Comment on "Role of Initial Entanglement and Non-Gaussianity in the Docoherence of Photon-Number Entangled States Evolving in a Noisy Channel"

TL;DR

This paper discusses the robustness of continuous-variable entangled states in noisy environments, specifically analyzing how initial entanglement and non-Gaussianity affect decoherence, building on prior experimental findings.

Contribution

It provides a critical commentary on previous work, clarifying the role of initial state properties in the decoherence process of photon-number entangled states.

Findings

Initial entanglement influences robustness against noise

Non-Gaussianity impacts decoherence dynamics

Highlights importance of state preparation in quantum communication

Abstract

A discussion on the robustness of continuous-variable entangled states under noisy environment is briefly given in direct relation to Phys. Rev. Lett. 105, 100503 (2010).