Singlet $s^{\pm }$-wave pairing in quasi-one-dimensional ACr${}_3$As${}_3$ (A=K, Rb, Cs) superconductors

Li-Da Zhang, Xiaoming Zhang, Juan-Juan Hao +2

The recent discovery of quasi-one-dimensional Chromium-based superconductivity has generated much excitement. We study in this work the superconducting instabilities of a represent…