BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20251110T000000Z DTEND:20251112T000000Z SUMMARY:International World Forum & Expo on Nanotechnology starts on the 10th November 2025 09:00 LOCATION:osaka Unversity,Osaka,Japan END:VEVENT END:VCALENDAR