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. 2022 Aug 2;14:153. doi: 10.1007/s40820-022-00909-2

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© The Author(s) 2022

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 1 — Fabrication of flexible V-BN/SG strips featuring vertically aligned BN in the central area. a Schematic of the continuous fabrication of V-BN/SG strips, composed of the injection pump, expansion mold, conveyor belt, and heat lamp. b The expansion mold designed by the Solidworks software and the inset showing changed height of microchannels from small h to large H. c The prepared flexible V-BN/SG strips with controllable length and thickness. d SEM image of 60 V-BN/SG (0.2–2) strip (0.5 mm thickness) obtained by cutting off the top and bottom skin layers