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US 2026/0078293 A1Published application
Regenerator material, refrigerator and superconducting coil incorporating apparatus
AssigneeKabushiki Kaisha Toshiba
InventorsNaoki KUROKAWA, Takahiro KAWAMOTO, Tomoe KUSAMA, Masaya HAGIWARA, Shinya SAKURADA
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Abstract
According to an embodiment, there is provided a regenerator material including an intermetallic compound represented by a compositional formula EraFebSi100-a-b (where 15≤a≤25, and 35≤b≤45), the intermetallic compound including a crystalline phase with a ThCr2Si2-type crystal structure as a main phase, and the crystal grain size of the main phase being 0.001 mm or more and 1 mm or less.
Claims11
A regenerator material comprising:
- an intermetallic compound represented by a composition formula EraFebSi100-a-b (where 15≤a≤25, and 35≤b≤45), wherein
- the intermetallic compound has a crystalline phase with a ThCr2Si2-type crystal structure as a main phase, and a crystal grain size of the main phase is 0.001 mm or more and 1 mm or less.
Dependencies are inferred from the claim text.