出典:Wiktionary
出典:Wikipedia
出典:『Wikipedia』 (2011/02/19 09:53 UTC 版)
SPASER is an acronym for "surface plasmon amplification by stimulated emission of radiation". The phenomenon was first described by Bergman and Stockman in 2003 The first such device was announced in August 2009, a 44-nanometer-diameter nanoparticle with a gold core surrounded by a dyed silica gain medium, created by researchers from Purdue, Norfolk State and Cornell universities.