Gaudenzi, R. http://orcid.org/0000-0002-0762-6351
Burzurí, E.
Maegawa, S.
van der Zant, H. S. J.
Luis, F.
Article History
Received: 21 April 2017
Accepted: 1 February 2018
First Online: 19 March 2018
Change Date: 20 April 2018
Change Type: Correction
Change Details: In the version of this Letter originally published, the key to the green and open circles in Fig. 4 was reversed; it should have shown that the green circles correspond to ‘From <i>χ</i> versus <i>T</i>’ and the open circles correspond to ‘From <i>χ</i> versus <i>H</i><sub><i>y</i></sub>’. This has now been corrected in all versions of the Letter.
Competing interests
: The authors declare no competing interests.