A research team has demonstrated that silicon nanospheres can strongly enhance second-harmonic generation (SHG) from an ...
Silicon nanospheres amplify second-harmonic generation from monolayer semiconductors over 40-fold while retaining ...
In atomically thin semiconductors, enhancing the frequency-doubled light signal has come at the cost of losing polarization ...
Engineers created a MEMS-tunable twisted bilayer photonic crystal chip that dynamically adjusts twist angle and spacing to ...
New research explores silicon nanorods in metasurfaces for polarization holographic encryption, addressing image recovery and ...
Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have created a chip-scale device that can dynamically control the "handedness" of light as it passes ...
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, ...
Augmented reality (AR) has evolved from a futuristic concept to a widespread technology, thanks to advancements in microdisplay technologies, ultracompact imaging optics, and high-speed digital ...
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