How to Build an Empirical Speed Distribution for Dark Matter in the Solar Neighborhood

Kavli Affiliate: Lina Necib | Summary:The dark matter flux in a direct detection experiment depends on its local speed distribution. This distribution has been inferred from simulations of Milky Way-like galaxies, but such models serve only as proxies, given that no simulation directly captures the detailed evolution of our own Galaxy. This motivates alternative approaches […]


Continue.. How to Build an Empirical Speed Distribution for Dark Matter in the Solar Neighborhood

How to Build an Empirical Speed Distribution for Dark Matter in the Solar Neighborhood

Kavli Affiliate: Lina Necib | Summary:The dark matter flux in a direct detection experiment depends on its local speed distribution. This distribution has been inferred from simulations of Milky Way-like galaxies, but such models serve only as proxies given that no simulation directly captures the detailed evolution of our own Galaxy. This motivates alternative approaches […]


Continue.. How to Build an Empirical Speed Distribution for Dark Matter in the Solar Neighborhood

Intertwined Orders, Quantum Criticality and Skyrmions in Tunable Topological Bands

Kavli Affiliate: Debanjan Chowdhury | Summary:Skyrmions are emergent many-body excitations that lie at the heart of both multi-component quantum Hall-like systems and deconfined quantum criticality. In a companion article (X. Wang et al., arXiv:2507.22971), we studied a microscopic time-reversal symmetric model of tunable interacting Chern bands using numerically exact determinant quantum Monte Carlo calculations, and […]


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Developmental variation in dopamine neurobiology, neurocognitive functioning, and impulsivity shape substance use trajectories in youth

Kavli Affiliate: Wesley Thompson | Authors: Ashley Clare Parr, Amar Ojha, Daniel Petrie, Finnegan Calabro, Brenden Tervo-Clemmens, Will Foran, Douglas Fitzgerald, Susan Tapert, Kate Nooner, Wesley Thompson, David Goldston, Duncan Clark and Beatriz Luna | Summary: Theoretical neurodevelopmental models implicate increases in dopamine (DA) function and limitations in neurocognitive control in risk-taking behavior, including substance […]


Continue.. Developmental variation in dopamine neurobiology, neurocognitive functioning, and impulsivity shape substance use trajectories in youth

Examining the Spin Structure of Altermagnetic Candidate MnTe Grown with Near Ideal Stoichiometry

Kavli Affiliate: Ke Wang | First 5 Authors: Qihua Zhang, Qihua Zhang, , , | Summary: Altermagnets are a recently-discovered class of materials with magnetic ordering that have a zero net magnetization and a momentum-dependent spin splitting in their band structure, arising from a collinear spin arrangement with alternating polarizations in the crystal lattice. The […]


Continue.. Examining the Spin Structure of Altermagnetic Candidate MnTe Grown with Near Ideal Stoichiometry

LEO Satellite Track Correction for CSST Multi-Band Imaging Data

Kavli Affiliate: Hu Zhan | First 5 Authors: Huai-Jin Tang, Huai-Jin Tang, , , | Summary: Low Earth Orbit satellite (LEOsat) mega-constellations are considered to be an unavoidable source of contamination for survey observations to be carried out by the China Space Station Telescope (CSST) over the next decade. This study reconstructs satellite trail profiles […]


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PhysWorld: From Real Videos to World Models of Deformable Objects via Physics-Aware Demonstration Synthesis

Kavli Affiliate: Xiang Zhang | First 5 Authors: Yu Yang, Yu Yang, , , | Summary: Interactive world models that simulate object dynamics are crucial for robotics, VR, and AR. However, it remains a significant challenge to learn physics-consistent dynamics models from limited real-world video data, especially for deformable objects with spatially-varying physical properties. To […]


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AGN STORM 2. XI. Spectroscopic reverberation mapping of the hot dust in Mrk 817

Kavli Affiliate: Erin Kara| First 5 Authors: Hermine Landt, Hermine Landt, , , | Summary:The AGN Space Telescope and Optical Reverberation Mapping 2 (STORM 2) campaign targeted Mrk 817 with intensive multi-wavelength monitoring and found its soft X-ray emission to be strongly absorbed. We present results from 157 near-IR spectra with an average cadence of […]


Continue.. AGN STORM 2. XI. Spectroscopic reverberation mapping of the hot dust in Mrk 817

AGN STORM 2. XI. Spectroscopic reverberation mapping of the hot dust in Mrk 817

Kavli Affiliate: Erin A. Kara | First 5 Authors: Hermine Landt, Hermine Landt, , , | Summary: The AGN Space Telescope and Optical Reverberation Mapping 2 (STORM 2) campaign targeted Mrk 817 with intensive multi-wavelength monitoring and found its soft X-ray emission to be strongly absorbed. We present results from 157 near-IR spectra with an […]


Continue.. AGN STORM 2. XI. Spectroscopic reverberation mapping of the hot dust in Mrk 817

Efficient semantic uncertainty quantification in language models via diversity-steered sampling

Kavli Affiliate: Hsiao-Mei (Sherry) Cho| First 5 Authors: [#item_custom_name[1, [#item_custom_name[2, [#item_custom_name[3, [#item_custom_name[4, [#item_custom_name[5| Summary:Accurately estimating semantic aleatoric and epistemic uncertainties in large language models (LLMs) is particularly challenging in free-form question answering (QA), where obtaining stable estimates often requires many expensive generations. We introduce a diversity-steered sampler that discourages semantically redundant outputs during decoding, covers […]


Continue.. Efficient semantic uncertainty quantification in language models via diversity-steered sampling