Engineering

Ultrafast lasers on ultra-tiny chips

Lasers have become relatively commonplace in everyday life, but they have many uses outside of providing light shows at raves and scanning barcodes on groceries. Lasers are also of great importance in telecommunications and ...

Electronics & Semiconductors

Manufacturing advances bring material back in vogue

One of the world's most important artificial materials is back in vogue because scientists are harnessing its properties for new and diverse future applications such as space navigation and farming.

Electronics & Semiconductors

Integrated photonic circuits could help close the 'terahertz gap'

EPFL researchers have collaborated with colleagues at Harvard and ETH Zurich on a new thin-film circuit that, when connected to a laser beam, produces finely tailorable terahertz-frequency waves. The device opens up a world ...