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- Publikacje 531 wyników po odfiltrowaniu
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- Projekty 3 wyników po odfiltrowaniu
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- Dane Badawcze 198 wyników po odfiltrowaniu
Wyniki wyszukiwania dla: KOLUMNA BARBOTAŻOWA
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Urządzenie do wytwarzania gazowych mieszanin wzorcowych zawierających substancje zapachowe (lotne alkohole, aldehydy, ketony, alkany, merkaptany, sulfidy oraz siarkowodór i amoniak)
WynalazkiPrzedmiotem wynalazku jest sposób otrzymywania mieszanin gazowych o żądanym składzie. Sposób ten ma mieć zastosowanie jako przyłącze do elektronicznego nosa w badaniach środowiska, do kalibrowania analizatorów gazu, do odtwarzania mieszanin gazowych występujących w naturze takich jak aromat cytryny, waniliny, przypalonego tłuszczu, kwiatów, benzyny, czosnku, siarki, siarkowodoru. W porównaniu...
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Spinning Fluids Reactor: A new design of a gas – liquid contactor
PublikacjaCurrent trends in chemical reactor design are based on adapting these to the requirements of a particular chemical process. Processes involving reactions between the gas and liquid phase in particular require precise adjustment of all parameters. The common denominator for most modern design solutions is enhancement of the mass transfer area and the overall volumetric mass transfer coefficient. Gas – liquid contactors evolved from...
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On local buckling of cold-formed channel members
PublikacjaThe paper deals with local buckling of the compressed flanges of cold-formed thin-walled channel beams subjected to pure bending or axially compressed columns. Arbitrarily shaped flanges of open cross-sections and the web-flange interactions are taken into account. Buckling deformation of a beam flange is described by displacement related to torsion of the flange about the line of its connection with the web. Total potential energy...
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Średniowieczny szczyt południowej części transeptu kościoła pocysterskiego w Oliwie
PublikacjaTransept kościoła pocysterskiego w Oliwie zawiera jedno z najciekawszych średniowiecznych zdobień architektonicznych. Występuje ono w południowym szczycie. Można wyróżnić jego trzy koncepcje. Szczyt I (po 1226 – przed 1234) ma cegły ułożone w wątek opus spicatum oraz wystające przed ścianę długie walki. Został on zniszczony w czasie napadu Prusów (1234 lub 1236). Ocalałe części przystosowano do nowego rozplanowania (szczyt II)....
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“Green” nature of the process of derivatization in analytical sample preparation
PublikacjaNowadays, the idea of Green Analytical Chemistry (GAC) is of high importance what impacts on the rapid growth in the sample preparation area with special emphasis on sample preparation simplification, miniaturization, and automation. Because the derivatization process is often an essential element of the analytical procedure, it should be important to focus on this issue from GAC perspective and conduct a series of experiments...
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Impact of Microphytobenthos Photosynthesis on the Characteristics of the Echo Signal from Baltic Sandy Sediments
PublikacjaThe understanding the influence of biological processes on the characteristics of the signals backscattered by the sea floor is crucial in the development of the hydroacoustical benthic habitat classification techniques. The impact of the microphytobenthos photosynthesis on the acoustical backscattering properties of the Atlantic sandy sediments was previously demonstrated by Holliday et al. (2004) and Wildman and Huettel (2012). To...
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A novel method for archiving multibeam sonar data with emphasis on efficient record size reduction and storage
PublikacjaOver the past few years considerable advances in sonar technology, spatial positioning capabilities and computer processing power have lead to significant improvements in mapping, imaging and technologies of seafloor exploration. Recently, modern multibeam echosounder systems (MBES) capable of recording backscatter data for the whole water column, not just for the seabed, have become available thus providing data allowing for...
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Comparative evaluation of different methods for determining phytochemicals and antioxidant activity in products containing betalains - Verification of beetroot samples
PublikacjaThis study presents methods that can be used to assess the health quality of products containing betalains. The paper compares and verifies data on the phytochemical composition of three different pigmented beetroot cultivars using spectrophotometric, HPLC-DAD, HPTLC and LC-Q-Orbitrap-HRMS techniques. Additionally, we compared the total antioxidant activity in both the cell-free and cellular systems. Betalain contribution to antioxidant...
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Application and optimization of headspace solid-phase microextraction (HS-SPME) coupled with gas chromatography - flame-ionization detector (GC-FID) to determine products of the petroleum industry in aqueous samples
PublikacjaA simple and solvent-free analytical method has been optimized for the determination of hydrocarbons (C6 - C20) from products of the petroleum industry in aqueous samples. Extraction and analysis was carried out using headspace solid-phase microextraction (HS-SPME) and gas chromatography coupled with flame-ionization detector (GC-FID). A ZB-5 capillary column (30 m × 0.25 mm inner diameter, 0.25 µm film thickness) was used for...
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The roadway bridge over Vistula River in Plock - design and construction.
PublikacjaThe paper presents the design and construction works of the Roadway Bridge over Vistula River in Plock (Poland), designed by first two paper authors as being the winners of international competition for design oraganized by Polish association of the bridge engineers. Total length of the bridge is 1,200 m; 615 m is the length of main bridge part over the Vistula riverbed, and 585 m is the length of access bridge part over river...
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Adenocarcinoma, NOS - Male, 56 - Tissue image [110606295783731]
Dane BadawczeThis is the histopathological image of BRONCHUS AND LUNG tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Adenocarcinoma, NOS - Male, 56 - Tissue image [11060629578374021]
Dane BadawczeThis is the histopathological image of BRONCHUS AND LUNG tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Adenocarcinoma, NOS - Male, 60 - Tissue image [11090629569878891]
Dane BadawczeThis is the histopathological image of BRONCHUS AND LUNG tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Adenocarcinoma, NOS - Male, 60 - Tissue image [11090629569872061]
Dane BadawczeThis is the histopathological image of BRONCHUS AND LUNG tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Adenocarcinoma, NOS - Male, 60 - Tissue image [11090629569879551]
Dane BadawczeThis is the histopathological image of BRONCHUS AND LUNG tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Adenocarcinoma, NOS - Male, 56 - Tissue image [11060629578371761]
Dane BadawczeThis is the histopathological image of BRONCHUS AND LUNG tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Wind speed, wind direction and solar radiation datasets; wind and solar energy resources analysis
Dane BadawczeDataset contain the results of wind speed, wind direction and solar radiation for wind and solar energy resources analysis performed in years 2008 and 2009. Application for efficiency and profitability of solar and wind power plants anaylsis and for energy generation forecasting algorithms design and anaysis. Datasets used in doctoral dissertations,...
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Melanoma, metastatic - Male, 79 - Tissue image [9140730014159911]
Dane BadawczeThis is the histopathological image of LIVER AND INTRAHEPATIC BILE DUCTS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Melanoma, metastatic - Male, 79 - Tissue image [9140730014156841]
Dane BadawczeThis is the histopathological image of LIVER AND INTRAHEPATIC BILE DUCTS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Melanoma, metastatic - Male, 79 - Tissue image [9140730014157851]
Dane BadawczeThis is the histopathological image of LIVER AND INTRAHEPATIC BILE DUCTS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Melanoma, metastatic - Male, 79 - Tissue image [914073001415661]
Dane BadawczeThis is the histopathological image of LIVER AND INTRAHEPATIC BILE DUCTS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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The database of interpolated RR-intervals of original length 512 of 41 patients at rest hospitalized due to the episode of acute ischemic stroke
Dane BadawczeThis dataset contains the data that was a basis for the results discussed in the paper “Persistent homology as a new method of the assessment of heart rate variability” by Grzegorz Graff, Beata Graff, Paweł Pilarczyk, Grzegorz Jabłoński, Dariusz Gąsecki, Krzysztof Narkiewicz, Plos One (2021), DOI: 10.1371/journal.pone.0253851.
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The database of interpolated RR-intervals of length 512 of 46 healthy subjects at rest
Dane BadawczeThis dataset contains the data that was a basis for the results discussed in the paper “Persistent homology as a new method of the assessment of heart rate variability” by Grzegorz Graff, Beata Graff, Paweł Pilarczyk, Grzegorz Jabłoński, Dariusz Gąsecki, Krzysztof Narkiewicz, Plos One (2021), DOI: 10.1371/journal.pone.0253851.
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DPDT - auger Opracowanie metody i narzędzi do wykonywania kolumn/pali przemieszczeniowych wkręcanych w różnorodnych warunkach gruntowych na obszarze Polski wraz z przygotowaniem metodyki do projektowania i odbioru robót
ProjektyProjekt realizowany w Katedra Geotechniki, Geologii i Budownictwa Morskiego zgodnie z porozumieniem POIR.04.01.04-00-0124/18-00 z dnia 2018-12-17
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Zespół Katedry Historii, Teorii Architektury i Konserwacji Zabytków
Zespoły BadawczeTematyka badawcza Katedry oscyluje wokół badań architektonicznych architektury średniowiecznej i nowożytnej regionu Morza Bałtyckiego. Do głównych zainteresowań zespołu katedralnego możemy zaliczyć problematykę badawczą i konserwatorską zabytków architektury XIX i XX wieku, jak również badawcze skoncentrowane na problematyce architektury sakralnej, zwłaszcza cysterskiej. Teoria konserwacji oraz historii fortyfikacji to kolejna...
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Designing everydayness: 4 objects, place, atmosphere / Elective design II
Kursy OnlineStudents will become familiar with the principal theories within the philosophical trend called Everyday Aesthetics.They will learn how objects and places acquire an aesthetic value and produce aesthetic experience and how to create an atmosphere by stimulating all the senses.
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Technical Mechanics 2
Kursy OnlineThe aims of lecture is to provide basic knowledge of strength of materials and its exploitation in assessmentof structural stress and deformation. Subject contents: 1) Introduction, 2) Stress-strain relations, physical interpretation, 3) Axial loading of rods, 4) Moments ofinertia, 5) Bending of beams, 6) Beams line of deflection, 7) Shearing, 8) Torsion, 9) Complex stress yieldcriterion, 10) linear buckling of column.
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Geomatyka B
Kursy OnlineZapoznanie studentów z zagadnieniami pozyskiwania, analizowania, interpretowania i praktycznego stosowania geoinformacji poprzez wzajemne powiązanie aspektów geometrycznych i fizycznych przechodzących od zagadnień globalnych do regionalnych.
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The rovibrational energy levels of the diatomic silver anion and neutral silver dimer
Dane BadawczeThe process of a two-channel decay of the diatomic silver anion (Ag2-), namely the spontaneous electron ejection giving Ag2 + e- and the dissociation leading to Ag- + Ag is theoretically studied. The ground state potential energy curves (PECs) of the neutral silver dimer and anionic silver diatomic molecule are calculated using the single reference...
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The generalized Suzuki model of the multipath fading channel
Dane BadawczeThe dataset contains the results of simulations that are part of the research on modelling the multipath fading in the communication channel. The generalized Suzuki fading envelope is generated using the Monte-Carlo simulation (MCS) in the LabVIEW programming environment.
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The lognormal model of the multipath fading channel
Dane BadawczeThe dataset contains the results of simulations that are part of the research on modelling the multipath fading in the communication channel. The lognormal fading envelope is generated using the Monte-Carlo simulation (MCS) in the LabVIEW programming environment.
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Nanosized zinc, epigenetic changes and its relationship with DMBA induced breast cancer in rats
Publikacja -
Numerically efficient algorithm for compact microwave device optimization with flexible sensitivity updating scheme
PublikacjaAn efficient trust-region algorithm with flexible sensitivity updating management scheme for electromagnetic (EM)-driven design optimization of compact microwave components is proposed. During the optimization process, updating of selected columns of the circuit response Jacobian is performed using a rank-one Broyden formula (BF) replacing finite differentiation (FD). The FD update is omitted for directions sufficiently well aligned...
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Low-Dimensional Magnetic Semimetal Cr0.65Al1.35Se3
PublikacjaWhile exploring novel magnetic semiconductors, the new phase Cr0.65Al1.35Se3 was discovered and characterized by both structural and physical properties. Cr0.65Al1.35Se3 was found to crystallize into orthorhombic CrGeTe3-type structure with space group Pnma (no. 62). Vacancies and mixed occupancies were tested, and the results show that one of the 4c sites accommodates a mixture of Cr and Al atoms, while the other 4c site is fully...
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Seismic probabilistic assessment of steel and reinforced concrete structures including earthquake-induced pounding
PublikacjaRecent earthquakes demonstrate that prioritizing the retrofitting of buildings should be of the utmost importance for enhancing the seismic resilience and structural integrity of urban structures. To have a realistic results of the pounding effects in modeling process of retrofitting buildings, the present research provides seismic Probability Factors (PFs), which can be used for estimating collision effects without engaging in...
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Nutrients, oxygen and suspended matter - Gdansk Deep (2001-2005)
Dane BadawczeThe results show short-term changes in the concentration of nutrients (nitrates, nitrites, ammonium ions, phosphates and total forms of nitrogen and phosphorus), dissolved oxygen and suspended particulate matter - SPM and its main components (organic carbon - POC, nitrogen - PON, phosphorus - TPP) in the water column of the Gdańsk Deep (Gdańsk Bay).
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Image Segmentation of MRI image for Brain Tumor Detection
Publikacjathis research work presents a new technique for brain tumor detection by the combination of Watershed algorithm with Fuzzy K-means and Fuzzy C-means (KIFCM) clustering. The MATLAB based proposed simulation model is used to improve the computational simplicity, noise sensitivities, and accuracy rate of segmentation, detection and extraction from MR...
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Engineering Challenges in the Design of Cochlear Implants
PublikacjaHearing aids such as cochlear implants have been used by both adults and children for a long time. In addition, cochlear implants are used by patients who have severe hearing loss either by birth or after an accident. This paper aims to investigate the engineering challenges bounding the design of cochlear implants and present its possible solution...
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Comprehensive determination of flavouring additives and nicotine in e-cigarette refill solutions. Part I: Liquid chromatography-tandem mass spectrometry analysis
PublikacjaLiquid chromatography-tandem mass spectrometry with electrospray ionization (HPLC-ESI–MS/MS) methods were developed for the simultaneous determination of 42 flavouring compounds and nicotine in liquids for e-cigarettes. The chromatographic separation was performed using an Ace® Ultracore™ SuperC18™ (100 × 2.1 mm, 2.5 μm) column in both acidic and alkaline pH conditions to separate all the compounds. A simple “dilute & shoot” approach...
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Recent Achievements in Constitutive Equations of Laminates and Functionally Graded Structures Formulated in the Resultant Nonlinear Shell Theory
PublikacjaThe development of constitutive equations formulated in the resultant nonlinear shell theory is presented. The specific features of the present shell theory are drilling rotation naturally included in the formulation and asymmetric measures of strains and stress resultants. The special attention in the chapter is given to recent achievements: progressive failure analysis of laminated shells and elastoplastic constitutive relation...
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The influence of sterilization with EnbioJet Microwave Flow Pasteurizer on composition and bioactivity of aronia and blue-berried honeysuckle juices
PublikacjaIn this study, fruit juices that are rich sources of anthocyanins, obtained from aronia (Am. chokeberry, Aronia melanocarpa) and blueberry honeysuckle (Lonicera caerulea L. var. edulis) were used to examine the preservation of plant phytochemicals and bioactivity upon sterilization -either thermal, or with an EnbioJet microwave flow pasteurizer. The chemical properties verified included determinations of anthocyanins and other...
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Modelling and Analysis of the Positioning Accuracy in the Loading Systems of Mobile Cranes
PublikacjaIn this work, the authors analyse the influence of the order and range of sequential movements of a crane's working members on the accuracy of the final cargo positioning. The analysis was conducted on the basis of a specially developed method in which the authors proposed the introduction of a geometrical indicator of positioning the load in the intermediate positions (after completing each movement sequence) and in the target...
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Adenocarcinoma, NOS - Male, 56 - Tissue image [1106062957837461]
Dane BadawczeThis is the histopathological image of BRONCHUS AND LUNG tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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The database of normal RR-intervals of length up to 512 of 41 patients at rest hospitalized due to the episode of acute ischemic stroke
Dane BadawczeThis dataset contains the data that was a basis for the results discussed in the paper “Persistent homology as a new method of the assessment of heart rate variability” by Grzegorz Graff, Beata Graff, Paweł Pilarczyk, Grzegorz Jabłoński, Dariusz Gąsecki, Krzysztof Narkiewicz, Plos One (2021), DOI: 10.1371/journal.pone.0253851.
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The database of normal RR-intervals of length up to 512 of 46 healthy subjects at rest
Dane BadawczeThis dataset contains the data that was a basis for the results discussed in the paper “Persistent homology as a new method of the assessment of heart rate variability” by Grzegorz Graff, Beata Graff, Paweł Pilarczyk, Grzegorz Jabłoński, Dariusz Gąsecki, Krzysztof Narkiewicz, Plos One (2021), DOI: 10.1371/journal.pone.0253851.
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Wykorzystanie bezrozpuszczalnikowych technik przygotowania próbek w procedurach oznaczania lotnych związków chlorowcoorganicznych w próbkach płynów biologicznych
PublikacjaDążność do oznaczania możliwie szerokiego spektrum analitów w próbkach charakteryzujących się złożonym, a często i zmiennym składem matrycy, stanowi siłę napędową do działań analityków w zakresie poszukiwania zarówno nowych rozwiązań metodycznych jak i aparaturowych. Szczególnie w przypadku ciekłych próbek środowiskowych i biologicznych konieczne są specjalne operacje i czynności (na etapie ich przygotowania) przed etapem oznaczeń...
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Immunochromatografia : przegląd i charakterystyka immunosorbentów oraz metod immobilizacji = Immunochromatography: a review and characterization of immunosorbents and methods of immobilization
PublikacjaChromatografia immunopowinowactwa (ang. ImmunoAffinity Chromatography, IAC) jest techniką rozdzielania stosowaną do różnorodnych klas związków chemicznych, a także jako dodatkowe narzędzie w badaniach z zakresu biochemii. Kluczowym elementem odpowiedzialnym za wysoce selektywne oddziaływania w IAC jest przeciwciało (ang. antibody, Ab) produkowane przez organizmy żywe w wyniku odpowiedzi immunologicznej i wykazujące specyficzność...
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Determination of LFER descriptors of 30 cations of ionic lquids - progress in understanding their molercular interaction potentials
PublikacjaW celu zrozumienia interakcji molekularnych trzydziestu kationów cieczy jonowych, zastosowano powszechnie znaną koncepcję liniowej zależności energii swobodnej (LFER). Deskryptory LFER dla nadmiarowej refrakcji molowej i objętości molowej, zostały obliczone in silico, natomiast kwasowość i zasadowość wiązań wodorowych, i polaryzowalność/dipoloarność kationów cieczy jonowych zostały oznaczone eksperymentalnie za pomocą wysokosprawnej...
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Geodezja morska z nawigacją - 2022/2023
Kursy OnlineZapoznanie studentów z zagadnieniami związanymi z wykorzystaniem geodezyjnych technik pomiarowych w gospodarce morskiej w tym technik satelitarnych w badaniach mórz i oceanów, podstawami nawigacji oraz hydrografii morskiej.
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Geodezja morska z nawigacją - 2023/2024
Kursy OnlineZapoznanie studentów z zagadnieniami związanymi z wykorzystaniem geodezyjnych technik pomiarowych w gospodarce morskiej w tym technik satelitarnych w badaniach mórz i oceanów, podstawami nawigacji oraz hydrografii morskiej.