Cosmic wallflowers: the circumgalactic origins of isolated ultra-compact star clusters at $z>7$

Kavli Affiliate: Debora Sijacki | Summary:The discovery of gravitationally lensed stellar clusters at high redshift with the James Webb Space Telescope (JWST) has revealed extremely compact, massive star-forming systems in galaxies at $z > 6$, providing a new window into early cluster formation. In this work, we investigate star cluster formation in the circumgalactic environments […]


Continue.. Cosmic wallflowers: the circumgalactic origins of isolated ultra-compact star clusters at $z>7$

Revised AGN Spectral Model Reveals a More Significant Role in Cosmic Reionization

Kavli Affiliate: Linhua Jiang | Summary:Reionization marks one of the most important phase transitions in the history of the Universe, during which neutral baryonic matter was transformed into ionized plasma. While star-forming galaxies are widely regarded as the primary drivers of this process, the extent to which active galactic nuclei (AGNs) contribute remains a subject […]


Continue.. Revised AGN Spectral Model Reveals a More Significant Role in Cosmic Reionization

Overestimated Pressure Broadening Misleads Model Spectra in Cool M Dwarf Stars

Kavli Affiliate: Sara Seager | Summary:Available one-dimensional stellar models fail to reproduce the observed spectrum of the ultracool M dwarf TRAPPIST-1. In particular, current models predict strong iron hydride (FeH) absorption due to the Wing-Ford bands at 0.99$μ$m, yet this spectral feature is only weakly present in TRAPPIST-1 and other mid-to-late M dwarf stars. Additionally, […]


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Through Thick and Thin: The Cosmic Evolution of Disk Scale Height

Kavli Affiliate: Luis Ho | Summary:To investigate the formation and evolution of vertical structures in disk galaxies, we measure global $operatornamesech^2$ scale heights, averaging thin and thick components when present, for 2631 edge-on disk galaxies with $M_*>10^10 M_odot$ at $0<z<3.5$ from the JWST COSMOS-Web survey. We show that dust extinction systematically overestimates scale heights at […]


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Discovery of a new weberite-type antiferroelectric: La3NbO7

Kavli Affiliate: Jeffrey Neaton | Summary:Antiferroelectrics are antipolar materials which possess an electric field-induced phase transition to a polar, ferroelectric phase and offer significant potential for sensing/actuation and energy-storage applications. Known antiferroelectrics are relatively scarce and mainly based on a limited set of perovskite materials and their alloys (e.g., PbZrO$_3$, AgNbO$_3$, NaNbO$_3$). Here, a new […]


Continue.. Discovery of a new weberite-type antiferroelectric: La3NbO7

Unconditionally teleported quantum gates between remote solid-state qubit registers

Kavli Affiliate: Tim H. Taminiau | Summary:Quantum networks connecting quantum processing nodes via photonic links enable distributed and modular quantum computation. In this framework, quantum gates between remote qubits can be realized using quantum teleportation protocols. The essential requirements for such non-local gates are remote entanglement, local quantum logic within each processor, and classical communication […]


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Belief in Authority: Impact of Authority in Multi-Agent Evaluation Framework

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:Multi-agent systems utilizing large language models often assign authoritative roles to improve performance, yet the impact of authority bias on agent interactions remains underexplored. We present the first systematic analysis of role-based authority bias in free-form multi-agent evaluation using ChatEval. Applying French […]


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From National Curricula to Cultural Awareness: Constructing Open-Ended Culture-Specific Question Answering Dataset

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:Large language models (LLMs) achieve strong performance on many tasks, but their progress remains uneven across languages and cultures, often reflecting values latent in English-centric training data. To enable practical cultural alignment, we propose a scalable approach that leverages national social studies […]


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Anisotropic magnon transport in an antiferromagnetic trilayer heterostructure: is BiFeO$_3$ an altermagnet?

Kavli Affiliate: James Analytis| Summary:Magnons provide a route to ultra-fast transport and non-destructive readout of spin-based information transfer. Here, we report magnon transport and its emergent anisotropic nature in BiFeO$_3$ layers confined between ultrathin layers of the antiferromagnet LaFeO$_3$. Due to the confined state, BiFeO$_3$ serves as an efficient magnon transmission channel as well as […]


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Molecular insights into bulk lipid transport from structural studies of the bridge-like protein VPS13A complexed with the scramblase XKR1

Endothelial type I interferon signaling modulates the vascular response to ischemic brain injury Kavli Affiliate: Pietro De Camilli | Authors: Bodan Hu, Daniel Alvarez, Cristian Rocha-Roa, Valentin Guyard, Dazhi Li, Xinbo Wang, Pietro De Camilli, Stefano Vanni and Karin Reinisch | Summary: In eukaryotes, bridge-like lipid-transfer proteins (BLTPs) are central in mediating vesicle-independent lipid transfer […]


Continue.. Molecular insights into bulk lipid transport from structural studies of the bridge-like protein VPS13A complexed with the scramblase XKR1