The quantum Hall (QH) effect, quantized Hall resistance combined with zero longitudinal
resistance, is the characteristic experimental fingerprint of Chern insulators—topologically …

The physics of quantum materials is dictated by many-body interactions and mathematical
concepts such as symmetry and topology that have transformed our understanding of matter …

Spin–orbit coupling induces a unique form of Zeeman interaction in momentum space in
materials that lack inversion symmetry: the electron's spin is locked on an effective magnetic …

The importance of global band topology is unequivocally recognized in condensed matter
physics, and new states of matter, such as topological insulators, have been discovered …

The recently discovered antiferromagnetic topological insulators in the Mn-Bi-Te family with
intrinsic magnetic ordering have rapidly drawn broad interest since its cleaved surface state …

One of the intriguing properties characteristic to three-dimensional topological materials is
the topological magnetoelectric phenomena arising from a topological term called the θ …

Magnetic topological insulators (MTIs) offer a combination of topologically nontrivial
characteristics and magnetic order and show promise in terms of potentially interesting …

Three-dimensional (3D) topological Dirac semimetals (TDSs) represent an unusual state of
quantum matter that can be viewed as “3D graphene.” In contrast to 2D Dirac fermions in …

Topological insulators are bulk electronic insulators with symmetry-protected gapless modes
on their surfaces,,,,. Breaking time-reversal symmetry in these systems via ferromagnetism …

This review compiles results of experimental and theoretical studies on thin films and
quantum structures of semiconductors with randomly distributed Mn ions, which exhibit …