Abstract
We study the instability of the low-temperature QCD vacuum at large-N c due to an axial chemical potential, using the holographic Sakai-Sugimoto model. We explicitly construct the ground state of the theory, which corresponds to a translationally non-invariant configuration.
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Ballon Bayona, C.A., Peeters, K. & Zamaklar, M. A non-homogeneous ground state of the low-temperature Sakai-Sugimoto model. J. High Energ. Phys. 2011, 92 (2011). https://doi.org/10.1007/JHEP06(2011)092
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DOI: https://doi.org/10.1007/JHEP06(2011)092