How different Fermi surface maps emerge in photoemission from Bi2212

M. C. Asensio, J. Avila, L. Roca +5

We report angle-resolved photoemission spectra (ARPES) from the Fermi energy ($E_F$) over a large area of the ($k_x,k_y$) plane using 21.2 eV and 32 eV photons in two distinct pola…