Peng-Bo Li

A hybrid quantum system has been proposed, combining long-lived spin memory, a fast superconducting processor, and a topologically protected mediator — a magnetic skyrmion. Its oscillations bridge the atomic world of defects with macroscopic circuits, overcoming the scale chasm. Calculations promise

For quantum technologies like precise photometry (measuring light) and spectroscopy (analyzing matter with light), sources of single photons—light particles emitted strictly one at a time—are needed. Previously, one had to choose between purity (one photon without a pair) and brightness (flux per se