Meissner masses in the gCFL phase of QCD

• DOI: 10.1016/j.physletb.2004.11.045
• Publication Date: 2004-12-15T20:57:34Z
• Authors: R. Casalbuoni; R. Gatto; M. Mannarelli; G. Nardulli; M. Ruggieri
• Keywords: Color superconductivity; Meissner effect; Strange quark; Down quark

We calculate the Meissner masses of gluons in neutral three-flavor color superconducting matter for finite strange quark mass. In CFL phase are slowly varying function For large mass, so-called gCFL phase, with colors a=1,2 become imaginary, indicating an instability.