Abstract
As a quasi-probability distribution function in phase-space and as well as a special representation of the density matrix, the Wigner function is of great significance in Physics. This letter first makes a review of Wigner function and then provides three approaches of calculating it in non-commutative space. Finally, with the help of Moyal-Weyl multiplication and Bopp’s shift, the Wigner functions for Klein-Gordon oscillators in non-commutative space are deduced explicitly.
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Li, K., Wang, J., Dulat, S. et al. Wigner Functions for Klein-Gordon Oscillators in Non-commutative Space. Int J Theor Phys 49, 134–143 (2010). https://doi.org/10.1007/s10773-009-0186-8
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DOI: https://doi.org/10.1007/s10773-009-0186-8