![Neon atoms between graphene sheets poke the top sheet from below and stretch the crystalline lattice, forming a bubble at a pressure larger than that of the ocean at its greatest depth. Neon atoms between graphene sheets poke the top sheet from below and stretch the crystalline lattice, forming a bubble at a pressure larger than that of the ocean at its greatest depth.](/sites/default/files/styles/list_page_thumbnail/public/news/images/04%20materials%20measuring%20tip%201.jpg?itok=nEjhlZBB)
Researchers at Oak Ridge National Laboratory found a simpler way to measure adhesion between graphene sheets, compared to a sophisticated method used in a 2015 study: They measured how much graphene deflects when neon atoms poke it from below to create