  We experimentally demonstrate a record net capacity per wavelength of 1.23~Tb/s over a single silicon-on-insulator (SOI) multimode waveguide for optical interconnects employing on-chip mode-division multiplexing and 11$\times$11 multiple-in-multiple-out (MIMO) digital signal processing. 
1.23-Tb/s per Wavelength Single-Waveguide On-Chip Optical Interconnect   Enabled by Mode-division Multiplexing