Dear all,   Happy new year! I hope you all entered 2021 happily and safely. …

Our paper on Controlled multi-photon subtraction with cascaded Rydberg superatoms as single-photon absorbers is on …

We are looking a lot forward to working together with Jiachen Zhao, who will start …

We are quite happy that two recent papers are now appearing in Physical Review A …

Every day until the 24th this post will be updated with a new lab-themed challenge! …

The solutions will be put here sometimes after 6 the day after each exercise has …