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Wyniki wyszukiwania dla: SNOW CHEMISTRY
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The CON−H…+NH2 Blue-Shifting H-Bond Stabilizing Effect on Z Secondary Amides and Cyclic System Conformational Rearrangement through an Alkylamine-Chain Migration Pathway
PublikacjaThe paper is focusing on the amide linkage exceptional properties and usage of chemistry (conformational rearrangement, geometrical stereoisomers, spectroscopic blue shift phenomenon, protonation and deprotonation reactions, synthetic scope, and mechanistic implications). Hydrogen-bond-stabilized acylation reactions of a diamine with thioamides or nitriles reveal how substituents influence both the outcome of stereoselectivity...
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Properties and Formation of Mineralized Veins in an Organic-Rich Shale Formation
PublikacjaAn earlier paper defined mineral and organic matter constituents in weak interfaces in shale formations (Ptaszynska, et. al., 2016). The formation studied in the earlier work and here is the Jurassic, early-Cretaceous Vaca Muerta formation in the Neuquen basin in Argentina. In this earlier work, mineralized "veins" were noted to be prevalent and complicated, sometimes being shear weak interfaces while in other cases they were not....
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Spatial variability of the hydrochemistry of shallow groundwaters and surface waters of the Rensdyrbekken: A case study of a permafrost catchment in Bellsund (SW Spitsbergen, Svalbard)
PublikacjaProgressive climate change may have unpredictable consequences for the Arctic environment. Permafrost catchments off the west coast of Svalbard, described as “thin” and “warm,” are particularly sensitive to climate change. The interdisciplinary research on the hydrochemical response of surface and underground water functioning within a small permafrost catchment area focused on the determination of the impact of meteorological...
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Charge dependence of fragmentation process induced by ion collisions with furan molecule
PublikacjaThe 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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Study of Cloud Water Samples Collected over Northern Poland
PublikacjaThe paper gives the results of the first studies on the chemistry of cloud water collected during 3 mo (Aug.–Oct. 2010) in the free atmosphere over the area to the south of the Tri-City (Gdansk-Sopot-Gdynia) conurbation on the Gulf of Gdansk, Poland. Taken from cumulus, stratus, and stratocumulus clouds by means of an aircraft-mounted collector, the water samples were analyzed for the following contaminants: anions (chlorides,...
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AGREE—Analytical GREEnness Metric Approach and Software
PublikacjaGreen analytical chemistry focuses on making analytical procedures more environmentally benign and safer to humans. The amounts and toxicity of reagents, generated waste, energy requirements, the number of procedural steps, miniaturization, and automation are just a few of the multitude of criteria considered when assessing an analytical methodology’s greenness. The use of greenness assessment criteria requires dedicated tools. We...
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The XPS spectra of Ce0.8Ni0.2O2 prepared using microemulsion method
Dane BadawczeThe dataset includes XPS spectra of Ce0.8Ni0.2O2-s sintered under air atmosphere. Samples were produced using aqueous soft chemistry methods (microemulsion). The XPS spectra were collected for all species.
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The XPS spectra of Ce0.8Cu0.2O2 prepared using microemulsion method
Dane BadawczeThe dataset includes XPS spectra of Ce0.8Cu0.2O2-s sintered under air atmosphere. Samples were produced using aqueous soft chemistry methods (microemulsion). The XPS spectra were collected for all species.
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Anna Kuczyńska-Łażewska dr inż.
OsobyAnna Kuczyńska-Łażewska ukończyła studia na Wydziale Chemicznym Politechniki Gdańskiej na kierunku Chemia (I st.) i Technologie Ochrony Środowiska, specjalizacja: systemy ochrony środowiska (II st.). W 2014 odbyła 3-miesięczny staż w Leibniz-Institut für Katalyse w Rostocku. Doktorat w tematyce recyklingu modułów I i II generacji obroniła w 2018 roku po opieką prof. dr hab. Ewy Klugmann-Radziemskiej w Katedrze Aparatury i Maszynoznawstwa...
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Consequences of suboptimal design of Building Integrated Photovoltaic Installation – a case study for Gdansk, Poland
PublikacjaThe carried out analysis concerns 2 kWp building integrated photovoltaic installation (BIPV) at the Chemistry Faculty of Gdansk University of Technology. It was proven that the generated energy data for every month diverge significantly from the expected vales. It is corelated with suboptimal orientation of the installation itself, as well as with the tilt angle varying from optimal.
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Mateusz Daśko dr inż.
OsobyDr inż. Mateusz Daśko urodził się w 1990 roku w Kołobrzegu. Od 2009 roku związany jest z Politechniką Gdańską gdzie uzyskał stopień inżyniera (2013) oraz magistra (2014) na kierunku biotechnologia. W 2014 rozpoczął Studia Doktoranckie na Wydziale Chemicznym Politechniki Gdańskiej, gdzie zajmował się projektowaniem oraz syntezą chemiczną nowych inhibitorów sulfatazy steroidowej jako potencjalnych leków przeciwnowotworowych w grupie...
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Project application workshops_Inter PhDII_chemistry
Kursy Onlinedisciplinary field: chemistry / The aim of the course is to provide the necessary information related to the search for sources of funding for scientific research and development work, with particular emphasis on competitions addressed to young researchers. Procedures for writing grant applications will be presented.
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The XPS spectra of LSCNT sintered at 1200C
Dane BadawczeThe dataset includes XPS spectra of La0.27Sr0.54Ce0.09Ni0.1Ti0.9O3-s sintered at various temperatures under air atmosphere for 12 h. Samples were produced using aqueous soft chemistry methods (Pechini). The XPS spectra were collected for all species.
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The XPS spectra of Al2O3/5%Cu prepared using wet impregnation method
Dane BadawczeThe dataset includes XPS spectra of Al2O3/5%Cu catalyst sintered under air atmosphere. Samples were produced using aqueous soft chemistry methods and incipient wettness impregnation using nitrate solution. The XPS spectra were collected for all species.
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The XPS spectra of AlOOH/1%Cu prepared using wet impregnation method
Dane BadawczeThe dataset includes XPS spectra of AlOOH/1%Cu catalyst sintered under air atmosphere. Samples were produced using aqueous soft chemistry methods and incipient wettness impregnation using nitrate solution. The XPS spectra were collected for all species.
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The XPS spectra of ZrO2/5%Cu prepared using wet impregnation method
Dane BadawczeThe dataset includes XPS spectra of ZrO2/5%Cu catalyst sintered under air atmosphere. Samples were produced using aqueous soft chemistry methods and incipient wettness impregnation using nitrate solution. The XPS spectra were collected for all species.
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The XPS spectra of CeO2/5%Cu prepared using wet impregnation method
Dane BadawczeThe dataset includes XPS spectra of CeO2/5%Cu catalyst sintered under air atmosphere. Samples were produced using aqueous soft chemistry methods and incipient wettness impregnation using nitrate solution. The XPS spectra were collected for all species.
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The XPS spectra of SrTiO3/5%Cu prepared using wet impregnation method
Dane BadawczeThe dataset includes XPS spectra of SrTiO3/5%Cu catalyst sintered under air atmosphere. Samples were produced using aqueous soft chemistry methods and incipient wettness impregnation using nitrate solution. The XPS spectra were collected for all species.
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The XPS spectra of AlOOH/5%Cu prepared using wet impregnation method
Dane BadawczeThe dataset includes XPS spectra of AlOOH/5%Cu catalyst sintered under air atmosphere. Samples were produced using aqueous soft chemistry methods and incipient wettness impregnation using nitrate solution. The XPS spectra were collected for all species.
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Miłosz Wieczór dr inż.
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Peptide conjugates of lactoferricin analogues and antimicrobials—Design, chemical synthesis, evaluation of antimicrobial activity and mammalian cytotoxicity
PublikacjaEight new peptide conjugates composed of modified bovine lactoferricin truncated analogues (LFcinB) and oneof the three antimicrobials — ciprofloxacin (CIP), levofloxacin (LVX), and fluconazole (FLC) — were synthesized. Four different linkers were applied to connect a peptide and an antimicrobial agent. The FLC-containing peptidic conjugates were synthesized using the “click chemistry” method. This novel approach is reported here...
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Selected issues related to the toxicity of ionic liquids and deep eutectic solvents—a review
PublikacjaGreen Chemistry plays a more and more important role in implementing rules of sustainable development to prevent environmental pollution caused by technological processes, while simultaneously increasing the production yield. Ionic liquids (ILs) and deep eutectic solvents (DESs) constitute a very broad group of substances. Apart from many imperfections, ILs and DESs have been the most promising discoveries in the world of Green...
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Deep eutectic solvents in analytical sample preconcentration Part B: Solid-phase (micro)extraction
PublikacjaOne of the key challenges of modern analytical chemistry is the monitoring of trace amounts of contaminants using sensitive and selective instrumental techniques. Due to the variety and complexity of some samples, it is often necessary to properly prepare a sample and to perform a preconcentration of trace amounts of analytes. In line with the principles of Green Analytical Chemistry (GAC), it is important for an analytical procedure...
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Duhem and Natanson: Two Mathematical Approaches to Thermodynamics
PublikacjaIn this article, the previously unrecognized contributions of Pierre Duhem and Ladislavus Natanson in thermodynamics are shown. The mathematical remodelling of a few of their principal ideas is taken into consideration, despite being neglected in the literature. To emphasize these ideas in an appropriate epistemological order, it would be crucial to first revalue and reconstruct some underrepresented parts of the proceedings process...
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Application of TOPSIS for Selection and Assessment of Analytical Procedures for Ibuprofen Determination in Wastewater
PublikacjaThis paper describes the possible implementation of the Technique for Order Preference by Similarity to Ideal Solution (TOPSIS) as green analytical chemistry metrics tools. TOPSIS is one of the multi-criteria decision analysis (MCDA) tools that is applied in the selection of the best alternative from many possible. In this case we have applied it to assess the nineteen analytical procedures for ibuprofen determination in wastewater...
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Inorganic Chemistry, GT 2 sem 2021/2022
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ENVIRONMENTAL MICROBIOLOGY & CHEMISTRY - lectures - 2021/2022
Kursy OnlineSpecjalność: Erasmus (WILiŚ), II stopnia, stacjonarne, 2020/2021 - letni (obecnie sem. 1) oraz Specjalność: Environmental Engineering (WILiŚ), II stopnia, stacjonarne, 2020/2021 - letni (obecnie sem. 1)
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Inter Applied Chemistry Programme 9 Mid-Monitoring
Kursy OnlineKurs przeznaczony do Monitorowania losu absolwentów IACP
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Inter Applied Chemistry Programme 1 Morrison Forensic
Kursy OnlineInter Applied Chemistry Programme 1 Lecture 1 background reading Read the following : Chapter 1 Introduction to Forensic Science ( From Jackson, Jackson, Mountain and Brealey, Forensic Science, Pearson 4th Ed (2016)) Very general professional guidance/Introduction United Nations can be found within these guides, (these are mainly for reference purposes) https://www.unodc.org/documents/scientific/Crime_scene_awareness__Ebook.pdf https://www.unodc.org/documents/justice-and-prison-reform/cjat_eng/Forensic_services_and_infrastructure.pdf Task...
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Inter Applied Chemistry Programme 3 Miodrag Guzvic
Kursy OnlineInter Applied Chemistry Programme 3 Dr. Miodrag Gužvić Title: Genetic toxicology
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Teresa Olszewska dr hab. inż.
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QUEUE II Winter School
Kursy OnlineQUEUE = QUantum and molEcUlEsIt's a school organized for all those young scientists and students who wish to learn on the basics and advances in quantum ideas and methodologies and its practical applications for living problems in chemistry, electrochemistry and material sciences. The students will learn on how to perform the quantum-chemical computations, because we have planned a big block of laboratories, aside from lectures,...
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QUEUE I Summer School
Kursy OnlineQUEUE = QUantum and molEcUlEsIt's a school organized for all those young scientists and students who wish to learn on the basics and advances in quantum ideas and methodologies and its practical applications for living problems in chemistry, electrochemistry and material sciences. The students will learn on how to perform the quantum-chemical computations, because we have planned a big block of laboratories, aside from lectures,...
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QUEUE III Summer School
Kursy OnlineQUEUE = QUantum and molEcUlEsIt's a school organized for all those young scientists and students who wish to learn on the basics and advances in quantum ideas and methodologies and its practical applications for living problems in chemistry, electrochemistry and material sciences. The students will learn on how to perform the quantum-chemical computations, because we have planned a big block of laboratories, aside from lectures,...
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Synthesis of 5-Substituted 1H-Tetrazoles from Nitriles in the Presence of Heterogeneous Catalyst
PublikacjaTetrazoles are five-membered heterocyclic compounds containing in their rings four nitrogen atoms. They have wide applications as corrosion inhibitors, analytical reagents, high-energy materials and gas generating compositions. Tetrazoles also play important role in coordination chemistry as ligands and in medicinal chemistry as metabolically stable surrogates for carboxylic acids. In recent years, investigation of new method of...
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Enzyme immobilization on magnetic nanoparticles
PublikacjaImmobilized enzymes have been commonly used in many branches of industry, biotechnology, medicine and also in analytical chemistry. Their use provides many advantages in comparison with free enzymes including repeated, easy recovery of the enzyme and improvement in enzyme stability. Enzymes are strong and specific catalysts, but are also expensive and fragile. Their immobilization and stabilization may reduce reaction costs, which...
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Microstructural and electrical properties of Y0.07Sr0.93-xTiO3-δ perovskite ceramics
PublikacjaIn order to find a relationship between electrical and microstructural properties, yttrium-doped strontiumtitanate (7 mol%) with various values of strontium nonstoichiometry was investigated and shown in this work.It has been observed that yttrium doping can affect the electrical properties of SrTiO3 to a great extent.Moreover, the microstructural and electrical properties can be influenced by strontium nonstoichiometry.The defect...
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Overview of the Synthesis and Catalytic Reactivity of Transition Metal Complexes Based on C═P Bond Systems
PublikacjaThis report provides an overview of the use of phosphaalkenes (C=P) in syntheses of various complexes. Going through successive complexes containing the d-block metals, we sought how this area of chemistry was formed over the years. Additionally, this work contains information on the possible coordination types and means of constructing the complexes. In addition, this review reveals the reactivities of phosphaalkene complexes...
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SEM micrographs of diamond-phase (sp3-C) rich boron-doped carbon nanowalls (sp2-C)
Dane BadawczeThis dataset contains the Scanning Electron Microscopy (SEM) micrographs taken for rich boron-doped carbon nanowalls structures, with different boron addition during the synthesis process and different CVD synthesis duration. The [B]/[C] ratios in the plasma were set to 0k, 1.2k, 2k and 5k ppm. The time of growth was ranging between 4 and 9 hours. This...
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Nowe rozwiązania metodyczne i techniczne w zakresie techniki mikroekstrakcji do fazy stracjonarnej
PublikacjaSample preparation has been recognized as a critical step of the analytical process, being even considered as the bottleneck of the overall process. Enrichment of target compounds, transfer of the analytes into a solvent compatible with the analytical instrumentation, minimization of potential interferences, and efficient sample clean-up, are among the main aims of sample preparation techniques. In this regard, liquid-liquid extraction...
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Modelling in machine design (PG_00057377)
Kursy Onlinegoal of the subject is to show how simple enginnering models reflect the reality and how contemporary FEM calulations can illustrate the operation of machine elements
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Microstructural and electrical properties of Y0.07Sr0.93-xTiO3 perovskite ceramics
PublikacjaIn order to find a relationship between electrical and microstructural properties, yttrium-doped strontium titanate (7 mol%) with various values of strontium nonstoichiometry was investigated and shown in this work. It has been observed that yttrium doping can affect the electrical properties of SrTiO3 to a great extent. Moreover, the microstructural and electrical properties can be influenced by strontium nonstoichiometry. The...
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Microstructural and electrical properties of Y0:07Sr0:93−xTiO3− perovskite ceramics
PublikacjaIn order to find a relationship between electrical and microstructural properties, yttrium-doped strontium titanate (7 mol%) with various values of strontium nonstoichiometry was investigated and shown in this work. It has been observed that yttrium doping can affect the electrical properties of SrTiO3 to a great extent. Moreover, the microstructural and electrical properties can be influenced by strontium nonstoichiometry. The...
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Witold Przychodzeń dr hab. inż.
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Aneta Panuszko dr hab.
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Magdalena Szuflita-Żurawska
OsobyMagdalena Szuflita-Żurawska jest kierownikiem Sekcji Informacji Naukowo-Technicznej na Politechnice Gdańskiej oraz Liderem Centrum Kompetencji Otwartej Nauki przy Bibliotece Politechniki Gdańskiej. Jej główne zainteresowania badawcze koncentrują się w obszarze komunikacji naukowej oraz otwartych danych badawczych, a także motywacji i produktywności naukowej. Jest odpowiedzialna między innymi za prowadzenie szkoleń dla pracowników...
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Analytical procedures for short chain chlorinated paraffins determination - How to make them greener?
PublikacjaThe aim of the following paper was to gather current scientific information about the analytical protocols dedicated to measuring the content level of short-chain chlorinated paraffins (SCCPs) in various types of environmental samples. Moreover, the data about the basic validation parameters of applied procedures for SCCPs determination are listed. The main issue which is highlighted in the paper is the possibility of the application...
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Inter Applied Chemistry Programme 7 Principles of Environmental MicrobiologyC.W. Knapp
Kursy OnlineInter Applied Chemistry Programme 7 Dr Charles W. Knapp BSc MSc PhD FHEA Principles of Environmental Microbiology
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Cross-linked epoxy-isocyanate blends containing Epidian-6 modified by glycols
PublikacjaPolymeric films of cross-linked structure may be formed using epoxy-isocyanate blends composed of Epidian-5 epoxy resin, 4,4’-diphenylmethanediisocyanate (MDI), Z-1 polyamine hardener and Epidian-6 epoxy resin modified by glycols. The effect of the component natures and ratio, process temperature and time on the gel-fraction content, as well as film hardness, was examined. The chemistry of the film forming process was determined...
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ENVIRONMENTAL MICROBIOLOGY & CHEMISTRY - tutorials and laboratory - 2021/2022
Kursy OnlineSpecjalność: Erasmus (WILiŚ), II stopnia, stacjonarne, 2020/2021 - letni (obecnie sem. 1) oraz Specjalność: Environmental Engineering (WILiŚ), II stopnia, stacjonarne, 2020/2021 - letni (obecnie sem. 1)