Abstract: To reduce the influence of random channel polarization variation, especially fast polarization perturbation, for continuous-variable quantum key distribution (CV-QKD) systems, a simple and ...

Chances are very high that you have never looked at your freezer and wondered, “Am I using that right?” We use most everyday items the way we found them being used, no questions asked. Because of this ...

Unlike gold, which is available in multiple purity levels such as 18K, 22K, and 24K, silver used for jewellery and investment in India follows a largely standardized purity system. This consistency ...

I didn’t go into the Simple One Gen 2 ride expecting to be wowed. Electric scooters today are packed with numbers, modes and promises, but what really matters is how they feel once you’re actually ...