Hafez, Hassan A.
Kovalev, Sergey
Deinert, Jan-Christoph
Mics, Zoltán
Green, Bertram
Awari, Nilesh
Chen, Min
Germanskiy, Semyon
Lehnert, Ulf
Teichert, Jochen
Wang, Zhe
Tielrooij, Klaas-Jan
Liu, Zhaoyang
Chen, Zongping
Narita, Akimitsu
Müllen, Klaus
Bonn, Mischa
Gensch, Michael
Turchinovich, Dmitry
Article History
Received: 11 December 2017
Accepted: 28 June 2018
First Online: 10 September 2018
Competing interests
: The authors declare no competing interests.