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. 2018 Feb 21;9:752. doi: 10.1038/s41467-018-03095-1

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© The Author(s) 2018

Open Access This 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 license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license 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 license, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 1 — Synthesis and microstructure characterizations of graphdiyne. a Schematic illustration for the synthesis of graphdiyne. b SEM image of graphdiyne, scale bar 500 nm. c TEM image of graphdiyne, scale bar 100 nm. d HRTEM images of graphdiyne, scale bar 5 nm. e Raman spectra of graphdiyne. f N₂ adsorption/desorption isotherms of graphdiyne. g Pore size distribution of graphdiyne