doi: 10.1557/opl.2013.660, Published by Materials Research Society, 5 June 2013.
The article's reference list has been updated with the proper citation format.
Published online by Cambridge University Press: 29 July 2013
doi: 10.1557/opl.2013.660, Published by Materials Research Society, 5 June 2013.
The article's reference list has been updated with the proper citation format.