Incoherent-mediator for quantum state transfer in the ultrastrong coupling regime

Abstract We study quantum state transfer between two qubits coupled to a common quantum bus that is constituted by an ultrastrong coupled light-matter system. By tuning both qubit frequencies on resonance with a forbidden transition in the mediating system, we demonstrate a high-fidelity swap operat...

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Bibliographic Details
Main Authors: F. A. Cárdenas-López, F. Albarrán-Arriagada, G. Alvarado Barrios, J. C. Retamal, G. Romero
Format: Article
Language:English
Published: Nature Portfolio 2017-06-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-017-04467-1