نتایج جستجو برای: cuog c3n4 nanocomposite

تعداد نتایج: 14854  

Journal: :Nanoscale 2018
Sulagna Patnaik Gayatri Swain K M Parida

Herein, a novel Cu-MoO3/g-C3N4 hybrid nanocomposite was successfully synthesized by a two-step strategy of one-pot pyrolysis followed by the impregnation method. The structure, phase, morphology and electronic environment of MoO3, g-C3N4 and Cu in the composite were determined by various characterization methods. The oxygen vacancies of MoO3 were ascertained by UV-DRS, Raman, and XPS analysis. ...

Journal: :Dalton transactions 2013
Yuanguo Xu Hui Xu Lei Wang Jia Yan Huaming Li Yanhua Song Liying Huang Guobin Cai

A novel, multi-walled carbon nanotubes (CNT) modified white C3N4 composite (CNT/white C3N4) with enhanced visible-light-response photoactivity was prepared. The white C3N4 and CNT combined together and formed the CNT/white C3N4 composite due to electrostatically-driven self-assembly with the hydrothermal method. The as-prepared white C3N4 and CNT/white C3N4 composite photocatalyst were characte...

Journal: :Nanoscale advances 2023

The present review focuses on the widely used graphitic carbon nitride (g-C3N4)-tungsten oxide (WO3) nanocomposite for photocatalytic applications. These catalysts are employed due to their easy preparation, high physicochemical...

Journal: :Catalysts 2022

In this work, a g-C3N4/porphyrin nanocomposite was fabricated through the self-assembling of monomeric Tetrakis (4-carboxyphenyl) porphyrin (TCPP) molecules with g-C3N4 nanomaterials. The characterizing results showed good distribution TCPP nanofibers diameter < 100 nm and several micrometers in length on nanoflakes’ surfaces. prepared had two bandgap energies 2.38 2.7 eV, which could harves...

In this study, novel CuO/g-C3N4 nanocomposite was simply synthesized by impregnation of g-C3N4 with CuO nanoparticles. Then, the heterogeneous catalyst was characterized by various techniques including Fourier transform infrared spectroscopy (FT-IR), X-ray diffraction (XRD), thermogravimetric analysis (TGA) and transmission electron microscopy (...

In this study, novel CuO/g-C3N4 nanocomposite was simply synthesized by impregnation of g-C3N4 with CuO nanoparticles. Then, the heterogeneous catalyst was characterized by various techniques including Fourier transform infrared spectroscopy (FT-IR), X-ray diffraction (XRD), thermogravimetric analysis (TGA) and transmission electron microscopy (...

2016
Marta Sierra Emma Borges Pedro Esparza Jorge Méndez-Ramos Jesús Martín-Gil Pablo Martín-Ramos

Different g-C3N4 composite systems (coke carbon/g-C3N4, Bi/Bi2WO6/g-C3N4 and Bi/Bi2MoO6/g-C3N4) have been assessed as photocatalysts for wastewater pollutants removal. The coke carbon/g-C3N4 hybrid, produced by thermal treatment at 550 °C of a composite made from melamine cyanurate and coke, only showed activity under UV-light irradiation. On the other hand, inorganic Bi spheres/Bi mixed oxides...

Journal: :Catalysts 2022

In this study, new organic-inorganic g-C3N4/CoAl-LDH nanocomposites were prepared and introduced to fabricate photocatalytic cement mortars by internal mixing, coating, spraying. The depollution of both was assessed NOx degradation reaction under UV-visible light irradiation. study results suggested that the efficiency improved with an increase in g-C3N4 content. g-C3N4/CoAl-LDH1.5 nanocomposit...

Journal: :Catalysts 2022

Water pollution has become a serious environmental issue. The textile industries using dyes are considered to be one of the most polluting all industrial sectors. application solar-light semiconductor catalysts in wastewater treatment, among which TiO2 can prospective candidate, is limited by rapid recombination photogenerated charge carriers. To address these limitations, was tailored with gra...

Journal: :Biochemical Engineering Journal 2022

ZrO2 @g-C3N4 photocomposite has been prepared from nanoparticles and g-C3N4 nanosheet using methanol via the ultrasonic method. The was characterized XRD, TEM, EDX, DRS, FTIR, XPS techniques compared with pure g-C3N4. A comparative study between photocatalytic performance of nanocomposite material used to degrade indigo carmine (IC) dye in an aqueous suspension developed. experimental photodegr...

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