We theoretically introduce surface plasmon amplification by stimulated emission of radiation (SPASER) as an ultrafast phenomenon and device. Spaser is predicted to generate femtosecond, nanoscale-localized pulses of nearly atomic-strength local fields. Various applications are discussed.
© 2004 Optical Society of America
(270.0270) Quantum optics : Quantum optics
(270.3430) Quantum optics : Laser theory
(320.0320) Ultrafast optics : Ultrafast optics
(320.7130) Ultrafast optics : Ultrafast processes in condensed matter, including semiconductors
M. I. Stockman and D. J. Bergman, "SPASER as ultrafast nanoscale phenomenon and device," in 14th International Conference on Ultrafast Phenomena, Technical Digest (CD) (Optical Society of America, 2004), paper ME67.