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Search results for: SPME TECHNIQUES
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Linear impedance of 58(2Bi2O3-V2O5)-42SrB4O7 glass heat-treated for 10 hours at 693 K, measured with impedance spectroscopy method at low temperature region
Open Research DataThe linear electrcial properties of partially crystallized 58(2Bi2O3-V2O5)-42SrB4O7 glass was measured by impedance spectroscopy method.
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Linear impedance as a function of A.C. voltage for 50(2Bi2O3-V2O5)-50SrB4O7 glass heat treated at 693 K measured with impedance spectroscopy method at 273 K
Open Research DataThe linear electrcial properties as a function of A.C. voltage for 50(2Bi2O3-V2O5)-50SrB4O7 glass heat treated at 693 K was measured by impedance spectroscopy method.
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The PolarScreen™ Estrogen Receptor Competitor Assays for determination of estradiol equivalent concentrations (EEQs) in sewage and drinking water samples.
Open Research DataMunicipal waste waters are one of the main sources of estrogenic compounds in aquatic environments. Feminization of fish downstream of Waste Water Treatment Plants (WWTPs) discharges has been observed worldwide. Some estrogenic chemicals, particularly steroid estrogens, are known to cause disruption of the endocrine system of fishes and abnormalities...
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The effect of different accelerators on the reclaiming efficiency of ground tire rubber
Open Research DataThe presented results concern the influence of different accelerators on the reclaiming efficiency of ground tire rubber (GTR). All the specimens were prepared using a two-roll mill and each sample was prepared in the same manner. Samples were submitted to curing analysis via Rheometer Monsanto 100S after 24 hours of aging. The attached data are related...
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Linear impedance of 35P2O5-30Fe2O3-20Nb2O5-15TiO2
Open Research DataThe electrical properties of phosphate-iron glasses containing niobium and titanium were investigated. Glass samples of the composition of 35P2O5-30Fe2O3-20Nb2O5-15TiO2 (in %mol) were prepared by the conventional melt quenching technique. Appropriate amounts of reagents ((NH4)2HPO4 (≥99.9%, POCH), Fe2O3 (≥99.9%, POCH), Nb2O5 (≥99.9%, PLUKA AG) and TiO2...
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Linear impedance of 35P2O5-30Fe2O3-27.5Nb2O5-7.5TiO2
Open Research DataThe electrical properties of phosphate-iron glasses containing niobium and titanium were investigated. Glass samples of the composition of 35P2O5-30Fe2O3-27.5Nb2O5-7.5TiO2 (in %mol) were prepared by the conventional melt quenching technique. Appropriate amounts of reagents ((NH4)2HPO4 (≥99.9%, POCH), Fe2O3 (≥99.9%, POCH), Nb2O5 (≥99.9%, PLUKA AG) and...
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Imaging of the effects of pitting corrosion with the use of AFM
Open Research DataPitting corrosion is a local attack on a metal surface, limited to a point or small area, which appears as a hole. Pitting corrosion is one of the most harmful forms of corrosion due to the fact that it is associated with small, difficult to detect damage, that can even lead to perforation of the structure. A single pit may range in size from micrometers...
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Linear impedance of 35P2O5-30Fe2O3-35Nb2O5
Open Research DataThe electrical properties of phosphate-iron glasses containing niobium were investigated. Glass samples of the composition of 35P2O5-30Fe2O3-35Nb2O5 (in %mol) were prepared by the conventional melt quenching technique. Appropriate amounts of reagents ((NH4)2HPO4 (≥99.9%, POCH), Fe2O3 (≥99.9%, POCH), Nb2O5 (≥99.9%, PLUKA AG) and TiO2 (≥99.9%, anatase...
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Linear impedance of 50(2Bi2O3-V2O5)-50SrB4O7 glass-ceramic heat-treated at 613 K measured with impedance spectroscopy method at high temperature region
Open Research DataThe linear electrcial properties of 50(2Bi2O3-V2O5)-50SrB4O7 glass-ceramic heat-treated at 613 K was measured by impedance spectroscopy method.
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Linear impedance of 50(2Bi2O3-V2O5)-50SrB4O7 glass heat treated at 693 K measured with impedance spectroscopy method at low temperature region
Open Research DataThe linear electrcial properties of 50(2Bi2O3-V2O5)-50SrB4O7 glass heat treated at 693 K was measured by impedance spectroscopy method.
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Linear impedance of 50(2Bi2O3-V2O5)-50SrB4O7 glass heat treated two times measured with impedance spectroscopy method at low temperatures
Open Research DataThe linear electrcial properties of 50(2Bi2O3-V2O5)-50SrB4O7 glass heat treated two times was measured by impedance spectroscopy method.
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Linear impedance of 50(2Bi2O3-V2O5)-50SrB4O7 glass heat treated at 693 K measured with impedance spectroscopy method at high temperature region
Open Research DataThe linear electrcial properties of 50(2Bi2O3-V2O5)-50SrB4O7 glass heat treated at 693 K was measured by impedance spectroscopy method.
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EU state aid for fisheries and aquaculture in the perspective 2014-2020
Open Research DataThe dataset encompassed a choice of the most important legal acts, a list of selected Polish bibliography, and some examples of decisions issued by the EC on the topic of state aid for fisheries and aquaculture in Poland and in Germany. The data constitute a description of the basic state aid instruments used in practice in the period 2014-2020 for...
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Curing characteristics of ground tire rubber modified by commercial additives
Open Research DataThe presented results show the influence of commercially available bitumen and transoctenamer rubber (TOR) on the curing behavior of GTR treated by a peroxide. Samples were prepared using a two-roll mill– all in the same manner. After 24 hours of aging at ambient conditions, they were submitted to the curing analysis via Rheometer Monsanto 100S. The...
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BET of TiO2 heated at 400-600 C degrees
Open Research DataThese data refer to the results of BET surface area of TiO2, which was treated firstly in autoclave at 150 C degrees for 1h (sample marked as A150), then was further heat treated in Ar or H2 at 400-600 C degrees. As a raw material TiO2 was used, which was a semiproduct from the industrial production of titania white by sulphur method. The raw material...
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The impact of carbon black particle size on curing characteristics of GTR modified with bitumen
Open Research DataPresented data shows an impact of particle size of GTR and three different loadings of carbon black on curing characteristics of GTR modified with bitumen. Samples were prepared using a two-roll mill – all in the same manner. After 24 hours of stabilization at ambient conditions they were submitted to the curing analysis via Rheometer Monsanto 100S....
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Structure of FUS revenues after the first half of 2020
Open Research DataIn 2020 the fund received a subsidy from the state budget in the amount of PLN 20.1 billion, which constitutes 60.0% of the plan. At the same time, it should be mentioned that from 2019 the subsidy covers funds that in previous years were shown in the item reimbursement of contributions transferred to OFE. In addition, from May this year. The Social...
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state aid for export activities
Open Research DataThe dataset encompassed a choice of the most important legal acts, a list of selected Polish and foreign bibliography, together with a list of important individual EC decisions issued on the topic of state aid for export credits in Poland and some UE countries in the period 2001-2019. Thanks to that the reader gets the possibility do acquire basic...
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The number of enterprises in Poland and EU countries (in thousands) in 2019
Open Research DataEnterprises from the SME sector constitute the majority of companies in Poland and in the European Union countries. However, the structure of domestic enterprises in terms of size and industry differs from the EU average. The following dataset contains the number of enterprises in Poland and EU countries (in thousands) in 2019.
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Nuclear Magnetic Resonance data for the synthesis of esterase cleavable antifungal conjugates containing fatty acids as molecular carriers
Open Research DataNMR data for novel organic compounds - conjugates composed of C2-18 fatty acid (FA) residues as a molecular carrier and 5-fluorocytosine (5-FC) as an active agent, released upon the action of intracellular esterases on the ester bond between FA and “trimethyl lock” intramolecular linker.
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High temperature linear impedance of 35P2O5-30Fe2O3-27.5Nb2O5-7.5TiO2
Open Research DataThe high temperature electrical properties of phosphate-iron glasses containing niobium were investigated. Glass samples of the composition of 35P2O5-30Fe2O3-27.5Nb2O5-7.5TiO2 (in %mol) were prepared by the conventional melt quenching technique. Appropriate amounts of reagents ((NH4)2HPO4 (≥99.9%, POCH), Fe2O3 (≥99.9%, POCH), Nb2O5 (≥99.9%, PLUKA AG)...
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High temperature linear impedance of 35P2O5-30Fe2O3-25Nb2O5-15TiO2
Open Research DataThe high temperature electrical properties of phosphate-iron glasses containing niobium and titanium were investigated. Glass samples of the composition of 35P2O5-30Fe2O3-20Nb2O5-15TiO2 (in %mol) were prepared by the conventional melt quenching technique. Appropriate amounts of reagents ((NH4)2HPO4 (≥99.9%, POCH), Fe2O3 (≥99.9%, POCH), Nb2O5 (≥99.9%,...
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High temperature linear impedance of 35P2O5-30Fe2O3-35Nb2O5
Open Research DataThe high temperature electrical properties of phosphate-iron glasses containing niobium were investigated. Glass samples of the composition of 35P2O5-30Fe2O3-35Nb2O5 (in %mol) were prepared by the conventional melt quenching technique. Appropriate amounts of reagents ((NH4)2HPO4 (≥99.9%, POCH), Fe2O3 (≥99.9%, POCH), Nb2O5 (≥99.9%, PLUKA AG) and TiO2...
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Linear impedance of 10Na2O–60P2O5–30CaO glass measured with impedance spectroscopy method at low temperature region
Open Research DataThe linear electrical properties of 10Na2O–60P2O5–30CaO glass was measured by impedance spectroscopy method.
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Linear impedance as a function of A.C. voltage for 50(2Bi2O3-V2O5)-50SrB4O7 glass-ceramic heat-treated at 813 K measured with impedance spectroscopy method at high temperature region
Open Research DataThe linear electrcial properties as a function of A.C. voltage of 50(2Bi2O3-V2O5)-50SrB4O7 glass-ceramic heat treated at 813 K was measured by impedance spectroscopy method.
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Statistics of AFM current-voltage curves
Open Research DataMapping surface electrical conductivity offers enormous cognitive possibilities regarding the structure and properties of modern materials. The technique invented for this purpose (Conductive AFM) by Murrel's team and colleagues allows independent monitoring of the local conductivity of materials in correlation with the topographic profile. The mentioned...
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state aid for research, development and innovation ( R+D+I)
Open Research DataThe dataset encompasses a choice of important legal acts, a list of selected Polish bibliography, some important individual EC decisions issued on the topic of state aid for research, development, and innovation during the budgetary periods 2007-2013 and 2014-2020. Thanks to that the reader gets the possibility to acquire basic knowledge on the abovementioned...
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state aid for employment of disadvantaged persons
Open Research DataThe dataset encompassed a choice of the most important legal acts, a list of selected Polish and foreign bibliography, together with a list of important individual EC decisions issued on the topic of state aid dedicated to including persons with disabilities to the labour market in Poland and some UE countries in the period 2001-2019. Thanks to that...
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The number of students in public and private universities in 1990-2011
Open Research DataFrom the 2005/2006 academic year - when the number of students reached a record value of 1,953.8 thousand - the number of students is systematically decreasing. Within 5 years, this number decreased by 5.8%, and over the last year, the decrease amounted to 3.1%. These changes are related to the constantly decreasing number of people aged 19-24. Despite...
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Individual corporate reputation, perception of collective corporate reputation, stock market investments
Open Research DataThere are two ways of conceiving of corporate reputation: individual and collective. Although related, they are not driven by the same factors. Thus, each of them may have a distinct impact on investment decisions. The following dataset includes the data obtained in an incentivized economic experiment based on vignette studies. We induced the perception...
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Number of active debit cards issued to individual customers (2017)
Open Research DataAt the end of the fourth quarter of 2017, financial institutions (including non-banking ones, e.g. SKOK) serviced 25.8 million debit cards (excluding credit card data) of individual clients. This means an increase by 1.3 million cards compared to the same period in 2016. The largest number of cards was issued and serviced by Bank PKO BP - 6.81 million,...
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Share of enterprises' expenditure in total R&D expenditure (2009-2011)
Open Research DataThe countries with the highest share of enterprises in R&D expenditure are: Finåandia (67%), Germany (65.6%) and Slovenia (61.2%). On the opposite pole are Cyprus (11%), Bulgaria (16.9%) and Latvia (24.8%). The average result for the Member States in 2011 was 54.9%. It is worth noting that the countries that significantly increased the ratio of...
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Income tax rates for special activities in Czech Republic
Open Research DataThe standard corporate income tax rate is 19%. Since 2015, the tax rates for special activities have changed as follows: the tax rate for pension funds is 0% (with some exemption); The tax regulations define a new so-called "Basic investment fund" and only that particular fund can benefit from the lower tax rate of 5%. Other mutual funds that do not...
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FTIR in situ - ethylene decomposition on TiO2
Open Research DataThese data contain FTIR spectra recorded in FTIR spectrometer Nicolet iS50 coupled with High Temperature Chamber "The Praying Mantis". These spectra were measured for TiO2 irradiated by UV and under flowing of ethylene gas diluted in air. FTIR spectra were measured in situ during the photocatalytic process of ethylene decomposition. In order to identify...
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Optical Parameters Stability Over Time of Porous Phantoms Mimicking Tissues
Open Research DataOptical phantoms are used to validate optical measurement methods. The stability of their optical parameters over time allows them to be used and stored over long-term periods while maintaining their optical parameters. The aim of the presented research was to investigate the stability of fabricated porous phantoms, which can be used as a lung phantom...
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Calibration images under different lighting conditions - static for feature localisation
Open Research DataDataset description: Calibration images under different lighting conditions - static mode for feature detection
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Interactions of PDA tetramers with the Au surfaces
Open Research DataThis dataset contains electrostatic difference potential (EDP) maps, density of states (DOS) spectra, and adsorption geometries of cyclic tetramers on the Au surface. The real polydopamine was modelled either as the cyclic tetramers in the oxidised (indolequinone, IQ) and reduced (dihydroxyindole, DHI) chemistries with all units being the same - either...
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The scanning spreading resistance microscopy (SSRM) studies of heavy boron-doped diamond oxidation under high-temperature
Open Research DataThe dataset contains the results of scanning spreading resistance microscopy (SSRM) of heavy boron-doped diamond (BDD) electrodes subjected to high-temperature oxidation in a furnace at 600 Celsius. The micrographs reveal the local change of electric properties at certainly crystallographic orientations of BDD grains and at the grain boundaries due...
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The electrochemical response to glassy carbon electrode modification steps towards viral electrochemical immunosensor preparation
Open Research DataThe dataset contains the electrochemical measurements (CV/EIS) carried out for the consecutive steps of the glassy carbon GC electrode functionalization, in separate subfolders, as described. The cyclic voltammetry (CV) was conducted using a Palmsens 4 potentiostat/galvanostat system (Methrom, Autolab, Netherlands) in the standard three-electrode configuration,...
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Determination of sex hormone concentration in wastewater samples.
Open Research DataConcentration levels of five selected steroid hormones in influent and effluent waters from wastewater treatment plant were determined using SPE(C18)-HPLC-ESI/MS/MS method. Sex hormones like: estradiol, estriol, estrone, 17-α-ethynyloestradiol, progesterone were present in all influent wastwater samples.
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The structure of the enterprise sector by size in Poland and the EU-28 in 2017
Open Research DataEnterprises from the SME sector constitute the majority of companies in Poland and in the European Union countries. However, the structure of domestic enterprises in terms of size and industry differs from the EU average. Taking into account the nature of the business in Poland, more companies operate in trade, and lower in services. However, it should...
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Brunauer-Emmett-Teller (BET) surface analysis of titanium dioxide (TiO2) and silicon dioxide (SiO2) used for coating of expanded polystyrene spheres (EPS)
Open Research DataData refer to the results of BET surface area of TiO2 and SiO2 powders used for coating of expanded polystyrene spheres. The detailed measurement and equipment data was described in readme BET.txt file.TiO2 was treated firstly in autoclave at 150 C degrees for 1h, then was further heat treated in Ar at 400 C degrees. As a raw material TiO2 was used,...
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Terrestrial Survey Images - 3D Interior Model - Gdansk Church Pw. Św. Wojciecha - NICON D5300
Open Research DataDataset description: Raw images from photogrammetric survey. Object: Kościół Rzymskokatolicki Pw. Św. WojciechaLocation: Gdansk, Pomerania, PolandDrone type: N/A (terrestrial images)Flight plan: Free plan (walk inside the object)Target Product: 3D Interior ModelDate: 02.04.2022Direct georeferencing: yesMetadata data: no/GPSGCP: NOGCP Quality: N/ACamera...
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Parameters and statistics of models made for selected companies of the Warsaw Stock Exchange
Open Research DataFor the WIG, WIG20 and mWIG40 indices, no day, week or month statistically differs from the average level of the index, which indicates no anomalies. The situation is different only for the index of small companies. In the case of sWIG80, the mean values on Friday, week 5 and 6, and during January, February and June were statistically different at the...
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Share of family enterprises in generating GDP in individual sections 2009
Open Research DataFamily businesses constitute a significant part of the Polish economy and the vast majority of enterprises within the SME sector. They have always existed on the Polish market, but the political situation meant that their real revival is related to the political changes of 1989. These companies are of particular importance in contributing to the formation...
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Linear impedance of as-quenched 40Bi2VO5.5-60SrB4O7 glass measured with impedance spectroscopy method at low temperature region
Open Research DataThe linear electrcial properties of 40Bi2VO5.5-60SrB4O7 glass was measured by impedance spectroscopy method.
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Linear impedance of 50Bi2VO5.5-50SrB4O7 glass measured with impedance spectroscopy method at low temperature region
Open Research DataThe linear electrcial properties of 50Bi2VO5.5-50SrB4O7 glass was measured by impedance spectroscopy method.
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Amplitude-distance spectroscopy in semi-contact mode
Open Research DataSince it was invented by Binnig et al. in 1986, atomic force microscopy (AFM) plays a key role in science and technology at the nanoscale. AFM is a microscopic technique that visualizes the surface topography using the attractive and repulsive forces of interaction between several atoms (in theory) of a blade attached to the end of the probe lever and...
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Organochlorine pesticides and polichlorinated biphenyls concentrations in fresh snowfall or top layer of snow from Hornsund region, Svalbard, in the spring 2019
Open Research DataThe dataset contains concentration of organochlorine persistent organic pollutants in snow samples collected from top layer of snow, which corresponded to fresh snowfall in most cases (except DS location, where these are 20 cm top layer sampled weekly). All snow samples have been collected within one month during spring 2019, in the vicinity of the...
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Very low resolution depth images of 200,000 poses
Open Research DataA dataset represents simulated images of depth sensor seeing a single human pose, performing 200,000 random gestures. The depth images as vectors of pixels are stored with ground truth positions of every relevant joint.