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Charge qubits

A long lifetime floating on neon

Electrons trapped above the surface of solid neon can be used to create qubits using spatial states with different charge distributions. These charge qubits combine direct electric field control with long coherence times.

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Fig. 1: Ultralong-coherence charge qubits floating on a solid neon surface.


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Correspondence to Atsushi Noguchi.

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The author declares no competing interests.

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Noguchi, A. A long lifetime floating on neon. Nat. Phys. 20, 16–17 (2024).

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