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? ÌÇÐÄÆƽâ°æ Senior Scientific Officer for Energetic Particle Physics, Sergei Putvinski, explains in less than three minutes.
Watch the video here.