Photo electron Soul Inc. will deliver an invited talk at the 73rd JSAP Spring Meeting 2026,to be held on March March 15 – 18, 2026,at the Ookayama Campus, Institute of Science Tokyo. The talk will highlight recent progress in photocathode development and its impact on semiconductor inspection and measurement technologies.

This invited talk will be featured as a highlight in the symposium “Next-generation electron sources and new developments in electron beam technology”, a session dedicated to the most current and noteworthy topics in the field.

■ Meeting Overview
•Name :The 73rd Spring Meeting of the Japan Society of Applied Physics
•Date : March 15 – 18, 2026
•Venue : Ookayama Campus, Institute of Science Tokyo, Tokyo, Japan

■ Invited Talk Details
• Date & Time: March 17, 2026, 15:50–16:20
• Title  : Development of Semiconductor Photocathodes and New Horizons in Electron Beam Technology: How about a pulsed Electron source?
• Speaker : Atsushi Koizumi (Photo electron Soul Inc.)
• Note  : Presented within “New Developments in Next-Generation Electron Sources and Electron Beam Technologies”