The experimental setup shown here incorporates on-chip optical parametric oscillator (OPO) technology to generate a frequency comb of laser-like light covering a wide range of frequencies with very ...

Metasurfaces featuring tailored silver nanocubes could allow thermal photodetectors to approach speeds akin to traditional ...

A new ultrathin photodetector from Duke University can sense light across the entire electromagnetic spectrum and generate a ...

Add Yahoo as a preferred source to see more of our stories on Google. Laser-like light that spans a wide range of frequencies is a powerful tool for science and industry. From semiconductor chip ...

A tiny metasurface chip can turn invisible infrared light into steerable visible beams, opening the door to powerful new ...

In a new study published in Science, researchers have developed a new method for detecting infrared light by changing its frequency to a corresponding frequency in the range of visible light.

Acoustic frequency combs organize sound or mechanical vibrations into a series of evenly spaced frequencies, much like the teeth on a comb. They are the acoustic counterparts of optical frequency ...