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. 2018 May 4;13:135. doi: 10.1186/s11671-018-2553-y

Fig. 2.

Fig. 2

a X-ray diffraction patterns of the (La1 − xPrx)0.67Ca0.33MnO3 (x = 0.0–0.5) nanoparticles post-annealed at 800 °C with different Pr-doping concentrations. b Local (2θ = 31–35o) XRD patterns around the strongest diffraction peak (200)