Recent Progress in Engineering Metal Halide Perovskites for Efficient Visible-Light-Driven Photocatalysis

Area of Science:

• Materials Science
• Photocatalysis
• Renewable Energy

Background:

• Growing environmental and energy concerns drive research into artificial photosynthesis.
• Metal halide perovskites (MHPs) exhibit exceptional optoelectronic properties, positioning them as promising photocatalytic materials.

Purpose of the Study:

• To introduce the structural features of MHPs relevant to photoinduced charge separation and migration.
• To summarize key photophysical and photochemical aspects of MHPs for photoredox catalysis.
• To extensively review MHP applications in solar energy harvesting and photocatalytic conversion.

Main Methods:

• Structural analysis of MHPs for charge dynamics.
• Summary of photophysical and photochemical properties.
• Review of MHP applications and performance enhancement strategies.

Main Results:

• MHPs possess advantageous structural and optoelectronic properties for photocatalysis.
• Applications include H2 evolution, CO2 reduction, pollutant degradation, and organic synthesis.
• Strategies to improve selectivity, activity, stability, and recyclability are discussed.

Conclusions:

• MHPs show significant potential in photoredox catalysis for sustainable energy solutions.
• Further research is needed to address existing challenges and unlock future development prospects.