Research, OpinionLiam CritchleyFebruary 27, 2019nano, nanotech, nanotechnology, 2D materials, graphene, vdW heterostructures Why scientists create vdW heterostructures from 2D materials Research, OpinionLiam CritchleyFebruary 27, 2019nano, nanotech, nanotechnology, 2D materials, graphene, vdW heterostructures