BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20230424T000000Z DTEND:20230424T000000Z SUMMARY:META 2023, the 13th International Conference on Metamaterials, Photonic Crystals and Plasmonics: Early bird registration deadline due before 24th April 2023 LOCATION:Ecole Nationale Supérieure d'Arts et Métiers (ENSAM) ,Paris,France END:VEVENT END:VCALENDAR