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Search results for: Family firms
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Stochastic intervals for the family of quadratic maps
Open Research DataNumerical analysis of chaotic dynamics is a challenging task. The one-parameter families of logistic maps and closely related quadratic maps f_a(x)=a-x^2 are well-known examples of such dynamical systems. Determining parameter values that yield stochastic-like dynamics is especially difficult, because although this set has positive Lebesgue measure,...
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Epitaph of Ferber family in St. Mary's Church in Gdańsk
Open Research DataThe data set concerns epigraphy. It refers to the epitaph placed in St. Mary’s Church in Gdańsk, that is dedicated to one of the greatest family in Gdańsk – family Ferber, and one of its member – Konstantin Ferber, whose official career was crowned with the function of mayor of city. The epitaph was erected by his brother John Ferber, the juror, councilor...
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Epitaph of Guldenstern family in St. Mary's Church in Gdańsk
Open Research DataThe data set concerns epigraphy. It refers to the epitaph placed in St. Mary’s Church in Gdańsk, that is dedicated to family Guldenstern, very noble family that came to Poland with the king of Sweden and Poland – Sigismund III Vasa, and to representatives of Swedish emigration. Data set contains one general photo of the epitaph, transcription of its...
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Epitaph of Oehm family in St. Mary's Church in Gdańsk
Open Research DataThe data set concerns epigraphy. It refers to the epitaph placed in St. Mary’s Church in Gdańsk, that is dedicated to Öhm family, rather unknown to Gdańsk. The epitaph was erected by two latest representatives of family – John and Andrew. Data set contains one general photo of the epitaph, transcription of its text in Latin, its translation in Polish,...
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Epitaph of Choene-Jaski family in St. Mary's Church in Gdańsk
Open Research DataThe data set concerns epigraphy. It refers to the epitaph placed in St. Mary’s Church in Gdańsk, that is dedicated to family Chöne-Jaski, that came to Poland from Moldavia at the beginning of XVI century and was engaged in trade in amber. Later on, the representatives of the family were in city council as jurors, councilors, judges and city treasurers....
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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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Structural investigations of the LTO:Cu thin films
Open Research DataLithium titanate (Li1+xTi2-xO4) doped with Cu2+ ions was synthesized by sol-gel processing method. The structure was characterized by X-ray Diffraction (XRD). All samples revealed presence of LTO spinel phase. X-ray pattern of undoped LTO was free of any impurities and other crystal phases. Similarly, samples with low amount of copper dopant (x = 0.05...
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Optical transmission of the Niobium thin films
Open Research DataNiobium thin films with a thickness of 200nm were deposited n a Corning glass substrate by magnetron sputtering method. The optical transmission spectra in a visible light range were.recorded. Investigations showed a good optical transmission thru the layers for each samples, annealed at various temperatures. For measurements samples annealed at 500,...
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Luminescence of TeO2:Eu thin films
Open Research DataTellurium dioxide doped by europium thin films were deposited by magnetron sputtering method and simultaneously heated at 200 oC. Presence of Eu ions and their valence states was confirmed by X-ray photoemission spectroscopy measurements. The structure of the films as well as the influence of europium dopant on crystalline structure of the films was...
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SEM images of dewetted gold films
Open Research DataGold nanostructures were prepared on silicon - Si(111) as a substrate. as a result of dewetting process. Thin golds films were deposited using a table-top dc magnetron sputtering coater under pure Ar plasma conditions . The Au target had 99.99% purity, the rate of Au layer deposition was about 0.4 nm·s−1 and the incident power was 32 W. The thickness...
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Optical properties of tellurium dioxide thin films
Open Research DataTeO2 and TeO2 doped by Eu thin films manufactured by magnetron sputtering method were measured by optical spectroscopy. Metallic Te target and Te-Eu mosaic target with diameter of 50.8 mm were sputtered for about 45 min in argon-oxygen atmosphere what resulted in 300 nm film thickness deposition. The pressure in the chamber was below 0.2 Pa and substrate...
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Luminescence properties of TeOx-Eu thin films
Open Research DataThe DataSet contains the emission and excitation spectra of TeOx-Eu 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 europium ions were added, the nitrates were used as a source of rare-earth ions. The...
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Luminescence properties of TeOx-Tb thin films
Open Research DataThe DataSet contains the emission and excitation spectra of TeOx-Tb 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 terbium ions were added, the nitrates were used as a source of rare-earth ions. The...
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Structural analysis of the tellurium dioxide thin films
Open Research DataTeO2 thin films were deposited by magnetron sputtering method. After deposition, amorphous samples were annealed at various temperatures. Influence of annealing temperature on a presence of crystalline phase was investigated.
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Electrical measurements of the dewetting of metal thin films
Open Research DataIn situ observations of dewetting of thin films is very complicated. One of the method, that helps to observe it, could be electrical measurements. For experiments, thin gold, silver and gold-silver nanoalloy films were deposited by magnetron sputtering method. Films were deposited on a Corning glass substrates. Samples were measured by four point method...
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Analysis of the electrical parameters of the LTO thin films
Open Research DataLithium titanate thin films were derived by sol-gel technique. Films with thickness ca. 800 nm were annealed for various time, in a range of 10h-80h at 550 deg. Electrical conductivity in a wide range of temperature was measured.
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Structural investigations of the Al2O3 ultra thin films
Open Research DataUltra-thin layers of Al2O3 were deposited by atomic layer deposition (ALD) (Beneq TFS 200 ALD system). This method provides precise thickness control down to a single atomic layer. The precursors used were trimethylaluminum (Sigma-Aldrich) and purified water. The deposition of the atomic layer was carried out at 200 °C. Samples with a thickness of 2...
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XRD analysis of the tellurium dioxide thin films
Open Research DataTellurium dioxide thin films were deposited by magnetron sputtering method. The XRD analysis of the films annealed at 200, 500, 650 and 700 celsius degree showed appearing of crystalline phase in a higher temeratures.
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Luminescence properties of TeOx-Dy thin films
Open Research DataThe DataSet contains the emission and excitation spectra of TeOx-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 dysprosium ions were added, the nitrates were used as a source of rare-earth ions....
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Chemical investigation of the Al2O3 ultra-thin films
Open Research DataUltra-thin layers of oluminum oxide (Al2O3) were deposited by ALD method. Atomic layer deposition provides precise thickness control down to a single atomic layer. The precursors used were trimethylaluminum (Sigma-Aldrich) and purified water. The deposition of the atomic layer was carried out at 200 °C. Samples with a thickness of 2 and 8 nm of alumina...
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Morphology of the sol-gel derived LTO:Cu films
Open Research DataMorphology of the lithium titanate doped by Cu thin films were investigated by SEM microscope. Films were deposited by spin-coater from sol-gel derived sol. SEM images showed a high porous structure, tipaciall for sol-gel based films. For measurements samples with a various content of Cu were selected.
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Dewetting of silver films detected by XPS method
Open Research DataDewetting of silver thin films was detected by XPS method. Thin metallic films were deposited by magnetron sputtering method. Formation of nanostructures , as a result of thermal annealing, was confirmed by SEM microscope. For comparision three samples were measured. Bulg gold, as-deposited silver film with thickness of 3 nm and nanostructures.
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XRD investigations of the lithium titanate thin films
Open Research DataNanocrystalline thin films with 800 nm thickness were prepared by sol–gel method. To examine the influence of the annealing temperature on as-prepared films crystallization, the coatings were heated at temperature from 500 °C up to 600 °C for 20h. Structure of manufactured thin films was investigated using X-ray diffraction (XRD). The most visible...
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TEM and EDX study of the Al2O3 ultra thin films
Open Research DataThe ultra-thin layers of Al2O3 were deposited on a silicon substrates. The method of atomic layer deposition (Beneq TFS 200 ALD system) was chosen as the proper method of dielectric layer deposition. This method provides precise thickness control down to a single atomic layer. The precursors used were trimethylaluminum (Sigma-Aldrich) and purified water....
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An facile Fortran-95 algorithm to simulate complex instabilities in three-dimensional hyperbolic systems
Open Research DataIt is well know that the simulation of fractional systems is a difficult task from all points of view. In particular, the computer implementation of numerical algorithms to simulate fractional systems of partial differential equations in three dimensions is a hard task which has no been solved satisfactorily. Here, we provide a Fortran-95 code to solve...
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Epitaph of Eggert von Kempen in St. Mary's Church in Gdańsk
Open Research DataThe data set concerns epigraphy. It refers to the epitaph placed in St. Mary’s Church in Gdańsk which is dedicated to Eggert von Kempen, the progenitor of the von Kempen family, a wealthy Gdańsk merchant, alderman and councilor, and to his son John, an alderman and councilor who, due to unsuccessful financial operations, significantly depleted family...
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XRD patterns of V2O5 thin films deposited on silicon substrate
Open Research DataThe DataSet contains the XRD patterns of V2O5 thin films deposited on a silicon substrate. The as-prepared thin films were annealing under an oxidizing atmosphere in the temperature range of 300-600C. The results show that the structure of the films dependent on the annealing temperature.
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XRD patterns of V2O5 thin films deposited on quartz glass
Open Research DataThe DataSet contains the XRD patterns of V2O5 thin films deposited on a quartz glass substrate. The as-prepared thin films were annealing under an oxidizing atmosphere in the temperature range 200-600C. The results show that the structure of the films dependent on the annealing temperature.
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Chemical investigations of the MoO3 doped by K films deposited FTO
Open Research DataMoO3 thin films were synthesized via thermal annealing of thin, metallic Mo films deposited onto the FTO substrate using a magnetron sputtering system. The influence of photointercalation of alkali metal cation (K+) into the MoO3 structure on the photoelectrochemical properties of the molybdenum trioxide films was investigated. The chemical characterisation...
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Substrate characterization in a electrochemically derived Manganium-Cobaltium thin films
Open Research DataManganium-Cobaltium thin films were electrochemically deposited on a Ni foams subsrates in a one-step process at −1.1 V vs. Ag/AgCl in an aqueous solution of differently concentrated Mn(NO3)2·4H2O and Co(NO3)2·6H2O with the deposition time limited by charges of 60, 120, and 200 mC at 25 °C. The concentration ratios of Mn(NO3)2·4H2O to Co(NO3)2·6H2O...
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Optical measurements of LTO:Cu sol-gel derived thin films
Open Research DataLithium titanate doped by copper thin films were manufactured by chemical, sol-gel method. Flms were deposited on a Corning glass substrated by spin coater. To calculated optical band gap and other optcal parameters, UV-VIS spectroscopy measurements were performed. For measurements selected samples with various content of Cu.
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Impedance spectroscopy of the lithium titanate doped by copper thin films
Open Research DataLithium titanate doped by copper thin films were derived by sol-gel method. Prepared gel was deposited by spin-coating technique. Samples with various content of Cu were measured by impedance spectroscopy method in a wide range of temperature, from -120 up to 150 deg.
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The AFM micrographs of vanadium oxides thin films obtained at 800°C
Open Research DataThe DataSet contains the atomic force microscope images of the surface of vanadium oxide thin films. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The sol was deposited on a silicon substrate and vanadium thin films were obtained by annealing as-prepared films at...
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The AFM micrographs of vanadium oxides thin films obtained at 1200°C
Open Research DataThe DataSet contains the atomic force microscope images of the surface of vanadium oxide thin films. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The sol was deposited on quartz glass and silicon substrate and vanadium thin films were obtained by annealing as-prepared...
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SEM micrographs of morphology evolution of V2O5 thin films on quartz glass
Open Research DataThe DataSet contains the scanning electron microscopy (SEM) micrographs of V2O5 thin films deposited on a quartz glass substrate. The as-prepared thin films were annealing under an oxidizing atmosphere in the temperature range 200-600C. The results show that the morphology of the films dependent on the annealing temperature.
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The AFM micrographs of vanadium oxides thin films obtained at 400°C
Open Research DataThe DataSet contains the atomic force microscope images of the surface of vanadium oxide thin films. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The sol was deposited on quartz glass and silicon substrate and vanadium thin films were obtained by annealing as-prepared...
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The AFM micrographs of vanadium oxides thin films obtained at 600°C
Open Research DataThe DataSet contains the atomic force microscope images of the surface of vanadium oxide thin films. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The sol was deposited on quartz glass and silicon substrate and vanadium thin films were obtained by annealing as-prepared...
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Structure and optical measurements of Eu doped tellurium oxide thin films
Open Research DataThin films were deposited by magnetron sputtering method and simultaneously heated at 200 oC. Presence of Eu ions and their valence states was confirmed by X-ray photoemission spectroscopy measurements. The structure of the films as well as the influence of europium dopant on crystalline structure of the films was examined by X-ray diffraction method. ...
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The AFM micrographs of of vanadium oxides thin films obtained at 300°C
Open Research DataThe DataSet contains the atomic force microscope images of the surface of vanadium oxide thin films. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The sol was deposited on quartz glass and silicon substrate and vanadium thin films were obtained by annealing as-prepared...
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The AFM micrographs of vanadium oxide thin films obtained at 100°C
Open Research DataThe DataSet contains the atomic force microscope images of the surface of vanadium oxide thin films. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The sol was deposited on quartz glass and silicon substrate and vanadium thin films were obtained by annealing as-prepared...
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The AFM micrographs of vanadium oxides thin films obtained at 150°C
Open Research DataThe DataSet contains the atomic force microscope images of the surface of vanadium oxide thin films. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The sol was deposited on quartz glass and silicon substrate and vanadium thin films were obtained by annealing as-prepared...
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The AFM micrographs of vanadium oxides thin films obtained at 200°C
Open Research DataThe DataSet contains the atomic force microscope images of the surface of vanadium oxide thin films. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The sol was deposited on quartz glass and silicon substrate and vanadium thin films were obtained by annealing as-prepared...
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SEM micrographs of morphology evolution of V2O5 thin films on silicon substrate
Open Research DataThe DataSet contains the scanning electron microscopy (SEM) micrographs of V2O5 thin films deposited on a silicon substrate. The as-prepared thin films were annealing under an oxidizing atmosphere in the temperature range 250-600C. The results show that the morphology of the films dependent on the annealing temperature.
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The AFM micrographs of vanadium oxides thin films obtained at 450°C
Open Research DataThe DataSet contains the atomic force microscope images of the surface of vanadium oxide thin films. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The sol was deposited on quartz glass and silicon substrate and vanadium thin films were obtained by annealing as-prepared...
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Optical measurements of lithium titanate sol-gel derived thin films
Open Research DataNanocrystalline thin films with 800 nm thickness were prepared by sol–gel method. To examine the influence of the annealing time on as-prepared films crystallization, the coatings were heated at 550 °C for 10, 20 and 80 h. On the basis of transmission characteristic optical properties were calculated. It was found that transmission through the thin...
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Graphene oxide thin films deposited on a PCB board - chemical analysis
Open Research DataGraphene oxides based films were measured by X-ray photoemission spectroscopy (XPS) method. TheXPS measurements were carried out with the Omicron NanoTechnology UHV equipment. The hemispherical spectrophotometer was equipped with a 128-channel collector. The XPS measurements were performed at room temperature at a pressure below 1.1 × 10−8 mBar. The...
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XRD patterns of VO2 and V2O3 thin films obtained at 500°C
Open Research DataThe DataSet contains the XRD patterns of VO2 and V2O3 thin films obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The thin films with different thicknesses (3-9 AsP layers) were deposited on a silicon substrate and were annealing at 500°C under an argon atmosphere.
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Luminescence properties of TeOx thin films annealing under an oxidizing atmosphere
Open Research DataThe DataSet contains the emission and excitation spectra of TeOx 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. The sol was obtained by vigorously stirring precursor solution at 50°C for 2h, then the temperature was raised...
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XRD patterns of VO2 and V2O3 thin films obtained at 700°C
Open Research DataThe DataSet contains the XRD patterns of VO2 and V2O3 thin films obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The thin films with different thicknesses (5-9 AsP layers) were deposited on a silicon substrate and were annealing at 700°C under an argon atmosphere.
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XRD data of (Cr,Fe,Mn,Co,Ni)3O4 High-entropy spinel oxide thin films deposited on amorphous SiO2 substrate by spray pyrolysis techniqe, annealed in a range from 400 to 900oC
Open Research DataDataset include collected XRD data of (Cr,Fe,Mn,Co,Ni)3O4 high-entropy spinel oxide thin films deposited by spray pyrolysis technique on amorphous SiO2 substrates and annealed from 400 to 900oC. Samples were prepared in the form of a ~ 500 nm thin film utilising a facile spray pyrolysis technique. The structural and electrical properties of the layers...