Last Updated:2025/11/19

Because cerium is so soft and tarnishes in air, it is often alloyed with other rare-earth metals to improve its durability in industrial applications.

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Because cerium is so soft and tarnishes in air, it is often alloyed with other rare-earth metals to improve its durability in industrial applications.

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セリウムは非常に柔らかく空気に触れると変色するため、工業用途では耐久性を高めるために他の希土類金属と合金にされることが多い。

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