It is shown that the quark spin polarization may occur for each quark flavor by the use of the Nambu-Jona-Lasinio model with a tensor-type four-point interaction between quarks, while the two-flavor color superconducting phase in two-flavor case may be realized at high density quark matter.
@article{arxiv.1504.03219,
title = {A possibility of quark spin polarized phase in high density quark matter},
author = {Y. Tsue and J. da Providencia and C. Providencia and M. Yamamura and H. Bohr},
journal= {arXiv preprint arXiv:1504.03219},
year = {2015}
}
Comments
3 pages, 1 figure, invited talk given in a bilateral meeting "Quarks and Compact Stars" held in the Kavli Institute for Astronomy and Astrophysics at Peking University from Oct. 20 to 22, 2014