Publication: Christian Hölzl, Aaron Götzelmann, Einius Pultinevicius, Moritz Wirth, Florian Meinert: Long-Lived Circular Rydberg Qubits of Alkaline-Earth Atoms in Optical Tweezers, Phys. Rev. X 14 (2024), DOI 10.1103/PhysRevX.14.021024, Physical Review X.