Proposed ultralow-energy dual photonic-crystal nanobeam devices for on-chip N x N switching, logic, and wavelength multiplexing

R Soref, J Hendrickson - Optics Express, 2015 - opg.optica.org
Silicon-on-insulator Mach-Zehnder interferometer structures that utilize a photonic crystal
nanobeam waveguide in each of two connecting arms are proposed here as efficient 2× 2 …