Structural and Raman Vibrational Studies ofCeO₂-Bi₂O₃ Oxide System

Figure 1

XRD patterns (𝜆_CuK𝛼1=1.54⋅10⁻¹⁰m) of pure samples (1−𝑥) CeO₂, 𝑥/2 Bi₂O₃ heated at 600^∘C. (a) XRD patterns for 0<𝑥<0.20; (b): XRD patterns for 0.25<𝑥<0.70 biphasic system; (c) 𝑥=0.8 and 0.9; (d) 𝑥=1   𝛼- Bi₂O₃.

(a)

(b)

(c)

(d)