Two schemes of multiparty quantum direct secret sharing via a six-particle GHZ state* |
Xin-Wei Zha,Ruo-Xu Jiang,Min-Rui Wang |
Figure 2. The flow chart of scheme 2 includes the distribution of particles sequences and corresponding unitary operations ${U}_{{}_{2}}$, ${U}_{{}_{4}}$, ${U}_{{}_{6}}$. |
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