Terahertz Laser With More Power

New design boosts the power output of the best-performing chip-scale terahertz laser by 80 percent.

Microscope Identifies Individual Particles

Low-cost spectroscopy technique could allow detection of microscopic amounts of chemicals

The Quantum Snooper

New microscopic sensor can be used to identify different gases simultaneously

More Power for Terahertz Lasers

Doubling the continuous output power opens up applications in spectroscopy and imaging

A Sharper Focus for Plasmonic Lasers

A periodic cavity structure channels light more intensely

First Quantum Cascade Laser on Silicon

New approach eliminates the need for an external light source for photonics circuits

Single-chip Laser Delivers Powerful Result

High power and rapid tuning for the detection of hazardous chemicals