Research

Si microphotonics
High Quality Factor Si Disks for nonlinear optics, Si lasers, and optical sensing

Integrated "Atom-Cavity" chips
(i) Integration of fiber-coupled high-Q SiNx microdisks with magnetostatic atom chips
(ii) All-Silicon "Atom-Cavity" Chip

Surface-Plasmon and Metallo-dielectric optics
(I) Planar Metallic Photonic Crystals for Light Guiding and Sensing
(ii) Surface-Plasmon resonant-Enhanced mid-IR Detectors

Solid-state cavity QED
Fiber-pigtailed semiconductor microdisks with embedded self-assembled InAs quantum dots

Surface-sensitive QCLs for microfluidic mid-IR spectroscopy on a chip
(i) Absorptive spectroscopy and organic solvent "fingerprinting" in the mid-IR using surface-sensitive Quantum Cascade lasers
(ii) Integrated Quantum Cascade Laser and Microfluidic Chip

Chip-scale optical interfaces (Macro-Micro-Nano)
Efficient Optical Fiber Coupling to Photonic crystal Devices

Photonic crystal microcavities
(i) Quantum Cascade Surface-Emitting Photonic Crystal Laser
(ii) High Quality Factor, Ultra-Small Volume Resonant Cavities for Cavity QED