https://flatland-pi.vercel.app/materials/hbn.html The newest items tagged hBN in the Flatland news feed. en Mon, 05 Oct 2026 08:10:53 GMT https://arxiv.org/abs/2610.02514 https://arxiv.org/abs/2610.02514 Mon, 05 Oct 2026 04:00:00 GMT arXiv: A central goal of the emerging field of materials QED is to harness subwavelength electromagnetic confinement in engineered cavities to tailor light-matter interactions. Here, we demonstrate that van der Waals multilayer cavities composed of stacked graphene and hexagonal boron nitride (hBN) provide unprecedented… Theory Graphene hBN https://arxiv.org/abs/2610.03547 https://arxiv.org/abs/2610.03547 Mon, 05 Oct 2026 04:00:00 GMT arXiv: Optical polarization is a key degree of freedom in quantum photonic and sensing technologies, enabling efficient light--matter coupling and directional emission. However, in defect ensemble-based quantum systems, orientational averaging across many defects suppresses optical anisotropy and eliminates a deterministic… Theory hBN https://arxiv.org/abs/2510.22041 https://arxiv.org/abs/2510.22041 Mon, 05 Oct 2026 04:00:00 GMT arXiv: Multifunctional solid-state materials are crucial for enabling safer and simpler lithium battery architectures. Here we report a scalable, solvent-free mechanochemical strategy to overcome the chemical inertness of hexagonal boron nitride and produce Li₂(BN)₆C₂O₄ (LBNCO), a lithium-rich boron nitride nanostructure.… Theory hBN https://advanced.onlinelibrary.wiley.com/doi/10.1002/adfm.78847?af=R https://advanced.onlinelibrary.wiley.com/doi/10.1002/adfm.78847?af=R Sat, 03 Oct 2026 03:56:20 GMT Advanced Functional Materials Experiment hBN https://arxiv.org/abs/2610.01473 https://arxiv.org/abs/2610.01473 Fri, 02 Oct 2026 04:00:00 GMT arXiv: We numerically study exciton-photon coupling in a hybrid structure composed of a period-doubled Si3N4 photonic crystal slab and an hBN-encapsulated MoSe2 monolayer. Period doubling folds quasi-guided modes into the light cone and produces spectrally separated photonic branches whose radiative character is controlled by… Experiment MoSe₂ hBN https://doi.org/10.1021/acsnano.6c08506 https://doi.org/10.1021/acsnano.6c08506 Thu, 01 Oct 2026 21:01:26 GMT ACS Nano: Moiré superlattices are generally assumed to act only at the interface where lattice mismatch or twist occurs. Here, we study charge transport in large-angle helical twisted trilayer graphene, where interlayer tunneling is strongly reduced. When only the top monolayer graphene is aligned with hBN, the electronic… Experiment Twisted graphene Graphene hBN https://doi.org/10.1021/acs.chemmater.6c01663 https://doi.org/10.1021/acs.chemmater.6c01663 Thu, 01 Oct 2026 19:01:40 GMT Chemistry of Materials: Hexagonal boron nitride (hBN) is a van der Waals material with excellent insulating properties that make it well-suited as a gate dielectric in 2D electronic devices. In recent years, the discovery of an ever-increasing list of properties has led to a much broader range of potential applications, including quantum… Experiment Engineering hBN https://advanced.onlinelibrary.wiley.com/doi/10.1002/adma.74437?af=R https://advanced.onlinelibrary.wiley.com/doi/10.1002/adma.74437?af=R Thu, 01 Oct 2026 12:28:58 GMT Advanced Materials Experiment hBN WS₂ https://arxiv.org/abs/2609.35125 https://arxiv.org/abs/2609.35125 Thu, 01 Oct 2026 04:00:00 GMT arXiv: In the search for topological states in bilayer graphene, capacitance measurement methods are widely utilized in bridge type readouts or source-drain reflectometry setups. In this paper we demonstrate an alternative readout method based on gate reflectometry. We probe the capacitance of a BLG flake encapsulated between… Theory Graphene WSe₂ hBN https://arxiv.org/abs/2609.39535 https://arxiv.org/abs/2609.39535 Thu, 01 Oct 2026 04:00:00 GMT arXiv: While color centers in diamond and other three-dimensional crystals are nowadays key elements of several types of sensors, color centers in two-dimensional materials are rapidly developing and promise high-tech applications. One of the interesting centers in 2D materials is the negatively charged boron vacancy in… Theory hBN https://arxiv.org/abs/2605.04283 https://arxiv.org/abs/2605.04283 Thu, 01 Oct 2026 04:00:00 GMT arXiv: Ensembles of negatively charged boron vacancy (VB⁻) centers in hexagonal boron nitride (hBN) have emerged as a two-dimensional spin qubit system interfaced with optics to advance nanoscale quantum sensing. However, a comprehensive description of its optically detected magnetic resonance (ODMR) signal remains… Theory hBN https://www.nature.com/articles/s41699-026-00742-w https://www.nature.com/articles/s41699-026-00742-w Wed, 30 Sep 2026 00:00:00 GMT npj 2D Materials and Applications: Competition between vacancy creation and filling in defect-engineering of hBN Theory hBN https://arxiv.org/abs/2609.38033v1 https://arxiv.org/abs/2609.38033v1 Tue, 29 Sep 2026 17:10:05 GMT arXiv: Interlayer excitons in transition metal dichalcogenide (TMD) heterostructures exhibit long lifetimes and long-range transport, making them promising for excitonic devices and quantum many-body phases, such as Bose-Einstein condensates. Achieving these goals requires a precise understanding of spin-allowed bright and… Theory WSe₂ hBN https://arxiv.org/abs/2609.37547v1 https://arxiv.org/abs/2609.37547v1 Tue, 29 Sep 2026 13:24:48 GMT arXiv: MoS2 has attracted significant attention for its promising applications in optoelectronics, owing to the remarkable stability of its excitons and trions. These quasiparticles have large binding energies that arise from the MoS2 moderate band gap and the unconventional screening of Coulomb interactions in low… Theory Phosphorene Graphene MoS₂ hBN http://link.aps.org/doi/10.1103/pggy-t8bg http://link.aps.org/doi/10.1103/pggy-t8bg Tue, 29 Sep 2026 10:00:00 GMT Physical Review Letters: Heat flow in the Chern Insulator states of the Hofstadter butterfly is obtained in a graphene/hBN moiré for the first time. [Phys. Rev. Lett. 137, 146603] Published Tue Sep 29, 2026 Everyone Graphene hBN https://arxiv.org/abs/2609.36703v1 https://arxiv.org/abs/2609.36703v1 Tue, 29 Sep 2026 04:42:10 GMT arXiv: Understanding and controlling interlayer coupling in van der Waals (vdW) materials is crucial for engineering novel electronic phenomena, including correlated states, topological phases, and superconductivity. Twisted bilayer graphene (TBG) offers a highly tunable platform to explore how interlayer orientation and… Theory Twisted graphene Graphene hBN https://arxiv.org/abs/2606.06389 https://arxiv.org/abs/2606.06389 Tue, 29 Sep 2026 04:00:00 GMT arXiv: Magic-angle twisted bilayer graphene (MATBG) hosts flat bands whose correlated and topological phases depend sensitively on the electronic point-group symmetry, which is set by the device configuration including twist angle, heterostrain, and substrate and cap-layer coupling. Here we report near-infrared photocurrent… Theory Twisted graphene Graphene WSe₂ hBN https://arxiv.org/abs/2603.28950 https://arxiv.org/abs/2603.28950 Mon, 28 Sep 2026 04:00:00 GMT arXiv: Scattering-type scanning near-field optical microscopy (s-SNOM) is a powerful tool for investigating polaritonic modes. However, an inherent limitation of this technique is that excitation and detection occur at the same location. This constraint makes it challenging to resolve excitations with complex spatial… Theory hBN https://arxiv.org/abs/2604.12614 https://arxiv.org/abs/2604.12614 Mon, 28 Sep 2026 04:00:00 GMT arXiv: Moiré superlattices are generally assumed to act only at the interface where lattice mismatch or twist occurs. Here, we study charge transport in large-angle helical twisted trilayer graphene, where interlayer tunneling is strongly reduced. When only the top monolayer graphene is aligned with hBN, the electronic… Theory Twisted graphene Graphene hBN https://arxiv.org/abs/2609.33714v1 https://arxiv.org/abs/2609.33714v1 Sun, 27 Sep 2026 16:17:57 GMT arXiv: The negatively charged boron vacancy is an optically addressable spin centre in hexagonal boron nitride (hBN), but bringing two vacancies together introduces electronic interactions absent from the isolated-defect picture. Here we use density-functional theory at total charge q = -2 to show that atomic-scale placement… Theory hBN https://arxiv.org/abs/2609.29789 https://arxiv.org/abs/2609.29789 Fri, 25 Sep 2026 04:00:00 GMT arXiv: The modified Coulomb interaction in two-dimensional (2D) materials gives rise to unique, non-analytic low-momentum dispersions of excitons, phonons, and plasmons. Here, we describe the 2D dispersion of longitudinal excitations by introducing the optical conductivity approximation (OCA), a unified framework that… Theory Graphene hBN https://arxiv.org/abs/2609.30491v1 https://arxiv.org/abs/2609.30491v1 Thu, 24 Sep 2026 19:27:24 GMT arXiv: Hydrostatic pressure commonly suppresses polarization in conventional displacive ferroelectrics by weakening the off-center ionic distortion. Sliding ferroelectrics may provide a contrasting case because their polarization arises from stacking-dependent interlayer charge transfer rather than intra-unit-cell ionic… Theory Graphene hBN https://arxiv.org/abs/2609.30202v2 https://arxiv.org/abs/2609.30202v2 Thu, 24 Sep 2026 17:37:46 GMT arXiv: Moiré superlattices assembled by twisting Bernal and rhombohedral multilayer graphene host a rich set of interaction-driven magnetic and topological states, yet superconductivity has not been observed in these systems except in proximity to a transition-metal dichalcogenide. Here we report incipient superconductivity… Theory Experiment Graphene hBN https://arxiv.org/abs/2609.30202v1 https://arxiv.org/abs/2609.30202v1 Thu, 24 Sep 2026 17:37:46 GMT arXiv: Moiré superlattices assembled by twisting Bernal and rhombohedral multilayer graphene host a rich set of interaction-driven magnetic and topological states, yet superconductivity has not been observed in these systems except in proximity to a transition-metal dichalcogenide. Here we report incipient superconductivity… Theory Experiment Graphene hBN https://onlinelibrary.wiley.com/doi/10.1002/smll.75841?af=R https://onlinelibrary.wiley.com/doi/10.1002/smll.75841?af=R Wed, 23 Sep 2026 08:49:05 GMT Small Experiment Graphene hBN https://arxiv.org/abs/2609.26446v1 https://arxiv.org/abs/2609.26446v1 Tue, 22 Sep 2026 14:06:00 GMT arXiv: When two photonic structures of different topology are joined, an optical mode appears at their junction. Its existence depends only on this topological difference and not on the precise dimensions of either structure. Here we realize the photonic analogue of a Jackiw-Rebbi (JR) state in hexagonal boron nitride (hBN)… Theory hBN https://arxiv.org/abs/2609.23447 https://arxiv.org/abs/2609.23447 Tue, 22 Sep 2026 04:00:00 GMT arXiv: Metal-mediated growth provides an effective route to high-quality hexagonal boron nitride (hBN), but hBN formation on the metal does not necessarily ensure hBN formation on an adjoining dielectric substrate. Here, we investigate this distinction using a vertically stacked Ni--Cr/boron/sapphire configuration operated at… Experiment hBN https://iopscience.iop.org/article/10.1088/2053-1583/aea342 https://iopscience.iop.org/article/10.1088/2053-1583/aea342 Mon, 21 Sep 2026 23:00:00 GMT 2D Materials (IOP): Spin defects in monolayer hexagonal boron nitride (hBN) can be positioned directly at an interface, making them attractive probes of local deformation. A useful strain probe, however, should respond strongly to strain without acquiring a comparable direct Stark shift. Here we use first-principles calculations to… Theory hBN https://arxiv.org/abs/2609.21630v1 https://arxiv.org/abs/2609.21630v1 Fri, 18 Sep 2026 11:12:35 GMT arXiv: Transferable hexagonal boron nitride (hBN) hosting negatively charged boron-vacancy (VB⁻) spin defects offers a versatile platform for integrated quantum magnetometry, yet quantitative imaging of magnetic microstructures remains challenging. Here, we integrate a transferred hBN flake with a 4 μm-diameter permalloy (Py… Theory Engineering hBN http://link.aps.org/doi/10.1103/m3gt-9g4v http://link.aps.org/doi/10.1103/m3gt-9g4v Fri, 18 Sep 2026 10:00:00 GMT Physical Review Applied: Mechanically isolated defect centers in hexagonal boron nitride are promising coherent quantum emitters, yet spectral instabilities persist, and their spin-related nature remains unclear. Here we investigate a single mechanically isolated quantum emitter in hBN integrated onto a coplanar … [Phys. Rev. Applied 26… Experiment hBN https://arxiv.org/abs/2609.20387v1 https://arxiv.org/abs/2609.20387v1 Thu, 17 Sep 2026 13:40:58 GMT arXiv: Strain engineering is a powerful route for controlling the exciton dynamics in van der Waals (vdW) heterostructures (HSs). The interlayer energy transfer (ET) process is another key factor in controlling the photocarrier relaxation pathways in vdW HSs. In this work, we combine these two processes to achieve an 8-fold… Theory MoSe₂ ReS₂, ReSe₂ hBN https://arxiv.org/abs/2609.14230 https://arxiv.org/abs/2609.14230 Thu, 17 Sep 2026 04:00:00 GMT arXiv: Advances in solid-state physics, materials science, and device engineering have accelerated the development of superconducting qubits. Among emerging platforms, van der Waals (vdW) materials and their heterostructures are potentially attractive building blocks for quantum devices, yet their realization in qubit… Theory NbSe₂, NbS₂, NbTe₂ hBN https://www.nature.com/articles/s41467-026-77593-y https://www.nature.com/articles/s41467-026-77593-y Thu, 17 Sep 2026 00:00:00 GMT Nature Communications: Polaritons (hybrid light-matter excitations) in van der Waals materials hold promise for nanophotonics, but their application is normally hampered by their limited lateral confinement. Here, the authors report a strategy to fabricate deterministic high- curvature wrinkles in hBN films and apply them as controllable… Theory hBN https://arxiv.org/abs/2609.19321v1 https://arxiv.org/abs/2609.19321v1 Wed, 16 Sep 2026 18:38:35 GMT arXiv: Two-dimensional (2D) superconductors are an emerging platform for strongly correlated physics and quantum information science. Their reduced dimensionality, atomically flat interfaces, and high crystallinity are attractive for realizing compact lumped-element devices in superconducting circuits. However, synthesizing… Experiment Engineering Graphene NbSe₂, NbS₂, NbTe₂ hBN https://arxiv.org/abs/2609.17741v2 https://arxiv.org/abs/2609.17741v2 Tue, 15 Sep 2026 18:47:37 GMT arXiv: Traditional theoretical treatments of ferroelectricity do not straightforwardly extend to sliding ferroelectrics, which are increasingly-studied layered materials where a switchable electrical polarization is controlled by two-dimensional relative motion of the stacked layers. Therefore, in-depth analyses of the… Theory hBN http://link.aps.org/doi/10.1103/8nrk-cs5x http://link.aps.org/doi/10.1103/8nrk-cs5x Mon, 14 Sep 2026 10:00:00 GMT Physical Review B: Boron vacancies (VB⁻) in hexagonal boron nitride (hBN) have emerged as a promising platform for two-dimensional (2D) quantum sensors capable of operating at atomic-scale proximity. However, the mechanisms responsible for photoluminescence quenching in thin hBN sensing layers when placed in… [Phys. Rev. B 114, L171403]… Theory hBN https://arxiv.org/abs/2609.10777 https://arxiv.org/abs/2609.10777 Fri, 11 Sep 2026 04:00:00 GMT arXiv: Using a coarse-grained model, we performed numerical simulations of the dynamics of linear molecular chains adsorbed on a flat substrate (on the surface of an h-BN crystal). It is shown that molecules containing benzene rings and hydroxyl groups in their structure can form stable hydrogen-bond chains OHcdotsOHcdotsOH.… Theory Experiment hBN https://arxiv.org/abs/2512.13350 https://arxiv.org/abs/2512.13350 Fri, 11 Sep 2026 04:00:00 GMT arXiv: We explore theoretically the optical response of two-dimensional (2D) materials patterned at the nanoscale into either arrays of ribbons along a planar surface or spherical particles. Fourier-Floquet decomposition of the electromagnetic fields is used in order to obtain the reflectance, transmittance and absorbance of… Theory Graphene hBN WS₂ https://phys.org/news/2026-09-white-graphene-reshaped-atomic-scale.html https://phys.org/news/2026-09-white-graphene-reshaped-atomic-scale.html Thu, 10 Sep 2026 16:00:08 GMT Phys.org: A research team at the University of Vienna led by physicist Jani Kotakoski demonstrates how the shape of nanopores in hexagonal boron nitride—the electrically insulating counterpart to graphene, also known as "white graphene"—can be precisely controlled at the atomic level. Everyone Graphene hBN https://arxiv.org/abs/2609.11666v2 https://arxiv.org/abs/2609.11666v2 Thu, 10 Sep 2026 15:04:41 GMT arXiv: Hexagonal boron nitride (hBN) has recently become the focus of intense research as a material that can host quantum emitters. It is known that such emission is related to point defects, but in order to conclusively correlate specific defects to their spectra, having control over the defect creation mechanism is… Experiment Theory hBN