학술논문
Graphene on hexagonal boron nitride as a tunable hyperbolic metamaterial
Document Type
article
Author
Source
Nature Nanotechnology. 10(8)
Subject
Language
Abstract
Hexagonal boron nitride (h-BN) is a natural hyperbolic material, in which the dielectric constants are the same in the basal plane (ε(t) ≡ ε(x) = ε(y)) but have opposite signs (ε(t)ε(z)