Beyond the Image: Discovering Hidden Function in Microscopic Worlds
A new framework balances structural exploration with functional optimization, enabling autonomous microscopy to uncover diverse and useful representations across imaging modalities.
Science
Watching Waves Become Bands
A new computational approach directly links time-domain wave behavior to the formation of electronic and acoustic bands in periodic materials.
Beyond Classical: Quantum Effects Reshape Our Understanding of Plasmas
This review explores the growing importance of quantum mechanics in accurately modeling the behavior of plasmas across a range of densities and temperatures.
Hunting Dark Matter with the LHC and Artificial Intelligence
![The study constrains effective couplings [latex]\Lambda_{\gamma}[/latex] and [latex]\Lambda_{\chi}[/latex] for dark matter with a mass of 10 GeV, mediated by a spin-2 particle ranging from 100 GeV to 1 TeV, utilizing projected data from the HL-LHC to exclude parameter space at 95% confidence level and correlate these couplings with observed dark matter relic abundance and off-resonance production dependent on reheating temperatures.](https://arxiv.org/html/2604.02604v1/Figures/freeze_in_combined_log_mG_1e+03.png)
A new study explores how the High-Luminosity LHC, paired with machine learning, could reveal feebly interacting dark matter particles created through a unique cosmological process.
Cosmic Expansion and the Quantum Realm
![Expansion-driven deformation of the spectral gap-visualized through instantaneous gap landscapes and quantified by non-adiabaticity and excitation energy density-demonstrates a loss of adiabatic following and energy injection, culminating in a physically redshifted response confirmed by structure-factor analysis and adherence to the expected peak position scaling of [latex]\pi/a(\tau)[/latex].](https://arxiv.org/html/2604.02777v1/x1.png)
New research reveals how the expansion of the universe affects quantum entanglement and information flow in a simplified model of quantum electrodynamics.
Bridging the Gap: Hadronic and Partonic Views of Particle Decay
![The complex-valued trajectory of [latex]s + s_{+}\[/latex] reveals the parameter-dependent thresholds for partonic and hadronic transitions-specifically, [latex]s_{\text{th}} = 4m_{c}^{2}[/latex] and [latex]s_{\text{th}} = 4M_{D}^{2}[/latex]-with physical crossing points occurring at [latex]\xi = 1[/latex] for [latex]b \to s[/latex] ([latex]m_{1} = m_{c} + m_{s}[/latex]), [latex]\xi = 2.04[/latex] for [latex]B \to K[/latex] ([latex]m_{1} = M_{D^{<i>}}\_{s}[/latex]), and [latex]\xi = \{3.69, 8.62\}[/latex] for [latex]B \to K^{</i>}\[/latex] ([latex]m_{1} = \{M_{D^{*}}\_{s}, M_{D\_{s}}\}[/latex]), as determined by analysis utilizing mass values from Navaset al. (2024).](https://arxiv.org/html/2604.01284v1/x14.png)
New research reconciles theoretical calculations of rare particle decays, showing how hadronic effects can be consistently incorporated into established analytic frameworks.
Hunting Ghost Neutrinos: KM3NeT’s Edge in the Search for Sterile Particles
![The study demonstrates that the quantum Fisher information [latex]F_Q(m_s)[/latex] and the conversion probability [latex]P_{s\mu}[/latex] exhibit a clear dependence on the detector baseline, as evaluated for [latex]\epsilon_{\mu s}=1[/latex], [latex]m_s=500~{\rm eV}[/latex], [latex]\theta=10^{-4}[/latex], and [latex]E_\nu=220~{\rm PeV}[/latex], with distinct responses observed in both the KM3NeT and IceCube detectors and delineated by their respective baseline limitations.](https://arxiv.org/html/2604.01256v1/fig6.png)
A new analysis reveals that the KM3NeT neutrino observatory is uniquely positioned to precisely measure the properties of elusive sterile neutrinos, surpassing the capabilities of IceCube.
Top Quark Production at the LHC: A Precision Era
New measurements from the ATLAS and CMS experiments are refining our understanding of top quark interactions and probing the limits of the Standard Model.
Unlocking Exotic Hadrons: A New View of Heavy-Flavor Fragmentation
![The study demonstrates how tensor tetraquark states [latex]T_{4c}(2^{++})[/latex] exhibit energy-scale dependent shapes for both charm and gluon components, quantified by [latex]TQ4Q1.1FFs[/latex], with uncertainties arising from both flow-matched hybrid operator uncertainties and large distance matrix element variations comprehensively assessed and presented as ratios to central predictions.](https://arxiv.org/html/2604.01867v1/x2.png)
Researchers have developed a new framework for predicting the production of exotic, multi-quark particles by precisely mapping how heavy quarks transform into observable hadrons.
Beyond Broken Symmetry: Unveiling the Constraints of Quantum Matter
![The [latex] p6m [/latex] lattice symmetry-built from translations, six-fold rotations, and mirror reflections-organizes into a hexagonal unit cell containing three irreducible Wyckoff positions that define the sites of triangular, honeycomb, and kagome lattices, with the central rotation point aligned to one of these foundational positions.](https://arxiv.org/html/2604.00347v1/x1.png)
This review explores how fundamental anomalies dictate the behavior of interacting quantum systems and reveal hidden topological order.