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Wyniki wyszukiwania dla: ammonium utilization rate
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Testing an evaporator operation with a rectangular manifold, condenser temperature 30 and evaporator temperature 90
Dane BadawczeThe experiment was conducted to test the evaporator operation. The heat exchanger was equipped with minigeometry (set of 50 parallel minichannels or single minigap). The studies were conducted for various mass flow rate of the working fluid and for various temperatures at the inlet of the evaporator. Accurate information about the test rig, the parameters...
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Testing an evaporator operation with a trapezoidal manifold, condenser temperature 70 and evaporator temperature 60
Dane BadawczeThe experiment was conducted to test the evaporator operation. The heat exchanger was equipped with minigeometry (set of 50 parallel minichannels or single minigap). The studies were conducted for various mass flow rate of the working fluid and for various temperatures at the inlet of the evaporator. Accurate information about the test rig, the parameters...
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Testing an evaporator operation with a bifurcation manifold, condenser temperature 20 and evaporator temperature 95
Dane BadawczeThe experiment was conducted to test the evaporator operation. The heat exchanger was equipped with minigeometry (set of 50 parallel minichannels or single minigap). The studies were conducted for various mass flow rate of the working fluid and for various temperatures at the inlet of the evaporator. Accurate information about the test rig, the parameters...
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Testing an evaporator operation with a bifurcation manifold, condenser temperature 20 and evaporator temperature 90
Dane BadawczeThe experiment was conducted to test the evaporator operation. The heat exchanger was equipped with minigeometry (set of 50 parallel minichannels or single minigap). The studies were conducted for various mass flow rate of the working fluid and for various temperatures at the inlet of the evaporator. Accurate information about the test rig, the parameters...
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Revenues from the sale of books in Poland (2009-2013)
Dane BadawczeAccording to the report "The book market in Poland 2014, the Library of Analysis", nearly 40,000 publishers were registered in Poland until mid-2013, of which it is estimated that only about 2,000-2,500 were active as publishers. According to the estimates of the authors of the Report, the value of the Polish book market in 2013 amounted to PLN 2.68...
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Gdańsk University of Technology graduates’ self-assessment of selected digital competencies by gender – the year 2017, part I
Dane BadawczeThe dataset includes data from the survey on the Gdańsk University of Technology graduates' from the year 2017 on their self-assessment of selected digital competencies by gender. The survey was conducted in 2019, two years after the respondents obtained graduate status. The research sample included 1594 respondents. To summarize, in general, respondents...
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Gdańsk University of Technology graduates’ self-assessment of selected digital competencies by gender – the year 2017, part II
Dane BadawczeThe dataset includes data from the survey on the Gdańsk University of Technology graduates' from the year 2017 on their self-assessment of selected digital competencies by gender. The survey was conducted in 2019, two years after the respondents obtained graduate status. The research sample included 1594 respondents. To summarize, in general, respondents...
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Gdańsk University of Technology graduates’ self-assessment of selected digital competencies by gender – the year 2017, part I
Dane BadawczeThe dataset includes data from the survey on the Gdańsk University of Technology graduates' from the year 2017 on their self-assessment of selected digital competencies by gender. The survey was conducted in 2019, two years after the respondents obtained graduate status. The research sample included 1594 respondents. To summarize, in general, respondents...
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Gdańsk University of Technology graduates’ self-assessment of selected digital competencies by gender – the year 2017, part II
Dane BadawczeThe dataset includes data from the survey on the Gdańsk University of Technology graduates' from the year 2017 on their self-assessment of selected digital competencies by gender. The survey was conducted in 2019, two years after the respondents obtained graduate status. The research sample included 1594 respondents. To summarize, in general, respondents...
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SYNAT Music Genre Parameters PCA 19
Dane BadawczeThe dataset contains feature vector after Principal Component Analysis (PCA) performing, so there are 11 music genres and 19-element vector derived from music excerpts. Originally, a feature vector containing 173 elements was conceived in earlier research studies carried out by the team of authors [1-6]. A collection of 52532 music excerpts described...
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SYNAT_PCA_48
Dane BadawczeThere is a series of datasets containing feature vectors derived from music tracks. The dataset contains 51582 music tracks (22 music genres) and feature vector after Principal Component Analysis (PCA) performing, so there are 48-element vectors derived from music excerpts. Originally, a feature vector containing 173 elements was conceived in earlier...
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SYNAT_PCA_11
Dane BadawczeThe dataset contains 51582 music tracks (22 music genres) and feature vector after Principal Component Analysis (PCA) performing, so there are 11-element vectors derived from music excerpts. Originally, a feature vector containing 173 elements was conceived in earlier research studies carried out by the team of authors [1-6]. A collection of more than...
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Electrical conductivity of the Sr0.86Ti0.65Fe0.35O3-d pellet at different oxygen partial pressures
Dane BadawczeThis dataset contains results electrical conductivity measurements of dense Sr0.86Ti0.65Fe0.35O3-d (STF35) pellet. DC electrical conductivity measurements of STF35 were performed by the Van der Pauw method. Studies were performed at different oxygen partial pressures (20%, 1% and 0.1%) under humidified (~4 vol%) gas flow rate of 50 ml min -1.
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Decomposition kinetics of vanadium xerogel powder
Dane BadawczeThe DataSet contains the TGA curves of vanadium As-prepared xerogel powder with different heating rates. The information about sol synthesis is described in the Journal of Nanomaterials.
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SEM micrographs of Ti tooth implant corrosion
Dane BadawczeThe dataset contains micrographs made with a scanning electron microscope (SEM) Hitachi S-3400N of the tooth implant removed after inflammation. The inflammation was induced by the increased corrosion rate of the titanium screw. The reason for the corrosion to occur was the appearance of the concentration cell of different aeration for various areas...
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Determination of changes in viscosity of high-fructose syrup stability of pectin hydrogels depending on the temperature (25-96 Celsius degrees).
Dane BadawczeThe rheological characteristics of the high-fructose syrup modified stability of pectin (added in a concentration 2% m/m) were made on the basis of the viscosity assessment using a Brookfield viscometer with an LV SC4 - 25 spindle and a shear rate of 0,22 s-1 in the temperature range 25-96 ° C. The data allowed selection of optimal conditions for the...
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Thermal behaviour of vanadium xerogel powder under different inert atmosphere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the vanadium xerogel powder. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Crystallization kinetics of V2O5 nanorods
Dane BadawczeThe DataSet contains the DSC curves of As-prepared xerogel powder with different heating rates. The information about sol synthesis is described in the Journal of Nanomaterials.
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Thermogravimetric analysis (TGA) of the SrxTi0.30Fe0.70O3-d materials
Dane BadawczeThis dataset contains results of thermogravimetric analysis (TGA) fot SrxTi0.30Fe0.70O3-d materials (x=0.90, 0.95, 1.00 and 1.05). The TGA experiments were carried out using a microbalance (CI Precision MK5) in the temperature range between 900 °C and 200 °C. During the whole measurement procedure, air was fed to the furnace chamber at a flow rate of...
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The effect of changes in the concentration of hydroxypropylcellulose on the rheological stability of pectin hydrogels.
Dane BadawczeThe rheological characteristics of the pectin hydrogel modified by hydroxypropylcellulose (added in a concetration range from 0.1 to 0.55% m/m) were made on the basis of the viscosity assessment using a Brookfield viscometer with an LV SC4 - 25 spindle and a shear rate of 0,22 s-1 in the temperature range 19-96 ° C.The data allowed selection of optimal...
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Thermal stability of vanadium xerogel powder under different atmpshere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the vanadium xerogel powder. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Results of the effect of mixtures of ketoprofen with three cations on the germination of Sorghum bicolor (sorghum) seeds
Dane BadawczeThe research data includes an attempt to verify whether the addition of cations (sodium, ammonium and potassium) at levels found in the environment would affect the toxicity of pharmaceuticals to Sorghum Bicolor grain. Ion concentrations were selected based on studies of water samples collected in water bodies receiving wastewater from wastewater treatment...
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Electrical conductivity of the SrTi1-xFexO3-d pellets at 20% pO2
Dane BadawczeThis dataset contains results electrical conductivity measurements of dense SrTi1-xFexO3-d (x=0.35, 0.50, 0.70) pellets. DC electrical conductivity measurements were performed by the Van der Pauw method between 900 °C and 200 °C. Studies were performed at 20% of oxygen partial pressure under humidified (~4 vol%) gas flow rate of 50 ml min -1.
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Low temperature electrical conductivity of the SrFeO3-d pellet
Dane BadawczeThis dataset contains results of low temperature electrical conductivity measurements of dense SrFeO3-d (SFO) pellet. DC electrical conductivity measurements of SFO were performed by the Van der Pauw method between 400 °C and room temperature with 20 °C step. Studies were performed at Synthetic Air flow under humidified (~4 vol%) gas flow rate of 40...
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Low temperature electrical conductivity of the SrTi0.65Fe0.35O3-d pellet
Dane BadawczeThis dataset contains results of low temperature electrical conductivity measurements of dense SrTi0.65Fe0.35O3-d (STF35) pellet. DC electrical conductivity measurements of STF35 were performed by the Van der Pauw method between 400 °C and room temperature with 20 °C step. Studies were performed at Synthetic Air flow under humidified (~4 vol%) gas...
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Low temperature electrical conductivity of the SrTi0.30Fe0.70O3-d pellet
Dane BadawczeThis dataset contains results of low temperature electrical conductivity measurements of dense SrTi0.30Fe0.70O3-d (STF70) pellet. DC electrical conductivity measurements of STF70 were performed by the Van der Pauw method between 400 °C and room temperature with 20 °C step. Studies were performed at Synthetic Air flow under humidified (~4 vol%) gas...
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Low temperature electrical conductivity of the SrTi0.50Fe0.50O3-d pellet
Dane BadawczeThis dataset contains results of low temperature electrical conductivity measurements of dense SrTi0.50Fe0.50O3-d (STF50) pellet. DC electrical conductivity measurements of STF50 were performed by the Van der Pauw method between 400 °C and room temperature with 20 °C step. Studies were performed at Synthetic Air flow under humidified (~4 vol%) gas...
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Changes in heat of vanadium xerogel powder under different atmosphere
Dane BadawczeThe DataSet contains the DSC curves of the vanadium xerogel powder. The information about xerogel powder synthesis is described in the Journal of Nanomaterials.
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Low temperature electrical conductivity of the SrTi0.10Fe0.90O3-d pellet
Dane BadawczeThis dataset contains results of low temperature electrical conductivity measurements of dense SrTi0.10Fe0.90O3-d (STF90) pellet. DC electrical conductivity measurements of STF90 were performed by the Van der Pauw method between 400 °C and room temperature with 20 °C step. Studies were performed at Synthetic Air flow under humidified (~4 vol%) gas...
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Carbon balance of SOFC fueled by biogas mixture at 750 C
Dane BadawczeThe dataset contains the calculated carbon balance for the SOFC fueled by synthetic biogas mixture (60:40 CH4:CO2). The outlet concentration of the gases from SOFC were measured using novel FTIR-based unit.
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Study of the ability of TXT-compounds to promote telomeric G4 DNA thermal stabilization using FRET melting assay
Dane BadawczeThe data set contains a DNA melting screen obtained from the FRET melting assay. Thermal stabilities of G-quadruplex structures were analysed in the presence and in absence of ligands. TMPyP4 and MTX were used as references. Measurements were carried out in triplicate using a LightCycler 480 thermocycler (Roche Life Science) with a filter setting of...
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Dataset of phase portraits of the fractional prey-predator model with Holling type-II interaction (without predator harvesting)
Dane BadawczeThe need for a fractional generalization of a given classical model is often due to new behaviors which cannot be taken into account by the model. In this situation, it can be useful to look for a fractional deformation of the initial system, trying to fit the fractional exponent of differentiation in order to catch properly the data.
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Photocatalytic degradation of acetaldehyde in high temperature reaction chamber
Dane BadawczeThis dataset contains chromatograms recorded during the decomposition of acetaldehyde in a high-temperature reaction chamber under UV irradiation using TiO2 (titanium dioxide) as photocatalysts. It includes data on the influence of flow rate, TiO2 (titanium dioxide) filling the entire reactor, a thin layer of TiO2 (titanium dioxide) supported on KBr...
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Electrical conductivity of the (Ce0.80Gd0.20)O1.90 pellet at different oxygen partial pressures
Dane BadawczeThis dataset contains results electrical conductivity measurements of dense (Ce0.80Gd0.20)O1.90 (CGO-20) pellet. DC electrical conductivity measurements of CGO-20 were performed by the Van der Pauw method between 900 °C and 450 °C with 50 °C step. Studies were performed at different oxygen partial pressures (100%, 20% and 1%) under humidified (~4...
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IRAP tax differentiation in Italian Regions
Dane BadawczeThe following table presents the widespread differentiation in the standard IRAP rates applied in the particular regions of Italy. The tax rates in the table have been updated to 2019 (Only Regions marked with "*" updated their tax rates to the 2020 tax period as of March 16, 2020).
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SEM examination of surface layer of C45 steel after grinding on defferent depth
Dane BadawczeFerrite examination for the medium carbon structural steel with low content of Mn, Si, Cu, Cr and Ni after its grinding to a depth of 2 µm, 8 µm, 14 µm and 20 µm, at constant wheel circumferential speed of vs = 25 m/s and constant feed rate vft = 1 m/min. It was shown that the grinding of C45 steel causes strong work hardening of ferrite in surface...
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Cyclic voltammetry curves of the V2O5 nanorods (Na-ion batteries)
Dane BadawczeThe DataSet contains the next thirty cycles voltammetry curves for the V2O5 nanorods obtained by the sol-gel method. The cyclic voltammetry was measured using the AUTOLAB 302N potentiostat-galvanostat. The measurements were carried out in a voltage range of 2 V to 4 V vs. Na/Na+ at a scan rate of 1 mV/s. As an electrolyte 1M NaPF6 was applied.
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Cyclic voltammetry curves of the V2O5 nanocrystals (Na-ion batteries)
Dane BadawczeThe DataSet contains the next thirty cycles voltammetry curves for the V2O5 nanocrystals obtained by the sol-gel method. The cyclic voltammetry was measured using the AUTOLAB 302N potentiostat-galvanostat. The measurements were carried out in a voltage range of 2 V to 4 V vs. Na/Na+ at a scan rate of 1 mV/s. As an electrolyte 1M NaPF6 was applied.
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Thermal behaviour of vanadium xerogel powder and V2O5 nanorods under helium atmosphere
Dane BadawczeThe DataSet contains the results of the thermal behavior of the vanadium xerogel powder and V2O5 nanorods obtained at 650C. The information about xerogel powder and V2O5 nanorods synthesis is described in the Journal of Nanomaterials.
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L-Homoserine O-acetyltransferase (CaMet2p) activity and inhibition
Dane BadawczeThe dataset contains the description of methodology and data files with the results obtained spectrophotometrically at 412 nm to determine the rate of fungal enzyme activity. The goal of the study was to obtain conditions optimal for L-homoserine O-acetyltransferase (Met2p) activity as well as evaluation of inhibitory potential of commercially available...
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Results of tests on speech intelligibility in reverberant conditions
Dane BadawczeThe dataset contains the results of tests that aimed to provide a relationship between the rate of speech (RoS) and reverberation conditions characterized by the Speech Transmission Index (STI).
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Cyclic voltammetry curves of the V2O5 nanorods (Li-ion batteries)
Dane BadawczeThe DataSet contains the next thirty cycles voltammetry curves for the V2O5 nanocrystals obtained by the sol-gel method. The cyclic voltammetry was measured using the AUTOLAB 302N potentiostat-galvanostat. The measurements were carried out in a voltage range of 2 V to 4 V vs. Li/Li+ at a scan rate of 1 mV/s. The results show that in the subsequent cycles,...
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SEM micrographs of NH4VO3 crystals - molar concetration factor after annealing
Dane BadawczeThe DataSet contains the scanning electron microscopy (SEM) micrographs of NH4VO3 nano_crystals obtained by the LPE-IonEx method with different morphology after annealing at 400C under argon atmosphere (with a heating rate of 10 C/min).
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Cyclic voltammetry curves of the V2O5 nanocrystals (Li-ion batteries)
Dane BadawczeThe DataSet contains the next thirty cycles voltammetry curves for the V2O5 nanocrystals obtained by the sol-gel method. The cyclic voltammetry was measured using the AUTOLAB 302N potentiostat-galvanostat. The measurements were carried out in a voltage range of 2 V to 4 V vs. Li/Li+ at a scan rate of 1 mV/s. The results show that in the subsequent cycles,...
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Thermal properties of VO2 and V2O3 nanostructures
Dane BadawczeThe DataSet contains the DSC and TG curves of VO2 and V2O3 nanostructures obtained by the sol-gel with different reaction conditions. The information about xerogel powder synthesis is described in the Journal of Nanomaterials. The xerogel powder was annealing under argon atmosphere at the selected temperature: 500C, 600C, and 1000C.
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The XRD diffraction patterns of as-prepared (La0.3Sr0.6Ce0.1)0.9Me0.1Ti0.9O3-δ (Me= Co, Cu, Fe, Mn, Ni) materials synthesized via the solid state reaction method
Dane BadawczeThe (La0.3Sr0.6Ce0.1)0.9Me0.1Ti0.9O3-δ (Me= Co, Cu, Fe, Mn, Ni) materials were synthesized via the solid state reaction method and examined as a potential anode material. First, the mixed oxide reagents were pressed into pellets and calcined at 1200 °C for 12 hours to decompose most of the organic compounds. The resulting calcined pellet was ground...
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Numerical metadata of a microchamber with bacteria
Dane BadawczeSelected results in the form of graphs and a diagram of the analysed system. The metadata shows in sequence: 1) Temperature distribution inside fluidic chamber (=0.8, h=100) after 190s of irradiationTemperature distribution inside fluidic chamber (=0.8, h=100) after 190s of irradiation; 2) Maximum temperature profile in the fluidic chamber during the...
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Determination of viscosity changes in dietary supplement solutions depending on temperature.
Dane BadawczeThe rheological characteristics of dietary supplement solutions were made based on viscosity measurement using a Brookfield viscometer, using the LV SC4 - 18 spindle and a shear rate of 53 s-1 (Fig.1).
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XRD and electrochemical results for MoO3 films deposited using pulsed laser deposition system
Dane BadawczeThe attached data contains XRD and electrochemical results for MoO3 films deposited on fluorine-doped tin oxide glasses. Films were deposited using a pulsed laser deposition system at different conditions. Part of the samples was deposited at room temperature and then annealed at 575°C for given times (samples labeled PLD_RT_575C_xmin, where x stands...
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Numerical Study of the Impinging Jets Formed by an Injector with Different Nozzle Diameters
Dane BadawczeThe data set contains the simulation files related to the research paper “Numerical Study of the Impinging Jets Formed by an Injector with Different Nozzle Diameters”, https://doi.org/10.4271/2022-01-1080.