Search results for: SILICON OXYCARBIDE
-
Scanning electron microscopy (SEM) images of the boron-dopied diamond surfaces
Open Research DataThe dataset contains the scanning electron micrographs (SEM), revealing the surface morphology of diamond electrodes on silicon substrates. The diamond surface is characterized by ultra-crystalline diamonds obtained by CVD synthesis.
-
Chromatographic behavior of a new hybrid type RP material containing silica bonded 1,3-alternate 25,27-bis-[cyanopropyloxy]-26,28-bis-[3-propyloxy]-calix[4]arene
PublicationA novel 1,3-alternate 25,27-bis-[cyanopropyloxy]-26,28-bis-[3-propyloxy]-calix[4]arene-bonded silica gel stationary phase (CalixPrCN) was prepared and it's structure was confirmed by ATR-FTIR spectroscopy and elemental analysis. The CalixPrCN phase was characterized in terms of their surface coverage, hydrophobic selectivity, aromatic selectivity, shape selectivity, hydrogen bonding capacity, residue metal content, and silanol...
-
Modified nanodiamond particle size studies by means of dynamic light scattering technique
PublicationThe Methods Utilizing the Phenomena of Light Scattering to Measure Particle Size distribution in different solvent, such as deionise water and alcohol and also to study the various structural formation when nanodiamond solution is placed on silicon surface. The purpose of this research project is divided into two parts to configure the measurement units for examining modified nanodiamond particles, examination...
-
Modified nanodiamond particle size studies by means of dynamic light scattering technique
PublicationThe Methods Utilizing the Phenomena of Light Scattering to Measure Particle Size distribution in different solvent, such as deionise water and alcohol and also to study the various structural formation when nanodiamond solution is placed on silicon surface. The purpose of this research project is divided into two parts to configure the measurement units for examining modified nanodiamond particles, examination...
-
Optically transparent boron-doped nanocrystalline diamond films for spectroelectrochemical measurements on different substrates
PublicationFabrication process of optically transparent boron nanocrystalline diamond (BNCD) electrode on silicon and quartz substrate was shown. The B-NCD films were deposited on the substrates using Microwave Plasma Assisted Chemical Vapor Deposition (MWPACVD) at glass substrate temperature of 475 ºC. A homogenous, continuous and polycrystalline surface morphology with high sp3 content in B-NCD films and film thickness depending from substrate...
-
BET specific surface area measurements of silica-coated bismuth oxide(Bi2O3) and gadolinium oxide (Gd2O3) structures
Open Research DataThe BET specific surface area was measured using an N2 adsorption/desorption isotherm (Micromeritics ASAP 2460, Norcross, GA, USA).
-
Isothermal calorimetry data for cement pastes containing pristine Bi2O3/Gd2O3 and silica-coated Bi2O3/Gd2O3 structures
Open Research DataCsv file containing raw calorimetric data determined up to 168 h (Tam Air 3 8-channel isothermal calorimeter) of cement pastes containing Bi2O3+Gd2O3 amd silica-coated Bi2O3-Gd2O3 structures. Sample designation in the .csv file is in line with sample designation in the manuscript associated with dataset.
-
Optimizing Ni–Cr patterned boron-doped diamond band electrodes: Doping effects on electrochemical efficiency and posaconazole sensing performance
PublicationThere is growing interest in developing diamond electrodes with defined geometries such as, for example, micrometer-sized electrode arrays to acquire signals for electroanalysis. For electroanalytical sensing applications, it is essential to achieve precise conductive patterns on the insulating surface. This work provides a novel approach to boron-doped diamond patterning using nichrome masking for selective seeding on an oxidized...
-
Preparation and evaluation of 1,3-alternate 25,27-bis-(pentafluorobenzyloxy)-26,28-bis-(3-propyloxy)-calix[4]arene-bonded silics gel high performance liquid chromatography stationary phase
PublicationA 1,3-alternate 25,27-bis-(pentafluorobenzyloxy)-26,28-bis-(3-propyloxy)-calix[4]arene-bonded silica gel stationary phase (CalixBzF10) was synthesized, structurally characterized, and used as a selector in liquid chromatography. The selectivity study of this phase was done by using fluorine-containing compounds (fluorobenzenes, fluoro-pyrimidine bases), as well as non-fluorinated analytes (non-steroidal anti-inflammatory drugs,...
-
New procedure of silica gel surface modification-preparation of gaseous standard mixtures of methyl chloride using the technique of thermal decomposition of the surface compound for calibration of a TD-GC-FID system.
PublicationPrzedstawiono nową procedurę modyfikacji powierzchni żelu krzemionkowego w celu wytworzenia związku powierzchniowego będącego źródłem chlorku metylu. Minimalna temperatura rozkładu (150 st. C) zapewnia trwałość chemicznie modyfikowanego złoża w temp. pokojowej. Badania prowadzono w temperaturze optymalnej (280 st.C). Stwierdzono, że powierzchnia żelu jest obsadzona jednorodnie przez związek powierzchniowy i gazowa mieszanina wzorcowa...
-
Recycling of photovoltaic modules - legal status, technology, market prospects
PublicationThe increase in the number of manufactured and installed photovoltaic modules and the growing concern about the insufficient supply of pure silicon imply the need to take action to develop infrastructure for recycling PV modules. The article presents a multifaceted analysis of the current state of development of the photovoltaic module recycling sector from a global and national perspective. The essence of the issue was introduced...
-
Przekształtniki tranzystorowe działające w trybie prądu trójkątnego
PublicationPrzekształtniki oparte na węgliku krzemu mogą być analizowane jako źródła napięcia lub prądu niezależnie od topologii przy odpowiednich parametrach filtru wyjściowego. Szczególnie interesujące są falowniki napięcia działające w trybie prądu trójkątnego. W referacie przedstawiono sterowanie trójfazowym falownikiem napięcia posiadającym właściwości źródła prądu. Pokazano, jak dobrać parametry filtru wyjściowego falownika. Oceniono...
-
Mercury intrusion porosimetry (MIP) results of cement pastes containing Bi2O3/Gd2O3 and silica-coated Bi2O3/Gd2O3 structures
Open Research DataMercury intrusion porosimetry (MIP) data - curves of cement pastes containing Bi2O3/Gd2O3 and silica-coated Bi2O3/Gd2O3 structures
-
TEM, EDS and optical microscope images of pristine and silica-coated bismuth oxide (Bi2O3) and gadolinium oxide (Gd2O3) structures.
Open Research DataData 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.
-
Mechanical properties of cement pastes containing pristine and silica-coated bismuth oxide (Bi2O3) and gadolinium oxide (Gd2O3) structures
Open Research DataExcel file containing raw mechanical (compressive strength) data of cement pastes containing variable amount of Bi2O3, Gd2O3, Bi2O3-SiO2 and Gd2O3-SiO2 structures. Sample designation in the Excel file is in line with sample designation in the manuscript associated with dataset.
-
Rheological properties of cement pastes containing pristine Bi2O3-Gd2O3 and silica coated Bi2O3-Gd2O3 core-shell structures
Open Research DataRheological data of cement pastes containing Bi2O3/Gd2O3 particles using MCR 72 (Anton Paar) stress-imposed rheometer, equipped with vane geometry.
-
Thermgravimetric analysis (TGA) data of cement pastes containing pristine and silica-coated bismuth oxide and gadolinium oxide particles
Open Research DataThermogravimetric (TGA) data of cement pastes after 2, 7 and 28 days. Samples designations: Control, BG, BG-A and BG-B are associated with the specimen names in the associated publication.
-
Transmission electron microscope (TEM) and optical microscope images of pristine and silica-coated bismuth oxide and gadolinium oxide particles
Open Research DataCollection of raw transmission electron microscope (TEM) micrographs and optical microscope images used in the associated manuscript. All data in accessible *.tif format. Zip package contains:
-
Scanning electron microscopy (SEM) images of the boron-doped carbon nanowalls surfaces
Open Research DataThe dataset contains the scanning electron micrographs (SEM), revealing the surface morphology of boron-doped carbon nanowalls electrodes on silicon substrates. The surface is characterized by nano-walled structures. The obtained electrodes were doped with boron at the level of [B]/[C] = 5000ppm in the gas atmosphere during the synthesis.
-
Scanning electron microscopy (SEM) images of the boron-dopied carbon nanowalls surfaces
Open Research DataThe dataset contains the scanning electron micrographs (SEM), revealing the surface morphology of boron-doped carbon nanowalls electrodes on silicon substrates. The surface is characterized by nano-walled structures. The obtained electrodes were doped with boron at the level of [B]/[C] = 1200ppm in the gas atmosphere during the synthesis.
-
Scanning electron microscopy (SEM) images of the boron-doped carbon nanowalls surfaces
Open Research DataThe dataset contains the scanning electron micrographs (SEM), revealing the surface morphology of boron-doped carbon nanowalls electrodes on silicon substrates. The surface is characterized by nano-walled structures. The obtained electrodes were doped with boron at the level of [B]/[C] = 2000ppm in the gas atmosphere during the synthesis.
-
General Cytotoxicity and Its Application in Nanomaterial Analysis
Publication -
Mass spectrometry based identification of geometric isomers during metabolic stability study of a new cytotoxic sulfonamide derivatives supported by quantitative structure-retention relationships
PublicationA set of 15 new sulphonamide derivatives, presenting antitumor activity have been subjected to a metabolic stability study. The results showed that besides products of biotransformation, some additional peaks occurred in chromatograms. Tandem mass spectrometry revealed the same mass and fragmentation pathway, suggesting that geometric isomerization occurred. Thus, to support this hypothesis, quantitative structure-retention relationships...
-
High-performance liquid chromatography of di- and trisubstituted aromatic positional isomers on 1,3-alternate 25,27-dipropoxy-26,28-bis-[3-propyloxy]-calix[4]arene-bonded silica gel stationary phase.
PublicationOtrzymano nową fazę stacjonarną na bazie dipropyloksy pochodnej kaliks[4]arenu w konformacji 1,3-naprzemianległej chemicznie związaną z żelem krzemionkowym. Przeprowadzono badanie selektywności i sprawności tej fazy w rozdzielaniu izomerów konstytucyjnych benzenu. Zaprezentowano wyniki badania wpływu warunków chromatograficznych (pH fazy ruchomej, temperatura, stężenie modyfikatora organicznego) na zdolność rodzielczą tej nowej...
-
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...
-
BET specific surface area measurements of silica-coated bismuth oxide (Bi2O3)/gadolinium oxide (Gd2O3) core-shell structures
Open Research DataThe BET specific surface area was measured using an N2 adsorption/desorption isotherm (Micromeritics ASAP 2460, Norcross, GA, USA).
-
Isothermal calorimetry data for cement pastes containing pristine and silica-coated bismuth oxide (Bi2O3) and gadolinium oxide (Gd2O3) structures
Open Research DataExcel file containing raw calorimetric data determined up to 168 h (Tam Air 3 8-channel isothermal calorimeter) of cement pastes containing variable amount of Bi2O3, Gd2O3, Bi2O3-SiO2 and Gd2O3-SiO2 structures. Sample designation in the Excel file is in line with sample designation in the manuscript associated with dataset.
-
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...
-
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...
-
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...
-
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...
-
XRD patterns of VO2 and V6O13 nanostructures
Open Research DataThe DataSet contains the XRD patterns of VO2 and V6O13 thin films deposited on a silicon substrate. The as-prepared thin films were annealing under a reducing atmosphere (94% Ar, 6% H2) at 500, 600 and 700C for 10h.
-
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...
-
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...
-
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...
-
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...
-
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.
-
Chemical composition of V2O5 nanorods
Open Research DataThe DataSet contains the chemical compositions of the V2O5 nanorods on a silicon substrate. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials. The As-prepared thin films were annealed at 600C under a synthetic air atmosphere.
-
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.
-
Nanoparticle-free tissue-mimicking phantoms with intrinsic scattering
PublicationWe present an alternative to the conventional approach, phantoms without scattering nanoparticles, where scattering is achieved by the material itself: spherical cavities trapped in a silicone matrix. We describe the properties and fabrication of novel optical phantoms based on a silicone elastomer polydimethylsiloxane (PDMS) and glycerol mixture. Optical properties (absorption coefficient µa, reduced scattering coefficient µs',...
-
Seeding enhancement for microcrystaline diamond layers growth on non-diamond substrates
PublicationThe present paper gives an overview on the possible methods of seeding substrates for diamond layers growth. Diamond in reason of his properties is very desirable material in microelectronic, biomedical and waste treatment sensors. Microcrystalline diamond for these applications must be grown on silicon substrate in microwave plasma assisted chemical vapor deposition (MPACVD). To grow diamond on non-diamond surface pre-growth...
-
Alternative Energy: Photovoltaic Modules and Systems
PublicationUse of solar energy does not contribute to global warming. The light-to-current conversion (photovoltaic conversion) takes place within solar cells, which in most cases are made of silicon. Solar module consists of many solar cells, which are electrically connected and placed between glass or Tedlar® and framed by an aluminium frame. A number of solar modules and other components form photovoltaic systems. In this entry, a brief...
-
Improvement of microstructure and mechanical properties of high dense sic ceramics manufactured by high-speed hot pressing
PublicationNon-oxide ceramics possess high physical-mechanical properties, corrosion and radiation resistance, which can be used as a protective materials for radioactive wastes disposal. The aim of the present study was the manufacturing of high density SiC ceramics with advanced physical and mechanical parameters. The high performance on the properties of produced ceramics was determined by the dense and monolithic structure. The densified...
-
SEM micrographs of VO2 and V6O13 nanostructures
Open Research DataThe DataSet contains the scanning electron microscopy (SEM) micrographs of VO2 and V6O13 thin films deposited on a silicon substrate. The as-prepared thin films were annealing under a reducing atmosphere (94% Ar, 6% H2) at 600 and 700C for 10h.
-
SEM micrographs of morphology evolution of VO2 and V2O3 thin films obtained at 1000°C
Open Research DataThe DataSet contains the scanning electron microscopy (SEM) micrographs 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 were deposited on a silicon and quartz glass substrate and were annealing at 1000°C under an argon atmosphere.
-
SEM micrographs of vanadium oxide nanostructures obtained by V2O5 recrystallization at 1000°C
Open Research DataThe DataSet contains the scanning electron microscopy (SEM) micrographs of vanadium oxide nanostructures on quartz glass and silicon substrates obtained by recrystallization of V2O5 thin films at 1000°C under synthetic air. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials.
-
SEM micrographs of vanadium oxide nanostructures obtained by V2O5 recrystallization at 800°C
Open Research DataThe DataSet contains the scanning electron microscopy (SEM) micrographs of vanadium oxide nanostructures on quartz glass and silicon substrates obtained by recrystallization of V2O5 thin films at 800°C under synthetic air. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials.
-
SEM micrographs of vanadium oxide nanostructures obtained by V2O5 recrystallization at 1200°C
Open Research DataThe DataSet contains the scanning electron microscopy (SEM) micrographs of vanadium oxide nanostructures on quartz glass and silicon substrates obtained by recrystallization of V2O5 thin films at 1200°C under synthetic air. The thin films were obtained by the sol-gel method. The information about sol synthesis is described in the Journal of Nanomaterials.
-
Temperature of formation of Au nanostructures
Open Research DataNanostructures were obtained via annealing of thin Au films. In order to determine possible nanoislands formation mechanisms, dependence on initial film thickness was examined. For the surface morphology studies, nanograin structure and chemical composition analysis, SEM, HR TEM and EDS measurements were performed, respectively. Morphology studies shown...
-
Depth profile of the gold-silver bimetallic structures
Open Research DataSilver and gold bimetallic layers were deposited on a silicon substrate by magnetron sputtering method. Both, Au and Ag layers had 3 nm of thickness. That prepared nanostructures were measured by XPS method. To obtain a depth profile of chemical composition, an Argon ion (Ar+) gun was used for etching surface of sample. Each cycle of etching takes 30...