Probing Nonclassicality of Two-Mode SU(2) Generator Based on Quantum Fisher Information Supported by the National Natural Science Foundation of China under Grant No. 11365006 and the Natural Science Foundation of Guizhou Province under Grant No. QKHLHZ[2015]7767 |
(Color online) The time evolution of the ratio R(t). (a) corresponds to g = 1.0 and 3.0, and (b) corresponds to g = 8.0 and 20.0, respectively. The red-dashed line denotes the referring value R = 0. The other parameter is N = 500, and all the relevant parameter is scaled by λ = 1. |