Figure 1
Schematic side view of the cryostat for a superconducting magnet. A, He-gas cryocooler; B, refrigerator for radiation shields; C (P1), the first stage shield (∼70 K); D (P2), the second stage shield (∼20 K); E, liquid-He level meter; F, 4 K heat exchanger of the cryocooler; G, superconducting magnet; H, room-temperature bore; I, Cu current lead; J, HTS current lead; K, NbTi superconductor and Cu current lead. |