Web20 de jan. de 2024 · The quantum Hall effect (QHE) associated with Chern insulators reveals the non-trivial topological properties of two-dimensional electronic systems subject to strong magnetic field, which features finite Chern number C and chiral edge states. The latter promise robust electron transport and have received tremendous attention in both … Web7 de fev. de 2024 · When the magnetization exhibits nonzero z-direction component, the system enters the high-Chern-number (i.e., C=±3) phase, even in the presence of ... Strain engineering is a promising method to manipulate the electronic and optical properties of two-dimensional (2D) materials. However, with weak van der Waals interaction, severe ...
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Web11 de abr. de 2024 · The addition of trigonal warping terms causes the emergence of additional Dirac cones, which when combined has a total Chern number of ∓1 instead of ±1/2. This results in drastic changes in the ... WebA Chern number tells us whether something non-trivial is going on in the wavefunction and lets us distinguish between different topological phases. Now let me clarify what I mean … top sibobu
Multifarious topological quantum phase transitions in two …
Web20 de ago. de 2024 · Request PDF On Aug 20, 2024, Yilimiranmu Rouzhahong and others published Flexible Piezoelectricity of Two-Dimensional Materials Governed by Effective Berry Curvature Find, read and cite all ... Web14 de abr. de 2024 · DOI: 10.1103/physrevb.105.155122 Corpus ID: 248198900; High Chern number quantum anomalous Hall effect tunable by stacking order in van der Waals topological insulators @article{Zhu2024HighCN, title={High Chern number quantum anomalous Hall effect tunable by stacking order in van der Waals topological insulators}, … Web1 de mai. de 2024 · Temperature evolution and quantum critical behaviour of the axion insulator to Chern insulator transition a, Magnetic-field dependence of ρxx and ρyx at varied temperatures with Vg = 25 V. top sia songs