Inhomogeneous reduction-annealing effects on the electron-doped cuprate superconductor revealed by micro-focused angle-resolved photoemission spectroscopy

M. Miyamoto, M. Horio, K. Moriya +8

The development of the protect-annealing method has extended the superconductivity of the electron-doped cuprate Pr${}_{1.3-x}$La${}_{0.7}$Ce${}_x$CuO${}_4$ (PLCCO) into lower Ce conce…