doi: 10.1557/mrc.2015.72, Published by Materials Research Society with Cambridge University Press, 20 November 2015.

In Li et al.1, there should have been an additional footnote concerning contributing author and editor Peter F. Green:

Editor-in-Chief: Peter F. Green

* This author was an editor of this journal during the review and decision stage. For the MRC policy on review and publication of manuscripts authored by editors, please refer to http://www.mrs.org/mrc-editor-information/.

The publisher regrets the omission.