Abstract: The concept of metagratings has been proposed as an efficient method of controlling the diffraction field of electromagnetic waves. In this paper, a reflective metagrating with ...

Physicists have taken a gemstone better known for engagement rings and turned it into a laboratory for one of the strangest ...

From this chilly vantage point, Villareal can see his monitor and also the top half of 270 Park Avenue, the new JPMorgan ...

In a new leap for neurobiology and bioelectronics, Northwestern University scientists have developed a wireless device that uses light to send information directly to the brain—bypassing the body's ...

A flexible optical identifier uses polarized emission from self-assembled crystal films to create two stable states that support tri modal authentication and improve reliability in secure device ...

Is it possible to 3d print a diffraction pattern? Martin Lewis issues warning over using debit cards Russell Crowe details health woes as he reveals the secret behind his 26kg transformation Mona has ...

NTT’s research division has developed what it claims to be the world’s first programmable nonlinear photonic waveguide capable of switching between multiple nonlinear-optical functions on a single ...

Yifeng Liu (from left) and Hae Yeon Lee working on the new cathodoluminescence spectroscopy system in the Shared Equipment Authority facilities at Rice University. HOUSTON – (Sept. 24, 2025) – Rice ...

The visible patterns produced by the time crystals could be used for data storage and anti-counterfeiting designs. When you purchase through links on our site, we may earn an affiliate commission.

“Supermode” is controllable pattern brighter than combined separate devices. 940 nm dual-cavity photonic crystal VCSEL array. Click for info. Today, VCSELs (vertical cavity surface-emitting lasers) ...