BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20250731T000000Z DTEND:20250731T000000Z SUMMARY:3rd International Conference on Nanotechnology Research and Innovation: Oral abstract deadline due before 31st July 2025 LOCATION:University of Aveiro,Aveiro,Portugal END:VEVENT END:VCALENDAR