Influence of Crystallization Time on Energy-Storage Density and Efficiency of Lead-Free Bi_0.5(Na_0.8K_0.2)_0.5TiO₃ Thin Films

Figure 2

X-ray diffraction patterns of BNKT films in the 2θ ranges of (a) 28.0°–62.0°, (b) 30.0°–34.0°, and (c) 46.0°–48.5°.

(a)

(b)

(c)