Meet The Microscopic Light Bulb

Break down a dielectric in a silicon device and it will emit light much like an incandescent filament

3 min read

Meet The Microscopic Light Bulb
Pinpricks of light, created from heated conductive filaments, glow through a transparent conductive film. This device is 300 micrometers in diameter; others as small as 25 micrometers have been demonstrated.
Image: Yue Kuo