Quasi-freestanding AA-stacked bilayer graphene induced by calcium intercalation of the graphene-silicon carbide interface oleh Antonija Grubišić-Čabo, Antonija Grubišić-Čabo, Jimmy C. Kotsakidis, Jimmy C. Kotsakidis, Yuefeng Yin, Yuefeng Yin, Anton Tadich, Anton Tadich, Anton Tadich, Matthew Haldon, Sean Solari, John Riley, Eric Huwald, Kevin M. Daniels, Kevin M. Daniels, Kevin M. Daniels, Rachael L. Myers-Ward, Mark T. Edmonds, Mark T. Edmonds, Nikhil V. Medhekar, Nikhil V. Medhekar, D. Kurt Gaskill, Michael S. Fuhrer, Michael S. Fuhrer