Seeing Through the Noise: How Sparsity Unlocks Better Spectroscopy
New research reveals an inherent simplicity in how light interacts with materials, paving the way for dramatically streamlined spectroscopic sensors.
Science
Inside Black Holes: Quantum Gravity Challenges a Singular Fate
![The probability density of the wave function, calculated for [latex]C=\sigma=r_{s}=1[/latex], reveals its distribution is largely contained within the interval of wave numbers from -8 to 8, suggesting a localized, rather than infinitely dispersed, quantum state.](https://arxiv.org/html/2603.10297v1/WDW_GUP_figure0.jpg)
New research explores the quantum realm within black holes, questioning whether a proposed solution to the singularity problem can withstand the effects of fundamental physics.
Entangled Webs: Unveiling Hidden Order in 2D Yang-Mills Theory
New research delves into the complex entanglement properties of two-dimensional Yang-Mills theory, revealing connections between quantum correlations, topological defects, and confinement.
Building the Quantum Software Stack
A new track at JISBD 2025 spotlights the burgeoning field of quantum software engineering and the challenges of bringing quantum computing to life.
Beyond Order: A New State of Matter Mimics a Bose Glass
Researchers have uncovered a quasi-disordered phase in a superfluid system driven by a unique temporal Berry phase, exhibiting short-range order with surprising temporal coherence.
Echoes of New Physics: Probing Black Hole Gravity with Scalar Fields
[/latex] mode for rotating black holes within shift-symmetric EsGB gravity-when contrasted with Kerr black holes-exhibit a logarithmic dependence on the dimensionless coupling constant ΞΎ, with variations observed across spin values of [latex]a/M = 0, 0.2, 0.6[/latex] and differing notably between test-scalar, axial, and polar gravitational results.](https://arxiv.org/html/2603.08782v1/x12.png)
A novel method leverages the behavior of test scalar fields to efficiently map deviations from the standard Kerr metric in strong gravitational fields.
Echoes of Vibration: Unveiling Solid-State Dynamics with Light
![The study reveals that fitting the [latex]1n{}\_{n}^{1}[/latex] of fundamental phonon-frequency components within the quasistatic regime-using both dynamic and frozen Kohn-Sham potentials-demonstrates a correlation to integrated even-harmonic yields observed when the lattice is fixed, suggesting a nuanced interplay between potential dynamics and harmonic generation.](https://arxiv.org/html/2603.09156v1/x4.png)
Researchers have discovered a new way to probe the subtle movements of atoms within solids using the echoes of light generated in a carefully designed experiment.
Beyond Equilibrium: A New Lens for Complex Systems
![The function [latex]\exp{q}[/latex] exhibits distinct behavior depending on the value of [latex]q[/latex]; when [latex]q[/latex] equals 0.5, the function is defined for values greater than -2, while a value of [latex]q[/latex] equal to -0.5 restricts the domain to values less than 2, demonstrating a clear relationship between the parameter and the function's permissible input range.](https://arxiv.org/html/2603.08896v1/x8.png)
This review introduces a dynamical systems approach to thermodynamics that extends beyond traditional assumptions of additivity, offering insights into systems far from equilibrium.
Unmasking Hidden Eccentricity in Black Hole Collisions
New techniques reveal subtle clues in gravitational wave signals that can expose the true orbital history of merging black holes.
Symmetry’s Shortcut: Optimizing Complex Calculations with Emergent Supersymmetry
![The analysis demonstrates that the supersymmetric Ward identity [latex]\gamma_f = \gamma_s[/latex] holds consistently across all loop orders up to four, evidenced by the convergence of curves at two specific points which signify that the generator Lagrangian [latex]\mathcal{L}^{\text{gen}}[/latex] achieves supersymmetry at those values.](https://arxiv.org/html/2603.09520v1/desmos-graph.png)
Researchers are leveraging the power of supersymmetry – even where it doesn’t naturally exist – to dramatically speed up calculations in notoriously complex physical models.