超ちょう微び細さい

na-adjective, noun

ultrafine; hyperfine; nanoscale

Technical term used in physics, chemistry, and materials science to describe extremely small scales, often at the nanometer level or finer. Can function as a noun or adjectival noun.

• 超ちょう微び細さい加か工こう技ぎ術じゅつは半はん導どう体たい製せい造ぞうに不ふ可か欠けつだ。

  Ultrafine processing technology is essential for semiconductor manufacturing.

• この材ざい料りょうは超ちょう微び細さいな粒りゅう子しからできている。

  This material is made of ultrafine particles.