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. 2017 Feb 24;3(2):e1601705. doi: 10.1126/sciadv.1601705

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Copyright © 2017, The Authors

This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial license, which permits use, distribution, and reproduction in any medium, so long as the resultant use is not for commercial advantage and provided the original work is properly cited.

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Fig. 2 — Representative (A and B) STEM and (C) TEM images of subnanometer PtNi NWs. (D) TEM and (E) HRTEM images of two PtNi NWs. (F) TEM-EDS spectrum and (G) PXRD pattern of subnanometer PtNi NWs. The standard diffraction (Pt, JCPDS no. 04-0802) is drawn using blue lines in (G). Left inset of (A) shows SAED pattern of subnanometer PtNi NWs. Right inset of (A) shows the histograms on the diameter and length of subnanometer PtNi NWs.