Title :
Interferometric plasmon propagation and lensing with nanohole arrays in gold films: Visualization by nonlinear photoemission electron microscopy
Author :
Hess, Wayne ; Yu Gong ; Joly, Alan ; El-Khoury, Patrick
Author_Institution :
Phys. Sci. Div., Pacific Northwest Nat. Lab., Richland, WA, USA
Abstract :
Nonlinear photoemission electron microscopy, of nanohole arrays litho-graphically etched in gold films, is used to map propagating surface plasmon polaritons (SPPs). The recorded photoemission patterns are attributed to interferences between SPPs launched from the individual nanoholes.
Keywords :
electron microscopy; gold; lenses; light interference; light interferometry; metallic thin films; nanophotonics; optical arrays; photoemission; polaritons; surface plasmons; Au; SPP; gold films; interferences; interferometric plasmon propagation; lensing; lithographic etching; nanohole arrays; nonlinear photoemission electron microscopy; surface plasmon polaritons; Electron microscopy; Films; Gold; Optical surface waves; Photoelectricity; Plasmons;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
