Discovery of an Ultra Lithium-rich Metal-Poor Red Giant star

Kavli Affiliate: Anna Frebel | First 5 Authors: Jeremy Kowkabany, Rana Ezzeddine, Corinne Charbonnel, Ian U. Roederer, Yangyang Li | Summary: We present the discovery of 2MASS J05241392-0336543 (hereafter J0524-0336), a very metal-poor ([Fe/H]=-2.43 pm 0.16), highly r-process-enhanced ([Eu/Fe]=+1.34 pm 0.10) Milky Way halo field red giant star, with an ultra high Li abundance of […]


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The SZ flux-mass ($Y$-$M$) relation at low halo masses: improvements with symbolic regression and strong constraints on baryonic feedback

Kavli Affiliate: David N. Spergel | First 5 Authors: Digvijay Wadekar, Leander Thiele, J. Colin Hill, Shivam Pandey, Francisco Villaescusa-Navarro | Summary: Feedback from active galactic nuclei (AGN) and supernovae can affect measurements of integrated SZ flux of halos ($Y_mathrm{SZ}$) from CMB surveys, and cause its relation with the halo mass ($Y_mathrm{SZ}-M$) to deviate from […]


Continue.. The SZ flux-mass ($Y$-$M$) relation at low halo masses: improvements with symbolic regression and strong constraints on baryonic feedback

The SZ flux-mass ($Y$-$M$) relation at low halo masses: improvements with symbolic regression and strong constraints on baryonic feedback

Kavli Affiliate: David N. Spergel | First 5 Authors: Digvijay Wadekar, Leander Thiele, J. Colin Hill, Shivam Pandey, Francisco Villaescusa-Navarro | Summary: Ionized gas in the halo circumgalactic medium leaves an imprint on the cosmic microwave background via the thermal Sunyaev-Zeldovich (tSZ) effect. Feedback from active galactic nuclei (AGN) and supernovae can affect the measurements […]


Continue.. The SZ flux-mass ($Y$-$M$) relation at low halo masses: improvements with symbolic regression and strong constraints on baryonic feedback

Quantum interference in gravitational particle production

Kavli Affiliate: Edward W. Kolb | First 5 Authors: Edward Basso, Daniel J. H. Chung, Edward W. Kolb, Andrew J. Long, | Summary: Previous numerical investigations of gravitational particle production during the coherent oscillation period of inflation displayed unexplained fluctuations in the spectral density of the produced particles. We argue that these features are due […]


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Imaging through Windansee electrode arrays reveals a small fraction of local neurons following surface MUA

Kavli Affiliate: Shadi Dayeh & Vikash Gilja | Authors: Martin Thunemann, Lorraine Hossain, Torbjørn V Ness, Nicholas Rogers, Keundong Lee, Sang-Heong Lee, Kıvılcım Kılıç, Hongseok Oh, Michael Nicholas Economo, Vikash Gilja, Gaute Einevoll, Shadi Dayeh and Anna Devor | Summary: Abstract Prior studies have shown that neuronal spikes can be recorded with microelectrode arrays placed […]


Continue.. Imaging through Windansee electrode arrays reveals a small fraction of local neurons following surface MUA

Organoid-based single-cell spatiotemporal gene expression landscape of human embryonic development and hematopoiesis

Kavli Affiliate: Dwight Bergles | Authors: Yiming Chao, Yang Xiang, Jiashun Xiao, Shihui Zhang, Weizhong Zheng, Xiaomeng Wan, Zhuoxuan LI, Mingze Gao, Gefei Wang, Zhilin Chen, Mo Ebrahimkhani, Can Yang, Angela Ruohao Wu, Pentao Liu, Yuanhua Huang and Ryohichi Sugimura | Summary: Abstract Single-cell level characterization of embryonic development is a major benchmark of human […]


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Federated XGBoost on Sample-Wise Non-IID Data

Kavli Affiliate: Yi Zhou | First 5 Authors: Katelinh Jones, Yuya Jeremy Ong, Yi Zhou, Nathalie Baracaldo, | Summary: Federated Learning (FL) is a paradigm for jointly training machine learning algorithms in a decentralized manner which allows for parties to communicate with an aggregator to create and train a model, without exposing the underlying raw […]


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DeUEDroid: Detecting Underground Economy Apps Based on UTG Similarity

Kavli Affiliate: Ke Wang | First 5 Authors: Zhuo Chen, Jie Liu, Yubo Hu, Lei Wu, Yajin Zhou | Summary: In recent years, the underground economy is proliferating in the mobile system. These underground economy apps (UEware) make profits from providing non-compliant services, especially in sensitive areas such as gambling, pornography, and loans. Unlike traditional […]


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Single-Molecule Structure and Topology of Kinetoplast DNA Networks

Kavli Affiliate: Cees Dekker | First 5 Authors: Pinyao He, Allard J. Katan, Luca Tubiana, Cees Dekker, Davide Michieletto | Summary: The Kinetoplast DNA (kDNA) is a two-dimensional Olympic-ring-like network of mutually linked 2.5 kb-long DNA minicircles found in certain parasites called Trypanosomes. Understanding the self-assembly and replication of this structure are not only major […]


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The Cosmic Ultraviolet Baryon Survey (CUBS) V: On the Thermodynamic Properties of the Cool Circumgalactic Medium at $z < 1$

Kavli Affiliate: Robert A. Simcoe | First 5 Authors: Zhijie Qu, Hsiao-Wen Chen, Gwen C. Rudie, Fakhri S. Zahedy, Sean D. Johnson | Summary: This paper presents a systematic study of the photoionization and thermodynamic properties of the cool circumgalactic medium (CGM) as traced by rest-frame ultraviolet absorption lines around 26 galaxies at redshift $zlesssim1$. […]


Continue.. The Cosmic Ultraviolet Baryon Survey (CUBS) V: On the Thermodynamic Properties of the Cool Circumgalactic Medium at $z < 1$