BEGIN:VCALENDAR VERSION:2.0 PRODID:-//hacksw/handcal//NONSGML v1.0//EN TZ:+00 BEGIN:VEVENT DTSTART:20171031T000000Z DTEND:20171031T000000Z SUMMARY:Next Generation Materials for Solar Photovoltaics 2018: Oral abstract deadline due before 31st October 2017 LOCATION:The 91AV,London,United Kingdom END:VEVENT END:VCALENDAR