A tiny polarization controlled metalens creates a flexible 3D sensor that shifts between precision and long-range modes, ...

Abstract: Indole spiropyran is a kind of ultraviolet (UV) sensitive material with excellent properties. In this article, a photonic crystal fiber (PCF) sensor with a built-in nano-silver layer is ...

Abstract: Pulse is a critical sign in evaluating physical health for traditional Chinese medicine. A wearable flexible pressure sensor is a good scheme for human pulse signal monitoring. The flexible ...

Withings, the world leader in connected health, today announced that the FDA has cleared BeamO1, the revolutionary health ...