Superconducting gap ratio from strange metal phase in the absence of quasiparticles

Wenhe Cai,Xian-Hui Ge

Figure 3. The dependence of $\tfrac{2{\rm{\Delta }}}{{T}_{c}}$ on K and S. The figure on the left shows that the ratio decrease as K decrease and S increase in the case of U = K = J/2. The figure on the right shows that the ratio increase as K decrease and S increase in the case of U = K = −J/2.