Gallium nitride is a semiconductor used to create bright-blue LEDs.

氮化镓是一种用来生产亮蓝色LED的半导体。

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LEDs are manufactured more or less like any other semiconductor.

LED的制造工艺和其他半导体无太大差别。

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There are even more benefits from the semiconductor character of LEDs.

FORBES: The LED Illumination Revolution

LEDs, semiconductor diodes that light up when current runs through them, are 10 to 20 times as expensive as incandescents, too high for use at home.

FORBES: Magazine Article

But LEDs are made from a semiconductor material, and are able to emit much more light for the same amount of electricity.

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