Precision Imaging Through Flames

A laser detection and ranging system can see 3D-objects melting in fires

Continuously Emitting Microlasers

A new energy-looping excitation mechanism in lanthanide-doped upconverting nanoparticles

Single Microcomb Replaces Multiple Lasers

First coherent-transmission experiments using amplitude modulation of a dark-pulse comb

Smelling With a Laser

Real-time and accurate measurements of gas properties with an optical frequency comb

Spectroscopy of Levitated Droplets

Laser-induced breakdown spectroscopy detects elements in a single water droplet

An Ultra-Thin Membrane Laser

Some of the world’s smallest and lightest lasers made by floating a thin plastic film off a substrate.

Data Transmission With Laser Frequency Combs

Discovery has the potential of increasing the capacity of wireless communications

Twisting Laser Light Probes Chirality

A new method to sensitively measure the structure of molecules

Charging with a Laser

First design of an end-to-end power delivery system delivers more than 2 W for a smartphone

Tuning Liquid-Crystal-Lasers

Lasing can be reversibly switched from the short-wavelength to the long-wavelength edge mode by applying a voltage