https://flatland-pi.vercel.app/materials/mnbi2te4.html The newest items tagged MnBi₂Te₄ in the Flatland news feed. en Mon, 05 Oct 2026 08:10:53 GMT https://arxiv.org/abs/2609.36343v1 https://arxiv.org/abs/2609.36343v1 Mon, 28 Sep 2026 22:27:18 GMT arXiv: MnBi₂Se₄, MnSb₂Se₄, and MnSb₂Te4 are layered magnetic quantum materials of interest for spintronic and topological electronic applications, where control of magnetic order at the atomic scale is essential. These materials are particularly sensitive to strain. We investigate their strain-dependent magnetism in the… Theory MnBi₂Te₄ https://arxiv.org/abs/2609.27079v1 https://arxiv.org/abs/2609.27079v1 Tue, 22 Sep 2026 21:19:49 GMT arXiv: Exciton condensates are long-sought correlated quantum states arising from macroscopic coherence of bound electron-hole pairs. Although equilibrium and transient excitonic states have been reported in several material platforms, direct evidence for a light-induced exciton condensate state has been challenging to… Experiment Theory MnBi₂Te₄ https://arxiv.org/abs/2609.06915v1 https://arxiv.org/abs/2609.06915v1 Mon, 07 Sep 2026 01:32:53 GMT arXiv: A widespread experimental realization of quantized anomalous transport in the intrinsic magnetic topological insulator MnBi₂Te₄ is hindered by its elusive surface magnetic gap. Uncovering the origin of the gapless states is essential for accessing its topological properties. Here we show that surface defects lower the… Theory Experiment MnBi₂Te₄ https://arxiv.org/abs/2608.20310v1 https://arxiv.org/abs/2608.20310v1 Thu, 20 Aug 2026 17:47:55 GMT arXiv: Exciton condensates provide a platform to study quasiparticle pairing, Bose-Einstein condensation-Bardeen-Cooper-Schrieffer (BEC-BCS) crossover, and excitonic topological phenomena. Achieving a nonequilibrium exciton condensate allows the ultimate tunability of these emergent phenomena. Yet, evidence of a… Experiment Theory MnBi₂Te₄ https://arxiv.org/abs/2608.01312v1 https://arxiv.org/abs/2608.01312v1 Sun, 02 Aug 2026 15:27:22 GMT arXiv: The intrinsic magnetic topological insulator MnBi2Te4, in the two-dimensional limit, hosts thickness dependent axion and quantum anomalous Hal (QAH) insulating states governed by antiferromagnetic interlayer coupling. However, controlled interconversion between these phases typically requires extreme external magnetic… Theory MnBi₂Te₄ https://arxiv.org/abs/2607.18925v1 https://arxiv.org/abs/2607.18925v1 Tue, 21 Jul 2026 10:09:40 GMT arXiv: As a sister compound of the antiferromagnetic topological insulator MnBi2Te4, MnSb2Te4 is also a candidate for exotic magnetic topological phases. On the other hand, the structurally analogous but nonmagnetic phase-change material GeSb2Te4 is also known to exhibit nontrivial band topology. Motivated by their shared… Experiment MnBi₂Te₄ https://arxiv.org/abs/2607.17988v1 https://arxiv.org/abs/2607.17988v1 Mon, 20 Jul 2026 14:18:49 GMT arXiv: In the two-dimensional limit, the intrinsic magnetic topological insulator MnBi2Te4 provides a compelling platform for exploring thickness-dependent quantum states and their evolution under external perturbations. Using first-principles calculations and classical Heisenberg Monte Carlo simulations, we demonstrate that… Theory MnBi₂Te₄ https://arxiv.org/abs/2606.10995v1 https://arxiv.org/abs/2606.10995v1 Tue, 09 Jun 2026 15:29:07 GMT arXiv: The magnetic material MnBi2Te4 (MBT) has garnered significant attention due to its unique combination of long-range antiferromagnetism and nontrivial topological electronic properties. However, experimental measurements report inconsistent magnetizations, which could be attributed to a variety of intrinsic defects. To… Theory MnBi₂Te₄ https://arxiv.org/abs/2606.02733v1 https://arxiv.org/abs/2606.02733v1 Mon, 01 Jun 2026 18:00:35 GMT arXiv: The interplay between disorder and topology has become a central theme in condensed matter physics. Disorder can not only destroy topological phases but also induce them, as exemplified by the topological Anderson insulator (TAI). Here we show that, in close analogy, disorder can drive the clean-limit… Theory MnBi₂Te₄ https://arxiv.org/abs/2605.29595v1 https://arxiv.org/abs/2605.29595v1 Thu, 28 May 2026 08:36:13 GMT arXiv: Nonlinear electronic transport has emerged as a powerful probe of the quantum geometry in topological quantum materials, where the band topology and broken symmetries facilitate power law current voltage responses beyond Ohms law. While nonlinear transport of the second and third orders has been studied in several… Theory MnBi₂Te₄ https://arxiv.org/abs/2603.29172v1 https://arxiv.org/abs/2603.29172v1 Tue, 31 Mar 2026 02:30:27 GMT arXiv: Understanding the interplay of band topology, strong electron correlation, and magnetic order is the fundamental core bottleneck for realizing robust high-temperature quantum anomalous Hall effect (QAHE). Conventional two-band Anderson models are limited to paramagnetic Kondo topological insulators, failing to capture… Theory MnBi₂Te₄ https://arxiv.org/abs/2603.16162v1 https://arxiv.org/abs/2603.16162v1 Tue, 17 Mar 2026 06:27:13 GMT arXiv: Monolayer MnBi₂Te₄ (MBT) is an intrinsically magnetic topological insulator whose magnetic response is strongly affected by strain and electron correlation. In density functional theory with an on-site Hubbard correction (DFT+U), however, predictions vary substantially with the choice of Hubbard U, making it difficult… Theory MnBi₂Te₄ https://arxiv.org/abs/2603.16162v1 https://arxiv.org/abs/2603.16162v1 Tue, 17 Mar 2026 06:27:13 GMT arXiv: Monolayer MnBi₂Te₄ (MBT) is an intrinsically magnetic topological insulator whose magnetic response is strongly affected by strain and electron correlation. In density functional theory with an on-site Hubbard correction (DFT+U), however, predictions vary substantially with the choice of Hubbard U, making it difficult… Theory MnBi₂Te₄ https://arxiv.org/abs/2603.14199v1 https://arxiv.org/abs/2603.14199v1 Sun, 15 Mar 2026 03:17:19 GMT arXiv: Quantum spin Hall insulators, or synonymously known as 2D topological insulators, are crucial 2D systems hosting topologically protected edge states. The working temperature of this topological quantum phase is dictated by the inverted bandgap. However, the previously identified large-gap 2D topological insulators are… Experiment Theory MnBi₂Te₄ Bi₂Se₃, Bi₂Te₃ https://arxiv.org/abs/2602.07976v1 https://arxiv.org/abs/2602.07976v1 Sun, 08 Feb 2026 14:05:24 GMT arXiv: As the first experimentally discovered intrinsic magnetic topological insulator, MnBi2Te4 has attracted widespread attentions, providing a unique platform for the exploration of topological quantum phases, such as quantum anomalous Hall effect and axion insulator state. Despite the increasing number of potential… Experiment MnBi₂Te₄ https://arxiv.org/abs/2601.11353v1 https://arxiv.org/abs/2601.11353v1 Fri, 16 Jan 2026 15:01:56 GMT arXiv: Mn-Sb site mixing directly impacts both the magnetic and topological properties of MnSb2Te4. This study reveals, unlike previously believed, that these anti-sites can be unevenly distributed within the crystal. To that end, a polycrystalline sample was created with a two-step synthesis using MnTe and Sb2Te3 as… Experiment MnBi₂Te₄ Bi₂Se₃, Bi₂Te₃ https://arxiv.org/abs/2512.21680v1 https://arxiv.org/abs/2512.21680v1 Thu, 25 Dec 2025 13:49:52 GMT arXiv: MnBi2Te4 is a versatile platform for exploring diverse topological quantum states, yet its potential is hampered by intrinsic antisite defects. While Sb substitution has been employed to tune the Fermi level towards the charge neutral point, it exacerbates the formation of Mn-Sb antisite defects. Here, we address this… Theory Experiment MnBi₂Te₄ https://arxiv.org/abs/2512.21479v1 https://arxiv.org/abs/2512.21479v1 Thu, 25 Dec 2025 02:50:47 GMT arXiv: Intrinsic magnetic topological insulators can host quantum states with quantized magneto-electric responses, such as the axion and Chern insulators states evidenced in ultra-thin MnBi2Te4 films. Yet, whereas quantization is investigated thoroughly, transport properties related to the phase of charge carriers remains… Experiment MnBi₂Te₄