Hybrid linear amplifier-involved detection for continuous variable quantum key distribution with thermal states
He Yu-Qian1, Mao Yun1, †, Zhong Hai1, Huang Duang2, Guo Ying1
       

The optical parameter gNLA for the tunable channel loss at different frequencies: (a) channel loss fixed at {0.04,0.05,0.06}, (b) channel loss fixed at {0.16,0.18,0.20}.