Lasers Produce High-Energy Terahertz Pulses

Terahertz radiation is to open the way for a new generation of compact particle accelerators

Colliding Lasers Double the Energy of Proton Beams

New type of laser-based particle accelerators could be useful for many applications, including proton therapy.​

All-Fiber Device Simplifies Quantum Key Distribution

Robust encoder switches polarization one billion times a second

Multi-Photon Microscopy for Endoscopes

A multi-photon laser penetrates deep into cells and provides high-resolution three-dimensional images of living tissue

Shortest Ultraviolet Laser Pulse Ever

Generation of few-cycle deep ultraviolet pulses via frequency upconversion of 5-fs near-infrared pulses in argon

Quantum Optical Microcombs

New device could be an important component of quantum computer systems

A Structured Laser Beam

New approach at CERN to produce beams that are almost non-diffractive

Analyzing the Lasing Threshold of Nanolasers

Systematic study of the second-order coherence properties of metal-semiconductor nanolasers

Brief Reflections from a Plasma Mirror

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

Narrowing the Spectrum of Diode Lasers

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