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An Excess Electron Bound to Magnesium Halides and Basic Grignard Compounds (RMgX and RMgR, R = Me, Et, Ph; X = F, Cl, Br)
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Limonene: electronic state spectroscopy by high-resolution vacuum ultraviolet photoabsorption, electron scattering, He(I) photoelectron spectroscopy and ab initio calculations
PublikacjaZbadano limonen metodami spektroskopii absorpcyjnej, elektronowej, fotojonizacyjnej. Wyniki porównano z obliczeniami ab initio. Otrzymano strukturę wibracyjną molekuły.
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International Workshop on Web Content Caching and Distribution
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Chokeberry Pomace as a Component Shaping the Content of Bioactive Compounds and Nutritional, Health-Promoting (Anti-Diabetic and Antioxidant) and Sensory Properties of Shortcrust Pastries Sweetened with Sucrose and Erythritol
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Changes in the EPA and DHA content and lipids quality parameters of rainbow trout (Oncorhynchus mykiss, Walbaum) and carp (Cyprinus carpio, L.) at individual stages of hot smoking
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Problemy z oznaczaniem zawartości fazy stałej z zastosowaniem normy ISO 8292 = Problems with the solid fat content determination using the ISO 8292 standard.
PublikacjaZawartość fazy stałej (SFC) jest parametrem charakteryzującym właściwości fizyczne i użytkowe tłuszczów stałych. Otrzymanie prawidłowego wyniku zależy od zastosowania odpowiedniej procedury termostatowania próbki przed pomiarem, a ta z zależy od rodzaju badanego tłuszczu. Przed oznaczeniem SFC wszystkie TAG, które są stałe w temperaturze 0oC powinny wykrystalizować, a tłuszcz osiągnąć trwałą formę krystaliczną. Pierwsza norma IUPAC...
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Effect of Mo Content on the Structural, Mechanical, and Tribological Properties of New Zr-Nb-Mo Alloys Obtained by Combining Powder Metallurgy and Vacuum Arc Melting Methods
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Chromium FTW dataset
Dane BadawczeThis dataset contains the results of chromium and nutrients (N and PO4-P) removal in floating treatment wetland microcosm experiment with two cosmopolitan species of parennials: Phragmites australis and Iris pseudacorus.
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The XAS spectra of O-K edges, M-L edges and Ce-M edges in Ce0.9M0.1O2
Dane BadawczeThe dataset consists of XAS spectra of O-K edges, M-L edges of Ce0.9M0.1O2 (where M=Mn, Fe, Co, Ni, Cu) synthesised by reverse microemulsion method. XAS spectra were collected at PIRX beamline in SOLARIS National Synchrotron Radiation Centre. Measurements were perfomed under ultra high vacuum in total electron yield (TEY) mode.
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Justyna Martyniuk-Pęczek dr hab. inż. arch.
OsobyJustyna Martyniuk-Pęczek, dr hab. inż. arch., urbanista, architekt światła. Doktor habilitowany nauk technicznych w dyscyplinie architektura i urbanistyka, z dodatkową specjalnością architektonicznego projektowania światłem. Podstawowym obszarem jej zainteresowań naukowych jest urbanistyka, w obrębie której skoncentrowała się na trzech nurtach badawczych, a mianowicie: Problemy kształtowania współczesnych przestrzeni publicznych,...
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Angelica Pegani mgr
OsobyAbsolwentka Wydziału Zarządzania i Ekonomii Politechniki Gdańskiej. Ukończyła menedżerskie studia podyplomowe z zakresu zarządzania operacyjnego w przedsiębiorstwie, w tym formułowania strategii operacyjnej oraz efektywnego zarządzania procesami wytwórczymi i usługowymi na Politechnice Gdańskiej oraz Programu Przedsiębiorczości na Massachusetts Institute of Technology. Posiada liczne certyfikaty potwierdzające znajomość języka...
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Effect of conventional cooking on changes in the contents of basic composition and glucosinolates in kale
PublikacjaBrassica vegetables have been strongly recommended as part of human diet because of its high content of bioactive sulphur compounds, eg glucosinolates. The nutrient and health promoting compounds in kale are significantly affected by traditional cooking. The study investigated changes in the levels of dry mass, ash, fat, total protein, dietary fibre as well as total and individual glucosinolates in the kale due to the traditional...
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$^{93m}$Mo Isomer Depletion via Nuclear Excitation by Electron Capture: Energy Released for Different Atomic Subshells as Benchmarks for a Beam-based Scenario Approach
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ID and 2D Electron Spin Resonance Imaging (ESRI) of Nitroxide Radicals in Stabilized Poly(acrylonitrile−butadiene−styrene) (ABS): UV vs Thermal Degradation
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Free Amino Acids and Biogenic Amines Content during Ageing of Dry-cured Pork Loins Inoculated with <i>Lactobacillus casei</i> ŁOCK 0900 Probiotic Strain
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Stabilization and Early Degradation of UV-Irradiated Heterophasic Propylene−Ethylene Copolymers Based on ESR, ESR Imaging, UV−Vis, and DSC: Effect of Ethylene Content and UV Wavelength
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Areas of updraft air motion from WRF model simulations.
Dane BadawczePresented dataset is a part of numerical modelling study focusing on the analysis of sea ice floes size distribution (FSD) influence on the horizontal and vertical structure of convection in the atmosphere. The total area and spatial arrangement of the updrafts indicates that the FSD affects the total moisture content and the values of area averaged...
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Concentration and sources of polycyclic aromatic hydrocarbons (PAHs) and polychlorinated biphenyls (PCBs) in surface soil near a municipal solid waste (MSW) landfill
PublikacjaDue to a continuous demand of land for infrastructural and residential development there is a public concern about the condition of surface soil near municipal solid waste landfills. A total of 12 surface (0–20 cm) soil samples from a territory near a landfill were collected and the concentration of 16 PAHs and 7 PCB congeners were investigated in these samples. Limits of detection were in the range of 0.038–1.2 μg/kg for PAHs...
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Comprehensive evaluation of the carbon footprint components of wastewater treatment plants located in the Baltic Sea region
PublikacjaFinland and Poland share similar environmental interests with regard to their wastewater effluents eventually being discharged to the Baltic Sea. However, differences in the influent wastewater characteristics, treatment processes, operational conditions, and carbon intensities of energy mixes in both countries make these two countries interesting for carbon footprint (CF) comparison. This study aimed at proposing a functional...
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Modification of Ruddlesden-Popper-type Nd2-xNi0.75Cu0.2M0.05O4±δ by the Nd-site cationic deficiency and doping with Sc, Ga or In: Crystal structure, oxygen content, transport properties and oxygen permeability
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Effect of tungsten content on the corrosion resisntance of the cobalt base PTA cladding layers = Wpływ zawartości wolframu w stopach kobaltu na odporność korozyjną warstw napawanych plazmowo
PublikacjaBadaniom poddano napawane plazmowo warstwy wytworzone na powierzchni przylgni zaworów wylotowych silnie obciążonych silników Diesla stosowanych w okrętownictwie. Jako materiał do napawania zastosowano trzy rodzaje proszków wykonanych ze stopów na bazie kobaltu i chromu zawierających różne ilości wolframu ( 4.9, 5.3 i 9 % masowych). Wykonane napoiny wielowarstwowe po odpowiednim przygotowaniu poddano działaniu podwyższonej temperatury...
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Coupling transformation of carbon, nitrogen and sulfur in a long-term operated full-scale constructed wetland
PublikacjaThe coupling transformation of carbon, nitrogen and sulfur compounds has been studied in lab-scale and pilot-scale constructed wetlands (CWs), but few studies investigated full-scale CW. In this study, we used batch experiments to investigate the potentials of carbon, nitrogen and sulfur transformation in a long-term operated, full-scale horizontal subsurface flow wetland. The sediments collected from the HSFW were incubated for...
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Effect of culinary treatment on chnages in the contents of selected nutrients and non-nutrients in curly kale (Brassica oleracea var. acephala)
PublikacjaKale has a great nutritive value, very high antioxidant activity and pro-healthypotential. The level of phytochemicals and related bioactive compounds arestrongly dependent on pre and postharvest stages of production chain (domestic orindustrial). The study investigated changes in the levels of vitamin C, b-carotene,total polyphenols, antioxidant activity, degradation products of glucosinolates aswell as nitrates and nitrites in...
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HR-CS FAAS based method for direct determination of total concentrations of Ca, Fe, Mg and Mn in functional apple beverages and evaluation of contributions of the bioaccessible fraction of these elements by in vitro gastrointestinal digestion and chemical fractionation
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The role and importance of total organic carbon (TOC) in production chain of KGHM Polska Miedż S.A. = Rola i znaczenie węgla organicznego w ciągu produkcyjnym realizowanym w KGHM Polska Miedź S.A.
PublikacjaWęgiel organiczny ma szczególne znaczenie w procesach realizowanych w ciągu technologicznym KGHM Polska Miedź S.A. Obecność węgla organicznego i złożoność problemów z nim związanych wynika głównie z jego występowania we wszystkich fazach tworzenia się złoża, a obecnie ma znaczący wpływ zarówno na przebieg procesu wzbogacania, jakość koncentratu, jak również na procesy ogniowe w technologii pieca zawiesinowego. Jednocześnie forma...
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Fruit Pomace as a Component Shaping the Content of Bioactive Compounds and Nutritional, Health-Promoting (Anti-Diabetic and Antioxidant) of Shortcrust Pastries Sweetened with Sucrose and Erythritol
Dane BadawczeIn this study, an attempt was made to develop shortcrust pastries containing different amounts of chokeberry, apple and blackcurrant pomace (0%, 10%, 30%, 50%), modulating their degree of sweetness via the application of sucrose or erythritol. The obtained products were assessed for their nutritional value (energy value, protein, fats, dietary fibre,...
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Development and optimization of simplified method of fast sequential HR-CS-FAAS analysis of apple juices on the content of Ca, Fe, K, Mg, Mn and Na with the aid of response surface methodology
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Antiviral activity of bee bread derived from polish apiaries.
Dane BadawczeBee bread is a product of fermentation of bee-collected pollen and revealed a high nutritional value. Other bee products, such as honey and propolis, are known for their antiviral activity, but bee bread is still under investigation, thus its antiviral potential is still unspecified. For investigation antiviral activity of bee bread samples, cytotoxicity...
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The effect of UV-C irradiation on lipids and selected biologically active compounds in human milk
PublikacjaThe effect of UV-C irradiation of human milk on lipid oxidation, content of antioxidants (vitamin C and catalase, CAT) and bactericidal compounds (lysozyme), as well as the total antioxidant capacity (TAC), of the breast milk was investigated. In parallel, the extent of inactivation of some bacteria was also determined. UV-C at doses from 85 to 740 J L−1 caused total inactivation of Escherichia coli and Staphylococcus aureus, but...
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Structure and transport properties of donor-doped barium strontium cobaltites
PublikacjaIn this work, Nb-substituted barium strontium cobaltites Ba0.5Sr0.5Co1-xNbxO3-δ (x = 0 – 0.4) have been fabricated and studied. The structural analysis showed that the Nb content influences the lattice constant as well as the distance between the (Co, Nb) and oxygen atoms. The study of morphology of samples showed that the Nb content does not change the porosity, grain size and morphology of the ceramics. The total electrical conductivity...
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Room temperature solvent extraction for simple and fast determination of total concentration of Ca, Cu, Fe, Mg, Mn, and Zn in bee pollen by FAAS along with assessment of the bioaccessible fraction of these elements using in vitro gastrointestinal digestion
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Methylation effect in e−— scattering on methyl-substituted ethylenes
PublikacjaMethylation effect has been observed and studied in electron-scattering from selected hydrocarbon molecules. In measured total cross section (TCS) functions we have noticed energy shifts and changes in the intensity of observed structures.
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Mercury concentrations in Antarctic zooplankton with a focus on the krill species, Euphausia superba
PublikacjaThe Antarctic is the most isolated region in the world; nevertheless, it has not avoided the negative impact of human activity, including the inflow of toxic mercury (Hg). Hg deposited in the Antarctic marine environment can be bioavailable and accumulate in the food web, reaching elevated concentrations in high-trophic-level biota, especially if methylated. Zooplankton, together with
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Problem of proper decomposition and initialization of acoustic and entropy modes in a gas affected by the mass force
PublikacjaThe relations connecting perturbations specific for acoustic and entropy modes in an accelerated fluid or in a fluid affected by constant mass force, are derived. They allow to decompose the total vector of perturbations and the overall energy into acoustic and non-acoustic parts uniquely at any instant. In order to do this, three quantities are required, for example total perturbations in entropy, pressure and velocity. The evaluations...
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Areas of Updraft Air Motion in an Idealised Weather Research and Forecasting Model Simulation of Atmospheric Boundary Layer Response to Different Floe Size Distributions
PublikacjaPresented dataset is part of a numerical modelling study focusing on the analysis of the influence of sea ice floe size distribution (FSD) on the horizontal and vertical structure of convection in the atmosphere. The total area and spatial arrangement of the up-drafts indicates that the FSD affects the total moisture content and the values of area averaged turbulent fluxes in the model domain. In fact, while convective updrafts...
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Polskie regulacje prawne, na tle przepisów unii europejskiej, dotyczące zawartości pestycydów w produktach żywnościowych=Polish regulations, comparing with European Union legislation, relating to pesticides content in foodstuffs
PublikacjaZanieczyszczenia żywności, m.in. pestycydy, występują w różnych produktach żywnościowych często w ilościach śladowych, stanowiąc mimo to poważne zagrożenie dla zdrowia człowieka. Prowadzone obecnie badania składu określonych produktów spożywczych i surowców rolniczych oraz występujących w nich zanieczyszczeń wykonywane na zlecenie producentów, importerów i eksporterów żywności, a także organizacji odpowiedzialnych za monitoring...
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Profile and Content of Phenolic Compounds in Leaves, Flowers, Roots, and Stalks of Sanguisorba officinalis L. Determined with the LC-DAD-ESI-QTOF-MS/MS Analysis and Their In Vitro Antioxidant, Antidiabetic, Antiproliferative Potency
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International Conference on Digital Content, Multimedia Technology and its Applications
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The XAS spectra of O-K edges, Fe-L edges in pristine, La-, and Nb-doped SFM in 3 states: as-prepared, reduced and reoxidized
Dane BadawczeThis dataset contains the normalized and exported to *.txt spectra for x-ray absorption spectroscopy. The samples analyzed were strontium ferrite molybdate based, doped with lanthanum and niobium. The powders were measured in as-prepared state (denoted in filename as AP), reduced (red) and reoxidized (reox). The filenames are written accordingly: Edge_(optional:...
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Wpływ procedury termostatowania oraz sposobu przeprowadzenia pomiaru na wyniki oceny zawartość fazy stałej w wybranych tłuszczach.Influence of procedure of termostating and methods of measurements on solid fat content in selected fats.
PublikacjaW pracy przedstawiono sposoby przygotowania próbek tłuszczów przed oznaczeniem zawartości fazy stałej opracowane przez organizacje międzynarodowe oraz instytucje specjalizujące się w chemii i analizie tłuszczów. Porównano stosowane procedury termostatowania i metody pomiaru, oraz zbadano ich wpływ na zawartość fazy stałej w wybranych tłuszczach.
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Use of a wastewater recovery product (struvite) to enhance subtropical seagrass restoration
PublikacjaSeagrasses are in decline worldwide, and their restoration is relatively expensive and unsuccessful compared to other coastal systems. Fertilization can improve seagrass growth in restoration but can also release nutrients and pollute the surrounding ecosystem. A slow-release fertilizer may reduce excessive nutrient discharge while still providing resources to the seagrass's rhizosphere. In this study, struvite (magnesium ammonium...
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Investigation of corrosion behavior of 6060 and 6082 aluminum alloys under simulated acid rain conditions
PublikacjaInstantaneous impedance changes of 6060 and 6082 type aluminum alloys in pure water, and simulated acid rain poured into the pure water was investigated by dynamic electrochemical impedance spectroscopy (DEIS). In this way, the influence of aluminum content on the corrosion behavior of 6060 and 6082 type aluminum alloys immersed in simulated acid rain was determined. The corrosion rate of the alloy decreased with increasing Al...
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Characteristics of volatile organic compounds emission profiles from hot road bitumens
PublikacjaA procedure for the investigation and comparison of volatile organic compounds (VOCs) emission profiles to the atmosphere from road bitumens with various degrees of oxidation is proposed. The procedure makes use of headspace analysis and gas chromatography with universal as well as selective detection, including gas chromatography–mass spectrometry (GC–MS). The studies revealed that so-called vacuum residue, which is the main component...
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Late cultivars of cabbage can better cope with cadmium- involved stress than early one
PublikacjaThe usefulness of white cabbage (Brassica oleracea ssp. capitata L. f. alba) for phytoremediation of heavy metals (cadmium and zine) due to the rapid growth and a large biomass of its heads has been already described (Bączek-Kwinta et al., 2011. Kusznierewicz et al., 2012). As the photosynthetic apparatus supplies the whole plant with sugars necessary for various physiological processes and, in consequence, results in the yield,...
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Numerical modeling of PFAS movement through the vadose zone: Influence of plant water uptake and soil organic carbon distribution
PublikacjaIn this study, we investigated the effects of soil organic carbon (SOC) distribution and water uptake by plant roots on PFAS movement in the vadose zone with a deep groundwater table under temperate, humid climate conditions. Two series of numerical simulations were performed with the HYDRUS computer code, representing the leaching of historical PFOS contamination and the infiltration of water contaminated with PFOA, respectively. We...
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Leszek Ziemczonek dr
OsobyUniversity education 1973-1978 – Nicolaus Copernicus University in Toruń, University of Gdańsk in Gdańsk, Mathematical Physics, M. Sc. 1979 – Diploma of Postgraduate Studies, Pedagogics 1989 – Institute of Physics, Polish Academy of Sciences in Warsaw, Theoretical Physics, Ph. D. 2010-2012 – Diploma of Postgraduate Studies, Mathematics Training: · 09.1983 – Trieste (Italy) – International Centre for Theoretical Physics...
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Wybrane elementy nieliniowej dynamiki struktur kratowych
PublikacjaW pracy jest dyskutowany problem nieliniowej dynamiki struktur kratowych. Zastosowano stacjonarny opis Lagrange'a (ang. Total Lagrange), pokazano silne i słabe sformułowanie dla pręta kratowego, jego aplikację do MES. W zakresie całkowania równań ruchu przedstawiono metodę Newmarka i metodę-a dla problemów liniowych i nieliniowych. Załączony przykład numeryczny ilustruje cechy przedstawionych metod.
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Differential cross sections for electron elastic scattering and vibrational v=1 excitation in nitrogen in the energy range [online] from 5 to 20 eV measured over an angular range 10deg-180deg
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Application of chromogenic dye in biogenic amines determination using spectrophotometry
PublikacjaBiogenic amines content can be the source of information in the field of freshness and suitability of certain foods for consumption. However, most analytical methods for their determination require complicated sample preparation and expert knowledge. Because of that, a novel approach based on chromogenic dye application was proposed. After the SN1 reaction of an amine with S 0378 dye, the absorbance of the solution was measured...
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The effects of the IM1-12Br ionic liquid and the oxytetracycline mixture on selected marine and brackish microorganisms
PublikacjaThe number of applications and commercialized processes utilizing ionic liquids has been increasing, and it is anticipated that this trend will persist and even intensify in the future. Ionic liquids possess desirable characteristics, such as low vapor pressure, good water solubility, amphiphilicity, and stability. Nevertheless, these properties can influence their environmental behavior, resulting in resistance to biotic and abiotic...