2757 papers
Explore the fascinating intersection where quantum materials meet the complexity of everyday environments in the Cond-Mat — Mes-Hall section. This field investigates how tiny particles behave when caught between the orderly world of single atoms and the chaotic nature of bulk matter, revealing the hidden rules that govern electricity, magnetism, and heat in novel substances.
Gist.Science brings these cutting-edge discoveries to you directly from arXiv, the leading repository for physics preprints. We process every new submission in this category as soon as it appears, offering both straightforward, plain-language explanations and deep technical summaries to help researchers and curious minds alike grasp the latest breakthroughs without getting lost in dense equations.
Below are the most recent papers in this dynamic area of condensed matter physics, ready for you to explore.
This paper explains the large gate-voltage-induced g-factor variations observed in germanium quantum dots by demonstrating that device-induced strain creates a spatially varying g-tensor landscape, which is modulated as electrostatic gates shift the quantum dot's position.
This paper numerically investigates bio-inspired asymmetric textured CMOS image sensors based on antenna theory to explore passive non-reciprocity, but finds that while a theoretical framework predicts 5–15% efficiency gains, FDTD simulations reveal only a negligible 0.02% change, confirming that macroscopic Lorentz reciprocity remains robust at the sub-wavelength scale due to apex field concentration.
This paper establishes a unified electronic-structure framework demonstrating that the strong electron-phonon coupling and ion migration in metal halide perovskites originate from a common chemical bonding mechanism, where low-frequency shearing modes drive halide migration and high-frequency stretching modes govern carrier scattering, both of which can be predicted and optimized using a novel orbital hybridization descriptor.
This paper proposes an "acoustic tweezer" system that utilizes spatially confined longitudinal waves carrying phonon spin to generate polarity-selective radiation forces, enabling the deterministic trapping and routing of individual magnetic skyrmions for high-precision topological spintronics.
This paper numerically investigates the local phase diagram of the gapped Kondo effect using Lanczos and configuration-interaction methods, demonstrating that the crossover between quantum and classical impurity spins can be continuously tracked via topological invariants (Chern numbers) and revealing distinct behaviors in underscreened and overscreened regimes, including spontaneous particle-hole symmetry breaking.
This paper proposes an inductively protected Andreev (IPA) spin qubit, which shunts an Andreev spin qubit with a linear inductor to separate spin states into distinct potential wells, thereby significantly enhancing relaxation times while combining the long coherence and large anharmonicity of protected superconducting qubits with the operational benefits of a spin degree of freedom.
This paper investigates Andreev conversion in graphene nanostructures at the quantum Hall edge, revealing that partial interface transparency induces non-degenerate hybrid modes and intervalley scattering at corners, leading to disorder-free interference and greater robustness compared to the zero-field regime.
This study utilizes direct time-resolved X-ray microscopy to visualize and quantify the nanosecond dynamics of antiferromagnetic skyrmion lattices, revealing distinct incoherent and coherent flow regimes and establishing a quantitative framework for their scattering interactions to enable robust multi-skyrmion spintronic devices.
This paper introduces a symmetric approximant formalism that overcomes the limitations of standard topological invariants in disordered systems by providing a unified framework to correctly characterize statistical topological phases where protecting symmetries are preserved only on average.
This paper establishes a real-space theoretical framework demonstrating that tuning the coupling between -triangulenes and armchair graphene nanoribbons generates universal compact localized node orbitals at junctions, whose properties are governed by a simple relation between constituent end states and zero-energy modes, thereby enabling the design of artificial quantum materials with tunable flat bands and anisotropic transport.