A spin-triplet encoding based on valley-singlet states makes shuttling fidelities in Si/SiGe quantum wells higher and more robust to small valley splittings by suppressing Landau-Zener excitations.
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Noise correlations in shuttling entangled spin qubits can be exploited via logical encoding in two consecutively shuttled spins to achieve high fidelity even for very slow shuttling.
citing papers explorer
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Using a spin-triplet encoding to enhance shuttling fidelities in Si/SiGe quantum wells
A spin-triplet encoding based on valley-singlet states makes shuttling fidelities in Si/SiGe quantum wells higher and more robust to small valley splittings by suppressing Landau-Zener excitations.
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Decoherence and fidelity enhancement during shuttling of entangled spin qubits
Noise correlations in shuttling entangled spin qubits can be exploited via logical encoding in two consecutively shuttled spins to achieve high fidelity even for very slow shuttling.