ResearchJack HareMay 13, 2021sensor, novel, optical properties, molecules, atoms, quantum mechanics, graphene, nanoribbons, graphene nanoribbon, research New atomically precise graphene nanoribbon heterojunction sensor developed ResearchJack HareMay 13, 2021sensor, novel, optical properties, molecules, atoms, quantum mechanics, graphene, nanoribbons, graphene nanoribbon, research