Silicon nanospheres amplify second-harmonic generation from monolayer semiconductors over 40-fold while retaining ...

A research team has demonstrated that silicon nanospheres can strongly enhance second-harmonic generation (SHG) from an ...

A new LED design uses a built-in nanoscale metasurface to emit circularly polarized light directly, eliminating bulky optics ...

Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have created a chip-scale device ...

In atomically thin semiconductors, enhancing the frequency-doubled light signal has come at the cost of losing polarization ...

New research explores silicon nanorods in metasurfaces for polarization holographic encryption, addressing image recovery and ...

A device produces green light while a researcher in lab gear stands in the background. This OLED device, which is held by a mechanical support, is producing circularly polarized light. Credit: ...

Fast radio bursts (FRBs) are a kind of energetic cosmic radio burst. Though their duration is usually at millisecond scale, their energy (estimated isotropically) reaches 10 ^36 ～10 ^41 erg, ...