https://flatland-pi.vercel.app/materials/nii2.html The newest items tagged NiI₂, FeCl₂, CoCl₂ in the Flatland news feed. en Mon, 05 Oct 2026 08:10:53 GMT http://link.aps.org/doi/10.1103/gvzv-4fqy http://link.aps.org/doi/10.1103/gvzv-4fqy Wed, 19 Aug 2026 10:00:00 GMT Physical Review Materials: We report investigations into a new kind of multiferroic heterostructure consisting of a two-dimensional ferromagnetic 1T-phase FeCl₂ monolayer and a sliding-ferroelectric bilayer-GaSe using first principles calculations. In this study, we determine the structural and electronic prop… [Phys. Rev. Materials 10, 074420]… Theory InSe, GaSe NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2608.11944v1 https://arxiv.org/abs/2608.11944v1 Wed, 12 Aug 2026 11:32:08 GMT arXiv: Low-dimensional multiferroics hold great promise for integrated magnetoelectric devices. Spin spiral state has recently been shown to induce ferroelectricity in single-layer van der Waals (vdW) material NiI2. However, how this state evolves and can be tuned towards the two-dimensional limit remain unclear. Here, we… Experiment Theory NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2607.24337v2 https://arxiv.org/abs/2607.24337v2 Mon, 27 Jul 2026 12:13:27 GMT arXiv: In this work, we introduce a class of hybrid-parity sliding multiferroics in which the spontaneous ferroelectric polarization is coupled to certain nonrelativistic spin splitting components through interlayer sliding, allowing these components to be reversibly switched in an electrical way. Symmetry analysis identifies… Theory NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2607.21218v2 https://arxiv.org/abs/2607.21218v2 Thu, 23 Jul 2026 11:33:12 GMT arXiv: Multiferroicity arising from non-collinear spin textures and strong spin-orbit interactions offers a route to magnetoelectric functionality in the monolayer limit. Although theory predicts that the properties of monolayer multiferroics can be tuned by strain, gating, or proximity effects, experimental demonstrations of… Experiment NbSe₂, NbS₂, NbTe₂ NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2607.14893v1 https://arxiv.org/abs/2607.14893v1 Thu, 16 Jul 2026 12:09:34 GMT arXiv: The bond-dependent anisotropic Kitaev interactions are the key for the Kitaev model, which has attracted intense interest for its potential to host quantum-spin-liquid states and fractional excitations. However, experimental realizations of such interactions remain scarce. Here, we investigate the magnetic excitations… Theory α-RuCl₃ NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2606.19142v1 https://arxiv.org/abs/2606.19142v1 Wed, 17 Jun 2026 14:47:46 GMT arXiv: Manganese selenide (MnSe) is a promising air-stable two-dimensional magnetic semiconductor for which theory predicts robust ferromagnetism in monolayers with Curie temperatures approaching 250 K. However, the crystallographic phases and magnetic properties of thin-film MnSe grown by scalable methods remain poorly… Experiment NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2605.22783v1 https://arxiv.org/abs/2605.22783v1 Thu, 21 May 2026 17:40:07 GMT arXiv: FeCl2 is a promising single-layer material with sizeable magnetic susceptibility and insulating character that can be easily grown by molecular beam epitaxy on various surfaces. In order to include it into the select palette of van der Waals materials used to engineer functional heterostructures, it is necessary to… Experiment NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2604.06959v1 https://arxiv.org/abs/2604.06959v1 Wed, 08 Apr 2026 11:21:17 GMT arXiv: In type II multiferroics, noncollinear spin textures are expected to induce electric polarization directly, leading to strong magnetoelectric coupling. Realizing such spin driven multiferroicity in two-dimensional systems, and elucidating the interplay between local spins and electric polarization, are of both… Experiment NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2603.27214v1 https://arxiv.org/abs/2603.27214v1 Sat, 28 Mar 2026 10:03:09 GMT arXiv: Hybrid magnet-superconductor heterostructures attract significant interest for their potential to host unconventional superconductivity, topological superconductivity, and Majorana physics. Transition metal dihalides (MX2, M = transition metal, X = Cl, Br, I) are compelling magnetic candidates due to their novel… Experiment NbSe₂, NbS₂, NbTe₂ NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2603.25516v2 https://arxiv.org/abs/2603.25516v2 Thu, 26 Mar 2026 14:50:34 GMT arXiv: NiI2 is an exotic van der Waals material in which a noncollinear spin spiral breaks spatial inversion symmetry without sizeable structural distortion, generating improper ferroelectric polarization, and stabilizing p-wave magnetic states with electron-volt-scale odd-parity spin splitting. Using first-principles… Theory NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2603.04620v1 https://arxiv.org/abs/2603.04620v1 Wed, 04 Mar 2026 21:29:36 GMT arXiv: Topological magnetism, characterized by topologically protected spin textures, offers rich physics and transformative prospects for spintronics. However, its stabilization typically demands external magnetic fields, preventing straightforward implementation. Here, we report a universal field-free approach for… Theory NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2602.16785v1 https://arxiv.org/abs/2602.16785v1 Wed, 18 Feb 2026 19:00:05 GMT arXiv: We show that the concept of coherent phonon generation by second order response to incident electric laser fields, which is a hallmark of pump-probe spectroscopy on conventional solids, can be expanded to include frustrated quantum magnets. For that purpose, we analyze the Raman force on the shear phonons of a… Theory NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2601.20713v1 https://arxiv.org/abs/2601.20713v1 Wed, 28 Jan 2026 15:46:09 GMT arXiv: The recent discovery of type-II multiferroicity in monolayer NiI₂ indicated a new pathway for intrinsic magnetoelectric coupling in the two-dimensional limit. However, determining whether this phenomenon is a unique anomaly or a general, chemically tunable property of the material class remains unresolved. Here, we… Experiment Theory NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2601.19796v1 https://arxiv.org/abs/2601.19796v1 Tue, 27 Jan 2026 16:57:37 GMT arXiv: Transition metal di-iodides such as FeI2, NiI2 and CoI2 are an emerging class of 2D magnets exhibiting rich and diverse magnetic behaviour, but their study at the monolayer limit has been severely hindered by fabrication challenges due to their air-sensitivity. Here, we introduce a polymer-free method for clean, rapid… Theory NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2512.21163v1 https://arxiv.org/abs/2512.21163v1 Wed, 24 Dec 2025 13:12:40 GMT arXiv: Single-layer transition metal dihalides grown on conducting substrates were shown to host stable polarons. Here, we investigate polarons in insulating single-layer MnBr₂ grown by molecular beam epitaxy on three different substrates, namely graphene on Ir(110), graphene on Ir(111), and Au(111). The number densities and… Experiment Graphene NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2511.06093v1 https://arxiv.org/abs/2511.06093v1 Sat, 08 Nov 2025 18:13:53 GMT arXiv: Bond-dependent magnetic interactions, particularly those described by the Kitaev model, have emerged as a key pathway toward realizing unconventional magnetic states such as quantum spin liquids and topologically nontrivial excitations, including skyrmions. These interactions frustrate conventional magnetic order and… Experiment NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2507.16021v3 https://arxiv.org/abs/2507.16021v3 Mon, 21 Jul 2025 19:36:20 GMT arXiv: Identifying model Hamiltonians is a vital step toward creating predictive models of materials. Here, we combine Bayesian optimization with the EDRIXS numerical package to infer Hamiltonian parameters from resonant inelastic X-ray scattering (RIXS) spectra within the single atom approximation. To evaluate the efficacy… Theory Experiment NiI₂, FeCl₂, CoCl₂ MPS₃ https://arxiv.org/abs/2507.13709v2 https://arxiv.org/abs/2507.13709v2 Fri, 18 Jul 2025 07:43:14 GMT arXiv: Twisted magnetic van der Waals (vdW) materials offer a promising route for multiferroic engineering, yet modeling large-scale moiré superlattices remains challenging. Leveraging a newly developed SpinGNN++ framework that effectively handles spin-lattice coupled systems, we develop a comprehensive interatomic machine… Theory NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2507.05665v1 https://arxiv.org/abs/2507.05665v1 Tue, 08 Jul 2025 04:48:34 GMT arXiv: The intercalation of metal chlorides, and particularly iron chlorides, into graphitic carbon structures has recently received lots of attention, as it can not only protect this two-dimensional (2D) magnetic system from the effects of the environment, but also substantially alter the magnetic, electronic, and optical… Experiment Theory Graphene NiI₂, FeCl₂, CoCl₂ https://arxiv.org/abs/2506.04933v2 https://arxiv.org/abs/2506.04933v2 Thu, 05 Jun 2025 12:08:12 GMT arXiv: NiI2 and NiBr2 are archetypal van der Waals (vdW) triangular-lattice multiferroics that host incommensurate helimagnetic order at the lowest temperatures and undergo a transition to collinear antiferromagnetic order upon heating. Focusing on NiBr2, we reveal that both antiferromagnetic phases exhibit a pronounced… Theory NiI₂, FeCl₂, CoCl₂