On-chip optical isolator

摘要: Embodiments herein relate to photonic integrated circuits with an on-chip optical isolator. A transmitter chip may include a laser and isolator optically coupled the that includes waveguide having section magneto-optic liquid phase epitaxy grown garnet film. In some embodiments, cladding be film, arranged in Mach-Zehnder interferometer configuration, one or more polarization rotators, and/or film formed of material from rare-earth family. Other embodiments described claimed.