Investigation of the Atomic Structure of Ge-Sb-Se Chalcogenide Glasses

Figure 5

Bond-angle distributions of Se-Ge-Se (a) and Se-Sb-Se (b) configurations for the corresponding compositions of Ge₄₀Se₆₀ (black square), Ge₃₅Sb₅Se₆₀ (red circle), Ge₃₂Sb₈Se₆₀ (blue triangle), Ge₂₇Sb₁₃Se₆₀ (green crosses), Ge₂₀Sb₂₀Se₆₀ (orange square), and Ge₁₅Sb₂₅Se₆₀ (purple reverse triangle).

(a)

(b)