Squeezed Fock states under two-phonon driving become eigenstates of a Kerr-nonlinear mechanical oscillator with exponentially enhanced anharmonicity, enabling a mechanical squeezed-Fock qubit for improved weak-force sensing.
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Mechanical Squeezed-Fock Qubit: Towards Quantum Weak-Force Sensing
Squeezed Fock states under two-phonon driving become eigenstates of a Kerr-nonlinear mechanical oscillator with exponentially enhanced anharmonicity, enabling a mechanical squeezed-Fock qubit for improved weak-force sensing.