Fig. 6: T and ΞΎ results were obtained during QKD operation under different turbulence conditions.
From: Free-space continuous-variable quantum key distribution under high background noise

a Clear weather from 19:03 to 19:13 on June 17. b Moderate rain from 19:13 to 19:23 on June 17. c Moderate rain from 19:23 to 19:33 on June 17. The left blue axis represents \({{\rm{T}}}_{\min }\) and the right red axis represents \({\xi }_{\max }\).