Over short distances – say in optical links or in future light-coupled computer chips – lasers are largely unsuitable due to their cost and power consumption. Ideally, LEDs would be used in these ...

In a move to make high-speed communications with deep space missions a practical reality, NASA is testing a giant hybrid dish antenna that is capable of handling both radio and laser signals across ...

6-axis nanopositioning system assembly provides the ultra high precision required to mount and align optical components to be launched into space, new from PI. Image Credit: PI (Physik Instrumente) LP ...

A team from the Faculty of Physics and the Center for Quantum Optical Technologies at the University of Warsaw has developed a new type of all-optical radio receiver based on the fundamental ...

PORTLAND, Ore. — Spectral scanners using tiny semiconductor quantum-cascade (QC) lasers hold promise for handheld devices that can read out the chemical composition of nearly any sample. Unfortunately ...

WASHINGTON — Researchers have developed a new method for making tiny stretchable antennas from a hydrogel and liquid metal. The antennas could be used in wearable and flexible wireless electronic ...