Last time you shopped for skin care products, you might have noticed facial masks seem to be everywhere. Facial masks are marketed as products that can help improve your skin tone, texture, and health ...

Abstract: The self-heating effect in electronic devices can lead to localized hotspots, adversely affecting their performance and reliability, particularly in high-power-density devices like gallium ...

Abstract: Spot beam focusing (SBF) is the process of focusing the signal power in a small spot-like region in the 3D space, which can be either hard-tuned (HT) using traditional tools like lenses and ...