Mixed-State Long-Range Order and Criticality from Measurement and Feedback
Tsung-Cheng Lu, Zhehao Zhang, Sagar Vijay, Timothy H. Hsieh
Abstract
Utilizing midcircuit measurement and unitary feedback, a general framework is proposed to realize mixed states with a variety of quantum orders, criticality, and long-range entanglement in finite time.
Topics & Concepts
Unitary stateCriticalityQuantum entanglementVariety (cybernetics)Range (aeronautics)Statistical physicsState (computer science)Computer scienceQuantumPhysicsQuantum mechanicsAlgorithmEngineeringArtificial intelligencePolitical scienceLawAerospace engineeringNuclear physicsQuantum Information and CryptographyQuantum and electron transport phenomena