Electron Energy-Loss Spectroscopy (EELS) of Surface Plasmons in Single Silver Nanoparticles and Dimers: Influence of Beam Damage and Mapping of Dark Modes - Koh, AL; Bao, K; Khan, I; Smith, WE; Kothleitner, G; Nordlander, P; Maier, SA; McComb, DW (ACS NANO, 2009)