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. 2025 Mar 4;12:1530469. doi: 10.3389/fmolb.2025.1530469

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Copyright © 2025 Hu, Yu, Bi, Zhang, Wang, Wang and Kuang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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TEM and HR-TEM images of CG-CDs at different magnifications. (A) 100 nm, (D) 50 nm, (E) 20 nm, (F) 5 nm. (B) Histogram of particle size distribution of CG-CDs. (C) High resolution TEM image of atomic lattice fringes of CG-CDs.