[G] 表面・界面・触媒

15:00 〜 15:15

[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)

キーワード：

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.