The rapid rise of photonic chips, which use light to process data instead of electrons, may offer faster means to transmit data. But scaling such chips has been held back by one stubborn issue: ...

Laser cooling breakthrough could make data centers much greener By Abhimanyu Ghoshal April 13, 2025 A Sandia materials scientist gazes into a viewport of a molecular beam epitaxy reactor, which will ...

Over the past several decades, researchers have been making rapid progress in harnessing light to enable all sorts of scientific and industrial applications. From creating stupendously accurate clocks ...

Forward-looking: Columbia University researchers have developed a compact photonics chip capable of producing dozens of laser wavelengths from a single high-power source, a breakthrough that could ...

Engineers are turning what used to be a bulky optics bench into something that fits on the tip of a finger, and the latest photonic chips go a step further by splitting a single laser into a ...

Researchers at Columbia have created a chip that turns a single laser into a “frequency comb,” producing dozens of powerful light channels at once. Using a special locking mechanism to clean messy ...

Technology promises to drive wider use of photonics in computers and other electronic devices Using standard silicon manufacturing processes, researchers from Intel (Santa Clara, CA) and the ...

The race for faster and more efficient data systems is reaching a critical point. With artificial intelligence driving an explosion in global data demand, even advanced fiber-optic networks are ...

A lab mishap has accidentally given birth to a laser-spewing chip that could rein in the power-hungry chaos of AI and its insatiable data cravings. Boffins tinkering with lidar tech have emerged from ...

Concentrating light in a volume as small as the wavelength itself is a challenge that is crucial for numerous applications. Researchers from AMOLF, TU Delft, and Cornell University in the U.S. have ...