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. 2023 Jan 4;15:29. doi: 10.1007/s40820-022-00991-6

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Fig. 1 — Schematic diagram of the preparation process and structural characterizations for GB-PCN. a Schematic illustrating the fabrication of GB-PCN nonwoven. Inset images are the photographs of GO-BN spinning solution (left) and GB-PCN (right). TEM images of b GO nanosheets and c BN nanosheets. d Cross-sectional SEM image of a GB fiber. e, f Top-view SEM images of GB-PCN. g Photograph of the contact angle measurement of GB-PCN