Progress in Epitaxial Thin‐Film Na<sub>3</sub>Bi as a Topological Electronic Material
Progress in Epitaxial Thin‐Film Na<sub>3</sub>Bi as a Topological Electronic Material
Abstract Trisodium bismuthide (Na 3 Bi) is the first experimentally verified topological Dirac semimetal, and is a 3D analogue of graphene hosting relativistic Dirac fermions. Its unconventional momentum–energy relationship is interesting from a fundamental perspective, yielding exciting physical properties such as chiral charge carriers, the chiral anomaly, and weak anti‐localization. …