https://flatland-pi.vercel.app/materials/fese.html The newest items tagged FeSe, FeTeSe in the Flatland news feed. en Mon, 05 Oct 2026 08:10:53 GMT https://arxiv.org/abs/2609.10381v1 https://arxiv.org/abs/2609.10381v1 Wed, 09 Sep 2026 16:06:41 GMT arXiv: A microscopic understanding of topological superconductivity (TSC) in real materials requires a materials-informed approach that integrates first-principles electronic structure, superconductivity, and topology within a unified computational framework. Here, we develop such an approach by combining density functional… Theory FeSe, FeTeSe https://arxiv.org/abs/2608.29407v1 https://arxiv.org/abs/2608.29407v1 Sat, 29 Aug 2026 19:19:31 GMT arXiv: Controlling intertwined electronic orders in two-dimensional superconductors offers an effective route to answering fundamental questions and engineering new quantum devices. However, tuning the balance between competing orders typically requires complex chemistry, strain, or interface engineering. Here, we show that a… Experiment FeSe, FeTeSe https://arxiv.org/abs/2608.13427v2 https://arxiv.org/abs/2608.13427v2 Thu, 13 Aug 2026 16:16:06 GMT arXiv: Bond-dependent magnetic interactions, exemplified by the Kitaev model, are known to arise from the interplay between spin-orbit coupling (SOC) and specific coordination geometries, but have so far been almost exclusively identified in edge-sharing octahedral systems. Whether such interactions persist in edge-sharing… Theory FeSe, FeTeSe https://arxiv.org/abs/2608.09054v1 https://arxiv.org/abs/2608.09054v1 Mon, 10 Aug 2026 03:00:42 GMT arXiv: Realizing the spin-resolved electronic properties in superconducting materials stands as a critical frontier, offering both novel fundamental physics and potential for dissipationless spin-based devices. Here, we predict a series of Janus FeX0.5Y0.5 monolayers derived from iron-based superconductors (e.g., FeSe, FeTe… Theory Janus MoSSe FeSe, FeTeSe https://arxiv.org/abs/2607.27104v1 https://arxiv.org/abs/2607.27104v1 Wed, 29 Jul 2026 16:31:51 GMT arXiv: In iron-based superconductors, the dz2 orbital band typically resides far below the Fermi level and has not been considered to participate in Cooper pairing. Here, using monolayer FeSe/SrTiO3 as a model system, we demonstrate that tip-induced tensile strain controllably shifts the dz2 band toward the Fermi level… Theory FeSe, FeTeSe https://arxiv.org/abs/2608.24906v1 https://arxiv.org/abs/2608.24906v1 Tue, 21 Jul 2026 13:14:17 GMT arXiv: Determining whether superconducting scanning tunneling spectroscopy (STS) is uniquely dictated by crystal structure constitutes a fundamental challenge in condensed matter physics. Here, we systematically investigate bulk FeSe single crystals, monolayer FeSe, and KCa₂Fe₄As₄F₂. We resolve one-, two-, and three-order… Theory Experiment FeSe, FeTeSe https://arxiv.org/abs/2607.15197v1 https://arxiv.org/abs/2607.15197v1 Thu, 16 Jul 2026 16:57:03 GMT arXiv: The recent emergence of altermagnetism has opened new frontiers in condensed matter physics, yet material platforms capable of hosting both intrinsic altermagnetic order and superconductivity remain exceedingly rare. Here, based on symmetry analysis and first-principles calculations, we propose a realistic route to… Theory FeSe, FeTeSe https://arxiv.org/abs/2607.11355v2 https://arxiv.org/abs/2607.11355v2 Mon, 13 Jul 2026 10:16:39 GMT arXiv: Since its discovery in 2008, iron-based superconductors (FeSCs) have become a central platform for exploring high-temperature superconductivity in multiband, electron-correlated materials. This review focuses on major developments over the past decade or so, emphasizing experimental advances, pairing mechanisms, and… Experiment FeSe, FeTeSe https://arxiv.org/abs/2607.03908v1 https://arxiv.org/abs/2607.03908v1 Sat, 04 Jul 2026 15:09:54 GMT arXiv: Two-dimensional (2D) altermagnets (AMs) are highly desirable for ultrafast, stray-field-free spintronics because they combine compensated magnetic order and momentum-dependent spin splitting with the scalability, tunability, and interface compatibility of atomically thin materials. However, practical 2D AMs remain… Theory FeSe, FeTeSe https://arxiv.org/abs/2604.12636v1 https://arxiv.org/abs/2604.12636v1 Tue, 14 Apr 2026 12:07:05 GMT arXiv: An anomalous Hall effect (AHE) in antiferromagnetic (AF) systems with no net magnetization is of considerable interest for both fundamental physics and spintronic applications. Of particular interest is the two-dimensional van der Waals antiferromagnet FeTe that has an unusual fully magnetically compensated bicollinear… Experiment FeSe, FeTeSe https://arxiv.org/abs/2511.08511v1 https://arxiv.org/abs/2511.08511v1 Tue, 11 Nov 2025 17:45:39 GMT arXiv: Sublattice dichotomy in monolayer FeSe/SrTiO₃, signaling the breaking of symmetries exchanging the two Fe sublattices, has recently been reported. We propose that interband pairing serves as the origin of this dichotomy, regardless of whether the symmetry is broken in the normal state or in the pairing state. If… Experiment FeSe, FeTeSe https://arxiv.org/abs/2511.02226v1 https://arxiv.org/abs/2511.02226v1 Tue, 04 Nov 2025 03:40:35 GMT arXiv: In iron-based superconductors, the two Fe atoms in the unit cell are typically related by crystal symmetries; therefore, we expect no intra-unit cell variations in the superconducting gap. However, recent experiments have challenged this expectation, reporting intra-unit cell variations in the gap with an unusual… Experiment Theory FeSe, FeTeSe https://arxiv.org/abs/2510.15788v1 https://arxiv.org/abs/2510.15788v1 Fri, 17 Oct 2025 16:11:05 GMT arXiv: We unveil a mechanism that enables a robust supercurrent diode effect in Josephson junctions based on multiband superconductors. We predict that interband pairing can significantly amplifies this effect, even under weak spin-orbit coupling while intraband pairing alone would render it negligible. To illustrate this, we… Theory FeSe, FeTeSe https://arxiv.org/abs/2509.06180v2 https://arxiv.org/abs/2509.06180v2 Sun, 07 Sep 2025 19:13:49 GMT arXiv: Orbital-selective correlations have been observed to play an important role in Fe-based superconductors. Here, in contrast to previous site-local Mott transition-based origins, we present a band-theory-based mechanism for orbital-selective physics in monolayer FeSe, for which only electron pockets appear. Underlying… Experiment Theory FeSe, FeTeSe https://arxiv.org/abs/2508.11018v1 https://arxiv.org/abs/2508.11018v1 Thu, 14 Aug 2025 18:44:26 GMT arXiv: Ultrathin FeSe films on SrTiO3 substrate show interface-enhanced superconductivity. However, how the superconductivity is established including superconducting fluctuations remains unclear. This study investigates the Nernst effect, which is sensitive to superconducting fluctuations, in ultrathin FeSe films on SrTiO3.… Experiment FeSe, FeTeSe