An ultracentrifuge is a centrifuge optimized for spinning a rotor at very high speeds, capable of generating acceleration as high as 100 000 g. There are two kinds of ultracentrifuges, the preparative
A standard ultracentrifuge by manufacturer Beckman Coulter
Cascade of gas centrifuges used to produce enriched uranium. U.S. gas centrifuge testbed in Piketon, Ohio, 1984. Each centrifuge is some 40 feet (12 m) tall. (Conventional centrifuges in use today are much smaller, less than 5 metres (16 ft) high.)