暗あん電でん流りゅう

noun

dark current

Technical term in physics and electronics: the small electric current that flows through a photosensitive device even when no light is present.

• 暗あん電でん流りゅうは、光ひかり検けん出しゅつ器きのノイズの原げん因いんの一ひとつです。

  Dark current is one of the causes of noise in photodetectors.

• このセンサーは暗あん電でん流りゅうが非ひ常じょうに低ひくい。

  This sensor has very low dark current.