Last Updated：2025/12/06
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Researchers designed a phononic crystal to focus elastic waves by exploiting its bandgaps and negative refraction.
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Researchers designed a phononic crystal to focus elastic waves by exploiting its bandgaps and negative refraction.
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phononic crystal
Noun
Japanese Meaning
周期構造を有し、その構造の周期性により、エネルギーが伝播できない帯域ギャップ（バンドギャップ）を生じ、さらに負の屈折現象を利用して波を集中的に制御することが可能なナノ構造体。
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