Threshold temperature of thermal entanglement in an XXZ ferromagnetic chain |
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| Authors: | Xiao Qiang Su An Min Wang |
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| Affiliation: | Department of Modern Physics, University of Science and Technology of China, Hefei 230026, People''s Republic of China |
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| Abstract: | ![]()
Pairwise thermal entanglement of an XXZ ferromagnetic chain with a uniform magnetic field is investigated by using the entanglement measure of negativity. The effects of spin, number of sites, anisotropic parameter, and magnetic field on the threshold temperature are discussed respectively. |
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| Keywords: | 03.67.-a 03.65.Ud 75.10.Jm |
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