نتایج جستجو برای: nanophotocatalyst

تعداد نتایج: 55  

2012
S. T. Hussain M. Mazhar Asima Siddiqa Hina Javid M. Siddiq

Sulfur doped titanium dioxide anatase nano-photocatalyst with different copper loadings (5, 10, 15, and 20 w/w %) was synthesized by hydrothermal method. The fabricated nanocatalysts were found to have high surface area, high aspect ratio, good surface morphology and high metals dispersion. The synthesized nanocatalysts were characterized by X-ray powder diffraction (XRD), Scanning electron mic...

M. Asghari, M. Feilizadeh M. Vosoughi S. M. E. Zakeri

A useful nanophotocatalyst (La,S-TiO2) was prepared by a sol-gel method and characterized by UV–vis diffuse reflectance spectroscopy (DRS), X-ray diffraction (XRD), photoluminescence emission spectroscopy (PL) and scanning electron microscopy (FESEM). The results showed that the La,S-TiO2, which calcined at 550 °C, contained only anatase phaseand its crystal size was 23 nm...

M. Asghari, M. Feilizadeh M. Vosoughi S. M. E. Zakeri

A useful nanophotocatalyst (La,S-TiO2) was prepared by a sol-gel method and characterized by UV–vis diffuse reflectance spectroscopy (DRS), X-ray diffraction (XRD), photoluminescence emission spectroscopy (PL) and scanning electron microscopy (FESEM). The results showed that the La,S-TiO2, which calcined at 550 °C, contained only anatase phaseand its crystal size was 23 nm...

Journal: :IOP conference series 2022

Abstract In this work, the multiwall carbon nanotubes (MWCNTs) based gold-zinc oxide (Au-ZnO) nanocomposite has been synthesized for visible light driven photocatalytic decolorization of reactive blue-4 (RB4) dye. The Au-ZnO/MWCNTs nanophotocatalyst successfully via thermal treatment method at 600 0C. physico-chemical properties MWCNTs and have investigated powder X-ray diffraction (XRD) spectr...

Journal: :Journal of the Mexican chemical society 2021

Abstract. This research firstly aims to fabricate and characterize doped TiO2 nanoparticles (NPs) by iron Sulphur dopants, then the determination of photocatalytic activity NPs. Titanium tetraisopropoxide (TTIP), trichloride hexahydrate, thiouria, glacial acetic are utilized as precursors in hydrothermal method without using a template or surfactant. The synthesized NPs investigated X-ray diffr...

Journal: Journal of Nanoanalysis 2020
Ensieh Ghasemi, Mojgan Jalali Farahani Reza Fazaeli,

In this research, Ni(8%)/TiO2/Zeolite NaX nanophotocatalyst was synthesized andevaluated as a desulfurizer catalyst from hydrophane 10 base oil. Various tests,including X-ray diffraction (XRD), Scanning Electron Microscopy (SEM), Energy-Dispersive X-ray Analysis (EDXA), Transmission Electron Microscopy (TEM), AtomicForce Microscopy (AFM), and BET/BJH were used to evaluat...

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