PHYSICAL REVIEW LETTERS

KONIGOTTO JC, MITTENDORFF M, WINZER T, KADI F, MALIC E, KNORR A, BERGER C, DE HEER WA, PASHKIN A, SCHNEIDER H, HELM M, WINNERL S

ACS PHOTONICS

SUESS RJ, WINNERL S, SCHNEIDER H, HELM M, BERGER C, DE HEER WA, MURPHY TE, MITTENDORFF M