Directional Breathing of Fullerene Cages: Crystallographic Evidence for Endohedral C2-Triggered Elongation of Cs(6)-C82 Cage | Inorganic Chemistry pubs.acs.org/doi/10.1021/... Pan, Chen, Bao, and co-workers @InorgChem #yttrium #fullerene #EMFs #Y2C2 #Cs6C82 #cage