Integrated chip architecture provides scalable platform for controlling/ networking multi-qubit quantum processors

https://www.eurekalert.org/news-releases/1138966

"array reproducibility challenge in quantum technologies overcome deterministically growing site-controlled quantum dots guided by buried-stressor layer, integrating into circular Bragg grating resonators... marker-free integration eliminates need for alignment, enabling 6×6 array fabrication with 100% quantum generation of 99% pure single photons, high extraction efficiency, strong photon indistinguishability... wafer-scale quantum photonic: communications, optical computing, sensing"