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. 2019 Sep 9;11:73. doi: 10.1007/s40820-019-0306-9

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© The Author(s) 2019, corrected publication 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided 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.

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Fig. 1 — Schematic illustration of the synthetic procedure and characterization of Au@SiNRs. a The scheme of the fabrication of RGD-PEG-Au@SiNRs, including microwave synthesis of SiNRs, in situ growth of AuNPs on SiNRs, and surface modification of PEG and c(RGDyC). b TEM and HRTEM images of as-fabricated SiNRs and Au@SiNRs. c EDX spectra of Au@SiNRs (above) and SiNRs (below). d XPS spectra of the as-prepared Au@SiNRs (blue one) and SiNRs (black one). e Au 4f XPS spectra in AuNPs and Au@SiNRs. (Color figure online)