Plasma—the fourth state of matter (video)
22 May 2009
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Myriam Jacobs
They call it the fourth state of matter: plasma. But what exactly is a plasma, how does it work and why do we need it for fusion energy? ºÚÁÏÉçapp Senior Scientific Officer for Energetic Particle Physics, Sergei Putvinski, explains in less than three minutes.
Watch the video here.