First isolation of a single silicon C-center at telecom L-band wavelengths. Photonic cavity coupling achieves 5× lifetime reduction and confirms single-photon emission, enabling scalable quantum networks in foundry-compatible silicon photonics.

First isolation of a single silicon C-center at telecom L-band wavelengths. Photonic cavity coupling achieves 5× lifetime reduction and confirms single-photon emission, enabling scalable quantum networks in foundry-compatible silicon photonics.