Optimally controlled quantum discrimination and estimation
Daniel Basilewitsch, Haidong Yuan, Christiane P. Koch
Abstract
This work shows how to improve distinguishability between two qubit states and stabilize the maximally achievable distinguishability for times longer than the typical decay time by replacing the Ramsey protocol by one employing temporally shaped pulses.
Topics & Concepts
QubitQuantumWork (physics)MathematicsStability (learning theory)AlgorithmControl theory (sociology)Computer scienceStatistical physicsEstimation theoryQuantum phase estimation algorithmProtocol (science)PhysicsQuantum systemQuantum error correctionApplied mathematicsNoise (video)Quantum computerQuantum stateSpectrum (functional analysis)Scheme (mathematics)Quantum Information and CryptographyQuantum optics and atomic interactionsLaser-Matter Interactions and Applications