Figure 7
From: Tin Compensation for the SnS Based Optoelectronic Devices

XPS spectrum of (a) GaN:Si substrate VBM; (b) peak shift between the SnS/GaN:Si interface.
From: Tin Compensation for the SnS Based Optoelectronic Devices
XPS spectrum of (a) GaN:Si substrate VBM; (b) peak shift between the SnS/GaN:Si interface.