diode

/dahy-ohd/US // ˈdaɪ oʊd //UK // (ˈdaɪəʊd) //

二极管,二次元,二极体,二次方

Definitions

n.名词 noun

1
Electronics.
- : a device, as a two-element electron tube or a semiconductor, through which current can pass freely in only one direction.

OLED screens consist of many tiny diodes that emit their own light, which lands them in a category called emissive displays.
Each diode is smaller than a grain of sand, which makes them roughly one fortieth the size of the previous LEDs.
The main draw for the mini LED tech is, predictably, the size of the diodes that provide the TV’s illumination.
The Daily Pic: Ingo Maurer shows it's better to charge a single diode than curse the darkness.