Packed Ultra-wideband Mapping Array (PUMA): Astro2020 RFI Response

Kavli Affiliate: Kiyoshi W. Masui | First 5 Authors: Emanuele Castorina, Simon Foreman, Dionysios Karagiannis, Adrian Liu, Kiyoshi W. Masui | Summary: The Packed Ultra-wideband Mapping Array (PUMA) is a proposed low-resolution transit interferometric radio telescope operating over the frequency range 200 – 1100MHz. Its rich science portfolio will include measuring structure in the universe […]


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Multiwavelength Follow-up of the Hyperluminous Intermediate-mass Black Hole Candidate 3XMM J215022.4-055108

Kavli Affiliate: Ronald A. Remillard | First 5 Authors: Dacheng Lin, Jay Strader, Aaron J. Romanowsky, Jimmy A. Irwin, Olivier Godet | Summary: We recently discovered the X-ray/optical outbursting source 3XMM J215022.4-055108. It was best explained as the tidal disruption of a star by an intermediate-mass black hole of mass of a few tens of […]


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Measuring black hole masses from tidal disruption events and testing the $M_rm BH-σ_*$ relation

Kavli Affiliate: Fukun Liu| Summary: Liu and collaborators recently proposed an elliptical accretion disk model for tidal disruption events (TDEs). They showed that the accretion disks of optical/UV TDEs are large and highly eccentric and suggested that the broad optical emission lines with complex and diverse profiles originate in the cool eccentric accretion disk of […]


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Computational Synthesis of Substrates by Crystal Cleavage

Kavli Affiliate: Kyle Shen | First 5 Authors: Joshua T. Paul, Joshua T. Paul, , , | Summary: The discovery of novel substrate materials has been dominated by trial and error, opening the opportunity for a systematic search. To identify stable crystal surfaces, we generate bonding networks for materials from the Materials Project database with […]


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