Jooshesh, Afshin; Fesharaki, Faezeh; Bahrami-Yekta, Vahid; Mahtab, Mahsa; Tiedje, Thomas; Darcie, Thomas E.; Gordon, Reuven
(Optics Express, 2017)
Photocurrent generation in low-temperature-grown GaAs (LT-GaAs) has been significantly improved by growing a thin AlAs isolation layer between the LT-GaAs layer and semi-insulating (SI)-GaAs substrate. The AlAs layer allows ...