This research develops photonic integrated circuits that compute using light instead of electrons. By creating integrated all-optical transistors and photonic neural networks, the work advances ultra-fast optical computing systems capable of dramatically outperforming conventional electronic processors in speed, efficiency, and future artificial intelligence applications.

This research develops photonic integrated circuits that compute with light instead of electrons. The team built the first on-chip all-optical transistor, enabling ultra-fast optical processors and neural networks that can outperform electronic hardware by orders of magnitude. The work moves us toward practical, high-speed photonic computing for everyday devices.