Funding for this research was provided by:
Text and Data Mining valid from 2018-07-06
Received: 13 February 2018
Accepted: 24 May 2018
First Online: 6 July 2018
: K.A, S.H., M.D., and G.H. hold filed patent applications related to the developments on the NPC film and the graphene transfer. The remaining authors declare no competing interests.