窒ちっ化か

noun, noun or participle which takes 'suru'

nitriding; nitridization

Technical term in materials science and chemistry for the process of diffusing nitrogen into a metal surface to improve hardness and wear resistance. Used as a noun or with する.

• 鋼はがねの表ひょう面めんを窒ちっ化かすることで耐たい摩ま耗もう性せいが向こう上じょうする。

  Nitriding the surface of steel improves wear resistance.

• この部ぶ品ひんは窒ちっ化か処しょ理りが施ほどこされている。

  This part has been nitrided.

noun-modifying (irregular)

nitride (of)

Chemistry term used prenominally to indicate a compound containing nitrogen, e.g., 窒化ケイ素 (silicon nitride).

• 窒ちっ化かガリウムは青あお色いろLEDに使つかわれる。

  Gallium nitride is used in blue LEDs.