Back to results
US 2026/0077337 A1Published application
Photocatalyst
AssigneeSeiko Epson Corporation
InventorsHonghao HOU, Ryoji KOMATSU, Ichiro ASAOKA, Toshiki HARA, Yukiko II, Yasuto KAKEMURA
Life of this patent
Estimating the term…
Abstract
A photocatalyst has a perovskite type crystal, the photocatalyst has, present on a surface, a stepped structure including a terrace and a step, and an occupancy ratio of a projected area of the stepped structure to a total projected area in an observation image of the surface is 20% or more. It is preferable that the terrace is formed of a {100} facet, and the step is formed of the {100} facet or a {110} facet.
Claims11
A photocatalyst comprising:
- a perovskite type crystal, wherein
- the photocatalyst has a stepped structure including a terrace and a step on a surface, and
- an occupancy ratio of a projected area of the stepped structure to a total projected area of the surface is 20% or more.
Dependencies are inferred from the claim text.