Fig. 3
From: Quantum non-Gaussianity and secure quantum communication

a QNG in terms of δ (main text) versus NCB for quantum non-Gaussian states. b QNG versus critical squeezing to achieve secure quantum teleportation
From: Quantum non-Gaussianity and secure quantum communication

a QNG in terms of δ (main text) versus NCB for quantum non-Gaussian states. b QNG versus critical squeezing to achieve secure quantum teleportation