Three-dimensional spin–orbit coupled Fermi gases: Fulde–Ferrell pairing, Majorana fermions, Weyl fermions, and gapless topological superfluidity
Xia-Ji Liu, Hui Hu, Han Pu
Chin. Phys. B . 2015, (5): 50502 -050502 .  DOI: 10.1088/1674-1056/24/5/050502