Abstract
We study one-way quantum deficit of two-qubit X states systematically from analytical derivations. An effective approach to compute one-way quantum deficit of two-qubit X states has been provided. Analytical results are presented as for detailed examples. Moreover, we demonstrate the decoherence of one-way quantum deficit under phase damping channel.
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Acknowledgments
We thank the anonymous referee for the useful suggestions and valuable comments. This work is supported by the NSFC under number 11275131.
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Ye, BL., Wang, YK. & Fei, SM. One-way Quantum Deficit and Decoherence for Two-qubit X States. Int J Theor Phys 55, 2237–2246 (2016). https://doi.org/10.1007/s10773-015-2862-1
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DOI: https://doi.org/10.1007/s10773-015-2862-1