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quant-ph2006★ 13 cited
Bound entangled states with nonzero distillable key rate
Dong Pyo Chi, Jeong Woon Choi, Jeong San Kim +2
In this paper, we present sufficient conditions for states to have positive distillable key rate. Exploiting the conditions, we show that the bound entangled states given by Horode…
quant-ph2006★ 6 cited
Notes on the hidden subgroup problem on some semi-direct product groups
Dong Pyo Chi, Jeong San Kim, Soojoon Lee
We consider the hidden subgroup problem on the semi-direct product of cyclic groups with some restriction on and . By using the homomorphic properties,…