Ultrafast High-Power Multi-Channel Laser Driver for Lidar

Advancement in laser driver technology enables longer range and higher resolution lidar architectures

A Nanolaser Shines in All Directions

Irregularities in the materials of the laser are responsible for the omnidirectional light emission

How to Improve Optical Tweezers

A powerful algorithm for microscopic force reconstruction retrieves the force field acting on a Brownian particle

Terahertz Laser for Sensing and Imaging

High-power, tunable design could be used for chemical detection in outer space and medical imaging

Frequency Combs for Microchip-Size Chemical Sensors

New technology produces laser frequencies in a much easier and more robust way than before.

Brief Reflections from a Plasma Mirror

Plasmas consisting of relativistic electrons are used to generate highly intense attosecond laser pulses

Nanolasers Light up Immune Cells

The new lasers in the form of tiny disks are much smaller than the nucleus of most cells

Controlling Light with AI

New photonic chip to prepare and manipulate patterns of femtosecond optical pulses

A Chip-Based Nonmechanical Beam Steerer

The new devices provide steering in two dimensions without relying on moving parts

Narrowing the Spectrum of Diode Lasers

A useful replacement for the more complex single-frequency lasers is possible