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Open Research Data

  • XRD-Ni foam as received and oxidised at 500_C
    Open Research Data
    open access

    These data contain XRD patterns of porous nickel foam commercial and oxidised in air at 500 C degrees for 8 hours.

  • XPS data of MXene catalyst
    Open Research Data
    open access

    Data contain results from XPS measurement of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using 48% HF etching agent (MXene HF). The X-ray spectroscopy (XPS) measurements were conducted using Mg Ka (hn = 1253.6 eV) radiation in a Prevac (Poland) system equipped with a Scienta SES 2002 (Sweden) electron...

  • Acid site concentrations of the MXenes samples
    Open Research Data
    open access

    Data contains the pH of 0.01M NaOH solution, before and after mixing with the MXenes samples. 

  • Raman spectroscopy analysis of synthesized sol-gel silica coatings
    Open Research Data
    open access

    These data contains Raman spectra of silica coatings synthesized using sol-gel method A and B, which were described with publication associated with this dataset. Raman scattering was measured with a Renishaw microRaman spectrometer (830 nm).

  • GC Chromatograms for isomerization of alpha-pinene
    Open Research Data
    open access

    Data contain results of the catalytic tests for the isomerization of alpha-pinene for the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y,...

  • Adsorption and desorption of N2 measurement of MXenes catalysts
    Open Research Data
    open access

    Data contain results from adsorption and desorption of N2 measurement of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y...

  • XRD patterns of MXenes ashes obtained after TGA measurement
    Open Research Data
    open access

    Data contain results from XRD measurements of the product (ashes) produced after TGA of MAX Phase, MXene HF, MXene HF/HCl 1:3 and MXene HF/H2SO4 1:3 . The measurements were performed in AERIS PANalytical X-ray diffractometer with Cu-Ka radiation. 

  • TGA data of MXenes catalysts
    Open Research Data
    open access

    Data contain results from TGA measurement of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y means the acids weight ratios. ...

  • Raman spectra of MXenes catalysts
    Open Research Data
    open access

    Data contain results from Raman spectroscopy of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y means the acids weight ratios. ...

  • XRD patterns of MXenes catalysts
    Open Research Data
    open access

    Data contain results from XRD measurements of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y means the acids weight ratios....

  • SEM images of MXene catalysts
    Open Research Data
    open access

    Data contain results SEM measurements of the Ti3C2Tx MXenes produced via acidic etching aluminum from MAX Phase (Ti3C2-Al-Ti3C2-Al-Ti3C2) using different etching agents, HF/HCl and HF/H2SO4 with different weight ratios (1:3, 1:4, and 1:5). The samples were labeled as MXene HF/HCl X:Y and MXene HF/H2SO4 X:Y, where X:Y means the acids weight ratios. MAX...

  • TEM, EDS and optical microscope images of pristine and silica-coated bismuth oxide (Bi2O3) and gadolinium oxide (Gd2O3) structures.
    Open Research Data
    open access

    Data consists of raw TEM/EDS and optical microscope images of pristine and silica-coated bismuth oxide (Bi2O3) and gadolinium oxide (Gd2O3) structures. Additional TEM images and optical microscope images of silica shells were included.

  • XRD (X-ray Diffraction) patterns of PMH, PMD and simulated MIL-53(Al)
    Open Research Data
    open access

    These data contain XRD (X-ray Diffraction) patterns of PMH, PMD and simulated MIL-53(Al). The results were recorded by a Philipsdiffractometer using Cu Ka radiation. Sample abbreviations (PMH, PMD, MIL-53(Al)) are in agreement with the markings used in the linked publication. 

  • XPS (X-ray photoelectron spectroscopy) survey spectra of CPMD and CPMH
    Open Research Data
    open access

    XPS (X-ray photoelectron spectroscopy) survey spectra of CPMD and CPMH. XPS spectra were obtained using Al Kɑ (hv=1486.6 eV) radiation with a Prevac system equipped with a Scienta SES 2002 electron energy analyzer operating at constant transmission energy (Ep=50 eV). Sample abbreviations (CPMD, CPMH) are in agreement with the markings used in the linked...

  • The results of the nitrogen adsorption/desorption measurements of CPMD and CPMH
    Open Research Data
    open access

    The results of the nitrogen adsorption/desorption measurements of CPMD and CPMH. The adsorption/desorption isothermswere carried out at 77 K using a Quantachrome Autosorb-1C-MS instrument. Sample abbreviations (CPMD, CPMH) are in agreement with the markings used in the linked publication. 

  • Evaluation of the electrochemical performance of CPMD in ZICs with 3M ZnSO4 electrolyte
    Open Research Data
    open access

    These data contain the results of the electrochemical performance measurements of CPMD in ZICs with 3M ZnSO4 electrolyte, incl. CGD (galvanostatic charge-discharge ) curve and cycling stability of CPMD. Sample abbreviations (CPMD) are in agreement with the markings used in the linked publication. 

  • CV (cyclic voltammetry) curves of the CPMD sample at different scan rates
    Open Research Data
    open access

     These data contain CV curves of CPMD obtained at a scan rate from 1 mV s−1 to 20 mV s−1. Sample abbreviations (CPMD) are in agreement with the markings used in the linked publication. 

  • Ex-situ XRD (X-ray Diffraction) results for electrodes under different charge/discharge states
    Open Research Data
    open access

    Ex-situ XRD was employed to analyze the energy storage mechanism of CPMD in ZICs system. The ZICs were firstly charged to 1.8 V from the open circuit voltage (at around 1.3 V), then discharge to 1.0 V and 0.2 V, and finally recharged to 1.0 V and 1.8 V. Sample abbreviations (CPMD) are in agreement with the markings used in the linked publication. 

  • SEM (scanning electron microscopy) and TEM (transmission electron microscopy) images of PMD and PMH
    Open Research Data
    open access

    These data contains SEM (scanning electron microscopy) and TEM (transmission electron microscopy) images of PMD and PMH. TEM was performed on a FEI Tecnai F30 transmission electron microscope operating at an acceleration voltage of 200 kV. SEM was done with a SEM, XL30ESEM-FEG with an acceleration voltage of 20 KV. Sample abbreviations (PMH, PMD) are...

  • Raman spectra of CPMH and CPMD
    Open Research Data
    open access

    These data contains Raman spectra of CPMH and CPMD. Raman scattering was measured with a RenishawmicroRaman spectrometer (785 nm). Sample abbreviations (CPMH, CPMD) are in agreement with the markings used in the linked publication. 

  • X-ray diffraction (XRD) of pristine bismuth oxide (Bi2O3) and gadolinium oxide (Gd2O3) structures
    Open Research Data
    open access

    Data contain results from X-ray diffraction (XRD) measurements of pristine Bi2O3 and Gd2O3 structures using Aeris diffractometer (Malvern Panalytical, Malvern, UK) with Cu-Kα radiation (λ = 1.544 Å)

  • X-ray diffraction (XRD) of silica-coated bismuth oxide (Bi2O3) and gadolinium oxide (Gd2O3) structures
    Open Research Data
    open access

    Data contain results from X-ray diffraction (XRD) measurements of pristine Bi2O3 and Gd2O3 structures using Aeris diffractometer (Malvern Panalytical, Malvern, UK) with Cu-Kα radiation (λ = 1.544 Å)

  • TG analyses - content of SiO2 and TiO2 in polystyrene
    Open Research Data
    open access

    TG analyses were performed for polystyrene spheres coating by SiO2 and then coating by SiO2-TiO2. Thermal analyses of polystyrene spheres only were also performed. The content of inorganic remaining was used for calculation the quantity of coating SiO2 and TiO2 in the polystyrene spheres.

  • TG-hydroxyl groups in TiO2-P25
    Open Research Data
    open access

    TG analyses were performed for powdered TiO2 - commercial P25 sample, which was heat-treated from room temperature to 500 C in the nitrogen atmosphere. Mass loss at lower temperature such as 120 C was related to the physisorbed water, and that one occurring at 500 C to the chemisorbed hydroxyl groups.

  • TiO2-potential zeta in water
    Open Research Data
    open access

    Data contain results from measurements of zeta potential for powdered TiO2 in a diluted aqueous solution. The measurements were performed in Zetasizer Nano ZS analyser.

  • Photocatalytic decomposition of ethylene on the TiO2-polystyrene spheres
    Open Research Data
    open access

    Data contain results from the measurements of the photocatalytic decomposition of ethylene under UV irradiation with using TiO2 coating on the expanded polystyrene spheres (EPS). EPS-SiO2-TiO2 and EPS-TiO2 were used as the photocatalytic beds in the fluidized bed reactor.  Both, stationary and fluidized beds were tested. The comparison of ethylene decomposition...

  • SEM - Expanded polystyrene coated by TiO2 or SiO2-TiO2
    Open Research Data
    open access

    Data contain SEM images taken in SEM Hitachi SU8000 with voltage of 5.0 kV. SEM images show expanded plystyrene spheres coated by a thin layer of TiO2 or bilayer SiO2-TiO2. 

  • XRD-TiO2 and SiO2
    Open Research Data
    open access

    Data contain results from XRD measurements of amorphous silica and TiO2 of antase and rutile phases. The commercial TiO2 named as P25 produced by Evonik was also analyzed.

  • Analyses of sulphur in TiO2 by XRFS
    Open Research Data
    open access

    Data contain content of sulphur in TiO2 determined by X-ray fluorescence spectroscopy. The results were obtained by using internal pattern.

  • TiO2-TG analyses -OH groups
    Open Research Data
    open access

    TG analyses of TiO2 were performed under nitrogen flow to monitor desorption of hydroxyl groups. Physisorbed weak-bonded hydroxyl groups were desorbed totally at around 120oC, whereas chemisorbed ones at around 500oC. The mass loss at these temperatures was used as concentration of hydroxyl groups on TiO2 surface. The amount of analysed TiO2 was 10...

  • XRD-TiO2 heat-treated at 400-600oC in Ar or H2
    Open Research Data
    open access

    These data contain XRD patterns of TiO2 heat-treated at 400-600oC in Ar or H2. Two pases of TiO2 were identified: anatase and rutile.

  • Photoluminescence spectra of TiO2
    Open Research Data
    open access

    These data contain photoluminescence spectra of TiO2 measured at the temperature of liquid nitrogen. There is a comparison of the photoluminescence spectra of TiO2 heat treated at 400-600oC in the ambient (Ar) and reduced (H2) atmospheres. These emission spectra were recorded after TiO2 excitation with a wavelength of 290 nm

  • EPR of TiO2 hydrogenated at 500 and 600oC
    Open Research Data
    open access

    Data contain EPR spectra of TiO2 (anatase phase) heat treated in H2 at 500 and 600oC. Sample heated at 500oC contained 4 wt% of rutile and that at 600oC 8 wt% of rutile.

  • SEM of TiO2 heated at 400-600oC in Ar or H2
    Open Research Data
    open access

    Data contain some SEM images of TiO2 taken after its heat treatment in Ar or H2 at 400-600oC. Treated TiO2 was crystalline anatase phase with 3-4 % of rutile nclei.

  • BET of TiO2 heated at 400-600 C degrees
    Open Research Data
    open access

    These 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...

  • TiO2-zeta potential
    Open Research Data
    open access

    Data contain results from the measurements of zeta potential of TiO2 versus pH. Data are saved as original files and in the format of Excel file. measurements were perfomed in Zetasizer Nano ZS with using Multi-Purpose Titrator MPT-2. 

  • Emission spectra of UV and fluorescent lamps
    Open Research Data
    open access

    Data contain emision spectra of two different UV lamps: Special "TL"E 22W/10 Black light (Philips) and Semilac UV, 36 W and also Fluorescent lamp: L22W/840 Circular Cool White, Lumilux (Osram). These spectra were recorded by USB4000 Fiber Optic Spectrometer.

  • Ethylene decomposition on TiO2 - UV and Fluorescence lamp
    Open Research Data
    open access

    Data contain chromatograms recorded during decomposition of ethylene flowing over TiO2 through the quartz tubular shape reactor. TiO2 was coated onto glass plates with dimension of 2cmx2cm, in total 3 plates were used and placed inside reactor. Reactor was irradiated by UV (Special 'TL'E, Philips) or fluorescent (Lumilux, OSRAM) 3 ring-shaped lamps,...

  • Ethylene decomposition on TiO2 under UV
    Open Research Data
    open access

    Data contain chromatograms recorded during decomposition of ethylene over TiO2 in a flow reactor under UV irradiation. Semilac UV lamp with total power of 72 W was used as a source of UV light. Chromatograms were recorded in Trace GC Ultra chromatograph equipped in FID detector. Sampling was realised via the dosing sample loop. TiO2 was coated on the...

  • FTIR in situ - ethylene decomposition on TiO2
    Open Research Data
    open access

    These 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...

  • UV-Vis-DR-TiO2 heated at 400-600oC in Ar or H2
    Open Research Data
    open access

    These data contain UV-Vis/DR spectra of TiO2 heated at 400-600oC in Ar or H2. Transformation of spectra to Kubelka-Munk function was performed together with determination of band gap.

  • FTIR-TiO2 heated at 400-600oC in Ar or H2
    Open Research Data
    open access

    Data contain FTIR diffuse eflectance spectra of TiO2, which was heat-treated at 400-600oC in Ar or H2. Hydrogen reduced TiO2 revealed new bands due to the adsorption of some species on the titania oxygen vacancy sites.

  • XPS-TiO2 heated in H2
    Open Research Data
    open access

    These XPS spectra were recorded for TiO2 heat-treated at 450-600oC in H2. Surface oxygen groups were determined. Deconvolution of Ti 2p peak allowed to determine Ti3+ on the titania surface.