John Joannopoulos

Department of Physics, MIT

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Inventions

Using Optical Solitons to Increase Figure-of-Merit of Laser Beam Deflection Devices

Surface-plasmon Index Guided Waveguides

Spectrometer Devices and Fabric from Co-drawn Conducting, Semiconducting, and Insulating Materials

Transverse Fiber Lasers

Efficient Terahertz Sources by Optical Rectification in Photonic Crystals and Metamaterials Exploiting Tailored Transverse Dispersion Relations

Surface-Plasmono Dielectric-Polaritonic (SPDP) Devices and Systems

Nonlinear Harmonic Generation and Devices in Multi-resonant Cavities

One-way Waveguides using Gyrotropic Photonic Crystals

Zero-group-velocity Modes in Holey Photonic-crystal Fibers

Efficient Terahertz Sources Based on Difference-frequency Generation in Triply-resonant Photonic Resonators

Fibers with Large Area Electrodes and Piezoelectric Fibers

A High Efficiency Micro-thermophotovoltaic Generator System

Angular Photonic Band Gap

Photodetecting Fiber

Fiber Draw Synthesis

Electromagnetic Wave Broadband Angular Selectivity

Controlled Azimuthal Emission from a Microfluidic Fiber Laser

Silicon-in-Silica Spheres via Temperature-Gradient Controlled Amplification of In-Fiber Capillary Instabilities

Enabling Single-mode Behavior Over Large Areas with Photonic Dirac Points

Enhanced Light Interaction with Organic Molecules in Photonic Crystal Slabs

All-in-Fiber Chemical Sensing