Superconducting Cavity Qubit with Tens of Milliseconds Single-Photon Coherence Time
Ofir Milul, Barkay Guttel, Uri Goldblatt, Sergey Hazanov, Lalit Mohan Joshi, Daniel Chausovsky, Nitzan Kahn, Engin Çiftyürek, F. Lafont, Serge Rosenblum
Abstract
A superconducting cavity qubit with coherence time an order of magnitude larger than the state of the art is demonstrated, showing the storage of a Schr\"odinger cat state with a record size of 1024 photons.
Topics & Concepts
QubitCoherence (philosophical gambling strategy)Coherence timePhysicsPhotonPhase qubitSuperconductivityFlux qubitCharge qubitCoherence lengthState (computer science)Quantum mechanicsOpticsQuantumComputer scienceAlgorithmQuantum Information and CryptographyQuantum Computing Algorithms and ArchitectureQuantum and electron transport phenomena