Separability of evolving W state in a noise environment
Qian-Tong Men(门前同),Li-Zhen Jiang(蒋丽珍),Xiao-Yu Chen(陈小余)
Figure 1. Necessary conditions of separability for quantum state model (13). The numerical necessary conditions are obtained by minimizing ${ \mathcal L }$ with respect to randomly chosen parameter Mi.