Synthesis of Thermochromic W-Doped VO₂ (M/R) Nanopowders by a Simple Solution-Based Process

Figure 2

XRD patterns of V_1−𝑥W_𝑥O₂ nanopowders annealing at 500°C for 8 h with molar ratio of 2 : 3 (a) adding different extents of tungsten doping. A magnified version of the XRD data depicted in (b) in the 26.5° ≤ 2θ ≤ 29° range and in (c) in the 64° ≤ 2θ ≤ 66° range.

(a)

(b)

(c)