Portrait of Akira Fujishima
Photo: Cabinet Secretariat Personnel Division, Government of JapanSource · CC BY 4.0 / Government of Japan Standard Terms of Use 2.0
Materials & Packaging

Akira Fujishima

Titanium-dioxide photocatalysis

JapanEvidence: high confidenceChecked July 2026

Government portrait mirrored and resized to WebP without compositional cropping; attribution retained on the profile.

Who is Akira Fujishima?

Akira Fujishima is an inventor associated with Japan. Their documented work in materials & packaging includes Titanium-dioxide photocatalysis, the contribution at the center of this evidence-backed profile.

Co-discovered the Honda–Fujishima effect: illuminated titanium dioxide can drive photocatalytic reactions, including water splitting.

Known forTitanium-dioxide photocatalysis
FieldMaterials & Packaging
Associated withJapan
Evidence reviewed2 sources
01

What did Akira Fujishima invent?

co-inventor

02

What did Akira Fujishima accomplish?

Titanium-dioxide photocatalysis became a physical technology used in air and water purification and in self-cleaning, anti-fogging, and anti-staining surfaces.

03

What is known about Akira Fujishima today?

A 29 June 2026 Nano Research Award announcement identified Fujishima as a current professor at Shanghai University of Science and Technology and invited his contribution to a special article.