A laminated steel-reinforced stack of two GdBCO-Ag superconducting discs trapped 17.6 T at 22.5 K after a first run of 16.8 T at 26 K, demonstrating a route toward more reliable high-field bulk magnets.
(a) Magnitude of the trapped field measured at the center of the two-sample composite stack at 26 K as the external applied field was ramped-down
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Composite stacks for reliable > 17 T trapped fields in bulk superconductor magnets
A laminated steel-reinforced stack of two GdBCO-Ag superconducting discs trapped 17.6 T at 22.5 K after a first run of 16.8 T at 26 K, demonstrating a route toward more reliable high-field bulk magnets.