Submission 197 How to Vote Submit Photo - Closed Gallery Rules Title: Plasma Sphere Winner! 4 Votes 464 Views 4 Years Since Submitted You cannot vote for winners. FacebookXLinkedIn Submission 207 Submission 193 You may also like Call For Papers Open – Due April 15th 2019 PACW Conference Glasgow, UK 2018 PACW Conference Sofia, Bulgaria 2017 PACW Conference Wroclaw, Poland 2016 PACW Conference Ljubljana, Slovenia 2015 PACW Conference Glasgow, UK