Entangling two superconducting LC coherent modes via a superconducting flux qubit

TL;DR

This paper proposes a method to generate maximally entangled coherent states between two superconducting LC modes using a flux qubit, advancing solid-state quantum information processing capabilities.

Contribution

It introduces a novel scheme to entangle two superconducting LC modes via a flux qubit, enabling arbitrary coherent state entanglement in solid-state devices.

Findings

Maximally entangled coherent states can be generated for arbitrary coherent states.

The scheme utilizes flux qubit controls to achieve entanglement.

Potential applications in quantum information processing.

Abstract

Based on a pure solid-state device consisting of two superconducting LC circuits coupled to a superconducting flux qubit, we propose in this paper that the maximally entangled coherent states of the two LC modes can be generated for arbitrary coherent states through flux qubit controls.