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. 2018 Jan 22;3(1):801–807. doi: 10.1021/acsomega.7b01792

Figure 4.

Figure 4

SEM images of sample obtained at pH 6.5. (a–d) Representative SEM images for different magnifications. XRD patterns of pH 6.47. (e) Filtered at 105 °C and (f) cooled at room temperature without filtering.