COLD STORAGE MATERIAL, COLD STORAGE MATERIAL PARTICLE, GRANULATED PARTICLE, COLD STORAGE DEVICE, REFRIGERATOR, CRYOPUMP, SUPERCONDUCTING MAGNET, NUCLEAR MAGNETIC RESONANCE IMAGING APPARATUS, NUCLEAR MAGNETIC RESONANCE APPARATUS, MAGNETIC FIELD APPLICATION TYPE SINGLE CRYSTAL PULLING APPARATUS, HELIUM RE-CONDENSING DEVICE, AND DILUTION REFRIGERATOR
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United States of America
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Issued Date -
Nov 21, 2024
app pub date -
Jul 25, 2024
filing date -
Jul 25, 2024
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Abstract
A cold storage material of an embodiment includes a rare earth oxysulfide containing a rare earth element, a garnet-type rare earth oxide containing a rare earth element and Al, and an aluminum oxide, and a ratio of X-ray diffraction peak intensity of the garnet-type rare earth oxide to X-ray diffraction peak intensity of the rare earth oxysulfide is 0.1% or more and 40% or less.
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