Optoelectronics & Photonics: Principles & Pract... 【Must Watch】

When light hits a material, it can eject electrons or create electron-hole pairs, forming the basis for sensors and solar cells.

Photodiodes and sensors that catch light and turn it back into a digital signal for a computer to read. 3. Real-World Applications Optoelectronics & Photonics: Principles & Pract...

The field is governed by a few fundamental physical interactions: When light hits a material, it can eject