W.P. Dumke, J. Woodall, et al.
Solid-State Electronics
The photoluminescence (PL) from the surface region of GaAs passivated by photowashing or coating with Na2S⊙9H2O is shown to be sensitive to the gas ambient. Both water vapor and oxygen must be present in order to obtain a large PL signal. The effects are activated by the measuring laser light.
W.P. Dumke, J. Woodall, et al.
Solid-State Electronics
I.M. Vitomirov, A. Raisanen, et al.
Journal of Vacuum Science and Technology A: Vacuum, Surfaces and Films
X. Yin, Xinxin Guo, et al.
Applied Physics Letters
H. Shen, Z. Hang, et al.
Applied Physics Letters