Abstract: We demonstrate the fabrication of a high-quality fiber Bragg grating (FBG) in a large mode area passive double-clad fiber (DCF) using femtosecond laser multi-layer line-by-line inscription.

The final, formatted version of the article will be published soon. This study presents an integrated automated monitoring system for foundation pits based on fiber Bragg grating (FBG) technology. The ...

Abstract: Machine learning (ML) facilitates rapid channel modeling for 5G and beyond wireless communication systems. Many existing ML techniques utilize a city map to construct the radio map; however, ...

Just when you thought the circular deals couldn’t get any more circular, OpenAI has invested in CEO Sam Altman’s brain computer interface (BCI) startup Merge Labs. Merge Labs, which defines itself as ...

Once used mainly for distraction, VR is now being studied as a way to retrain the brain’s pain pathways—especially for people with chronic and hard-to-treat conditions. Virtual reality isn’t just for ...