Catalogues of Active Galactic Nuclei From Gaia and unWISE Data

Kavli Affiliate: R. G. McMahon | Summary:We present two catalogues of active galactic nucleus (AGN) candidates selected from the latest data of two all-sky surveys — Data Release 2 (DR2) of the emphGaia mission and the unWISE catalogue of the emphWide-field Infrared Survey Explorer (emphWISE). We train a random forest classifier to predict the probability […]


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Catalogues of Active Galactic Nuclei From Gaia and unWISE Data

Kavli Affiliate: R. G. McMahon | First 5 Authors: Yiping Shu, Sergey E. Koposov, N. Wyn Evans, Vasily Belokurov, Richard G. McMahon | Summary: We present two catalogues of active galactic nucleus (AGN) candidates selected from the latest data of two all-sky surveys — Data Release 2 (DR2) of the emph{Gaia} mission and the unWISE […]


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Microwave multiplexing on the Keck Array

Kavli Affiliate: Ethan Karpel | Summary:We describe an on-sky demonstration of a microwave-multiplexing readout system in one of the receivers of the Keck Array, a polarimetry experiment observing the cosmic microwave background at the South Pole. During the austral summer of 2018-2019, we replaced the time-division multiplexing readout system with microwave-multiplexing components including superconducting microwave […]


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Deep Learning for Estimating Synaptic Health of Primary Neuronal Cell Culture

Kavli Affiliate: Noel Buckley | Summary:Understanding the morphological changes of primary neuronal cells induced by chemical compounds is essential for drug discovery. Using the data from a single high-throughput imaging assay, a classification model for predicting the biological activity of candidate compounds was introduced. The image recognition model which is based on deep convolutional neural […]


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Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs). X. Discovery of 35 Quasars and Luminous Galaxies at 5.7 $le$ z $le$ 7.0

Kavli Affiliate: Naoshi Sugiyama | Summary:We report the discovery of 28 quasars and 7 luminous galaxies at 5.7 $le$ z $le$ 7.0. This is the tenth in a series of papers from the Subaru High-z Exploration of Low-Luminosity Quasars (SHELLQs) project, which exploits the deep multi-band imaging data produced by the Hyper Suprime-Cam (HSC) Subaru […]


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Design and experimental demonstration of a laser modulation system for future gravitational-wave detectors

Kavli Affiliate: Takaaki Kajita | Summary:Detuning the signal-recycling cavity length from a cavity resonance significantly improves the quantum noise beyond the standard quantum limit, while there is no km-scale gravitational-wave detector successfully implemented the technique. The detuning technique is known to introduce great excess noise, and such noise can be reduced by a laser modulation […]


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MFB: A Mid-Frequency-Band Space Gravitational Wave Observer for the 2020 Decade

Kavli Affiliate: Robert Byer | Summary:We make the case for the early development of a Mid-Frequency-Band (MFB) gravitational wave (GW) observatory in geosynchronous orbit (73,000 km arm), optimized for the frequency band 10 mHz to 1 Hz. MFB bridges the science acquisition frequencies between the ground observatories LIGO/VIRGO (4/3 km arm – as well as […]


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MFB: A Mid-Frequency-Band Space Gravitational Wave Observer for the 2020 Decade

Kavli Affiliate: Peter F. Michelson | First 5 Authors: Peter F. Michelson, Robert L. Byer, Sasha Buchman, Ilya Mandel, John Lipa | Summary: We make the case for the early development of a Mid-Frequency-Band (MFB) gravitational wave (GW) observatory in geosynchronous orbit (73,000 km arm), optimized for the frequency band 10 mHz to 1 Hz. […]


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The in-situ exploration of Jupiter’s radiation belts (A White Paper submitted in response to ESA’s Voyage 2050 Call)

Kavli Affiliate: George Clark | Summary:Jupiter has the most energetic and complex radiation belts in our solar system. Their hazardous environment is the reason why so many spacecraft avoid rather than investigate them, and explains how they have kept many of their secrets so well hidden, despite having been studied for decades. In this White […]


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AEDGE: Atomic Experiment for Dark Matter and Gravity Exploration in Space

Kavli Affiliate: Chris B. Schaffer| First 5 Authors: Yousef Abou El-Neaj, Yousef Abou El-Neaj, , , | Summary:We propose in this White Paper a concept for a space experiment using cold atoms to search for ultra-light dark matter, and to detect gravitational waves in the frequency range between the most sensitive ranges of LISA and […]


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