Erratum
Following publication of the original article [1] it was brought to our attention that a grant number had been missed out in the acknowledgements of this article. At current, the acknowledgements section reads as follows:
We would like to acknowledge the financial support from the R&D Convergence Program of NST (National Research Council of Science & Technology, G15120 and CRC-15-04-KIST) of Republic of Korea.
Anzeige
However, the revised version should read as:
We would like to acknowledge the financial support from the R&D Convergence Program of NST (National Research Council of Science & Technology, G15120 and CRC-15-04-KIST) of Republic of Korea and a grant (K15311) from the KIOM.
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. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.