Cryogenics: How we’ll make our fusion machine magnets colder than Pluto

The interior of our SPARC fusion machine will be a place of extreme temperature contrast. Right next to the hottest place in the solar system — the chamber where fusion occurs — we’ll also have magnets that are among the solar system’s coldest places. The post Cryogenics: How we’ll make our fusion machine magnets colder than Pluto first appeared on The Tokamak Times .