Paper The following article is Open access

BCS-BEC crossover and superconductor-insulator transition in Hopf-linked Graphene layers: Hopfene

and

Published 20 September 2019 © 2019 IOP Publishing Ltd
, , Citation Shinichi Saito and Isao Tomita 2019 Mater. Res. Express 6 106004 DOI 10.1088/2053-1591/ab4337

Supplementary data