نتایج جستجو برای: cuog c3n4 nanocomposite

تعداد نتایج: 14854  

2017
Xiaowen Huang Huimin Hao Yang Liu Yujiao Zhu Xuming Zhang Yasser M. Sabry

Artificial photosynthesis is the imitation of natural photosynthesis, which promises an efficient way to use solar energy to synthesize organic matters, in which the key step is the coenzyme regeneration (NADH/NADPH). To achieve an efficient regeneration rate, various photocatalysts have been developed, such as g-C3N4 and mesoporous carbon nitride (mpg-C3N4). Generally, efficiency determination...

2018
Hailin Yu Xuefan Jiang Zhenguang Shao Jinfu Feng Xifeng Yang Yushen Liu

Half-metallicity rising from the s/p electrons has been one of the hot topics in spintronics. Based on the first-principles of calculation, we explore the magnetic properties of the B-doped graphitic heptazine carbon nitride (gh-C3N4) system. Ferromagnetism is observed in the B-doped gh-C3N4 system. Interestingly, its ground state phase (BC1@gh-C3N4) presents a strong half-metal property. Furth...

2016
Han Sun Yue Cao Leiyu Feng Yinguang Chen

Reducing the recombination probability of photogenerated electrons and holes is pivotal in enhancing the photocatalytic ability of graphitic carbon nitride (g-C3N4). Speeding the departure of photogenerated electrons is the most commonly used method of achieving this. To the best of our knowledge, there is no report on suppressing the recombination of photogenerated electron-hole pairs by immob...

Journal: :Physical chemistry chemical physics : PCCP 2016
Yuangang Li Xiaoliang Wei Xiangyang Yan Jiangtao Cai Anning Zhou Mengru Yang Kaiqiang Liu

Hydrogen production from seawater and solar energy based on photoelectrochemical cells is extremely attractive due to earth-abundance of seawater and solar radiation. Herein, we report the successful fabrication of novel inorganic-organic 2D/2D WO3/g-C3N4 nanosheet arrays (WO3/g-C3N4 NSAs) grown on a FTO substrate via a facile hydrothermal growth and deposition-annealing process, and their appl...

Journal: :Dalton transactions 2015
Hong Liu Zhitong Jin Zhengzheng Xu

Novel visible-light-driven Cd0.2Zn0.8S/g-C3N4 inorganic-organic composite photocatalysts were synthesized by a facile hydrothermal method. The prepared Cd0.2Zn0.8S/g-C3N4 composites were characterized by X-ray diffraction (XRD), X-ray photoelectron spectroscopy (XPS), Fourier transform infrared spectroscopy (FT-IR), transmission electron microscopy (TEM), high-resolution transmission electron m...

2016
Guohui Dong Liping Yang Fu Wang Ling Zang Chuanyi Wang

For photocatalytic removal of nitric oxide (NO), two major issues need to be addressed: incomplete oxidation of NO and deactivation of the photocatalyst. In this study, we aimed to solve these two problems by constructing an all-solid-state Z-scheme heterojunction (PI-g-C3N4) consisting of g-C3N4 surface modified with perylene imides (PI). PI-g-C3N4 exhibits significant enhancement in photocata...

Journal: :Coatings 2022

This study explores the tribological performance of microwave-assisted synthesized g-C3N4/MoS2 coatings. The two-dimensional transition metal dichalcogenide (TMD) nanosheet is getting prominence in tribology due to its layered structure. graphitic carbon nitride (g-C3N4) was made using calcination method and nanocomposite with molybdenum disulfide (MoS2) produced a method. structure morphology ...

2018
Peng Wang Lanlan Zong Zhongjie Guan Qiuye Li Jianjun Yang

An economic and effective Pt-based alloy cocatalyst has attracted considerable attention due to their excellent catalytic activity and reducing Pt usage. In this study, PtNi alloy cocatalyst was successfully decorated on the g-C3N4/GO hybrid photocatalyst via a facile chemical reduction method. The Eosin Y-sensitized g-C3N4/PtNi/GO-0.5% composite photocatalyst yields about 1.54 and 1178 times h...

Journal: :Inorganics (Basel) 2023

This research examined the production of a V2O5-g-C3N4 nanocomposite to remove organic dyes from wastewater. To generate nanocomposite, sonication method was applied. The testing with various (basic fuchsin (BF), malachite green (MG), crystal violet (CV), Congo red (CR), and methyl orange (MO)) revealed that has high adsorption ability towards BF, MG, CV, CR in comparison MO dye. It established...

Journal: :Water 2023

A mesoporous Zr-G-C3N4 nanomaterial was synthesized by a succinct-step ultrasonication technique and used for Cu2+ ion uptake in the aqueous phase. The adsorption of examined varying operating parameters, including initial metal concentration, contact time, pH value. nanosorbent displays graphitic carbon nitride (g-C3N4) ZrO2 peaks with crystalline size ~14 nm, as determined XRD analysis. sorbe...

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