Research

Optical Information Processing

• Three-dimensional optical pattern recognition using localized holography
• Mode separation in multi-mode optical fibers
• Two-center holographic recording
• Thermal fixing in two-center holographic recording
• Diffractive optical elements using localized holographic recording

Nanophotonics

• Demultiplexing based on superprism effects in photonic crystals
• Electromagnetic wave propagation effects (diffraction/dispersion) in periodic media
• Nonlinear effects and optical bistability in photonic crystals
• Measurement and characterization of photonic crystal nanostructures
• Mode dispersion engineering in photonic crystal waveguides
• Ultrafast phenomena in photonic crystals
• Silicon nanophotonics
• Pulse propagation in photonics crystals
• Optical delay lines
• Inverse design and optimization of photonic crystal devices
• Numerical methods for optical device analysis
• Photonic crystal waveguides/cavities/couplers for filtering and sensing
• Nonlinear optics of microcavities and cavity quantum electrodynamics
• Slow light in active photonic crystal nanostructures
• All-optical, fiber-based arbitrary waveform generation

Biomedical Imaging and Sensing

• Biosensor applications using volume holograms
• Biosensor applications using photonic crystals
• Optical coherence tomography and spectroscopy
• Active and passive photonic "contrast" agents
• Microfluidics
• Biomedical sensing and imaging
• Optical tomography for in-vivo imaging

Optoelectronics

• Phononic crystals
• Photo-physics and applications of quantum dots
• Photonic crystal lasers
• Nanofabrication of III-V materials
• Devices for wireless and optical communications
• Electromagnetically induced transparency
• Chip-to-chip optical interconnection
• Optical deep space communication
• Phased array antennas