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. 2014 Sep 16;119:460–493. doi: 10.6028/jres.119.018

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The Journal of Research of the National Institute of Standards and Technology is a publication of the U.S. Government. The papers are in the public domain and are not subject to copyright in the United States. Articles from J Res may contain photographs or illustrations copyrighted by other commercial organizations or individuals that may not be used without obtaining prior approval from the holder of the copyright.

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Fig. A11 — 5500x image of contact point between two powder particles taken from Fig. A10. The two grains exhibit two grain textures, boundary-etched (left) and smoothed (right) and display a contact interface between them.