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Pictured are two of the new c-100 cryomodules partially installed in the continuous electron beam accelerator facility at thomas jefferson national accelerator facility.
Ten c-100 cryomodules have been added to cebaf as part of the 12 gev upgrade project. combined with the existing linear accelerations, they will double the energy of cebaf's electron beam - from 6 giga-electron volts to 12 gev. Original public domain image from Flickr
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