Wieghold, Sarah
Li, Juan
Simon, Patrick
Krause, Maximilian
Avlasevich, Yuri
Li, Chen
Garrido, Jose A.
Heiz, Ueli
Samorì, Paolo
Müllen, Klaus
Esch, Friedrich
Barth, Johannes V.
Palma, Carlos-Andres
Article History
Received: 20 October 2015
Accepted: 14 January 2016
First Online: 25 February 2016
Competing interests
: The authors declare no competing financial interests.