Universal Fast-Flux Control of a Coherent, Low-Frequency Qubit
Helin Zhang, Srivatsan Chakram, Tanay Roy, Nathan Earnest, Yao Lu, Ziwen Huang, D. K. Weiss, Jens Koch, David I. Schuster
Abstract
A set of protocols for initializing, controlling, and reading out a qubit design known as ``heavy fluxonium,'' operated in a previously unexplored regime, provides excellent coherence times and fast high-fidelity gates.
Topics & Concepts
QubitCoherence (philosophical gambling strategy)Computer scienceSet (abstract data type)Coherence timeQuantum information processingControl (management)PhysicsQuantumTopology (electrical circuits)Phase qubitQuantum computerReading (process)Quantum mechanicsQuantum decoherenceQuantum informationAlgorithmTheoretical computer scienceOne-way quantum computerUniversal setCoherence theoryQuantum Information and CryptographyQuantum and electron transport phenomenaMechanical and Optical Resonators