On-Chip Minature Optical Isolator

An optical structure for generating nonreciprocal loss is provided that includes a first substrate layer and a magneto-optical layer positioned on the first substrate layer. The magneto-optical layer achieves nonreciprocity with application of an external magnetic field so as to produce resonantly enhanced nonreciprocal loss.

Researchers

Reuel Swint / Juan Montoya / Caroline Ross / Steven Spector

Departments: Lincoln Laboratory, Department of Materials Science and Engineering
Technology Areas: Chemicals & Materials: Nanotechnology & Nanomaterials / Electronics & Photonics: Semiconductors / Sensing & Imaging: Optical Sensing
Impact Areas: Advanced Materials

  • on-chip minature optical isolator
    United States of America | Granted | 8,749,871

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