chemicznej. Jest to zadanie niezwykle trudne i skomplikowane, w związku z czym stanowi wielkie wyzwanie dla analityków i wymaga zwrócenia uwagi na problem kontroli i zapewnienia jakości uzyskiwanych wyników (ang. Quality Assurance/Quality Control - QA/QC).W...
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Wpływ struktury maszyn bezszczotkowych z magnesami trwałymi na rozkład pola wzbudzenia
PublicationRozwój maszyn elektrycznych jest ściśle związany z rozwojem inżynierii materiałowej jak również przyrządów półprzewodnikowych mocy i mikroprocesorów stanowiących podstawowe elementy współczesnych układów energoelektronicznych do przetwarzania i sterowania mocy elektrycznej. Zastosowanie magnesów trwałych (MT) o dużych gęstościach energii pozwala budować maszyny elektryczne, które charakteryzują się lepszymi parametrami eksploatacyjnymi...
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The Role and Importance of a Footbridge Suspended over a Highway in the Opinion of Its Users—Trabzon (Turkey)
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Synergistic effect of fumed silica with Ni2O3 on improving flame retardancy of poly(lactic acid)
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Poly(amidoamine) dendrimer immunosensor for ultrasensitive gravimetric and electrochemical detection of matrix metalloproteinase-9
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The role of the LB structural loop and its interactions with the PDZ domain of the human HtrA3 protease
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A response to “Cardiovascular disease and obstructive sleep apnea: an underappreciated role for increased platelet activity?”
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Salt Stress Reveals a New Role for ARGONAUTE1 in miRNA Biogenesis at the Transcriptional and Posttranscriptional Levels
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Platelets in fetal growth restriction: role of reactive oxygen species, oxygen metabolism, and aggregation.
PublicationFetal growth restriction (FGR) is mainly caused by failure of the uteroplacental unit. Theexact pathogenesis remains unclear. The cause is thought to be related to abnormal platelet activation,which may...
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The effect of hard/soft segment composition on radiation stability of poly(ester-urethane)s
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Tuning the Wettability of a Thin Polymer Film by Gradually Changing the Geometry of Nanoscale Pore Edges
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Role of Litsea cubeba Essential Oil in Agricultural Products Safety: Antioxidant and Antimicrobial Applications
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Aerobic Cytotoxicity of Aromatic N-Oxides: The Role of NAD(P)H:Quinone Oxidoreductase (NQO1)
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Catalysis on polymer supports: ESR of molybdenum (V) dispersed in poly(acrylic acid) matrices
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Design and fabrication of flexible poly(vinyl chloride) dielectric composite reinforced with ZnO microvaristors
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Photocatalysis Involving a Visible Light-Induced Hole Injection in a Chromate(VI)–TiO2 System
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Evaluating the Role of Circulating Dendritic Cells in Methimazole-Treated Pediatric Graves’ Disease Patients
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The Role of Organic and Inorganic Amendments in Carbon Sequestration and Immobilization of Heavy Metals in Degraded Soils
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Evaluating the Role of Circulating Dendritic Cells in Methimazole-Treated Pediatric Graves’ Disease Patients
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Pale stalowe w budownictwie mostowym i hydrotechnicznym - rozwiązania konstrukcyjne i obliczanie
PublicationPrzedstawiono zastosowania stalowych pali w konstrukcjach hydrotechnicznych i mostowych. Skupiono się na rozwiązania zastosowanych w konstrukcjach oraz nośności pali.
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The Role, Interdependencies, and Flows of Added Value Between Central and Eastern Europe, Germany, and China
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Revelations About Carotid Body Function Through its Pathological Role in Resistant Hypertension
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CFD analysis of natural convection between two superposed fluids: role of corrugated bottoms
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Toward Enhanced Plant Immunity: Unveiling the Role of Brassinosteroids in Abiotic and Biotic Stress Response
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Mechanisms of Plant Natural Immunity and the Role of Selected Oxylipins as Molecular Mediators in Plant Protection
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The role of tricalcium aluminate and gypsum dehydration level in cement for effective air entrainment of concrete
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How to influence the mesenchymal stem cells fate? Emerging role of ectoenzymes metabolizing nucleotides
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Skin cancer, including related pathways and therapy and the role of luteolin derivatives as potential therapeutics
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The influence of esterification time on the physicochemical properties of poly (glycerol sebacate-co- butylene sebacate)
PublicationThe study presents the results of the physicochemical properties of ester elastomer based on sebacic acid, glycerol and 1,4 - butanediol. The process of obtaining elastomers at variable esterification times of 14, 16 and 21 h is described. It was found that the material with an esterification time of 21 h is characterized by the best mechanical properties while maintaining high content of the gel fraction. In the technological...
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Role of Lentivirus-Mediated Overexpression of Programmed Death-Ligand 1 on Corneal Allograft Survival
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The Role of an Integrated Transport System in the Comprehensive, Polycentric Development of Gdańsk Bay Metropolitan Area
PublicationIn this paper the role of an integrated transport system and mobility in the development of Gdańsk Bay Metropolitan Area is discussed, with special emphasis on how it influences the development of comprehensive, polycentric urban structures. The paper consists of an analysis of how the changes, which occurred after the socio-economic transformation shaped the transport system, and as a consequence the spatial structure, of Gdańsk...
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Restoration and preservation of the reinforced concrete poles of fence at the former Auschwitz concentration and extermination camp
PublicationThe objective of this study was to assess the present state of the reinforced concrete poles of fence at the former Auschwitz I and Auschwitz II-Birkenau concentration and extermination camp. The poles were subjected to renovation about 10 years ago. After this time some deficiencies of applied renovation method were noticed. Cracks appeared between fresh and original part of concrete cover. Analysis of the reasons of these failures...
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Synthesis, structure and properties of novel poly(hydroxyurethane)s obtained by non-isocyanate route
PublicationNon-isocyanate polyurethanes (NIPUs) can be synthesized by polyaddition of five-membered bis(cyclic carbonate)s and primary diamines. NIPUs are an alternative for the commonly used (in the form of foams, elastomers, coatings or fibers) in the industry polyurethanes obtained using toxic and moisture sensitive diisocyanates, polyols and low-molecular weight chain extenders. The main aim of this work was to synthesize non-isocyanate...
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Job Demands, Engagement, and Turnover Intentions in Polish Nurses: The Role of Work-Family Interface
PublicationBackground: Poland has lower ratios of employed registered nurses per 1,000 inhabitants than the EU average. Polish nurses work under miserable conditions without assisting personnel, and they reconcile their professional demands with responsibilities for their families; 96% of them are women. Rationale/Aims: This study uses Hobfoll’s conservation of resources (CORs) theory to explain the role of various resources in the improvement...