Electroabsorption in gated GaAs nanophotonic waveguides

Ying Wang, Ravitej Uppu, Xiaoyan Zhou +6

We report on the analysis of electroabsorption in thin GaAs/Al${}_{0.3}$Ga${}_{0.7}$As nanophotonic waveguides with an embedded $p$-$i$-$n$ junction. By measuring the transmission thro…