BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20200324T000000Z DTEND:20200324T000000Z SUMMARY:Nanophotonics and Micro/Nano Optics International Conference 2020: Early Bird Subimisson deadline due before 24th March 2020 LOCATION:Paris-Sorbonne University,Paris,France END:VEVENT END:VCALENDAR