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. 2020 Dec 7;16(5):577–588. doi: 10.1016/j.ajps.2020.11.004

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© 2021 Published by Elsevier B.V. on behalf of Shenyang Pharmaceutical University.

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

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Fig 2 — High-resolution transmission electron microscopy (HRTEM) images of GQDs showing changes in the shape of the quantum dot when the average size increases. The dotted line shows the region of a GQD. The connected arrow shows the range of the average size in which GQDs with a specific shape are obtained. The p value shows the percentage of GQDs with a specific shape. The average size is indicated in the parentheses at the bottom of the figure. Reproduced from [58] with permission from American Chemical Society.