Synthesis and characterization

This paper studied the synthesis of calcium oxide (CaO) from snail shells by calcination, crushing, and grinding. Then, the sample was analyzed by X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM), specific surface area (BET), and particle size.

10p viengfa 28-10-2024 1 1   Download

In this study, spinel ferrite nanoparticles CoFe2-xLaxO4 (x = 0, 0.025, and 0.05) were successfully synthesized via a simple co-precipitation method using a 5% NaOH solution as a precipitating agent. The physicochemical properties of the materials, annealed at 850 °C for one hour, were characterized using powder X-ray diffraction (PXRD), energy-dispersive X-ray spectroscopy (EDX), transmission electron microscopy (TEM), and vibrating-sample magnetometry (VSM) at room temperature.

10p viling 11-10-2024 1 0   Download

In the present work, CeO2 with different loading was embedded on reduced graphene oxide (rGO) by a simple one-pot hydrothermal method. The synthesized samples were characterized using XRD, EDX mapping, FESEM, and UV-Vis DRS techniques.

11p vifilm 11-10-2024 3 1   Download

In this research, the nanosized Fe2V4O13 complex oxide material was synthesized by the hydrothermal method. Its structure, morphology characterization, and other properties were determined using X-ray, SEM, EDX, and DTA-TG methods.

5p vikwong 29-09-2024 2 1   Download

The aim of this study was to design and characterize a NdFeO3-based photocatalyst prepared by sol-gel method for treatment of oily wastewater. Different characterization techniques such as X-ray diffraction (XRD), scanning electron microscope (SEM), Fourier transform infrared spectroscopy (FTIR), UV–vis spectrophometer were used to elucidate the structure, morphology, surface functional groups, and optical absorption properties of the prepared NdFeO3 photocatalyst.

6p vikwong 29-09-2024 2 1   Download

Reduced graphene oxide (Gr) has been synthesized electrochemically on the surface of copper metal at a fixed potential of 1.5 V versus a standard saturated calomel electrode (SCE). The synthesized Gr was then characterized with X-Ray diffraction, thermogravimetric analysis, raman and Fourier transform infrared (FT-IR) spectroscopies.

6p vikwong 29-09-2024 3 1   Download

In this paper, titanium nitride nanofibers (TiN NFs) were successfully synthesized by nitridation of TiO2 nanofibers, in which the TiO2 nanofibers were prepared by using electrospinning method.

6p vikwong 29-09-2024 2 1   Download

The single phase of Mn0.5Fe2.5O4 spinel crystals was prepared by the microemulsion method with the oil phase is DGDE (diethylene glycol diethyl ether). The characteristics of the materials have been determined by the X-ray diffraction (XRD), Energy-dispersive X-ray spectroscopy (EDX), Scanning electron microscopy (SEM) and Brunaure-Emmet-Teller (BET) nitrogen adsorption and desorption, Vibration sampling magnetometer (VSM), Fourier transform infrared spectroscopy (FTIR).

7p vikwong 29-09-2024 3 1   Download

In the present work, palladium nanoparticles were synthesized in glycerol following the bottom-up methodology, using Pd(II) and Pd(0) precursors. The as-prepared materials were characterized by transmission electron microscopy (TEM) and powder X-ray diffraction (XRD), evidencing the formation of zerovalent palladium spheres in the nanosize ranges.

5p vikwong 29-09-2024 3 1   Download

In the present work, a green synthesis of cuprous oxide nanoparticles was demonstrated using the freshly prepared aqueous extract of the aloe vera plant and the cupper oxide nanoparticles were characterized by the analytical techniques such as UV-Vis, FT-IR, XRD, and EDX.

5p vikwong 29-09-2024 2 1   Download

TiO2 thin films were synthesized by using Chemical Vapor Deposition (CVD) method on different substrates, such as glass, aluminium foil , and ceramic. The samples had been characterized by microscopy analysis, SEM, and EDS. The results show that TiO2 thin films were successfully fabricated and TiO2 nanocrystals with size of 50-100 nm loaded uniformly on surface of different substrates.

6p vikwong 29-09-2024 3 1   Download

In this study, the sol-gel method was successfully used to synthesize S-TiO2 for efficient photocatalytic degradation of Ciprofloxacin solution under visible irradiation. These synthesized materials were characterized by various analytical methods such as XRD, SEM-EDX, FT-IR, and UV diffuse reflectance spectroscopy (DRS).

6p vikwong 29-09-2024 2 1   Download

In this study, a layered O3-type Ni-rich cathode material for sodium-ion batteries was synthesized through co-precipitation followed by a solid-state reaction at 650 oC in dry air. The electrochemical properties of the Ni-rich material were evaluated. Charge/discharge performance demonstrated that the material delivered higher capacity compared to other layered oxides.

6p vikwong 29-09-2024 2 1   Download

In this study, in-situ method was applied for synthesizing silver-doped graphene oxide (Ag/GO). The material was extensively characterized by X-ray diffraction, Transmission electron microscopy, Scanning electron microscope, Raman spectroscopy, energy-dispersive X-ray spectroscopy, and UV-Vis spectroscopy.

6p vikwong 29-09-2024 4 1   Download

The synthesis and Rhodamine B removal efficiency of monazite monoclinic BiPO4 by hydrothermal route using Bi(NO3)3·5H2O, K2HPO4·3H2Oand HNO3 as staring materials were presented in this work. The obtained samples were characterized by X-ray powder diffraction, high-resolution transmission fieldemission scanning electron microscopy and diffuse reflectance UV-Vis spectrometry.

4p vikwong 29-09-2024 1 1   Download

The characterization and morphology of chitosan beads were investigated by Fourier-transform infrared spectroscopy technique (FT-IR), optical microscope and scanning electron microscope technique (SEM). The influence of NaOH concentration, pH, reaction time and adsorption isotherm was studied.

6p vikwong 29-09-2024 3 1   Download

WO3/Ag3VO4 photocatalyst was synthesized for benefiting the visible region of solar spectrum for degradation of antibiotic pollutant. The prepared catalyst was characterized by using scanning electron microscope (SEM), X-ray diffraction (XRD), infrared spectroscopy (IR) and energy-dispersive X-ray spectroscopy (EDX).

6p vikwong 29-09-2024 2 1   Download

In this paper, three imidazolium ionic liquids 1-methyl -3-ntetradecylimidazolium chloride ([C14MIM]Cl), 1-n-butyl -3-n-butylimidazolium chloride ([C4BIM]Cl), and 1-n-butyl-3-n-tetradecylimidazolium chloride ([C14BIM]Cl) with different alkyl chain lengths were synthesized and characterized by infrared, 1H-NMR and 13C-NMR NMR and nuclear magnetic resonance, and mass spectra.

6p vikwong 29-09-2024 3 1   Download

This study focuses on the synthesis of V-doped TiO2 materials using a modified polyol method to enhance their efficiency. The obtained materials were characterized by various methods such as XRD, EDX, FTIR, SEM, TEMSAED, Raman, and UV-Vis DRS. The results indicated the crystalline anatase phase of TiO2, with spherical morphology and an average size of 30nm. The UV-DRS measurement demonstrated that doped materials have a lower bandgap than the pristine TiO2.

6p vikwong 29-09-2024 1 1   Download

In this study, the Cu-TiO2-SBA-16 photocatalytic materials were successfully prepared by direct hydrothermal synthesis method. The products were characterized by X-ray diffraction (XRD), Ultraviolet– Visible Diffuse Reflectance Spectroscopy (UV-Vis DRS), energy dispersive X-ray (EDX), transmission electron microscopy (TEM), N2 adsorption–desorption isotherms, X-ray photoelectron spectroscopy (XPS) methods.

6p vikwong 29-09-2024 3 1   Download