A multiphoton heralding protocol in an OPA produces large-amplitude squeezed cat states and parity-selective Fock superpositions from squeezed vacuum, with claimed Wigner negativity, phase-space complexity, and loss resilience.
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Multiphoton heralding generates large-amplitude squeezed Schr\"odinger cat states and parity-selective Fock superpositions from squeezed vacuum via an OPA
A multiphoton heralding protocol in an OPA produces large-amplitude squeezed cat states and parity-selective Fock superpositions from squeezed vacuum, with claimed Wigner negativity, phase-space complexity, and loss resilience.