title: Van der Waals heterostructures: Mid-infrared nanophotonics.
authors: US Naval Research Laboratory, 4555 Overlook Avenue, S.W. Washington DC 20375, USA.
authors: Joshua D
authors: JD
authors: Caldwell
authors: School of Physics and Astronomy, University of Manchester, Manchester M13 9PL, UK.
authors: Kostya S
authors: KS
authors: Novoselov