Pseudogap, Superconducting Gap, and Fermi Arcs in Underdoped Cuprate Superconductors

Hai-Hu Wen, Lei Shan, Xiao-Gang Wen +6

Through the measurements of magnetic field dependence of specific heat in $L{a}_{2-x}S{r}_{x}Cu{O}_4$ in zero temperature limit, we find that the nodal slope $v_{\Delta }$ of the superconducting g…