نتایج جستجو برای: moo3g c3n4

تعداد نتایج: 1225  

Journal: :Clean Technologies and Environmental Policy 2021

Assorted common contaminants namely organic dyes and nitro compounds are generated by various industries have caused alarming problems for the environment humans. The development of effective newer methods to eliminate these is imperative. One way pollutants deploy sustainable heterogeneous catalyst systems. Accordingly, a novel efficient magnetic nanocomposite comprising graphitic carbon nitri...

2015
Sheng Chen Jingjing Duan Jinrun Ran Shi‐Zhang Qiao

Cellulous-fiber papers are used as 3D structural templates for the assembly of graphene and graphitic carbon nitrate (g-C3N4) ultrathin nanosheets. The resultant materials, which possess highly active centers, rich porosity, and 3D conductive networks, can catalyze the oxygen evolution reaction with competitive activity and much better durability compared to the benchmark noble metal electrocat...

Journal: :Chemical communications 2014
Po Wu Jiarui Wang Jing Zhao Liejin Guo Frank E Osterloh

A high rate of 2.23 mmol h(-1) g(-1) (quantum efficiency of 6.67% at 400 nm) for visible light driven photocatalytic H2 evolution can be achieved with g-C3N4 by alkalization of the solution to a pH of 13.3, due to accelerated transfer of photoholes to the sacrificial donor.

Journal: :Chemical communications 2013
Xiaoxin Zou Juan Su Rafael Silva Anandarup Goswami Bhaskar R Sathe Tewodros Asefa

A synthetic route to low-density porous Ni-doped Co3O4 nanomaterials that show stable and superior electrocatalytic activity for O2 evolution reaction is reported. The materials are prepared via thermal treatment of "pre-synthesized" metal ions-embedded graphitic C3N4-based polymers.

Journal: :Environmental Research 2021

Graphitic carbon nitride (g-C3N4), as the one of most promising photocatalysts, usually relies on noble metal co-catalysts in photocatalytic water splitting H2 evolution process, which greatly increases use cost. Here, a zeolite imidazole framework (ZIF-67) derived [email protected]/g-C3N4 composite was constructed through facile thermal condensation ZIF-67 and melamine. The obtained composites...

Journal: :Catalysts 2023

α-NiS/g-C3N4 nanocomposites were synthesized and used for photocatalytic hydrogen (H2) evolution tetracycline hydrochloride (TC) degradation. The fabricated characterized by XRD, XPS, SEM, TEM, UV-vis DRS, TRPL, PEC measurements. Photocatalytic studies show that the generation rate of 15%-α-NiS/g-C3N4 nanocomposite reaches 4025 μmol·g−1·h−1 TC degradation 64.6% within 120 min, both which are hi...

Journal: :Journal of Physics and Chemistry of Solids 2021

The inefficiency of charge separation is the major practically limited factor towards high hydrogen evolution reaction (HER) photocatalysts. Therefore, design and construction efficient photocatalysts system with transfer path urgently necessary for HER. Herein, we report an effective strategy to construct Pt–MoSe2/g-C3N4 heterostructure through integrating facile solvothermal technique solutio...

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: :Chemical Engineering Journal 2022

Achieving high-efficiency photocatalytic conversion of CO2 into value-added chemicals remains a challenge. This study synthesizes In-doped TiO2 and g-C3N4 composites (In-TiO2/g-C3N4) via facile reliable method. The as-synthesized In-TiO2/g-C3N4 produces CO, CH4, C2H4 under UV, CO CH4 visible light from gaseous H2O vapor. A prolonged photocatalysis results in the continuous production same set c...

Journal: :Catalysts 2022

Wastewater from many sectors that contains hazardous organic pollutants exacerbates environmental contamination. Consequently, outstanding photocatalytic substances can successfully degrade are needed to provide pollution-free water. From this perspective, zinc oxide/g-C3N4-based composites desirable due their low cost, strong reactivity, and friendliness. So, in the current investigation, sequ...

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