Cameras are a funny rabbit hole to fall down as a hacker, because we have well over a century of items to pick and choose ...

Abstract: In a polysilicon-based photodetector structure, a polysilicon film is important because it is both a light-absorption layer and a conductive path. The grain boundary inside the polysilicon ...

Here, we present a significant improvement of a commercially available THz TDS system by combining a novel ultrafast Er-doped fiber laser and improved iron-doped InGaAs (InGaAs:Fe) photoconductive THz ...