Single electrons floating nanometers above superfluid helium, controlled via the same cavity-QED toolkit as superconducting qubits — that's EeroQ's bet. Their new Nature Physics paper just demonstrated strong coupling between a microwave photon and one of those electrons.
newquantumera.comElectrons on Superfluid Helium with Nick FarinaWhat if the path to a million-qubit processor doesn't run through silicon defects or massive wire bundles, but through single electrons floating a few nanometers above a film of superfluid helium?
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