Correlation between Fermi surface transformations and superconductivity in the electron-doped high-$T_c$ superconductor Nd${}_{2-x}$Ce${}_x$CuO${}_4$

T. Helm, M. V. Kartsovnik, C. Proust +11

Two critical points have been revealed in the normal-state phase diagram of the electron-doped cuprate superconductor Nd${}_{2-x}$Ce${}_x$CuO${}_4$ by exploring the Fermi surface propert…