Exploiting a novel technique called phase discontinuity, researchers at the Harvard School of Engineering and Applied Sciences (SEAS) have induced light rays to behave in a way that defies the centuries-old laws of reflection and refraction.

Breakthrough elliptical cavity enables a wide range of applications in photonics.

Advance in metamaterials leads to a new semiconductor laser suitable for security screening, chemical sensing and astronomy.

Scalable devices inspired by nature exhibit customizable optical properties suitable for applications ranging from highly sensitive sensors and detectors to invisibility cloaks.

Self-assembly method yields materials with unique optical properties.