fig9

Figure 9. (A) Rietveld refinement using structural models of the B19 and O phases. (Reproduced from Ref.[35]^[35]); (B) Simulated diffraction patterns in the [1$$ \bar{1} $$00]_α2 direction and the corresponding simulated diffraction patterns in the [031]_B19 and [310]_O directions. (Reproduced from Ref.[33]^[33]).