Search results for: time-frequency analysis

Search results for: time-frequency analysis

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Time frequency representation of Doppler boold flow recordings
Open Research Data
open access
- T. Kocejko
Vital signals registration plays a grate role in biomedical engineering and education process. Well acquired data allow future engineers to observe certain physical phenomenons as well learn how to correctly process and interpret the data. This data set was designed for students to learn about Doppler phenomena and to demonstrate correctly and incorrectly...
The time-varying low-frequency magnetic-field emitted from the ship’s inverter-fed induction motor
Open Research Data
open access
- B. Pałczyńska
- J. Wyszkowski
The dataset contains the magnetic field measurement results that are part of a comprehensive study on the assessment of the magnetic field emissions onboard of the research-training vessel. The measurements were carried out, nearby the bow thruster motor fed from the inverter, during maneuvering and the sea voyage. The bow thruster is assembled in the...
Wear in siding friction tests. Ring-on-ring contact. Sintered alumina ceramics (98%). Paraffin oil lubrication. Specim. sets #20-#21, #22-#23, #24-#25, #26-#27, #28-#29,#30 - #31. Run time: 0-4h. High frequency burst recording.
Open Research Data
open access
- J. Łubiński
- T. Łubiński dr inż.
- K. Druet
- series: Wear in siding friction tests. Ring-on-ring contact. Sintered alumina ceramics (98%). Paraffin oil lubrication.
Wear in sliding friction tests in ring-on-ring contact. Sintered alumina ceramics (98%) in self-mated contact. Lubrication: paraffin oil. Sliding velocity: 0.2 m/s. Mean contact stress: 10 MPa. Test rig: PT-3 Tribometer. High frequency burst recording.Running time: 0 - 4h.Specimen sets:Specim. sets (# [upper, rotating] - #[lower, non-rotating]):#20-#21,...
The Mott-Schottky characteristics of microwave pulsed-plasma polymerized allylamine by DEIS analysis
Open Research Data
open access
- J. Ryl
The dataset contains the results obtained for the Mott-Schottky analysis of the microwave pulsed-plasma polymerized allylamine using the multifrequency perturbation signal with Dynamic Electrochemical Impedance Spectroscopy (DEIS) technique. The results were obtained using the perturbation composed of the elementary signals with a frequency range between...
The power spectral density of audible noise and electric disturbances in ship’s electrical drive systems with frequency converters
Open Research Data
open access
- B. Pałczyńska
The presented dataset is part of research focusing on the impact of the ship's electrical drive systems with frequency converters on vibrations and the level of audible noise on ships.
Simulation of signal acquisition from a rotary flowmeter
Open Research Data
open access
- D. Świsulski
The dataset contains results of simulation measuring the flow of homogeneous substances by rotational flow meter: a moment of impulse at the output of flow meter, time between successive pulses, number of pulses counted from standard generator and relative error of measurement.
The statistic properties of rms voltage and frequency in the ship's electrical power system
Open Research Data
open access
- B. Pałczyńska
The dataset is a part of the research results on the quality of supply voltage on bus bars of the main switchboard of the ship's electrical power system in different states of ship exploitation. The attached dataset contains the results of a statistical analysis of rms voltage and frequency in the ship's electrical power system. The following statistical...
Experimental investigation of the weight averaging of pulse frequency modulated sensor output signal
Open Research Data
open access
- E. Pawłowski
- D. Świsulski
- M. Dorozhovets
The research aims to practically verify the results of theoretical analysis and simulations of the efficiency of weight averaging of pulse frequency modulated signal. For this purpose, a suitable test stand was built, and the control software in the LabVIEW environment was prepared. Then, a series of experiments were carried out to process and analyze...
The harmonic distortion of voltage waveforms in the ship's electrical power system
Open Research Data
open access
- B. Pałczyńska
The dataset is a part of the research results on the quality of supply voltage on bus bars of the ship's electrical power system's main switchboard in different states of ship exploitation. The attached dataset contains the results of a harmonic distortion analysis expressed by the total harmonic distortion (THD) coefficient of voltage waveforms recorded...
The short-term flicker severity level measured in the industrial power system supplying the rolling mill motors
Open Research Data
open access
- B. Pałczyńska
- series: The flicker measurement in the industrial power system supplying the rolling mill motors
The dataset presents a short-term flicker severity level measured on the bus bars of the main switchgear of the industrial power network for the supply of rolling mills. The data were obtained during an experiment whose purpose was to determine a level of short-term and long-term flicker caused by voltage fluctuations. In the virtual application of...
Wave propagation signals in concrete beams under 3-point bending
Open Research Data
embargo
The DataSet contains the results of the mechanical behaviour of a concrete beams with dimensions 40 x 40 x 160 cm3under the 3-point bending. The beams were made of concrete with the following ingredients: CEM I 42.5R (450 kg/m3), water (177 kg/m3), sand 0-2 (675 kg/m3) and gravel 2-8 (675 kg/m3). The bending test was performed using a Zwick/Roell Z10...
Ultrasonic wave propagation and digital image correlation measurements of steel bars under 3-point bending
Open Research Data
open access
- M. Rucka
- E. Wojtczak
- A. Ścięgaj
The DataSet contains the results of the mechanical behaviour of a bar under a 3-point bending test. The bar was made of steel and had a cross-section of 5.96 × 5.96 mm2 and a length of 200 mm. The three-point bending test was performed using a Zwick/Roell Z10 universal testing machine (UTM), with a distance between supports of 12 cm. The parameters...
A cumulative probability function of instantaneous flicker sensation values measured in the industrial power system supplying the rolling mill motors
Open Research Data
open access
- B. Pałczyńska
- series: The flicker measurement in the industrial power system supplying the rolling mill motors
The dataset presents a cumulative probability function CPF of the instantaneous flicker sensation level measured on the bus bars of the main switchgear of the industrial power network for the supply of rolling mills. The data were obtained during an experiment whose purpose was to determine a level of short-term and long-term flicker caused by voltage...
Ultrasonic wave propagation, digital image correlation and X-ray micro-computed tomography measurements of concrete during splitting (cube #3)
Open Research Data
open access
The DataSet contains the results of the mechanical behaviour of a concrete cube under the splitting test. The cube had dimensions 70 x 70 x 70 cm3 and was made of concrete with the following ingredients: cement type CEM I 42.5R (330 kg/m3), water (165 kg/m3), aggregate 0/2 mm (710 kg/m3), aggregate 2/8 mm (664 kg/m3), aggregate 8/16 mm (500 kg/m3),...
Ultrasonic wave propagation, digital image correlation and X-ray micro-computed tomography measurements of concrete during splitting (cube #1)
Open Research Data
open access
The DataSet contains the results of the mechanical behaviour of a concrete cube under the splitting test. The cube had dimensions 70 x 70 x 70 cm3 and was made of concrete with the following ingredients: cement type CEM I 42.5R (330 kg/m3), water (165 kg/m3), aggregate 0/2 mm (710 kg/m3), aggregate 2/8 mm (664 kg/m3), aggregate 8/16 mm (500 kg/m3),...
Ultrasonic wave propagation, digital image correlation and X-ray micro-computed tomography measurements of concrete during splitting (cube #4)
Open Research Data
open access
The DataSet contains the results of the mechanical behaviour of a concrete cube under the splitting test. The cube had dimensions 70 x 70 x 70 cm3 and was made of concrete with the following ingredients: cement type CEM I 42.5R (330 kg/m3), water (165 kg/m3), aggregate 0/2 mm (710 kg/m3), aggregate 2/8 mm (664 kg/m3), aggregate 8/16 mm (500 kg/m3),...
Ultrasonic wave propagation, digital image correlation and X-ray micro-computed tomography measurements of concrete during splitting (cube #2)
Open Research Data
open access
The DataSet contains the results of the mechanical behaviour of a concrete cube under the splitting test. The cube had dimensions 70 x 70 x 70 cm3 and was made of concrete with the following ingredients: cement type CEM I 42.5R (330 kg/m3), water (165 kg/m3), aggregate 0/2 mm (710 kg/m3), aggregate 2/8 mm (664 kg/m3), aggregate 8/16 mm (500 kg/m3),...
SYNAT Music Genre Parameters PCA 19
Open Research Data
open access
The 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...
SYNAT_PCA_48
Open Research Data
open access
There 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...
SYNAT_PCA_11
Open Research Data
open access
The 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...
SYNAT_MUSIC_GENRE_FV_173
Open Research Data
open access
This is the original dataset containing 51582 music tracks (22 music genres) and 173 element-feature vector [1-6,9]. A collection of more than 50000 music excerpts described with a set of descriptors obtained through the analysis of 30-second mp3 recordings was gathered in a database called SYNAT. The SYNAT database was realized by the Gdansk University...
The low-frequency magnetic field emissions on-board of the vessel
Open Research Data
open access
- B. Pałczyńska
The data represents measurement results performed on board of the vessel. The acquired time-waveforms, corresponding to the instantaneous values of the magnetic field (MF) induction were acquired near the cable supplying the bow thruster motor. Data recording of the magnetic field density (MFD) emissions was carried out with a/d converters of the data...
Simulation of the weight averaging of pulse frequency modulated sensor output signal
Open Research Data
open access
- M. Dorozhovets
- E. Pawłowski
- D. Świsulski
The aim of the research is investigation of the efficiency of weight averaging of pulse frequency modulated signal. It was shown that from the point of view of the reduction of the sampling error the best are polynomial weighing functions, for which the maximum of this component error decreases proportionally to the appropriate power of the number of...
Audible noise in ship’s electrical drive systems with frequency converters
Open Research Data
open access
- B. Pałczyńska
- J. Wyszkowski
The presented dataset is part of research focusing on the impact of the ship's electrical drive systems with frequency converters on vibrations and the level of audible noise on ships.
Low frequency nois of supecapacitor
Open Research Data
open access
- A. Szewczyk
Dataset contains results of low frequency noise observation during discharge of commercially available supercapacitor, type DRL 2.7V 10F, with a nominal capacitance 10 F and a nominal voltage 2.7 V. Supercapacitor was charged to various voltages and discharged through a resistor. In the experiment the 50 Ohm and 200 Ohm resistors were used. The supercapacitor...
Low frequency nois of supecapacitor
Open Research Data
open access
- A. Szewczyk
Dataset contains noise measurement results on prototype electrochemical double layer capacitor. The measurement procedure is described in https://dx.doi.org/10.1515/mms-2017-0059.
Measurements of the fundamental harmonic frequency of voltages on main bars in a ship power station
Open Research Data
open access
- R. Maśnicki
- D. Hallmann
- J. Mindykowski
- T. Tarasiuk
- M. Górniak
- B. Pałczyńska
The presented dataset is part of research focusing on the assessment of metrological properties of the instrument, Estimator/Analyzer (E/A v.2), developed and made at the Faculty of Electrical Engineering, Department of Marine Electrical Power Engineering of Gdynia Maritime University. The attached dataset contains processed data, expressing the fundamental...
Sensory analysis of confectionery products.
Open Research Data
open access
The data set presents the results of the sensory analysis of confectionery products, which was carried out by the sensory profiling analysis method based on the PN-ISO 11035: 1999 standard – “Sensory analysis - Identification and selection of descriptors for determining the sensory profile using multivariate methods”. The method was used to evaluate...
Analysis of induction of DNA DSBs on telomeres in A549 cells
Open Research Data
open access
- N. Maciejewska
- series: Confocal microscopy
Data consist of an analysis of DNA DSBs on telomeres. A549 were treated with compounds (TXT4, MTX, DMSO) at IC90 concentration for the indicated time. Images were acquired with an LSM 800 inverted laser scanning confocal microscope (Carl Zeiss; Dresden, Germany) equipped with an Airyscan detector using a ×63 1.4 NA Plan Apochromat objective (Carl Zeiss)....
XPS analysis of TBBO glass
Open Research Data
open access
- M. Łapiński
Glasses and glass-ceramics with nominal composition 73 TeO2– 4BaO– 3Bi2O3–18SrF2-2RE2O3 (where RE = Eu, Dy) have been synthesized by conventional melt-quenching technique and subsequent heat treatment at 370 °C for 24 h in air atmosphere. Various Eu3+ to Dy3+ molar ratio have been applied to investigate luminescence properties in both glass and glass-ceramic...
The AC motor voltage and audible noise waveforms in ship’s electrical drive systems with frequency converters
Open Research Data
open access
- B. Pałczyńska
- J. Wyszkowski
The presented dataset is part of research focusing on the impact of the ship's electrical drive systems with frequency converters on vibrations and the level of audible noise on ships.
Analysis of cell cycle distribution
Open Research Data
open access
- N. Maciejewska
The dataset comprehensively details the distribution of A549, H226, and H460 cell lines in various cell cycle phases following treatment with the IC90 concentration of selected anthraquinones. The analysis was performed using the Flowing Software 2.
Time series of Doppler blood flow recordings
Open Research Data
open access
- T. Kocejko
Vital signals registration plays a grate role in biomedical engineering and education process. Well acquired data allow future engineers to observe certain physical phenomenons as well learn how to correctly process and interpret the data. This data set was designed for students to learn about Doppler phenomena and to demonstrate correctly and incorrectly...
Sensory analysis of bread samples with the addition of beetroot
Open Research Data
open access
- S. Mania
- R. Tylingo
- A. Sommer
- J. Ryl
The data set presents the results of the sensory analysis of bread samples with the addition of beetroot, which was carried out by the sensory profiling analysis method based on the PN-ISO 11035: 1999 standard – “Sensory analysis - Identification and selection of descriptors for determining the sensory profile using multivariate methods”. The method...
Sieve analysis of natural and magnetite aggregate
Open Research Data
open access
- P. Sikora
- M. Techman
Sieve analysis of natural river sand and magnetite aggregate used for concrete production
Rain Gardens GC_MS analysis dataset
Open Research Data
open access
- M. Kasprzyk
This dataset contains the results of samples analysis (no-target analysis: scan mode) using gas chromatography coupled with mass spectrometry GC–MS (GC-2030 NEXIS MS, Shimadzu, Japan or Thermo Scientific, Waltham, USA).
Frequency of neoplasia in the baltic clam Limecola balthica from the Gulf of Gdańsk between 1999-2002
Open Research Data
open access
- K. Smolarz
The presented dataset contains data describing the frequency of neoplasia in one of the most common bivalve species inhabiting the Baltic Sea, the baltic clam Limecola balthica. The frequency of neoplasia was assessed at various locations of the Gulf of Gdańsk between years 1999 - 2002. The dataset contains information describing the sampling areas...
Analysis of the instantaneous power signal for bearing diagnostics -bearing damaged
Open Research Data
open access
- A. Dzwonkowski
- D. Świsulski
The attached dataset contains the measurement results of the instantaneous values of current and voltage, recorded during the diagnostics of a damaged bearing. Bearing diagnostics can be carried out based on the method, which relies on the measurement and analysis of the variability of the signal instantaneous power, defined as the product of instantaneous...
Analysis of the instantaneous power signal for bearing diagnostics - bearing undamaged
Open Research Data
open access
- A. Dzwonkowski
- D. Świsulski
The attached dataset contains the measurement results of the instantaneous values of current and voltage, recorded during the diagnostics of an undamaged bearing. Bearing diagnostics can be carried out based on the method, which relies on the measurement and analysis of the variability of the signal instantaneous power, defined as the product of instantaneous...
Chemical composition analysis of the LSNO ceramics
Open Research Data
open access
- M. Łapiński
The chemical composition of a series of La-Sb-Nb-O ceramics manufactured by the solid-phase reaction method was analyzed. The samples with a various antimony content were measured by XPS method (OmicronNanotechnology UHV system). Analysis confirmed presence of elements: La, Sb, Nb.
Rain Gardens LC_MS/MS analysis dataset
Open Research Data
open access
- M. Kasprzyk
This dataset contains the results of samples analysis (target analysis with certified reference materials) using ultra-high performance liquid chromatography tandem mass spectrometry (UHPLC-MS/MS, Shimadzu, Japan).
The radiated immunity test of an astable multivibrator in the frequency range from 100 MHz to 300 MHz
Open Research Data
open access
- P. Ławniczak
- B. Pałczyńska
- series: Radiated immunity measurements of electronic devices in a GTEM cell
The dataset presents a result of measurements that are a part of electromagnetic field immunity tests. The radiated, radio frequency, immunity tests were carried out for a typical astable electronic multivibrator. Tests of immunity of electronic systems to radiated radio frequency (RF) disturbances in the frequency range from 100 MHz to 300 MHz were...
XPS analysis of strontium titanate ceramics
Open Research Data
open access
- M. Łapiński
The chemical composition of the strontium titanite doped with yttrium and iron ceramic samples was investigated. Samples of Y0.07Sr0.93Ti0.8Fe0.2 were prepared by solid phase reaction and sintered for 24 and 48 hours. Chemical composition was measured by UHV OmicronNanotechnology XPS system. The analysis confirmed the chemical composition of the ceramics...
XRD analysis of the tellurium dioxide thin films
Open Research Data
open access
- M. Łapiński
Tellurium 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.
Raman spectroscopy analysis of poly(lactic acid)-carbon black composite treated by femtosecond laser
Open Research Data
open access
- M. Cieślik
- M. Sawczak
- R. Jendrzejewski
- J. Celej
- W. Nogala
- J. Ryl
- series: Additive manufacturing technology of electroactive three-dimensional structures from diamond reinforced polylactide composites
The dataset contains the Raman spectroscopy measurements of commercially available carbon black-filled poly(lactic acid) 3D printed electrodes after femtosecond laser ablation. These results were utilized in the manuscript published in Electrochimica Acta: 10.1016/j.electacta.2022.140288
Case Study NEB Atlas / part II - Autodesk Forma analysis / BedZED, London
Open Research Data
embargo
- J. Martyniuk-Pęczek
- M. Kamal
- I. Sujatmiko
The data presents the results of work on the analysis of contemporary neighbourhoods. The aim of this part of the research was to analysis housing estates already existed in various cities in Europe. The analyses ware done in real time with AI and powered for key factors such as sun hours, daylight potential, noise, wind, and microclimate. These data...
Rain Gardens SW particle size analysis dataset
Open Research Data
open access
- M. Kasprzyk
This dataset contains the results of laser diffraction particle size analysis of storm water runoff and storm water quality in rain garden units. Samples were collected from 4 different rain gardens in Gdansk, Poland.
Phylogenetic analysis of Oncidieae subtribe - matK plastid region
Open Research Data
open access
- P. Krajewski
The dataset contains alignment and consensus matrix files, and results of phylogenetic analysis of plastid matK region from 186 orchid species considered to belong Oncidieae subtribe. Sequences were assessed from NCBI GeneBank (list of all records with identifiers in the separate file)
The analysis of the expression of hTERT in anthraquinone-treated NSCLC cells
Open Research Data
open access
- N. Maciejewska
The datasets showcase an analysis of hTERT relative gene expression in NSCLC cells treated with anthraquinone, quantified as fold change compared to DMSO-treated control cells, using the comparative CT method.
A Fortran-95 algorithm to solve the three-dimensional Higgs boson equation in the de Sitter space-time
Open Research Data
open access
- J. Macias-Diaz
- G. Graff
A numerically efficient finite-difference technique for the solution of a fractional extension of the Higgs boson equation in the de Sitter space-time is designed. The model under investigation is a multidimensional equation with Riesz fractional derivatives of orders in (0,1)U(1,2], which considers a generalized potential and a time-dependent diffusion...
The surface of the sensor used in the analysis of odorous substances
Open Research Data
open access
- A. Zieliński
- J. Ryl
- series: Scanning Probe Microscopies data
Human industrial activity usually leads to smaller or larger interference with the ecosystem, contributing to changes affecting the quality of life. An example may be the emission of gaseous substances, not necessarily toxic, but due to their intense smell, they can cause discomfort to people exposed to their inhalation. The problem is so important...
Phylogenetic trees of genus Oncidium Sw. based on analysis of DNA sequences
Open Research Data
version 1.3 open access
- P. Krajewski
- series: Oncidium Sw. taxonomy
Genus Oncidium Sw. is widely regarded as a polyphiletic, and the taxonomic boundaries between him and such genera as Odontoglossum Kunth. or Miltonia Lindley remain blurred. The goal of the study was to determine the phylogenetic relationships within the genus Oncidium s.lato based on the DNA sequences analysis. The correlation between molecular data...
Case Study NEB Atlas / part II - Autodesk Forma analysis / Brunnshög district in Lund, Sweden
Open Research Data
embargo
- J. Martyniuk-Pęczek
- M. Kamal
- I. Sujatmiko
The data presents the results of work on the analysis of contemporary neighbourhoods. The aim of this part of the research was to analysis housing estates already existed in various cities in Europe. The analyses ware done in real time with AI and powered for key factors such as sun hours, daylight potential, noise, wind, and microclimate. These data...
ArchBGal32cB 441Glu mutein gene analysis dataset
Open Research Data
open access
- H. Cieśliński
- M. Wanarska
- A. Bujacz
- M. Rutkiewicz
- A. Wierzbicka-Woś
- K. Kozłowska-Tylingo
Analysis of the electrical parameters of the LTO thin films
Open Research Data
open access
- M. Łapiński
Lithium 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.
CFD analysis of a flow in commutation window in PWK pump
Open Research Data
open access
- P. Patrosz
- L. Osiecki
The included data is a result of CFD analysis of a flow in a commutation window in PWK pump. The results were obtained for different pressures, viscosities and geometrical parameters of the gap. All the rows and columns have descriptions similar as in PhD Thesis: "Kompensacja skoków ciśnienia w pompie tłoczkowej o zmiennej wydajności z rozrządem krzywkowym",...
Killing kinetics analysis of C-1311 derivative with octaarginine (Compound 1-R8) against Candida albicans
Open Research Data
open access
- K. Rząd
- D. Neubauer
- I. Gabriel
- E. Paluszkiewicz
- K. Kozłowska-Tylingo
- W. Kamysz
- series: C-1305, C-1311
The datasets contain the results of killing kinetics analysis of imidazoacridinone derivative and fluconazole against C. albicans ATCC 10231. The suspensions of Candida albicans ATCC 10231 cells (500 µL) in RPMI 1640 at cell density of 104 cells /mL were added to 500 µL of RPMI 1640 medium with various concentrations of the compounds, corresponding...
Thermogravimetric analysis (TGA ) and derivative thermogravimetry (DTG) results for potassium citrate
Open Research Data
open access
- X. Chen
These data contains thermogravimetric analysis (TGA ) and derivative thermogravimetry (DTG) results for thermal decomposition of potassium citrate.
Case Study NEB Atlas / part II - Autodesk Forma analysis / Oceanhamnen, Helsingborg, Sweden
Open Research Data
embargo
- J. Martyniuk-Pęczek
- I. Sujatmiko
- M. Kamal
The data present the results of the work on the analysis of modern settlements. The goal of this part of the research was to analyze housing estates already in place in various European cities. Analyses were performed in real time using artificial intelligence, and responses were searched for sun hours, daylight potential, noise, wind, and microclimate....
Phylogenetic analysis of Oncidieae subtribe - ITS1-5,8S-ITS2
Open Research Data
open access
- P. Krajewski
The dataset contains alignment and consensus matrix files, and results of phylogenetic analysis of ITS1- 5,8S-ITS2 region from 186 orchid species considered to belong Oncidieae subtribe. Sequences were assessed from NCBI GeneBank (list of all records with identifiers in the separate file)
Case Study NEB Atlas / part II - Autodesk Forma analysis / ZAC de Bonne, Grenoble, France
Open Research Data
embargo
- J. Martyniuk-Pęczek
- M. Kamal
- I. Sujatmiko
The data presents the results of work on the analysis of contemporary neighbourhoods. The aim of this part of the research was to analysis housing estates already existed in various cities in Europe. The analyses ware done in real time with AI and powered for key factors such as sun hours, daylight potential, noise, wind, and microclimate. These data...
Database of the convergence analysis results of the nonstandard approximation of the generalized Burgers–Huxley equation for the solution bounded within [0,1].
Open Research Data
open access
- A. Szafrańska
- J. Macias-Diaz
- G. Graff
The presented dataset is a result of the convergence analysis of the Mickens-type, nonlinear, finite-difference discretization of a generalized Burgers–Huxley partial differential equation.
Chemical analysis of the Au-Ag nanoaloys
Open Research Data
open access
- M. Łapiński
The nanostructures of AuAg nanoalloys were prepared by sequential sputtering of gold and silver thin films. Single layer thickness was usually 2.8 nm were deosted by magnetron sputtering method in a Ar plasma. As deposited layers were annealed in Ar atmosphere at 550 degress for 15 minutes. For XPS measurements five samples were selected: pure gold...
Optical Parameters Stability Over Time of Porous Phantoms Mimicking Tissues
Open Research Data
open access
- P. Listewnik
- M. Ronowska
- M. Szczerska
Optical 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...
Wind speed, wind direction and solar radiation datasets; wind and solar energy resources analysis
Open Research Data
open access
Dataset 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,...
Case Study NEB Atlas / part II - Autodesk Forma analysis / Garnizon district in Gdansk, Poland
Open Research Data
embargo
- J. Martyniuk-Pęczek
- M. Kamal
- I. Sujatmiko
The data present the results of the work on the analysis of modern settlements. The goal of this part of the research was to analyze housing estates already in place in various European cities. Analyses were performed in real time using artificial intelligence, and responses were searched for sun hours, daylight potential, noise, wind, and microclimate....
Case Study NEB Atlas / part II - Autodesk Forma analysis / Seestadt Aspern, Vienna, Austria
Open Research Data
embargo
- J. Martyniuk-Pęczek
- I. Sujatmiko
- M. Kamal
The data present the results of the work on the analysis of modern settlements. The goal of this part of the research was to analyze housing estates already in place in various European cities. Analyses were performed in real time using artificial intelligence, and responses were searched for sun hours, daylight potential, noise, wind, and microclimate....
Case Study NEB Atlas / part II - Autodesk Forma analysis / Västra Hamnen, Malmö, Sweden.
Open Research Data
embargo
- J. Martyniuk-Pęczek
- I. Sujatmiko
- M. Kamal
The data present the results of the work on the analysis of modern settlements. The goal of this part of the research was to analyze housing estates already in place in various European cities. Analyses were performed in real time using artificial intelligence, and responses were searched for sun hours, daylight potential, noise, wind, and microclimate....
Case Study NEB Atlas / part II - Autodesk Forma analysis / Hammarby-Sjöstad, Stockholm, Sweden.
Open Research Data
embargo
- J. Martyniuk-Pęczek
- M. Kamal
- I. Sujatmiko
The data present the results of the work on the analysis of modern settlements. The goal of this part of the research was to analyze housing estates already in place in various European cities. Analyses were performed in real time using artificial intelligence, and responses were searched for sun hours, daylight potential, noise, wind, and microclimate....
Case Study NEB Atlas / part II - Autodesk Forma analysis / Pilestredet Park, Oslo, Norway.
Open Research Data
embargo
- J. Martyniuk-Pęczek
- I. Sujatmiko
- M. Kamal
The data present the results of the work on the analysis of modern settlements. The goal of this part of the research was to analyze housing estates already in place in various European cities. Analyses were performed in real time using artificial intelligence, and responses were searched for sun hours, daylight potential, noise, wind, and microclimate....
Case Study NEB Atlas / part II - Autodesk Forma analysis / King’s Cross, London, UK.
Open Research Data
embargo
- J. Martyniuk-Pęczek
- I. Sujatmiko
- M. Kamal
The data present the results of the work on the analysis of modern settlements. The goal of this part of the research was to analyze housing estates already in place in various European cities. Analyses were performed in real time using artificial intelligence, and responses were searched for sun hours, daylight potential, noise, wind, and microclimate....
Frequency Response Functions for Sandvik CoroBore 825 XL boring tool, 733 mm
Open Research Data
open access
Frequency Response Functions (FRF) obtained for Sandvik CoroBore® 825 XL mounted at WHN 13-15 TOS VARNSDORF CNC machine at the minimum extension of the spindle adaptor. Tool set to bore a hole with a diameter 733mm
Oxygen partial pressure and temperature dependence of low frequency capacitance of symmetrical porous Sr0.86Ti0.65Fe0.35O3 electrode on CGO substrate
Open Research Data
open access
- A. Mroziński
- series: Electrochemical properties of porous Sr0.86Ti0.65Fe0.35O3 oxygen electrodes
This dataset contains values of low frequency capacitance at different temperatures (800 °C, 750 °C, 700 °C, 650 °C and 600 °C) and oxygen partial pressures (20%, 10%, 5%, 1%, 0.1% and 0.01% pO2) of symmetrical Sr0.86Ti0.65Fe0.35O3 electrode sintered at 1000 °C. This values were obtained by fitting each measured impedance spectra by electrical equivalent...
Oxygen partial pressure and temperature dependence of middle frequency capacitance of symmetrical porous Sr0.86Ti0.65Fe0.35O3 electrode on CGO substrate
Open Research Data
open access
- A. Mroziński
- series: Electrochemical properties of porous Sr0.86Ti0.65Fe0.35O3 oxygen electrodes
This dataset contains values of middle frequency capacitance at different temperatures (800 °C, 750 °C, 700 °C, 650 °C and 600 °C) and oxygen partial pressures (20%, 10%, 5%, 1%, 0.1% and 0.01% pO2) of symmetrical Sr0.86Ti0.65Fe0.35O3 electrode sintered at 1000 °C. This values were obtained by fitting each measured impedance spectra by electrical equivalent...
Oxygen partial pressure and temperature dependence of low frequency resistance of symmetrical porous Sr0.86Ti0.65Fe0.35O3 electrode on CGO substrate
Open Research Data
open access
- A. Mroziński
- series: Electrochemical properties of porous Sr0.86Ti0.65Fe0.35O3 oxygen electrodes
This dataset contains values of low frequency resistance at different temperatures (800 °C, 750 °C, 700 °C, 650 °C and 600 °C) and oxygen partial pressures (20%, 10%, 5%, 1%, 0.1% and 0.01% pO2) of symmetrical Sr0.86Ti0.65Fe0.35O3 electrode sintered at 1000 °C. This values were obtained by fitting each measured impedance spectra by electrical equivalent...
Oxygen partial pressure and temperature dependence of middle frequency resistance of symmetrical porous Sr0.86Ti0.65Fe0.35O3 electrode on CGO substrate
Open Research Data
open access
- A. Mroziński
- series: Electrochemical properties of porous Sr0.86Ti0.65Fe0.35O3 oxygen electrodes
This dataset contains values of middle frequency resistance at different temperatures (800 °C, 750 °C, 700 °C, 650 °C and 600 °C) and oxygen partial pressures (20%, 10%, 5%, 1%, 0.1% and 0.01% pO2) of symmetrical Sr0.86Ti0.65Fe0.35O3 electrode sintered at 1000 °C. This values were obtained by fitting each measured impedance spectra by electrical equivalent...
Case Study NEB Atlas / part II - Autodesk Forma analysis / La Courrouze district in Rennes, France
Open Research Data
embargo
- J. Martyniuk-Pęczek
- I. Sujatmiko
- M. Kamal
The data present the results of the work on the analysis of modern settlements. The goal of this part of the research was to analyze housing estates already in place in various European cities. Analyses were performed in real time using artificial intelligence, and responses were searched for sun hours, daylight potential, noise, wind, and microclimate....
Analysis of spatial changes in the town of Puck with its surroundings in the years 1926, 1940, 1974, 1985, 2000, 2020 on the basis of topographic maps using the BDOT10K database
Open Research Data
open access
- K. Malottki
- A. Inglot
Spatial changes over time are extremely valuable due to the possibility of modeling forecasts. This dataset shows how Puck has evolved over a specific period of time. Thanks to this presentation of the data set, it is possible to easily recreate the appearance of the city in particular years.
Oxygen partial pressure and temperature dependence of R-CPE2 frequency of symmetrical porous SrTi0.30Fe0.70O3 electrode on CGO substrate
Open Research Data
open access
- A. Mroziński
- series: Study of Oxygen Electrode Reactions on Symmetrical Porous SrTi0.30Fe0.70O3-δ Electrodes
This dataset contains values of equivalent circuit element R-CPE2 frequency at different temperatures (800 °C, 700 °C, 600 °C and 500 °C) and oxygen partial pressures (100%, 80%, 50% 30%, 20%, 15%, 10%, 5%, 2.5%, 1%, and 0.3% pO2) of symmetrical SrTi0.30Fe0.70O3 electrode sintered at 800 °C. This values were obtained by fitting each measured impedance...
Oxygen partial pressure and temperature dependence of R-CPE1 frequency of symmetrical porous SrTi0.30Fe0.70O3 electrode on CGO substrate
Open Research Data
open access
- A. Mroziński
- series: Study of Oxygen Electrode Reactions on Symmetrical Porous SrTi0.30Fe0.70O3-δ Electrodes
This dataset contains values of equivalent circuit element R-CPE1 frequency at different temperatures (800 °C, 700 °C, 600 °C and 500 °C) and oxygen partial pressures (100%, 80%, 50% 30%, 20%, 15%, 10%, 5%, 2.5%, 1%, and 0.3% pO2) of symmetrical SrTi0.30Fe0.70O3 electrode sintered at 800 °C. This values were obtained by fitting each measured impedance...
Microbiological analysis of sea water and bottom sediments in Kosakowo – Gdańsk profile
Open Research Data
open access
- M. Bartoszewicz
This dataset contains the results of microbiological analysis of sea water and bottom sediments in Kosakowo – Gdańsk profile in 2013 - 2014 . The tested material consisted of water samples (surface water and bottom water) and bottom sediment samples. Water and sediment samples were analysed for the following: number of Enterobacteriaceae genus bacteria,...
Harmonic Analysis
Open Research Data
open access
- K. Dziedziul
We construct a decomposition of the identity operator on a Riemannian manifold M as a sum of smooth orthogonal projections subordinate to an open cover of M. This extends a decomposition on the real line by smooth orthogonal projection due to Coifman and Meyer (C. R. Acad. Sci. Paris, Sér. I Math., 312(3), 259–261 1991) and Auscher, Weiss, Wickerhauser...
Time period when graduates of Gdańsk University of Technology start work after graduation – years 2010-2014
Open Research Data
open access
- M. Tomczak
- M. Downar
The dataset includes data from the survey on the Gdańsk University of Technology graduates from years 2010-2014 on time period when they start work after graduation. The survey was conducted in the period from 2012 to 2016, two years after the respondents obtained graduate status. The research sample included 5367 respondents. To summarize, the Gdańsk...
The conducted immunity test of a power supply unit in the frequency range from 19 MHz to 26 MHz for the RF voltage level of 3 V
Open Research Data
open access
- M. Kwiatkowski
- B. Pałczyńska
- series: Measurements of immunity to conducted disturbances, induced by radio-frequency fields
The dataset presents a result of measurements that are a part of immunity tests to conducted disturbances, induced by radio-frequency fields. The immunity tests were carried out on the mains cable of the DF1723003TC NDN power supply unit. Tests of immunity of electronic systems to conducted disturbances in the frequency range from 19 MHz to 26 MHz were...
The conducted immunity test of a power supply unit in the frequency range from 19 MHz to 26 MHz for the RF voltage level of 1 V
Open Research Data
open access
- M. Kwiatkowski
- B. Pałczyńska
- series: Measurements of immunity to conducted disturbances, induced by radio-frequency fields
The dataset presents a result of measurements that are a part of immunity tests to conducted disturbances, induced by radio-frequency fields. The immunity tests were carried out on the mains cable of the DF1723003TC NDN power supply unit. Tests of immunity of electronic systems to conducted disturbances in the frequency range from 19 MHz to 26 MHz were...
The conducted immunity test of a power supply unit in the frequency range from 19 MHz to 26 MHz for the RF voltage level of 10 V
Open Research Data
open access
- M. Kwiatkowski
- B. Pałczyńska
- series: Measurements of immunity to conducted disturbances, induced by radio-frequency fields
The dataset presents a result of measurements that are a part of immunity tests to conducted disturbances, induced by radio-frequency fields. The immunity tests were carried out on the mains cable of the DF1723003TC NDN power supply unit. Tests of immunity of electronic systems to conducted disturbances in the frequency range from 19 MHz to 26 MHz were...
Time period when graduates of Gdańsk University of Technology start work after graduation – years 2015-2018
Open Research Data
open access
- M. Tomczak
- M. Downar
The dataset includes data from the survey on the Gdańsk University of Technology graduates from years 2015-2018 on time period when they start work after graduation. The survey was conducted in the period from 2017 to 2020, two years after the respondents obtained graduate status. The research sample included 7409 respondents. To summarize, the Gdańsk...
Values and problems analysis – Lower Sopot (Dolny Sopot) district case study, study proposal no 6, March 2021
Open Research Data
open access
- J. Borucka
- W. Mazurkiewicz
- Ł. Bugalski
- N. Kalińska
- N. Janusch
- E. Przybysz
- B. Kulis
- series: Studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district
The data presents results of work within the studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district, study proposal no 6, from March 2021. The goal of the research process was to present the values and problems analysis of the area located in Lower Sopot (Dolny Sopot) district in the context...
Values and problems analysis – Lower Sopot (Dolny Sopot) district case study, study proposal no 1, March 2021
Open Research Data
version 1.1 open access
- J. Borucka
- W. Mazurkiewicz
- Ł. Bugalski
- U. Całusińska
- K. Chorobińska
- A. Miotk
- S. Jackowski
- series: Studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district
The data presents results of work within the studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district, study proposal no 1, from March 2021. The goal of the research process was to present the values and problems analysis of the area located in Lower Sopot (Dolny Sopot) district in the context...
Values and problems analysis – Lower Sopot (Dolny Sopot) district case study, study proposal no 3, March 2021
Open Research Data
open access
- J. Borucka
- W. Mazurkiewicz
- Ł. Bugalski
- N. Buć
- M. Maliszewska
- K. Migga
- N. Skrzyniarz
- series: Studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district
The data presents results of work within the studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district, study proposal no 3, from March 2021. The goal of the research process was to present the values and problems analysis of the area located in Lower Sopot (Dolny Sopot) district in the context...
Values and problems analysis – Lower Sopot (Dolny Sopot) district case study, study proposal no 5, March 2021
Open Research Data
open access
- J. Borucka
- W. Mazurkiewicz
- Ł. Bugalski
- A. Tyszczuk
- J. Wojtuń
- E. Wojtysiak
- M. Zrubek
- series: Studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district
The data presents results of work within the studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district, study proposal no 5, from March 2021. The goal of the research process was to present the values and problems analysis of the area located in Lower Sopot (Dolny Sopot) district in the context...
Values and problems analysis – Lower Sopot (Dolny Sopot) district case study, study proposal no 2, March 2021
Open Research Data
open access
- J. Borucka
- W. Mazurkiewicz
- Ł. Bugalski
- A. Jurkiewicz
- K. Krużycka
- B. Krzemiński
- K. Nowak
- series: Studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district
The data presents results of work within the studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district, study proposal no 2, from March 2021. The goal of the research process was to present the values and problems analysis of the area located in Lower Sopot (Dolny Sopot) district in the context...
Values and problems analysis – Lower Sopot (Dolny Sopot) district case study, study proposal no 4, March 2021
Open Research Data
open access
- J. Borucka
- W. Mazurkiewicz
- Ł. Bugalski
- A. Dabruk
- J. Lebioda
- M. Skowrońska
- M. Syrewicz
- series: Studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district
The data presents results of work within the studies of the development possibilities of the district in the context of the city, Lower Sopot (Dolny Sopot) district, study proposal no 4, from March 2021. The goal of the research process was to present the values and problems analysis of the area located in Lower Sopot (Dolny Sopot) district in the context...
Thermal properties. DSC analysis of poly(xylitol sebacate-co-butylene sebacate) PXBS.
Open Research Data
open access
- M. Piątek-Hnat
- K. Bomba
In this work, a bio-based copolyester with good mechanical properties was synthesized andcharacterized in terms of structure, main properties and biodegradability Determining the chemicalstructure of such materials is important to understand their behavior and properties. Performingan extraction of insoluble cross-linked polymer using di erent solvents...
Thermal stability analysis of poly(lactic acid)-carbon black-nanodiamond composite
Open Research Data
open access
- series: Additive manufacturing technology of electroactive three-dimensional structures from diamond reinforced polylactide composites
This dataset contains thermal stability tests carried out on new 3D printing-dedicated composites with poly-lactic acid (PLA), carbon black (CB) and nanodiamond fillers. Two types of nanodiamonds were studied: detonation nanodiamonds (DND) and boron-doped carbon nanowalls (BCNW). The investigated techniques include: thermogravimetric analysis (TGA)...
Database of the convergence analysis results of the nonstandard approximation of the generalized Burgers–Huxley equation for the solution bounded within [0, γ^(1/p)].
Open Research Data
open access
- A. Szafrańska
- J. Macias-Diaz
- G. Graff
Presented dataset is a result of the convergence analysis of the Mickens-type, nonlinear, finite-difference discretization of a generalized Burgers–Huxley partial differential equation. The generalized Burgers–Huxley equation is a diffusive partial differential equation with nonlinear advection and diffusion. The boundary problem for this equation possesses...
Values and problems analysis – Gdańsk-Lower City (Dolne Miasto) district case study, study proposal no 1, March 2021
Open Research Data
open access
- J. Borucka
- Ł. Bugalski
- W. Mazurkiewicz
- K. Balcerak
- K. Bartkowski
- S. Bartosiak
- T. Okoński
- series: Studies of the development possibilities of the district in the context of the city, Gdańsk-Lower City (Dolne Miasto) district
The data presents results of work within the studies of the development possibilities of the district in the context of the city, Gdańsk-Lower City (Dolne Miasto) district, study proposal no 1, from March 2021. The goal of the research process was to present the values and problems analysis of the area located in Gdańsk-Lower City (Dolne Miasto) district...
Values and problems analysis – Gdańsk-Lower City (Dolne Miasto) district case study, study proposal no 3, March 2021
Open Research Data
open access
- J. Borucka
- Ł. Bugalski
- W. Mazurkiewicz
- N. Kamińska
- Z. Müller
- B. Niemkiewicz
- K. Stasik
- series: Studies of the development possibilities of the district in the context of the city, Gdańsk-Lower City (Dolne Miasto) district
The data presents results of work within the studies of the development possibilities of the district in the context of the city, Gdańsk-Lower City (Dolne Miasto) district, study proposal no 3, from March 2021. The goal of the research process was to present the values and problems analysis of the area located in Gdańsk-Lower City (Dolne Miasto) district...
Values and problems analysis – Gdańsk-Lower City (Dolne Miasto) district case study, study proposal no 2, March 2021
Open Research Data
open access
- J. Borucka
- Ł. Bugalski
- W. Mazurkiewicz
- Z. Deryło
- K. Galikowska
- W. Glanc
- J. Hertmaniuk
- series: Studies of the development possibilities of the district in the context of the city, Gdańsk-Lower City (Dolne Miasto) district
The data presents results of work within the studies of the development possibilities of the district in the context of the city, Gdańsk-Lower City (Dolne Miasto) district, study proposal no 2, from March 2021. The goal of the research process was to present the values and problems analysis of the area located in Gdańsk-Lower City (Dolne Miasto) district...
Selection of the lambda parameter for DRT analysis of SrTi0.30Fe0.70O3-d oxygen electrode at 800 °C and 1% oxygen partial pressure
Open Research Data
open access
- A. Mroziński
- series: Study of Oxygen Electrode Reactions on Symmetrical Porous SrTi0.30Fe0.70O3-δ Electrodes
This dataset contains results of selection of the lambda parameter for Distribution of Relaxation Times analysis results for symmetrical cell with porous SrTi0.30Fe0.70O3-d oxygen electrodes sintered at 800 °C. EIS spectra were measured at 800 °C and 1% of oxygen partial pressure. Used lambdas: 5 x 10^(-3), 1 x 10^(-3), 5 x 10^(-4) and 1 x 10^(-4)....

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Search results for: time-frequency analysis