Integrated 4-mode silicon photonic waveguide platform quadruples optical interconnect data throughput without increasing chip footprint

https://phys.org/news/2026-07-photonic-platform-lane-highway.html

"highly scalable spatial/modal multiplexing for high-density co-packaged optics/ AI optical interconnects on standard silicon CMOS fabricated processes... optical spatial modes travel simultaneously without signal interference...  AI compute clusters, high-speed data centers, high-density photonic integrated circuits"