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Pion and chiral density waves in a (1+1)-dimensional Nambu-Jona-Lasinio model

N.V. Gubina$^1$, V.Ch. Zhukovskii$^1$, K.G. Klimenko$^2$, S.G. Kurbanov$^1$

Moscow University Physics Bulletin 2012. 67. N 1. P. 131

  • Article
Annotation

A (1+1)-dimensional massless Nambu-Jona-Lasinio model is investigated in the limit of a large number of colors. The model describes a system with two quark flavors if $\mu$ baryon and $\mu_I$ isospin chemical potentials occur. The question of whether spatially inhomogeneous chiral and pion condensates can form in a dense quark environment is also examined.

Received: 2011 September 21
Approved: 2012 March 21
PACS:
11.10.Kk Field theories in dimensions other than four
02.60.Pn Numerical optimization
Authors
N.V. Gubina$^1$, V.Ch. Zhukovskii$^1$, K.G. Klimenko$^2$, S.G. Kurbanov$^1$
$^1$Faculty of Physics, Moscow State University, Moscow, 119991, Russia
$^2$Institute of High Energy Physics and Dubna University (Protvino Branch), Moscow oblast, 142281, Russia
Issue 1, 2012

Moscow University Physics Bulletin

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