Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

Continuous variable quantum key distribution (CV-QKD) protocol has drawn much attention due to its compatibility with existing optical communication systems. In this paper, we propose a quaternary ...

The article describes methods for calibrating angular encoders. The descriptions of calibration methods based on the use of autocollimator, laser interferometer and precision angular encoder are ...