نتایج جستجو برای: g c3n4

تعداد نتایج: 441477  

Journal: :Processes 2023

Highly efficient visible-light-driven heterogeneous photocatalyst Ag3PO4/g-C3N4 with different weight ratios from Ag3PO4 to g-C3N4 were synthesized by a facile in situ hydrothermal method and characterized X-ray diffraction (XRD), scanning electron microscopy (SEM), Fourier transform infrared spectrometry (FTIR), photoluminescence spectra (PL), UV–vis diffuse reflectance (UV-Vis), electrochemic...

Journal: :Catalysts 2022

Two-dimensional graphitic carbon nitrides (2D g-C3N4) are promising photocatalysts for water splitting to hydrogen due their non-toxicity and high stability. However, the bulk g-C3N4 has some intrinsic drawbacks, such as rapid electron–hole recombination low charge-carrier mobility, resulting in poor photocatalytic activity. Here, 2,4-diamine-6-phenyl-1,3,5-triazine was employed a precursor reg...

Journal: :Catalysts 2023

Atrazine is a systemic herbicide widely used in weed control. In recent years, it has been largely detected surface and groundwater several locations all over the world. Photocatalysis green sustainable technology with huge application prospects pollution control degradation of organic water pollutants. this work, photodegradation aqueous atrazine was investigated pristine graphitic carbon nitr...

Journal: :Medžiagotyra 2022

Graphitic carbon nitride (g-C3N4) is a metal-free photocatalyst with visible light response. However, the disadvantages limit its application in wider range, such as small specific surface areas, fewer active sites, narrow absorption range and high photogenic carrier recombination. In this paper, NaOH was used activator for alkaline activation of g-C3N4. The phase composition, micromorphology, ...

Journal: :Physical chemistry chemical physics : PCCP 2015
Haijun Zhang Xueqin Zuo Huaibao Tang Guang Li Zhen Zhou

The origin of the photoactivity in graphitic carbon nitride (g-C3N4) and the strategies for improving its photocatalytic efficiency were systematically investigated using first-principles computations. We found that g-C3N4 composed of tri-s-triazine units (g-CN1) is preferable in photocatalysis, owing to its visible-light absorption and appropriate band edge potentials. Despite the benefit of n...

Journal: : 2022

Uygun morfolojiye ve mükemmel iletkenliğe sahip yüksek verimli, düşük maliyetli hibrit nanoyapılar tasarlamak, elektrokimyasal depolama cihazlarında kullanılan elektrotlar için umut vericidir. Bu çalışma, süperkapasitör (SK) uygulamaları grafitik karbon nitrür (g-C3N4) indirgenmiş grafen oksit hidrojel (rGOH) yapılarından oluşan üç boyutlu (3B) yapının üretimi çalışmalardan elde edilen sonuçlar...

Journal: :Physical Chemistry Chemical Physics 2015

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