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Table. 2.

Descriptions and illustrations of ferromagnetism by textbook.

Category Content A B C D E F G H
Description Magnetic domain O X X O O O O O
Spin coupling X X X X X O X O
Randomly oriented domains(magnetic moments) O O O X O O X O
Domain wall change with external field X X X O O O O
Strongly attracted by magnet O O O X O O O O
Curie temperature X X X X O O O
Thermal motion X X X X X O X O
Illustration Domain change O X X O O O O
External filed removal O O O X O O O O
New Phys.: Sae Mulli 2024;74:494~503 https://doi.org/10.3938/NPSM.74.494
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