Here are some recent highlights from the group:

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• Integrated broadband mid-infrared Fourier-transform spectrometer
• Nonlinear optical properties of integrated GeSbS chalcogenide waveguides
• Ultra-high on-chip optical gain in erbium-based hybrid slot waveguides
• DAC-less PAM-4 generation
• Carbon nanotube Si photonics
• Electro-optical-effect strained silicon