Micro-Raman spectroscopy of disordered and ordered sulfur phases on a passivated GaAs surface
Keywords: 78.30.âj; 81.65.âb; 63.22.+m; 71.55.Jv; Gallium arsenide; Sulfur passivation; Raman spectroscopy; Surface morphology; (NH4)2Sx; S2Cl2;