Results 101 to 110 of about 25,002 (279)

Preparation of Au/g-C3N4 composite particles and photocatalytic reduction of p-nitrophenol

Journal of Hebei University of Science and Technology, 2019
In order to solve the problem of photo-generated electron-hole separation which affects g-C3N4 photocatalytic acti-vity, Au/g-C3N4 composite particles are in situ prepared. The morphology, microstructure and composition of as-prepared Au/g-C3N4 composite
Rong YIN, Qifan YANG, Jing AN, Qingzhi LUO, Xueyan LI, Desong WANG   +5 more
doaj   +1 more source

Ultrasound–Calcination Synergistic Control of (Ce, La)PO4 Catalyst Structure for Enhanced Low‐Temperature NH3‐SCR Performance

Asia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT In this study, (Ce, La)PO4 catalysts were synthesized via an ultrasound‐assisted method. The effects of ultrasound duration and calcination temperature on the low‐temperature NH3‐SCR performance were systematically investigated. The results indicated that the (Ce, La)PO4 catalyst prepared with an ultrasound treatment time of 20 min and a ...
Na Li, Kai Yan, Shuning Tan, Ruifang Wang, Zhiyu Zhang   +4 more
wiley   +1 more source

Synthesis and Characterization of Ag–Fe Bimetallic Nanoparticles and Nanocomposites (Alloys and Core–Shells) for Photocatalytic Degradation of Bromophenol Blue Dye Using Grewia optiva Leaf Extract

Asia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Ag–Fe bimetallic nanoparticles (alloy and core–shell structures) were synthesized using Grewia optiva leaf extract through a green, phytochemical‐mediated approach. The effects of pH, temperature, extract concentration, and Ag:Fe molar ratio on nanoparticle formation were systematically optimized, enabling size‐controlled and morphologically ...
Sehrish Asad, Waheed Murad, Natasha Anwar, Khushbakht Asad, Muhammad Salman Khan, Shohreh Azizi, Malik Maaza   +6 more
wiley   +1 more source

Comparison of the Effects of Brominated Perylenediimide and Perylene Tetraester Modified G‐C₃N₄ S‐Scheme Nanocomposites on the Photocatalytic Degradation of Anionic and Cationic Dyes and Herbicide

Global Challenges
Metal‐free g‐C3N4 (graphitic carbon nitride) is a promising candidate for the next‐generation visible light‐responsive photocatalyst; however, the recombination and transfer of the photogenerated charge carriers restrict its photocatalytic performances ...
Erkan Aksoy, Emre Alp
doaj   +1 more source

Atomically precise metal cluster enzymes for pathological tissue regeneration

BMEMat, EarlyView.
Schematic illustration of atomically precise metal cluster enzymes (MCEs) for pathological tissue regeneration. Atomically precise MCEs can modulate biological processes, such as attenuation of inflammatory responses, eradication of bacterial pathogens, regulation of angiogenesis, and promotion of cell development.
Ziqiang Xiong, Zhifeng Shi, Mengqing Li, Jien Han, Haoyan Chen, Maofei Ran, Shaojian Zhong, Limin Ma, Chengyun Ning, Youzhun Fan, Zhenghua Tang, Peng Yu   +11 more
wiley   +1 more source

Metal‐Free Covalent Organic Frameworks for Photocatalytic CO2 Reduction

ChemistryEurope, EarlyView.
This review presents an environmentally sustainable strategy to address the critical issue of escalating atmospheric CO2 levels. It explores the application of metal‐free covalent organic frameworks in a photocatalytic approach, offering a green and efficient strategy for carbon dioxide reduction and contributing to climate change mitigation.
Supriti Dutta, Akhtar Alam, Pekham Chakrabortty, Pradip Pachfule   +3 more
wiley   +1 more source

Synthesis and characterization of CuO@NiO/g-C3N4 nanocomposite for photocatalytic and electrochemical application

Results in Chemistry
In this work, pristine g-C3N4 and CuO@NiO/g-C3N4 nancomposite (NC’s) were created and examined for their application in dye degradation and as supercapacitors.
E. Arulkumar, S. Thanikaikarasan, E.V. Siddhardhan   +2 more
doaj   +1 more source

Precision Catalysis in Dehydrogenation of Liquid Organic Hydrogen Carriers: Molecular Structure‐Geometry‐Electronic Interplay for Enhanced Hydrogen Evolution

Carbon Energy, EarlyView.
Atomic‐scale design principles for LOHC dehydrogenation: Tailoring geometric and electronic effects in metal catalysts to bridge the molecular structure of LOHC and dehydrogenation performance. ABSTRACT The advancement of hydrogen‐based energy systems necessitates innovative solutions for safe, efficient hydrogen storage and transportation.
Yongxiao Tuo, Jingying Qu, Huailu Sun, Hongwei Gai, Xiangyuan Qu, Junlun Zhu, Xiaohui Sun, De Chen, Xiang Feng   +8 more
wiley   +1 more source

In situ synthesis of ZnO/g-C3N4 based composites for photodegradation of methylene blue under visible light

Scientific Reports
In this study, in situ-synthesized ZnO/g-C3N4 based composites were used as photocatalysts for organic pollution removal. These nanocomposites were prepared through simple calcination of a mixture of melamine and ZnO nanoparticles and underwent ...
S. Pourali, R. Amrollahi, S. Alamolhoda, S. M. Masoudpanah   +3 more
doaj   +1 more source

Recent Progress on Fullerene–Based Functional Materials for Energy Conversion

Carbon Energy, EarlyView.
A schematic illustration summarizing the classification, and photo‐/electro‐‐/thermo‐catalysis and energy storage applications of C60 and derivatives. ABSTRACT Efficient energy conversion and environmental protection are still constrained by rapid carrier recombination, unstable interfaces, limited active site, and so on. Owing to the unique electronic
Ying Jiang, Bo Wu, Chunru Wang
wiley   +1 more source