Absolute Duration of the Photoelectric Effect

The photoemission from the tungsten conduction band can proceed faster than previously anticipated

Securing the Technological Lead with Laser Innovations

Institutes from Berlin and Jena are developing the world’s first pulsed Joule-class MIR laser

Advancing Undersea Optical Communication

Narrow-beam laser technology to enable communications between underwater vehicles

New Class of Laser Materials

Doping alumina crystals with neodymium ions ultra-short, high-power laser pulses

Research Electro Optics Acquired by Excelitas

Excelitas continues to expand as a single-source provider of end-to-end photonic solutions for commercial and defense markets.

Metasurface as an Optical Mixer

First nanostructured material for broad mixing of light waves

Fiber Laser with Liquid Core

Better control of soliton dynamics and supercontinuum generation in carbon disulfide/silica fibers

Laser Generates Nanoparticles in Record Time

Research team honored with Fojtik-Henglein Prize

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