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. 2019 Sep 9;10(1):390–396. doi: 10.1080/21655979.2019.1661692

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© 2019 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 4. — XRD pattern of the uncontrolled (a) and controlled (b) synthesized FeOOH nanoparticles. (c) XRD pattern of goethite crystals based on JCPDS card No. 22-0713.