Multimodal Purcell enhancement and optical coherence of Eu${}^{\text{3+}}$ ions in a single nanoparticle coupled to a microcavity

Timon Eichhorn, Nicholas Jobbitt, Sören Bieling +8

Europium-doped nanocrystals constitute a promising material for a scalable future quantum computing platform. Long-lived nuclear spin states could serve as qubits addressed via coh…