Kumar, RajeshLiu, LiuRoelkens, GuntherGeluk, E-Jde Vries, T DKarouta, FouadRegreny, PhilippeVan Thourhout, DriesBaets, RoelMorthier, G2015-12-101041-1135http://hdl.handle.net/1885/61778We demonstrate an ultrafast and low-power all-optical gate in pumpprobe configuration based on free-carrier- induced refractive index modulation in a 5-μm radius InPInGaAsP microdisk heterogeneously integrated onto a silicon-on-insulator waveguide circuiKeywords: Active Layer; All-optical gates; High-speed; Induced refractive index; Low Power; Microdisks; Optical gates; Pump-probe configuration; Reverse bias; Silicon on insulator waveguide; Silicon-on-insulators; Transient response; Ultra-fast; Gates (transistor); Microdisk; Optical gate; Silicon-on-insulator (SOI)201010.1109/LPT.2010.20488952016-02-24