Topologically Nontrivial Valley States in Bilayer Graphene Quantum Point Contacts
Hiske Overweg, Angelika Knothe, Thomas Fabian, Lukas Linhart, Peter Rickhaus, Lucien Wernli, Kenji Watanabe, Takashi Taniguchi, David Sánchez, Joachim Burgdörfer, Florian Libisch, Vladimir I. Fal’ko, Klaus Ensslin, Thomas Ihn.