You can still see comet 3I/ATLAS in the night sky. Here’s how.

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...
IEEE

A Multi-Azimuth Angle Sensor for Tilt Measuring Based on LPFG Array

Abstract: A multi-azimuth angle sensor for tilt measuring based on long period fiber grating (LPFG) array is proposed. It is designed based on the sensitivity of LPFG to refractive index. The sensor ...