Stabilizer Rényi entropy provides an exact closed-form witness for CP phases in spin-0 decays that standard entanglement quantifiers miss, with linear and quartic magic-inspired observables proposed for collider use.
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Quantum Magic Reveals CP Phases Invisible to Entanglement in Spin-0 Decays
Stabilizer Rényi entropy provides an exact closed-form witness for CP phases in spin-0 decays that standard entanglement quantifiers miss, with linear and quartic magic-inspired observables proposed for collider use.