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. 2019 Apr 30;10:1982. doi: 10.1038/s41467-019-09841-3

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© The Author(s) 2019

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 — As-grown room temperature AgPt sample (flux 3.2 × 10¹⁵ at cm⁻²). a HRTEM images and in the inset, the total Fourier transform. b Zoom (×2) showing crystal twinning. c STEM-HAADF image with homogeneous contrast. High-resolution STEM-HAADF image and the corresponding FFT for d experimental NP along the [01 $\bar{1}$ ] zone axis and the corresponding simulated images e for a random solid solution and f for an L1₁ ordered structure. HRTEM high resolution in TEM, STEM-HAADF high angle annular dark field in scanning transmission electron microscope, NP nanoparticle