Yakunin, Sergii https://orcid.org/0000-0002-6409-0565
Dirin, Dmitry N. https://orcid.org/0000-0002-5187-4555
Shynkarenko, Yevhen
Morad, Viktoriia
Cherniukh, Ihor
Nazarenko, Olga
Kreil, Dominik
Nauser, Thomas
Kovalenko, Maksym V. https://orcid.org/0000-0002-6396-8938
Article History
Received: 26 March 2016
Accepted: 14 June 2016
First Online: 25 July 2016
Change Date: 3 August 2016
Change Type: Correction
Change Details: In the version of this Letter originally published online, in the sentence beginning 'A combined benefit of the reduced defect density...', ref. 21, instead of ref. 18, should have been cited. This has now been corrected in all versions of the Letter.
Competing interests
: The authors declare no competing financial interests.