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Wyniki wyszukiwania dla: BR%C4%84Z%20MANGANOWO-ALUMINIOWY
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Effect of ionic liquids on surface and photocatalytic properties of selected semiconducttors
PublikacjaThe main aim of this doctoral dissertation was to explain the role of ionic liquids in shaping the morphology of selected semiconductors, thereby enhancing the photocatalytic activity. In order to achieve this goal, the following research steps were taken: (i) developing synthesis methods of selected semiconductors, with particular emphasis on the electrochemical oxidation method; (ii) understanding the influence of the selected...
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Rozdział 4.3. Układ funkcjonalny, strategia realizacyjna i koncepcja moni- toringu. W: [Praca zbiorowa] Materiały do monografii przyrodniczej regionu gdańskiego. Gdańsk: Marpress**2002 s. 84-89. Tom 8 Diagnoza stanu i koncepcja ochrony środowiska przyrodniczo-kulturowe- go w województwie pomorskim. Diagnosis of natural-cultural environment´s condition and the idea of its protection in Pomeranian Voivodship. Red. A. Kostarczyk, M. Przewoźniak.
PublikacjaRozdziały zawierają analizę prognozowanych problemów wdrożenia planowanego systemu ochrony środowiska przyrodniczo - kulturowego w woj. pomorskim, ze szczególnym uwzględnieniem problemów rangi regionalnej. Przedstawiono także wieloaspektową argumentację za wdrożeniem planowanego systemu oraz koncep- cję jego monitorowania.
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Evaluation and cellular responses of modulators of TRF1/TRF2 protein’s function as potential anticancer drugs interfering with telomeric shelterin’s function
PublikacjaA number of proteins that interact with telomeres have been identified in human cells, indicating the high plasticity of human nucleoprotein complex organization. The most important complex is the "shelterin" complex, which consists of six proteins: TRF1, TRF2, TIN2, POT1, TPP1. The TRF1 and TRF2 directly bind to telomeric double-stranded DNA and the TIN2 protein. The TIN2 protein also binds to the TPP1 protein, stabilizing the...
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Genetic Hybrid Predictive Controller for Optimized Dissolved-Oxygen Tracking at Lower Control Level
PublikacjaA hierarchical two-level controller for dissolvedoxygenreference trajectory tracking in activated sludge processeshas been recently developed and successfully validated on a realwastewater treatment plant. The upper level control unit generatestrajectories of the desired airflows to be delivered by theaeration system to the aerobic zones of the biological reactor. Anonlinear model predictive control algorithm is applied to designthis...
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Wykorzystanie różnych form opadów i osadów atmosferycznych do oceny zanieczyszczenia środowiska w różnych regionach geograficznych Polski. Część III - szron i sadź = Various forms of atmosheric precipitaion and deposits as a measure of environmental pollution in different geographic regions of Poland. Part III - Hoarfrost and rime.
PublikacjaW ramach pracy przedstawiono badania dotyczące oznaczenia stężeń wybranych związków nieorganicznych i organicznych w próbkach szronu i sadzi. Próbki pobierano w dziewięciu punktach na terenie całej Polski. Miejsca pobierania próbek podzielono ze względu na ich różny charakter: teren wiejski, teren miejski w głębi lądu oraz wybrzeże o charakterze miejskim (szron); szczyt górski, kotlina górska oraz wybrzeże o charakterze miejskim...
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The influence of the type of halogen substituent and its position on the molecular conformation, intermolecular interactions and crystal packing for a series of 1-benzoyl-3-(halogenophenyl)thioureas
PublikacjaBy the reaction of benzoyl chloride, potassium isothiocyanate and the appropriate halogenoaniline, i.e. 2/3/4-(bromo/iodo)aniline, we have obtained five new 1-benzoyl-3-(halogenophenyl)thioureas, namely, 1-benzoyl-3-(2-bromophenyl)- thiourea and 1-benzoyl-3-(3-bromophenyl)thiourea, C14H11BrN2OS, and 1-benzoyl-3-(2-iodophenyl)thiourea, 1-benzoyl-3-(3-iodophenyl)thiourea and 1-benzoyl-3-(4-iodophenyl)thiourea, C14H11IN2OS. Structural...
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Closer look into the structures of tetrabutylammonium bromide–glycerol-based deep eutectic solvents and their mixtures with water
PublikacjaIn recent years, deep eutectic solvents (DES) and it’s mixture with water have become more and more attention as green solvents used in chemistry. However, there are only a few theoretical studies on the mechanisms of pure DES and DES-water complex formation. Therefore, the structural properties of tetrabutylammonium bromide–glycerol-based deep eutectic solvents and their mixtures with water have been investigated by means of Molecular...
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Development of Biocompatible Fe3O4@SiO2 Nanoparticles as Subcellular Delivery Platform for Glucosamine-6-phosphate Synthase Inhibitors
PublikacjaNumerous inhibitors of glucoseamine-6-phophate synthase (GlcN-6-P), the enzyme responsible from catalysis of the first step of metabolic pathway leading to metabolism 5’-diphospho-N-acetyl-D- glucosamine, were reported as effective agents for inhibiting the growth of various fungal pathogens. Among the reported inhibitors,...
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Experimental and predicted physicochemical properties of monopropanolamine-based deep eutectic solvents
PublikacjaIn this work, the novel deep eutectic solvents (DESs) based on 3-amino-1-propanol (AP) as hydrogen bond donor (HBD) and tetrabutylammonium bromide (TBAB) or tetrabutylammonium chloride (TBAC) or tetraethylammonium chloride (TEAC) as hydrogen bond acceptors (HBAs) were synthesized with different molar ratios of 1: 4, 1: 6 and 1: 8 salt to AP. Fourier Transform Infrared Spectroscopy measurements were performed to provide an evidence...
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Copper(I) halide cluster-based coordination polymers modulated by chiral ditopic dithiodianthranilide ligands: synthesis, crystal structure and photoluminescence
PublikacjaReaction of copper(I) halides with chiral dithiodianthranilidesmdtaandbdtaafforded polymeric complexeswhere polynuclear CuX clusters were linked together by ditopic bridging ligands into 1D chains or 2D layerstructures. In the case of racemic ligands double stranded chain polymers were formed where the Cu4X4(X = I or Br) cores are connected by enantiomeric pairs of the ditopic ligands. In contrast, a homochiralmdtaligand created...
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Kaizen concept in the process of a quality improvement in the company
PublikacjaArtykuł dotyczy tematyki doskonalenia jakości, które może być realizowane w przedsiębiorstwie za pomocą koncepcji ciągłego doskonalenia Kaizen. Główny cel artykułu koncentruje się na analizie praktycznego zastosowania koncepcji Kaizen w celu eliminacji marnotrawstwa i ciągłego doskonalenia obszarów działalności przedsiębiorstwa. Rozdział został podzielony na dwie części: teoretyczną i poznawczą. W pierwszej, teoretycznej części,...
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Exploring COVID-19 Conspiracy Theories: Education, Religiosity, Trust in Scientists, and Political Orientation in 26 European countries
PublikacjaThe COVID-19 virus disseminated globally at an accelerated pace, culminating in a worldwide pandemic; it engendered a proliferation of spurious information and a plethora of misinformation and conspiracy theories (CTs). While many factors contributing to the propensity for embracing conspiracy ideation have been delineated, the foremost determinant influencing individuals’ proclivity towards CT endorsement appears to be their...
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Unique agreement of experimental and computational infrared spectroscopy: a case study of lithium bromide solvation in an important electrochemical solvent
PublikacjaInfrared (IR) spectroscopy is a widely used and invaluable tool in the studies of solvation phenomena in electrolyte solutions. Using state-of-the-art chemometric analysis of a spectral series measured in a concentration-dependent manner, the spectrum of the solute-affected solvent can be extracted, providing a detailed view of the structural and energetic states of the solvent molecules influenced by the solute. Concurrently,...
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Comprehensive Comparison of a Few Variants of Cluster Analysis as Data Mining Tool in Supporting Environmental Management
PublikacjaA few variants of hierarchical cluster analysis (CA) as tool of assessment of multidimensional similarity in environmental dataset are compared. The dataset consisted of analytical results of determination of metals (Na, K, Ca, Sc, Fe, Co, Zn, As, Br, Rb, Mo, Sb, Cs, Ba, La, Ce, Sm, Hf and Th) in ambient air dried and kept alive, by the means of hydroponics, moss baskets collected in 12 locations on the area of Tricity (Poland)....
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Estimating the Impact of Inflow on the Chemistry of Two Different Caldera Type Lakes Located on the Bali Island (Indonesia)
PublikacjaThis paper is a preliminary attempt to assess the composition of pollutants in two different caldera lakes situated in the Indonesian Archipelago: Batur and Bratan. Both lakes are characterized by largely different physico-chemical regimes; Batur Lake is located in an area that is currently volcanically active, unlike Bratan Lake. The latter is much smaller and shallower than Batur Lake. The concentration of pollutants in the Indonesian...
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Polimerowe ciecze jonowe - sorbenty nowej generacji w SPME
PublikacjaSposób przygotowywania próbek do analizy jest kluczowym etapem każdej procedury analitycznej. Od momentu wprowadzenia, technika mikroekstrakcji do fazy stacjonarnej (SPME), z uwagi na mnogość jej zalet cechuje duża popularność. W ostatnim czasie jej popularność rośnie, z uwagi na opracowywanie nowych sorbentów, które pozwoliłyby na rozszerzenie możliwości stosowania tej techniki. W artykule przedstawione są innowacyjne sorbenty...
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Evaluation of the photoprotective effect of β-cyclodextrin on the emission of volatile degradation products of ranitidine
PublikacjaThe process of the photo-excitation of ranitidine hydrochloride (RAN) in a solid state makes visible changes to its colour and generates an unpleasant odour. The purpose of the present study was to observe the protective effects of ˇ-cyclodextrin (CD) complexation as well as the effect of the mixture of two stoichiometries 1:1 and 1:2 (RAN:CD, IC) on the photostability of samples in a solid state. Samples of inclusion complexes...
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Validation of a virtual test environment for C2X communication under radio jamming conditions
PublikacjaIn this paper, we propose a novel car-2-x communication security testing methodology in the physical layer of wireless systems. The approach is dedicated to automated testing of autonomous vehicles and it is essential for such complex systems operation, especially with regard to safety and security issues. It is based on scenario-driven testing in virtual and real test environments created from collected or simulated data. The...
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Suwerenność państwa i rządy prawa: kodyfikacja prawa prywatnego w Chinach
PublikacjaThe main issue of this article is a comparison of codification of private law in the Republic of China (1912–1949) with the current fi fth attempt to codify civil law in the People’s Republic of China, which is planned to be enacted in 2020. The aim of the paper is to prove that in both the most important factors for drafting new laws were not the internal needs of the state, but the necessity to regulate the...
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Social Differentiation of the Perception and Human Tissues Donation for Research Purposes.
PublikacjaThe willingness to donate human biological material for research purposes is shaped by socio-cultural factors; however, there is a lack of studies analysing the social perception of different human tissues, which may affect such willingness. This study aimed to distinguish different sociocultural categories of human tissues and types of potential donors based on their willingness to donate material. Quantitative research was...
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Trophic Transfer of Mercury in a Temperate Marine Food Web, Southern Baltic Sea
PublikacjaMercury (Hg) is considered to be one of the most dangerous global environmental pollutants. The toxicity and bioavailabilityof Hg depend on its chemical form, and the greatest hazard is posed by the organomercurial compounds. Hg is introduced into the human body primarily through the consumption of fish and seafood. Despite numerous studies on Hg in marine organisms, there is still a gap in the knowledge on Hg uptake and...
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Machine learning-based seismic fragility and seismic vulnerability assessment of reinforced concrete structures
PublikacjaMany studies have been performed to put quantifying uncertainties into the seismic risk assessment of reinforced concrete (RC) buildings. This paper provides a risk-assessment support tool for purpose of retrofitting and potential design strategies of RC buildings. Machine Learning (ML) algorithms were developed in Python software by innovative methods of hyperparameter optimization, such as halving search, grid search, random...
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Deterministic versus stochastic modelling of unsaturated flow in a sandy field soil based on dual tracer breakthrough data
PublikacjaThe 216 km2 Neuenhagen Millcreeck catchment can be characterized as a drought sensitive landscape in NE Germany. It is therefore a fundamental human interest to understand how water that fell as precipitation moves through the unsaturated soils and recharges groundwater. Additionally, a better knowledge of nutrient transport from soil to groundwater is important also, especially in landscapes with light sandy soils. For a better...
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Analytical calculations of scattering lengths for a class of long-range potentials of interest for atomic physics
PublikacjaWe derive two equivalent analytical expressions for an $l$th partial-wave scattering length $a_{l}$ for central potentials with long-range tails of the form % \begin{math} \displaystyle V(r)=-\frac{\hbar^{2}}{2m}\frac{Br^{n-4}}{(r^{n-2}+R^{n-2})^{2}} -\frac{\hbar^{2}}{2m}\frac{C}{r^{2}(r^{n-2}+R^{n-2})}, \end{math} % ($r\geqslant r_{s}$, $R>0$). % For $C=0$, this family of potentials reduces to the Lenz potentials discussed in...
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Labirynt, Galeria BWA Lublin.
PublikacjaKatalog towarzyszący wystawom, które miały miejsce w galeriach BWA Lublin w 2009/2010 roku. Publikacja liczy 112 stron i zawiera teksty krytyczne w języku polskim i angielskim oraz 199 kolorowych reprodukcji (praca autora s.76). Wydawcą katalogu jest bwa lublin. ISBN 978-84-88458-13-2.
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Assessment of Surface Water Resources Based on Different Growth Scenarios, for Borkena River Sub-basin, Awash River Basin, Ethiopia
PublikacjaThe total annual river flow at the Awash Kombolcha sub-basin of the Borkena river station was estimated to be 4.6 billion cubic meters by 2019-2030. The current average annual flow at the exit measurement station is 544.5Mm3 of the water resources available in the study area. The monthly peak flow of the Borkena River occurs from July to September. In addition, the highest monthly average flow is in August and the lowest is...
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Skład zanieczyszczeń wprowadzanych do środowiska wzdłuż dróg o różnym natężeniu ruchu pojazdów mechanicznych = Composition of pollutants in the water samples collected along the highways with different traffic intensity
PublikacjaProwadzono monitoring poziomu stężeń wybranych zanieczyszczeń w próbkach wód opadowych, spływnych, gruntowych i rzecznych, pobieranych wzdłuż dróg o różnym natężeniu ruchu pojazdów. Zlokalizowano pięć stałych punktów pobierania próbek wzdłuż dwóch szlaków komunikacyjnych; drogi o małym natężeniu ruchu nr 501 w miejscowości Sztutowo oraz wzdłuż drogi krajowej nr A7 na odcinku Nowy Dwór Gdański - Elbląg. Próbki pobierano przez okres...
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Emerging oxidized and defective phases in low-dimensional CrCl3
PublikacjaTwo-dimensional (2D) magnets such as chromium trihalides CrX3 (X ¼ I, Br, Cl) represent a frontier for spintronics applications and, in particular, CrCl3 has attracted research interest due its relative stability under ambient conditions without rapid degradation, as opposed to CrI3. Herein, mechanically exfoliated CrCl3 flakes are characterized at the atomic scale and the electronic structures of pristine, oxidized, and defective...
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Time-varied-gain correction for digital echosounders. W: [CD-ROM] Forum A-custicum Sevilla 2002. 3rd European Congres on Acoustics. XXXIII Spanish Congress on Acoustics - TECNIACUSTICA 2002. European and Japanese Symposium on Acoustics. Sevilla, Spain 16-20 September 2002. Madrid: Sociedad Espano- la de Acustica**2002 vol. 33, [6 s.] 6 rys. bibliogr. 2 poz. ISBN: 84-87985-06-8 Special Issue of the Journal Revista de Acustica, vol.XXXIII, ano 2002. Korekcja zasięgowej regulacji wzmocnienia dla echosond cyfrowych.
PublikacjaW pracy przedstawiono modyfikację statystycznej metody EMS stosowanej w za-gadnieniach odwrotnych, polegającą na iteracyjnym rozwiązaniu równania Fred-holma. Pokazano jej zastosowanie do pośredniej estymacji siły celu ryb sto-sowanej dla danych pozyskanych przez hydrakustyczne systemy jednowiązkowewykorzystywane w przeszukiwaniach akustycznych. Wyniki porównano z rezulta-tami uzyskanymi technikami dekompozycji SVD.
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DEEP CONVOLUTIONAL NEURAL NETWORKS AS A DECISION SUPPORT TOOL IN MEDICAL PROBLEMS – MALIGNANT MELANOMA CASE STUDY
PublikacjaThe paper presents utilization of one of the latest tool from the group of Machine learning techniques, namely Deep Convolutional Neural Networks (CNN), in process of decision making in selected medical problems. After the survey of the most successful applications of CNN in solving medical problems, the paper focuses on the very difficult problem of automatic analyses of the skin lesions. The authors propose the CNN structure...
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O 1s excitation and ionization processes in the CO2 molecule studied via detection of low-energy fluorescence emission
PublikacjaOxygen 1s excitation and ionization processes in the CO2 molecule have been studied with dispersed and non-dispersed fluorescence spectroscopy as well as with the vacuum ultraviolet (VUV) photon-photoion coincidence technique. The intensity of the neutral O emission line at 845 nm shows particular sensitivity to core-to-Rydberg excitations and core-valence double excitations, while shape resonances are suppressed. In contrast,...
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Wykorzystanie chromatografii jonowej do oznaczania wybranych zanieczyszczeń w poszczególnych warstwach pokrywy śnieżnej pobranych na terenach górskich - Śnieżnik
PublikacjaWyniki analiz próbek opadów atmosferycznych mogą być źródłem informacji o stanie atmosfery i procesów, które w niej zachodzą. Systematyczne badania składu fizyczno-chemicznego opadów oraz równoległe obserwacje i pomiary parametrów meteorologicznych dostarczają informacji o obciążeniu obszarów leśnych, gleb, wód powierzchniowych i wód podziemnych substancjami deponowanymi z powietrza - związkami zakwaszającymi, biogennymi i metalami...
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An algorithmic approach to estimating the minimal number of periodic points for smooth self-maps of simply-connected manifolds
PublikacjaFor a given self-map f of M, a closed smooth connected and simply-connected manifold of dimension m 4, we provide an algorithm for estimating the values of the topological invariant D^m_r [f], which equals the minimal number of r-periodic points in the smooth homotopy class of f. Our results are based on the combinatorial scheme for computing D^m_r [f] introduced by G. Graff and J. Jezierski [J. Fixed Point Theory Appl. 13 (2013),...
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Razem i osobno
PublikacjaKatalog ilustrujący roczną działalność galerii BWA w Lublinie. Opisuje wystawy, które miały miejsce w galerii Labirynt w 2008 roku (m. in. wystawę "Razem i osobno" J. Buczkowskiego, K. Wróblewskiego i Z. Pidka).Katalog liczy 84 strony i zawiera teksty krytyczne w języku polskim i angielskim oraz 123 kolorowe reprodukcje prac artystów (prace autorów s. 59). Wydawcą katalogu jast Biuro Wystaw Artystycznych w Lublinie ISBN: 978-83-927473-4-5.
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DNA Methylation Changes Induced by Redox-Active Compounds—Choosing the Right PCR-Based Method
PublikacjaThe impact of catechins on the expression profile of redox-related genes in HT29 cell line has been studied recently by our group using Oxidative Stress RT2 Profiler PCR Array. Within the examined panel of 84 genes, the down-regulation of SRXN1 gene was unique among other up-regulated genes. We hypothesized that the observed down-regulation resulted from DNA methylation and have exploited this observation to choose the proper strategy...
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The Role of Daylight in Forming the Traditional Space: Classification of Traditional Iranian Daylighting Elements
PublikacjaDaylight character in a space can be defined as the manner in which daylight permeates and is dispersed in that space. The architectural elements related to daylighting under investigation in this study were rooted in Iranian-Isfahani heritage, considered traditional Iranian architecture (from the 16th to early 20th century). The establishment of a classification system for daylighting systems holds significant utility. This...
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Industrial Heritage in sacrifice zones, The potential of Bocamina I & II Thermoelectric in Coronel, Chile
PublikacjaThis work aims to present the recovery potential of the Chilean Sacrifice Zones, urban areas affected by high amounts of pollution caused by industrial activities. It centers in the case of “Bocamina I & II”, two Thermoelectric based in the city of Coronel, southern Chile. A settlement historically related to the mining processes. These plants operated for decades supplying the national energy...
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Toward the next generation of air quality monitoring: Mercury
PublikacjaMercury is a global pollutant that is ubiquitous in the environment. Enrichment of mercury in the biosphere as the result of human activities and subsequent production of methylmercury (MeHg) has resulted in elevated concentrations in fish, wildlife and marine mammals globally. Elemental mercury (Hg0) is the most common form of mercury in the atmosphere, and the form that is most readily transported long distances from its emission...
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Niobate in silicate and phosphate glasses: Effect of glass basicity on crucible dissolution
PublikacjaUsing niobium crucibles for melting phosphate and silicate glasses of various modifier oxide contents, and therefore varying optical basicity (Λ), was found to result in varying dissolution rates of niobate during melting. Because of their high electronic polarizability, even small concentrations of niobates are detectable in the Raman spectra of glasses. Even less than 1 mol% Nb2O5 can be identified, as independently confirmed...
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Decolorisation of Methylene Blue with Sodium Persulfate Activated with Visible Light in the Presence of Glucose and Sucrose
PublikacjaThe paper presents the results of research on the methylene blue (MB) degradation with sodium persulfate (PDS) activated with visible light (Vis) in the presence of glucose and sucrose. The following test were examined: absence and presence of sugars in concentrations of 50–300 mM, presence and absence of Vis radiation, pH of the model solution (6.0–12.0), identification of free radicals, kinetics of the pseudo-first-order reaction....
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Porównawcza analiza kondycji finansowej polskich uczelni publicznych i niepublicznych
PublikacjaCelem artykułu jest dokonanie oceny oraz porównanie kondycji finansowej krajowych uczelni publicznych i niepublicznych. Wywód składa się z analizy literatury przedmiotu, dotyczącej warunków i sposobu funkcjonowania polskich uczelni publicznych i prywatnych. W części empirycznej artykułu użyta została analiza wskaźnikowa, stanowiąca jedną z najpopularniejszych metod analizy finansowej. Badaniu zostały poddane łącznie 23 wskaźniki...
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Satellite Laser Ranging technique as a tool for the determination of the Schwarzschild, de Sitter and Lense-Thirring effects
PublikacjaSatellite Laser Ranging (SLR) is a modern technique used in various research areas and applications related to geodesy and geodynamics. It is commonly used for tasks such as establishing the International Terrestrial Reference Frame (ITRF), monitoring Earth Orientation Parameters (EOP), determining the geocenter, measuring fundamental physical constants, calibrating microwave tracking techniques, conducting time transfer experiments,...
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Solar light driven degradation of textile dye contaminants for wastewater treatment – studies of novel polycationic selenide photocatalyst and process optimization by response surface methodology desirability factor
PublikacjaThe unplanned anthropogenic activities and raced industrial revolution detrimentally causes serious threat to terrestrial and aquatic life. A high discharge of wastewater from industries using dyes affects living organisms and the environment. This paper presents studies on polycationic selenides (PCS) synthesized by hydrothermal methods for photocatalytic degradation of dyes. The synthesized PCS were confirmed by various characterization...
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Analysis of metals in air particles from Gdańsk and London with EDX/EDS detectors in electron microscope
PublikacjaElectron microscopy with energy dispersive X-ray spectrometry (EDX/EDS) is the example of non-destructive analytical method for surface elemental analysis, with a potential detection limit of 0.1-0.5 wt.% for most elements. A spatial resolution <10 nm can be achieved using this technique, which provides a basis for the generation of quantitative and qualitative elemental data for individual particles. In order to obtain quantitative...
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3d Visualization of Seabed from Multibeam Sonar Records Using TriangularIrregular Mesh. W: [CD-ROM] Forum Acusticum Sevilla 2002. 3rd European Con-gres on Acoustics. XXXIII Spanish Congress on Acoustics-TECNIACUSTICA 2002.European and Japanese Symposium on Acoustics. Sevilla, Spain 16-20 Septem- ber 2002. Madrid: Soc. Espanola de Acustica**2002 vol. 33, [6 s.] 4 rys. bibliogr. 6 poz. ISBN: 84-87985-06-8 Special Issue of the Journal Revista de Acustica, vol.33, ano 2002. Trójwym. wizual.dna mors. z danych pochodz. z echosond wielowiąz. z wykorz.niergul.siat.TIN.
PublikacjaPrzedstawiono sposób trójwymiarowej wizualizacji dna morskiego przy wyko-rzystaniu siatki nieregularnej (TIN) otrzymanej w wyniku triangularyzacjioraz porównano otrzymane wyniki z rzeczywistymi pomiarami batymetrycznymidna Bałtyku Południowego.
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Impact of inorganic ions and pH variations on toxicity and endocrine potential of selected environmentally relevant pharmaceuticals
PublikacjaAssessment of the impact of pharmaceutical residues on living organisms is a very complex subject. Apart from taking into account the toxicity of individual compounds, environmental factors should also be taken into account. In this paper, attempts were made to assess the impact of coexisting inorganic ions and changes in pH on the toxicity of ten selected pharmaceuticals. Two bioassays were used to measure the estrogenic and androgenic...
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Efektywność procesu kształcenia w wyższych szkołach zawodowych w 2012 roku
PublikacjaCelem artykułu jest pomiar efektywności działalności dydaktycznej oraz określenie rankingu efektywności wyższych szkół zawodowych w 2012 roku. Analiza obejmuje 25 wyższych szkół zawodowych nadzorowanych przez Ministerstwo Nauki i Szkolnictwa Wyższego. Do obliczenia efektywności wykorzystano nieparametryczną metodę DEA. Za rezultaty przyjęto liczbę absolwentów oraz wskaźnik oceny preferencji pracodawców, w przypadku nakładów...
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Ocena wpływu drgań komunikacyjnych na budynki za pomocą maszynowego uczenia
PublikacjaDrgania komunikacyjne mogą powodować spękania tynków, zarysowania a nawet zawalenie się budynku. Pomiary na rzeczywistych obiektach są pracochłonne i kosztowne, a nie zawsze uzasadnione. Celem jest utworzenie modelu, dzięki któremu można przewidzieć zagrożenie szkodliwego oddziaływania drgań komunikacyjnych na budynek. Po przeprowadzeniu własnych badań pomiarowych oraz analizie literatury utworzono model oparty na Maszynach Wektorów...
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The compositional space of exhaled breath condensate and its link to the human breath volatilome
PublikacjaBreath analysis is commonly understood to target gaseous or volatile organic compounds (VOCs) for the characterization of different pathologies. Targeted analysis is most effective if a working hypothesis can be based on a plethora of data. The recently published volatilome builds an optimal basis for organizing powerful target sets. However, the origin and pathways of biosynthesis of many VOCs are not known, which complicates...
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Microfluidically Frequency-Reconfigurable Compact Self-Quadruplexing Tunable Antenna with High Isolation Based on Substrate Integrated Waveguide
PublikacjaThis communication presents a novel concept of microfluidically frequency-reconfigurable self-quadruplexing tunable antenna for quad-band applications. At the initial design stage, a substrate-integrated square cavity is divided into four unequal quarter-mode cavity resonators by inserting an X-shaped slot on the top surface of the cavity. Applying four 50-ohm microstrip feed-lines to these four quarter-mode cavity resonators enables...