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Plasmonic nanoparticle enhanced heterojunction

Project description

Tackling water pollution with light-driven catalysis

Water pollution is a growing global concern, threatening ecosystems and human health. Traditional treatment methods are often inefficient against modern industrial pollutants. Photoelectrocatalysis (PEC) is an emerging technology that uses light and electricity to break down harmful substances in water. PEC has mainly been used for clean energy applications like hydrogen production but is now gaining attention for its potential in water purification. With the support of the Marie Skłodowska-Curie Actions programme, the PATCH PROJECT aims to boost PEC performance by developing a new material that combines two semiconductors and include gold nanoparticles to increase light absorption and reaction efficiency. Using a clean synthesis method, the project seeks to create a scalable, eco-friendly solution for safer, cleaner water.

Objective

Water pollution has become a critical global challenge with serious environmental and health consequences, driven by rapid industrialization, poor waste management, and ineffective sewage systems. Addressing this critical issue requires innovative and efficient water treatment technologies. Among such technologies, photoelectrocatalysis (PEC) combines photocatalysis and electrocatalysis, showing great promise for pollutant degradation. While PEC has primarily been explored for hydrogen production, its application in water decontamination is increasingly important, highlighting the need for advanced materials to enhance PEC performance. BiVO4, a well-studied n-type semiconductor, offers potential for PEC due to its narrow band gap and low cost. However, its performance is limited by poor charge separation and high recombination rates. To overcome these challenges, this project focuses on developing a CuO/BiVO4 heterojunction, which improves charge separation through the creation of a p-n junction, leading to enhanced photocatalytic performance. The inclusion of plasmonic nanoparticles, especially gold (Au), will further improve PEC activity by increasing light absorption, boosting charge transfer, and facilitating more efficient redox reactions, resulting in effective pollutant degradation.
Synthesis challenges, such as scalability and purity, will be tackled using pulsed laser ablation in liquid (PLAL), an environment-friendly and efficient technique for fabricating nanomaterials. PLAL offers advantages in controlling nanoparticle size, ensuring strong interfacial contact, and producing high-quality materials.
Through the development of a plasmonic nanoparticle-enhanced CuO/BiVO4 heterojunction for PEC pollutant degradation, this project aims to deliver a scalable, efficient, and environmentally sustainable solution for water purification, contributing to cleaner water and a healthier planet.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2024-PF-01

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Coordinator

UNIVERSITE LYON 1 CLAUDE BERNARD
Net EU contribution
€ 242 260,56
Address
BOULEVARD DU 11 NOVEMBRE 1918 NUM43
69622 Villeurbanne Cedex
France
Region
Auvergne-Rhône-Alpes Rhône-Alpes Rhône
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data