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Asymmetric quantum telecloning of multiqubit states

Quantum Physics 2007-05-23 v1

Abstract

We propose a scheme of 1\to2 optimal universal asymmetric quantum telecloning of pure multiqubit states. In particular, we first investigate the asymmetric telecloning of arbitrary 2-qubit states and then extend it to the case of multiqubit system. Many figures of merit for the telecloning process are checked, including the entanglement of the quantum channel and fidelities of the clones. Our scheme can be used for the 1\to4 universal telecloning of mixed multiqubit states.

Keywords

Cite

@article{arxiv.quant-ph/0610249,
  title  = {Asymmetric quantum telecloning of multiqubit states},
  author = {Lin Chen and Yi-Xin Chen},
  journal= {arXiv preprint arXiv:quant-ph/0610249},
  year   = {2007}
}

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Revtex, 8 pages