3 papers
quant-ph2022
Atomic indirect measurement and robust binary quantum communication under phase-diffusion noise
Min Namkung, Jeong San Kim
It was known that a novel quantum communication protocol surpassing the shot noise limit can be proposed by an atomic indirect measurement based on the Jaynes-Cummings model. Moreo…
quant-ph2021
Violation of general Bell inequalities by a pure bipartite quantum state
Elena R. Loubenets, Min Namkung
In the present article, based on the formalism introduced in [Loubenets, J. Math. Phys. 53, 022201 (2012)], we derive for a pure bipartite quantum state a new upper bound on its ma…
quant-ph2021
Two-sequential Conclusive Discrimination between Binary Coherent States via Indirect Measurements
Min Namkung, Elena R. Loubenets
A general scenario for an -sequential conclusive state discrimination introduced recently in Loubenets and Namkung [arXiv:2102.04747] can provide a multipartite quantum communic…