Universal photonic artificial intelligence acceleration

Nature 640, 368–374 (2025)

Demonstrated a photonic processor running advanced AI models (ResNet, BERT, Atari deep reinforcement learning) with near-electronic precision. Marks a substantial step towards post-transistor computing technologies.

Single-chip photonic deep neural network with forward-only training

Nature Photonics 18, 1335–1343 (2024)

Demonstrated a fully integrated photonic deep neural network on a single chip with forward-only training, achieving 92.5% accuracy on classification tasks with 410 ps latency. Opens path to nanosecond inference at femtojoule-scale energy efficiency.

Variational quantum unsampling on a quantum photonic processor

Nature Physics 16, 322–327 (2020)

Introduced variational quantum unsampling, a quantum neural network approach for verification and inference of quantum circuits. Applications include quantum measurement, tomography, sensing, and ansatz validation.

Deep learning with coherent nanophotonic circuits

Nature Photonics 11, 441–446 (2017)

Demonstrated optical neural network architecture using 56 programmable Mach-Zehnder interferometers on a silicon chip. Achieved vowel recognition with potential for enhanced speed and power efficiency over electronics.