A review on bismuth oxyhalide based materials for photocatalysis

Area of Science:

• Materials Science
• Photocatalysis
• Renewable Energy

Background:

• Photocatalytic solar energy transformation is crucial for addressing environmental and energy crises.
• Bismuth oxyhalides (BiOX) are emerging materials with excellent photocatalytic properties due to their layered structure and band structure.
• Enhanced solar energy conversion is achieved through the resilient light response of BiOX materials.

Purpose of the Study:

• To review recent advancements in the design and tuning of BiOX-based materials for improved solar energy conversion.
• To explore preparation and tuning strategies that enhance the photocatalytic behavior of BiOX.
• To identify challenges and opportunities for future development of BiOX materials in energy applications.

Main Methods:

• Summarizing recent developments in BiOX material design and tuning.
• Investigating preparation techniques to enhance photocatalytic activity.
• Exploring methods like elemental doping and the formation of oxygen vacancies to improve charge separation and photocatalysis.

Main Results:

• Tuning and design strategies significantly improve the energy conversion efficiency of BiOX materials.
• Elemental doping and oxygen vacancies effectively suppress charge recombination, boosting photocatalytic reactions.
• BiOX-based nanocomposites demonstrate significant potential in various applications.

Conclusions:

• BiOX-based materials offer a promising avenue for efficient solar energy conversion.
• Strategic material design, including doping and nanocomposite formation, is key to optimizing photocatalytic performance.
• Further research into BiOX materials holds significant opportunities for environmental and energy solutions.