Mukhina, Maria V.
Korsakov, Ivan V.
Maslov, Vladimir G.
Purcell-Milton, Finn
Govan, Joseph
Baranov, Alexander V.
Fedorov, Anatoly V.
Gun’ko, Yurii K.
Article History
Received: 12 October 2015
Accepted: 21 March 2016
First Online: 11 April 2016
Competing interests
: The authors declare no competing financial interests.