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Search results for: INDUCED MAGNETIC FIELD
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Evaluation the P-Delta Effect on Collapse Capacity of Adjacent Structures Subjected to Far-field Ground Motions
PublicationIn urban areas, adjacent structures can be seen in any insufficient distance from each other, because of economic reasons and refusal of acquired minimum separation distance according to seismic previsions. Collapse capacity assessment of structures is one of the important objectives of performance-based seismic engineering. The purpose of this study is to consider the pounding phenomenon and P-Delta effect in seismic collapse...
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Near-Field Wireless Sensing of Plastics and Papers Using Frugal Peel-Off Passive Tag
PublicationThis article presents a novel frugal approach of testing plastics and papers using a near-field microwave sensing technique with a peel-off tag. The proposed sensing technique involves two electrical entities: the sensor, which may be regarded as a reader, and a disposable tag. The reader is a modified design of a gap-coupled microstrip line (GCML) sensor, while the passive tag is a standard double-ring complementary split-ring...
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An air-assisted dispersive liquid phase microextraction method based on a hydrophobic magnetic deep eutectic solvent for the extraction and preconcentration of melamine from milk and milk-based products
PublicationIn the current research, a fast and sustainable air-assisted hydrophobic magnetic deep eutectic solvent-based dispersive liquid phase microextraction followed by UV–Vis spectrophotometry measurements was optimized for the extraction and determination of melamine in milk and milk-based products. The central composite design was applied for the optimization of factors affecting the recovery of melamine. Quantitative extraction of...
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Copper(II) complexes with substituted imidazole and chlorido ligands: X-ray, UV-Vis, magnetic and EPR studies and chemotherapeutic potential
PublicationCrystal structures, UV-Vis and EPR spectra and magnetic properties of four copper(II) complexes with chloride anions and 4-methylimidazole, 2-ethylimidazole, 2-isopropylimidazole or 2-ethyl-4-methylimidazole are described. In the solid state three of the complexes are mononuclear and one complex with 2-ethylimidazole is binuclear with bridging chlorido ions. UV-Vis spectra of the methanolic solutions of the complexes show LMCT...
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Improvement of derivatized amino acid detection sensitivity in micellar electrokinetic capillary chromatography by means of acid-induced pH-mediated stacking technique
PublicationDerivatization is a frequently used sample prepara-tion procedure applicable to the enhancement of analyte de-tection sensitivity. Amino acids mostly require derivatization prior to electrophoretic or chromatographic analysis, especial-ly if spectrophotometric detection is used. This study presents an on-line preconcentration technique for derivatized amino acids. The sensitivity of the method was improved by the utilization of...
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Removal of phenolic inhibitor compounds from hydrolysates and post-fermentation broths by using a Hydrophobic Magnetic Deep Eutectic Solvent
PublicationHydroxymethylfurfural (HMF), furfural (FF), hydroquinone (HQ), and vanillin (VAN) are among the main inhibitors generated during most of biomass pre-treatments prior to fermentation processes. They are recognized as toxic to several fermentative microorganisms and therefore cause a decrease in biohydrogen or biofuel production (after hydrolysis). Moreover, if they are released into aqueous solutions (after fermentation), they can...
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Evaluation of pounding effects between reinforced concrete frames subjected to far-field earthquakes in terms of damage index
PublicationIn this paper, three different damage indexes were used to detect nonlinear damages in two adjacent Reinforced Concrete (RC) structures considering pounding effects. 2-, 4- and 8-story benchmark RC Moment Resisting Frames (MRFs) were selected for this purpose with 60%, 75%, and 100% of minimum separation distance and also without any in-between separation gap. These structures were analyzed using the incremental dynamic analysis...
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Chronographic Imprint of Age-Induced Alterations in Heart Rate Dynamical Organization
PublicationBeat-to-beat changes in the heart period are transformed into a network of increments between subsequent RR-intervals, which enables graphical descriptions of short-term heart period variability. Three types of such descriptions are considered: (1) network graphs arising from a set of vertices and directed edges, (2) contour plots of adjacency matrices A, representing the networks and transition matrices T, resulting from A, and (3)...
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Charge dependence of fragmentation process induced by ion collisions with furan molecule
PublicationThe goal of this work is to describe the system evolution after ion-molecule interaction. We combine different quantum chemistry and statistical mechanics approaches in order to give extended description of the process. Herein we report on a recent study of the fragmentation mechanism of neutral, singly- and doubly-ionized furan molecule in the gas phase.
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Conductivity and viscosity changes of imidazolium ionic liquids induced by H2O and CO2
PublicationSeveral solutions of ionic liquids based on 1-ethyl-3-methylimidazolium cation saturated and unsaturated with carbon dioxide were prepared and characterized by electrochemical impedance spectroscopy. The in fluence of ILs saturation on its electrical conductivity was determined. Additionally, the in fluence of the water presence and variations of temperature on electrical properties of ionic liquids were investigated. Changes of...
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Extreme bottom velocities induced by wind wave and currents in the Gulf of Gdańsk
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Wave-induced bedload transport – a study of the southern Baltic coastal zone
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Correction of Huntington’s Disease Phenotype by Genistein-Induced Autophagy in the Cellular Model
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S6K1 controls autophagosome maturation in autophagy induced by sulforaphane or serum deprivation
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Radiation-Induced Changes in Serum Lipidome of Head and Neck Cancer Patients
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Cellular senescence induced by DNA damage and its role in carcinogenesis and chemotherapy
PublicationUszkodzenia DNA indukują w komórce różne procesy, w tym starzenie komórkowe, co może uruchamiać proces karcinogenezy jak i być związane z odpowiedzią na leki przecinowotworowe. Biologiczna rola starzenia komórkowego nie jest jednak jasna. Zasugerowano, że proces starzenia komórkowego może hamować proces karcinogenezy poprzez indukcję nieodwracalnego zahamowania wzrostu przez czynniki genotoksyczne. Indukcja starzenia komórkowego...
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Exercise-induced fatigue impairs visuomotor adaptability in physical education students
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The role of the enzymatic antioxidant system in cylindrospermopsin-induced toxicity in human lymphocytes
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Clozapine versus other neuroleptics induced tardive dyskinesia in an elderly patient
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Clozapine versus other neuroleptics induced tardive dyskinesia in an elderly patient
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Induced circularly polarized luminescence for revealing DNA binding with fluorescent dyes
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Cathepsin C is a novel mediator of podocyte and renal injury induced by hyperglycemia
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Hydrogen induced degradation of structural steel exposed to the technical liquid hydrocarbons
PublicationBadano degradacje stali 26H2MF w mieszaninach węglowodorów. Badania były prowadzone pod stałym obciążeniem i przy małej prędkości 10-6s-1
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Pressure-induced phase transition in LiLuF4:Pr3+investigated by an optical technique
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Dopant Concentration Induced Optical Changes in Ca,Eu-α-Sialon
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Migration time shift of analytes in micellar electrokinetic chromatography induced by stacking
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Evaluation of Chemical Changes in Laboratory-Induced Colistin-Resistant Klebsiella pneumoniae
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Kinetics of aquation of [Co(ODA)(H2O)3] induced by Fe(III)
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Influence of Traffic-Induced Vibrations on Humans and Residential Building—A Case Study
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Growth Enhancement of Radish Seed Induced by Low-Temperature Argon Plasma
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Stability of delay induced oscillations in gene expression of Hes1 protein model
PublicationW pracy prezentowana jest matematyczna analiza modelu ekspresji genu białka Hes1. Rozważamy układ równań z dwoma opóźnieniami - w produkcji białka Hes1 oraz jego mRNA. Dowodzimy istnienia i jednoznaczności oraz nieujemności rozwiązań. Pokazujemy istnienie dokładnie jednego dodatniego stanu stacjonarnego. Wykazujemy, że stabilność stanu stacjonarnego zależy od sumy opóźnień. Podajemy warunek dostateczny na wystąpienie bifurkacji...
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Detection of Closing Crack in Beam Based on Responses Induced by Harmonic Excitation
PublicationThe non-linear contact model was chosen to simulate the closed crack in the cantilever beam. The study examines the shape and characteristics of the phase diagram of a cantilever beam with closed cracks. It investigates how various crack properties influence the geometry of the phase diagram and proposes a method for identifying cracks based on their features. The area of each closed curve in the phase diagram is determined using...
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Theoretical analysis of current induced by high-energetic radiation in dielectric materials
PublicationW pracy poddano analizie mechanizmy generacji i rekombinacji nośników ładunku w obecności wysokoenergetycznego promieniowania. Przedstawiono zależności gęstości prądu elektrycznego od natężenia promieniowania i napięcia polaryzujacego próbkę.
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Impact force spectrum for damage assessment of earthquake-induced structural pounding
PublicationCelem artykułu jest zastosowanie spektrum siły zderzenia do szacowania zniszczeń powstałych na skutek zderzeń pomiędzy konstrukcjami budowlanymi, do których dochodzi podczas trzęsień ziemi. Wyniki analizy wskazują, iż spektrum takie może być przydatnym narzędziem przy projektowaniu konstrukcji podatnych na zderzenia. Przykłady spektrów odpowiedzi pokazują, iż zapewnienie odpowiedniej przerwy dylatacyjnej lub zgranie parametrów...
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Hydrogen induced degradation of structural steel exposed to the technical liquid hydrocarbons
PublicationSusceptibility of the differently heat treated 26H2MF steel to stress corrosion cracking has been evaluated in the constant strain rate tension tests done at the strain rate 10-6s-1 and in the constant load tests done at the 0,98 of fracture load. The boiler fuel and the aged mineral oil at 135C and 80C respectively, have been used as the aggressive environments.
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Electronic conductivity in the SiO2–PbO–Fe2O3 glass containing magnetic nanostructures
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Investigation of the magnetic hyperthermia effect in an aqueous dispersion of colloidosomal nanoparticle clusters
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Mixture Model Based Efficient Method for Magnetic Resonance Spectra Quantification
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Strategies for optimizing the phase correction algorithms in Nuclear Magnetic Resonance spectroscopy
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Magnetic properties of charge ordered complex TCNQ salts with lattice distortions
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Magnetic Susceptibility of Spider Webs and Dust: Preliminary Study in Wrocław, Poland
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Chemical and magnetic functionalization of graphene oxide as a route to enhance its biocompatibility
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Radiation therapy dosimetry using magnetic resonance imaging of polymer gels
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Distance magnetic nanoparticle detection using a magnetoelectric sensor for clinical interventions
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Magnetic structure and properties of the S=5/2 triangular antiferromagnet - NaFeO2
PublicationWłaściwości magnetyczne związku NaFeO2 badane były za pomocą techniki dyfrakcji neutronowskiej i poprzez pomiar podatności magnetycznej.
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Cobalt Content Effect on the Magnetic Properties of Ni50-xCoxMn35.5In14.5 Annealed Ribbons
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Functionalized Magnetic Bacterial Cellulose Beads as Carrier for Lecitase® Ultra Immobilization
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Slot harmonics in cage motors due to saturation of a main magnetic circuit
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Effective processes of phenol degradation on Fe3O4–TiO2 nanostructured magnetic photocatalyst
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Representation of magnetic hysteresis in tape wound core using Preisach's theory
PublicationW referacie przedstawiono model matematyczny histerezy magnetycznej w ujęciu klasycznej teorii Preisacha. Dokonano implementacji skalarnego modelu Preisacha w odniesieniu do rdzenia zwijanego z taśmy typu ET114-27. Do symulacji różnych stanów magnetycznych rdzenia wykorzystano jedynie dane z pomiarów głównej pętli histerezy. Wyznaczono funkcję Everetta i funkcję dystrybucji Preisacha badanego rdzenia. Uzyskano ogólnie dobrą zgodność...