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Wyniki wyszukiwania dla: ATM
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Coupling of cold vapor generation with an atmospheric pressure glow microdischarge sustained between a miniature flow helium jet and a flowing liquid cathode for the determination of mercury by optical emission spectrometry
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Critical evaluation of recent achievements in low power glow discharge generated at atmospheric pressure between a flowing liquid cathode and a metallic anode for element analysis by optical emission spectrometry
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The improvement of the analytical performance of direct current atmospheric pressure glow discharge generated in contact with the small-sized liquid cathode after the addition of non-ionic surfactants to electrolyte solutions
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Pulse-Modulated Radio-Frequency Alternating-Current-Driven Atmospheric-Pressure Glow Discharge for Continuous-Flow Synthesis of Silver Nanoparticles and Evaluation of Their Cytotoxicity toward Human Melanoma Cells
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Thermal behavior of VO2/V2O3 nanostructures obtained at 500°C under argon atmosphere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the VO2/V2O3 nanostructures. The vanadium oxides nanostructures were synthesized by the sol-gel method, where obtained xerogel powder was annealing at 500°C under an argon atmosphere. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Thermal behavior of VO2/V2O3 nanostructures obtained at 1000°C under argon atmosphere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the VO2/V2O3 nanostructures. The vanadium oxides nanostructures were synthesized by the sol-gel method, where obtained xerogel powder was annealing at 1000°C under an argon atmosphere. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Thermal behavior of VO2/V2O3 nanostructures obtained at 650°C under reducing atmosphere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the VO2/V2O3 nanostructures. The vanadium oxides nanostructures were synthesized by the sol-gel method, where obtained xerogel powder was annealing at 650°C under a reducing atmosphere (95% Ar 5% H2). The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Thermal behavior of VO2/V2O3 nanostructures obtained at 400°C under argon atmosphere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the VO2/V2O3 nanostructures. The vanadium oxides nanostructures were synthesized by the sol-gel method, where obtained xerogel powder was annealing at 400°C under an argon atmosphere. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Thermal behavior of VO2/V2O3 nanostructures obtained at 700°C under argon atmosphere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the VO2/V2O3 nanostructures. The vanadium oxides nanostructures were synthesized by the sol-gel method, where obtained xerogel powder was annealing at 700°C under an argon atmosphere. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Thermal behavior of VO2/V2O3 nanostructures obtained at 800°C under argon atmosphere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the VO2/V2O3 nanostructures. The vanadium oxides nanostructures were synthesized by the sol-gel method, where obtained xerogel powder was annealing at 800°C under an argon atmosphere. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Thermal behavior of VO2/V2O3 nanostructures obtained at 600°C under argon atmosphere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the VO2/V2O3 nanostructures. The vanadium oxides nanostructures were synthesized by the sol-gel method, where obtained xerogel powder was annealing at 600°C under an argon atmosphere. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Monitoring of Selected CBRN Threats in the Air in Industrial Areas with the Use of Unmanned Aerial Vehicles
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Selected Metals in Urban Road Dust: Upper and Lower Silesia Case Study
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Water Needs of Sweet Cherry Trees in the Light of Predicted Climate Warming in the Bydgoszcz Region, Poland
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Predictive Capacity of Rainfall Data to Estimate the Water Needs of Fruit Plants in Water Deficit Areas
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Interannual Variability of the GNSS Precipitable Water Vapor in the Global Tropics
PublikacjaThis paper addresses the subject of inter-annual variability of the tropical precipitable water vapor (PWV) derived from 18 years of global navigation satellite system (GNSS) observations. Non-linear trends of retrieved GNSS PWV were investigated using the singular spectrum analysis (SSA) along with various climate indices. For most of the analyzed stations (~49%) the GNSS PWV anomaly was related to the El Niño Southern Oscillation...
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Flood Modelling and Risk Analysis of Cinan Feizuo Flood Protection Area, Huaihe River Basin
PublikacjaThis study evaluated multiple aspects of flood risks and effects on the Cinan Feizuo flood protection area in the Huaihe River basin. Flooding remains a leading problem for infrastructure, especially in urban, residential areas of the region. Effective flood modeling for urbanized floodplains is challenging, but MIKE (ID-2D) is paramount for analyzing and quantifying the risk in the vulnerable region. The Saint-Venant equation...
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Spectroscopic evaluation of a low power atmospheric pressure mixed argon–helium microwave induced plasma combined with the chemical generation of volatile species for the optical emission spectrometric determination of arsenic, antimony and mercury
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The Influence of Cold Atmospheric Pressure Plasma-Treated Media on the Cell Viability, Motility, and Induction of Apoptosis in Human Non-Metastatic (MCF7) and Metastatic (MDA-MB-231) Breast Cancer Cell Lines
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Caffeine detection using CB-PLA electrode after Nd:YAG laser ablation in He atmosphere
Dane BadawczeThe dataset contains electrochemical studies in form of cyclic voltammetry (CV) and differential pulse voltammetry (DPV) of laser-activated 3D printed CB-PLA electrodes. The ablation of the 3D-printed CB-PLA electrodes was carried out using a pulsed LaserBlast 500 Nd:YAG laser (Quantel, France) operating at 1064 nm and a 6 ns pulse duration.
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Luminescence properties of TeOx-2%Eu1.5%Tb1.5%Dy thin films annealing under an oxidizing atmosphere
Dane BadawczeThe DataSet contains the emission and excitation spectra of TeOx-2%Eu1.5%Tb1.5%Dy thin films. The material was obtained by the sol-gel method. The starting solution was prepared by mixing telluric acid (precursor) with thetraetylene glycol, water, and ethanol. Next, the 5% mol of rare-earth ions were added, the nitrates were used as a source of rare-earth...
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Luminescence properties of TeOx-2%Eu1.5%Tb1.5%Tm thin films annealing under an oxidizing atmosphere
Dane BadawczeThe DataSet contains the emission and excitation spectra of TeOx-2%Eu1.5%Tb1.5%Tm thin films. The material was obtained by the sol-gel method. The starting solution was prepared by mixing telluric acid (precursor) with thetraetylene glycol, water, and ethanol. Next, the 5% mol of rare-earth ions were added, the nitrates were used as a source of rare-earth...
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Luminescence properties of TeOx-1%Eu1.5%Tb2.5%Dy thin films annealing under an oxidizing atmosphere
Dane BadawczeThe DataSet contains the emission and excitation spectra of TeOx-1%Eu1.5%Tb2.5%Dy thin films. The material was obtained by the sol-gel method. The starting solution was prepared by mixing telluric acid (precursor) with thetraetylene glycol, water, and ethanol. Next, the 5% mol of rare-earth ions were added, the nitrates were used as a source of rare-earth...
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In-situ generation of Ag, Cd, Hg, In, Pb, Tl and Zn volatile species by flowing liquid anode atmospheric pressure glow discharge operated in gaseous jet mode – Evaluation of excitation processes and analytical performance
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Influence of pH and low-molecular weight organic compounds in solution on selected spectroscopic and analytical parameters of flowing liquid anode atmospheric pressure glow discharge (FLA-APGD) for the optical emission spectrometric (OES) determination of Ag, Cd, and Pb
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Ancient DNA sequence quality is independent of fish bone weight
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Mercury in particulate matter over Polish zone of the southern Baltic Sea
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Improvement of photocatalytic activity of silicate paints by removal of K2SO4
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Mercury emission from coal-fired power plants in Poland
PublikacjaPrzedstawiono główne źródła emisji rtęci w Polsce. W zwiazku z dużą ilością spalanego węgla, jak również planami na przyszłość węgiel kamienny i brunatny jest i będzie podstawowym źródłem produkcji energii w Polsce. Ponieważ węgiel zawiera rtęć, to podczas spalania węgla rtęć uwalniania jest do atmosfery. Spalanie węgla w elektrowniach jest i będzie w najbliższym czasie głównym źródłem emisji rtęci w Polsce. W pracy opisano metody...
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Fog water chemical composition in different geographic regions of Poland
PublikacjaPróbki wody z mgły były pobierane za pomocą pasywnych i aktywnych próbników na trzech stacjach pobierania próbek. Miejsca pobierania próbek usutuowane były w różnych regionach geograficznych Polski. Analizowano następujące parametry: przewodność, pH, wybrane kationy i aniony. Uzyskane wyniki mogą stanowić wartościową informacje na temat chemizmu atmosfery.Statystyczna analiza wyników wskazuje na znaczne różnice w wartościach otrzymanych...
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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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Pollutant deposition via dew in urban and rural environment, Cracow, Poland
PublikacjaThis study is a comparative analysis of dew in rural and urban environment. Dew samples were collected between May and October, 2009 in two reference stations in southern Poland: Cracow and Gaik-Brzezowa. The investigation included comparison of volume and chemistry of the collected samples. Due to its formation mechanisms, dew is a good indicator of air pollution. Following parameters were analyzed in 159 collected samples: pH,...
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Dew and hoarfrost frequency, formation efficiency and chemistry in Wroclaw, Poland
PublikacjaThis article presents the results of a research study concerning a comparison of frequency, formation efficiency and basic physico-chemical properties of dew and hoarfrost in urban conditions. Longer than two-year series of measurements was carried out from 1 February 2008 to 10 March 2010 in Wroclaw, Poland. Sampling of atmospheric deposits was made by means of insulated plain passive radiative condensers, which allowed to collect...
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Determination of polycyclic aromatic hydrocarbons in bulk precipitation andrunoff waters in an urban region (Poland)
PublikacjaOznaczono 16 wielopierścieniowych węglowodorów aromatycznych w próbkach opadów atmosferycznych (10 stacji zbierania próbek) i wód spływnych (5 stacji) zbieranych na terenie Trójmiasta. Podjęto próbę ustalenia korelacji pomiędzy stężeniem analitów z grupy WWA i intensywnym ruchem pojazdów mechanicznych oraz sposobem ogrzewania mieszkań w okolicach punktu zbierania próbek.
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Permeation passive sampling as a tool for the evaluation of indoor air quality
PublikacjaOkreślono stężenie średnie ważone w czasie wybranych lotnych związków organicznych w powietrzu ośmiu pomieszczeniach mieszkalnych na terenie miasta Gdańska. Do pobierania próbek analitów z powietrza wewnętrznego zastosowano permeacyjny dozymetr pasywny typu pudełkowego oraz technikę dynamiczną (urządzenie przepływowe z rurką sorpcyjną). Porównano wyniki uzyskane w wyniku zastosowania w/w technik pobierania próbek analitów.
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Global anthropogenic mercury emission inventory for 2000
PublikacjaW pracy przedstawiono aktualny stan wiedzy na temat globalnej emisji rtęci oraz wyniki inwentaryzacji tej emisji do atmosfery ze źrodeł antropogennych w roku 2000. Największy udział w tej emisji ma spalanie paliw, głównie węgla w energetyce, przemyśle i w paleniskach domowych. Obliczono, że dwie trzecie całkowitej emisji wynoszącej około 2190 ton zostało wyemitowane do atmosfery w roku 2000 z tych własnie źrodeł. Emisja rtęci ze...
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Early stage of critical clusters growth in phenomenological and Molecular Dynamic simulation models
PublikacjaW artykule opisano wzrost klastrów krytycznych w ramach klasycznego podejścia fenomenologicznego oraz dynamiczno-molekularnego (MD). Została wyprowadzona nowa formuła opisujaca liczbę klastrów krytycznych. Sformułowano równania opisujace wczesne etapy wzrostu kropli o rozmiarach krytycznych. Opisano wyniki symulacji dynamiczno-molekularnych powstawania klastrów w jednorodnej parze przesyconej oraz podano czasowe zmiany rozkładu...
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Predicting enthalpy of vaporization for Persistent Organic Pollutants with Quantitative Structure–Property Relationship (QSPR) incorporating the influence of temperature on volatility
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Integration and verification of meteorological observations and NWP model data for the local GNSS tomography
PublikacjaGNSS meteorology applies the Global Navigation Satellite Systems (GNSS) to derive information about the state of the atmosphere (particularly troposphere). The tomography is one of the methods used in GNSS meteorology. The input data of GNSS tomography are the signal troposphere delays, results of GNSS data processing and additionally meteorological observations and Numerical Weather Prediction (NWP) models data. Different types...
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BTEX concentration levels in urban air in the area of the Tri-City agglomeration (Gdansk, Gdynia, Sopot), Poland
PublikacjaThe paper presents and discusses the results of atmospheric air quality research conducted in 2012 with reference to the level of BTEX compounds in the Tri-City agglomeration—Gdansk, Gdynia, and Sopot (northern Poland). At the stage of BTEX sampling from the ambient air, Radiello® diffusive passive samplers were applied. The annual time-weighted average concentrations for benzene, toluene, ethylbenzene, and xylenes (BTEX) in the...
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Comparison of GPS tropospheric delays derived from two consecutive EPN reprocessing campaigns from the point of view of climate monitoring
PublikacjaThe main purpose of this research was to acquire information about consistency of ZTD (zenith total delay) linear trends and seasonal components between two consecutive GPS reprocessing campaigns. The analysis concerned two sets of the ZTD time series which were estimated during EUREF (Reference Frame Sub-Commission for Europe) EPN (Permanent Network) reprocessing campaigns according to 2008 and 2015 MUT AC (Military University...
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Hoarfrost and rime chemistry in Poland - An introductory analysis from metrological perspective
PublikacjaW publikacji przedstawiono wyniki badań poziomów stężeń składników śladowych obecnych w próbkach osadów atmosferycznych (szronu i sadzi) zebranych na terenach wyraźnie różniących się pod względem położenia geograficznego jak również poziomem antropopresji. Zbadano wpływ czynników meteorologicznych tj. rodzaj mas powietrza, typ pola barycznego na chemizm tych form mokrej depozycji. Porównano skład chemiczny różnych form osadów atmosferycznych...
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Relativistic electron beams above thunderclouds
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Studies on intercorrelation between ions co-occurring in precipitation in the Gdańsk-Sopot-Gdynia Tricity (Poland)
PublikacjaPrzedstawiono wyniki badań próbek opadów deszczowych zebranych na terenie Trójmiasta w okresie 12 miesięcy (na 10 stacjach pobierania próbek). Wyniki oznaczeń zawartości jonów SO4-2, F-, Cl-, NO3-, PO4-3, NH4+, Na+, Mg+2, Ca+2K+ poddano analizie statystycznej. Wyniki pomiarów skorelowano z danymi dotyczącymi kierunków wiatrów i temperatury powietrza atmosferycznego.
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Air quality policy in the U.S. and the EU – a review
PublikacjaThe high level of atmospheric pollution is a global problem that has taken on particular significance in recent years and will continue to grow in the near future. Air pollution directly affects the health, living organisms, vegetation, water, soil and buildings. Additionally, it moves easily even over long distances. Certain air pollutants influence the climate, cause negative processes in the protective ozone layer and contribute...
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Urban dew formation efficiency and chemistry in Poland
PublikacjaThe measurements of dew formation efficiency and chemistry were performed in Poland in September 2009, as a part of a longer, two-year sampling campaign. Pairs of sites, representing centers of major Polish cities and rural conditions in three different regions, were compared. With the aim to get more detailed landuse-oriented characteristics of dew, two additional sites were set close to Wroclaw. Collection of dew at each site...
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Measurement report: Spatial variations in ionic chemistry and water-stable isotopes in the snowpack on glaciers across Svalbard during the 2015–2016 snow accumulation season
PublikacjaThe Svalbard archipelago, located at the Arctic sea-ice edge between 74 and 81∘ N, is ∼60 % covered by glaciers. The region experiences rapid variations in atmospheric flow during the snow season (from late September to May) and can be affected by air advected from both lower and higher latitudes, which likely impact the chemical composition of snowfall. While long-term changes in Svalbard snow chemistry have been documented in...
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Elemental and water-insoluble organic carbon in Svalbard snow: a synthesis of observations during 2007–2018
PublikacjaLight-absorbing carbonaceous aerosols emitted by biomass or fossil fuel combustion can contribute to amplifying Arctic climate warming by lowering the albedo of snow. The Svalbard archipelago, being near to Europe and Russia, is particularly affected by these pollutants, and improved knowledge of their distribution in snow is needed to assess their impact. Here we present and synthesize new data obtained on Svalbard between 2007...
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HERMOSA Harmonizacja badań środowiskowych i monitoringu kluczowych zanieczyszczeń w atmosferze na Svalbardzie
ProjektyProjekt realizowany w Katedra Chemii Analitycznej zgodnie z porozumieniem 311270/E40 z dnia 2020-02-18
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ETIUDA Project Submezoskalowe procesy w warstwie granicznej atmosfery nad niejednorodną pokrywą lodową.
ProjektyProjekt realizowany w Uniwersytet Gdański zgodnie z porozumieniem 2019/32/T/ST10/00171 z dnia 2019-10-01