Topological materials discovery has evolved at a rapid pace over the past 15 years following
the identification of the first nonmagnetic topological insulators (TIs), topological crystalline …

Angle-resolved photoemission spectroscopy (ARPES), with its exceptional sensitivity to both
the binding energy and the momentum of valence electrons in solids, provides unparalleled …

Topological quantum chemistry and symmetry-based indicators have facilitated large-scale
searches for materials with topological properties at the Fermi energy (EF). We report the …

Chiral materials are an ideal playground for exploring the relation between symmetry,
relativistic effects and electronic transport. For instance, chiral organic molecules have been …

The concept of chirality is of great relevance in nature, from chiral molecules such as sugar
to parity transformations in particle physics. In condensed matter physics, recent studies …

Free-electron lasers and high-harmonic-generation table-top systems are new sources of
extreme-ultraviolet to hard X-ray photons, providing ultrashort pulses that are intense …

Tellurium (Te), an elemental van der Waals semiconductor, has intriguing anisotropic
physical properties owing to its inherent quais‐1D crystal structure. Synthesizing ultrathin Te …

Valley pseudospin is an electronic degree of freedom that promises highly efficient
information processing applications. However, valley-polarized excitons usually have short …

Structural chirality, defined as the lack of mirror symmetry in materials' atomic structure, is
only meaningful in three-dimensional space. Yet two-dimensional (2D) materials, despite …

Elemental tellurium, conventionally recognized as a narrow bandgap semiconductor, has
recently aroused research interests for exploiting Weyl physics. Chirality is a unique feature …