Last Updated：2025/11/21

(physics) An interface between a p-type and n-type semiconductor; used to create junction diodes and junction transistors

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p-n junction

Source Word

p-n junction

Noun

(physics) An interface between a p-type and n-type semiconductor; used to create junction diodes and junction transistors

Japanese Meaning

（物理学）p型半導体とn型半導体が接合された部分。 / 半導体デバイス（例：pn接合ダイオード、pn接合トランジスタ）を形成するために利用される界面。

The p-n junction in the solar cell separates charge carriers and generates an electric current when exposed to sunlight.

太陽電池内のp型とn型半導体の接合部は、光に当たると電荷キャリアを分離して電流を生成します。

Sense（1）

(physics) An interface between a p-type and n-type semiconductor; used to create junction diodes and junction transistors

In this way a pn-junction can be used as a diode – it can allow a current to flow, but only in one direction.

p-n junctions

（ plural ）