Microstructural Characterization of Calcite-Based Powder Materials Prepared by Planetary Ball Milling.

Materials (Basel) · 2013 · PMC5521309 · PMID 28811439

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a decreasing trendno p-value reported

As seen in Figure 1 , the diffraction peaks (not shown here) were broadened as the ball milling (described below) increased, indicating a decreasing trend in crystallite (grain) sizes due to the internal stress [ 19 ].

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