Kinetic inductance coupling for circuit QED with spins

S. Günzler, D. Rieger, M. Spiecker +5

In contrast to the commonly used qubit resonator transverse coupling via the $\ddot{I}{ƒ}_{xy}$-degree of freedom, longitudinal coupling through $\ddot{I}{ƒ}_z$ presents a tantalizing alternative: i…