187 papers
This collection explores the fundamental physics concepts that govern how matter and energy interact across the universe. From the invisible forces shaping our daily lives to the complex mechanics driving cosmic phenomena, these studies reveal the underlying rules of reality. Here, we translate cutting-edge research into insights anyone can understand, bridging the gap between abstract theory and tangible discovery.
Every new preprint in this category originates from arXiv, where researchers first share their latest findings with the global community. At Gist.Science, we process each of these submissions to provide both detailed technical summaries and clear, plain-language explanations. This dual approach ensures that whether you are a seasoned physicist or a curious learner, you can grasp the significance of every breakthrough without getting lost in dense equations.
Below are the latest papers in Class-Ph, freshly processed and ready for you to explore.
This paper mathematically analyzes the density field of a dilute particle flow on a body surface within a two-fluid model for icing simulations, deriving inviscid solutions across Stokes numbers and investigating viscous boundary layer effects to explain the formation of particle-free layers and refine Michael's criterion.
This paper presents a breakthrough in chip-scale gyroscope technology by experimentally demonstrating that leveraging third-order singularities within cusp catastrophes induces a cubic-root scaling of the Coriolis effect, resulting in a three-order-of-magnitude enhancement in sensitivity and a world-record signal-to-noise ratio for silicon-chip gyroscopes.
This paper establishes a GUM-consistent framework to quantify atmospheric Newtonian noise in torsion-balance measurements of the gravitational constant , deriving spatial transfer functions for benchmark geometries to demonstrate that while current atmospheric contributions are below reference uncertainty levels, they become significant as systematic errors approach the part-per-million regime.
This paper experimentally demonstrates and theoretically characterizes noise-activated switching between coexisting limit-cycle attractors in a driven nonlinear system, establishing a large-deviation framework that extends the concept of activated dynamics from stationary states to periodic motions.
This paper derives three exact line-integral representations for frequency-domain electromagnetic fields outside an infinitely long cylindrical surface, including a novel two-dimensional Schelkunoff-Franz form that relies solely on tangential field components, thereby providing a rigorous formulation of Huygens' principle for cylindrical enclosing surfaces applicable to scattering and radiation problems in periodic structures.
This paper presents an exact analytical solution for the non-selfadjoint Maxwell–Cattaneo–Vernotte heat conduction equation with heat-transfer boundary conditions by establishing a biorthogonal eigenfunction system, which provides a comprehensive benchmark for analyzing the transition between diffusive and wave-like thermal behaviors across various parameter regimes.
This paper experimentally demonstrates that microwave toroidal pulses generated by a broadband conical horn antenna exhibit skyrmionic textures and evolve during free-space propagation toward stronger space-time nonseparability and a configuration closer to canonical Hellwarth and Nouchi toroidal pulses.
This paper presents a compact, dual-slot on-chip antenna operating at 290 GHz on a low-resistivity silicon substrate that achieves a maximum efficiency of 42% and a 39% impedance bandwidth, making it highly suitable for sub-terahertz transceivers and radar applications.
This paper utilizes a numerical model of flexible asperities interacting via conservative electric forces to demonstrate that the difference between work and pseudowork during sliding friction accounts for the increase in internal energy (thermal energy), with the distinction being crucial for analyzing both forced and free sliding scenarios.
This paper demonstrates that a specific scale-invariant, dipole-conserving fracton Hamiltonian naturally evolves toward stable fixed points that reproduce the key features of a flat, matter-dominated cosmology—including Einstein-de Sitter expansion, homogeneous particle distributions, and a bidirectional arrow of time—without requiring fine-tuning.