'Flawless on the outside, flipped within': Detecting hidden defects in 2D dielectrics with light

A material may appear flawless on the surface yet fail to function properly. The cause lies in structural defects hidden ...
IEEE

High Accuracy Distance Measurement With FMCW Radar and Phase Algorithm

Abstract: The main focus of this paper is on an indoor positioning system based on high-precision ranging. Firstly, a high-precision algorithm based on phase was studied and compared with other ...