[G] Surface ,Interface and Catalysts

3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[188] Cocatalyst-free water splitting enabled by high-entropy perovskite photocatalysts

○Hai Ho Truong Nam¹, Makoto Arita², Kaveh Edalati¹ (1. Department of Automotive Science, Kyushu University, 2. Department of Materials, Kyushu University, Fukuoka 819-0395, Japan)

Keywords:

High-entropy oxides (HEOs),High-entropy perovskites,Photocatalysis,Hydrogen (H2) production,Co-catalyst

High-entropy perovskites were designed as cocatalyst-free photocatalysts for hydrogen production. The cubic HEPs show suitable band structures, stable nanograined phases, and efficient H2 evolution without Pt, demonstrating a scalable and sustainable route for solar-driven water splitting.