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19912026
Showing 2020Show all

548 papers · 1 filter

astro-ph.HE2020★ 27 cited

Timing of Eight Binary Millisecond Pulsars Found with Arecibo in Fermi-LAT Unidentified Sources

J. S. Deneva, P. S. Ray, F. Camilo +7

We present timing solutions for eight binary millisecond pulsars (MSPs) discovered by searching unidentified Fermi-LAT source positions with the 327 MHz receiver of the Arecibo 305…

astro-ph.CO2020★ 1 cited

Probing Systematic Bias in Low-Redshift Type Ia Supernova Measurements by Cross Analyzing Surface Brightness and Hubble Residuals

H. Solak, R. Kessler, D. O. Jones

For low-redshift (z < 0.1) Type Ia supernovae (SN Ia) samples used in several cosmological analyses over the past decade, we probe for systematic bias by looking for correlations b…

astro-ph.HE2020★ 8 cited

Cosmic-ray transport and gamma-ray emission in M31

Audrey Do, Matthew Duong, Alex McDaniel +5

We study the possibility that an extended cosmic-ray leptonic and/or hadronic halo is at the origin of the large-scale gamma-ray emission detected from the Andromeda Galaxy (M31).…

hep-ph2020

Higgs Production in Association with a Dark-Z at Future Electron Positron Colliders

Pierce Giffin, Ian M. Lewis, Ya-Juan Zheng

In recent years there have been many proposals for new electron-positron colliders, such as the Circular Electron-Positron Collider, the International Linear Collider, and the Futu…

math.RT2020★ 1 cited

On the image of the trivial source ring in the ring of virtual characters of a finite group

John Revere McHugh

We examine the cokernel of the canonical homomorphism from the trivial source ring of a finite group to the ring of -rational complex characters. We use Boltje and Coşkun's theo…

astro-ph.HE2020★ 37 cited

Searches after Gravitational Waves Using ARizona Observatories (SAGUARO): Observations and Analysis from Advanced LIGO/Virgo's Third Observing Run

K. Paterson, M. J. Lundquist, J. C. Rastinejad +34

With the conclusion of the third observing run for Advanced LIGO/Virgo (O3), we present a detailed analysis of both triggered and serendipitous observations of 17 gravitational wav…

astro-ph.SR2020★ 18 cited

Census of R Coronae Borealis stars I: Infrared light curves from Palomar Gattini IR

Viraj R. Karambelkar, Mansi M. Kasliwal, Patrick Tisserand +16

We are undertaking the first systematic infrared (IR) census of R Coronae Borealis (RCB) stars in the Milky Way, beginning with IR light curves from the Palomar Gattini IR (PGIR) s…

astro-ph.GA2020★ 19 cited

Unraveling the complex structure of AGN-driven outflows: V. Integral-field spectroscopy of 40 moderate-luminosity Type-2 AGNs

Rongxin Luo, Jong-Hak Woo, Marios Karouzos +6

There is an ongoing debate on whether feedback from active galactic nuclei (AGNs) can effectively regulate the star formation activities in their host galaxies. To investigate the…

astro-ph.IM2020

Update on the Preliminary Design of SCALES: the Santa Cruz Array of Lenslets for Exoplanet Spectroscopy

R. Deno Stelter, Andrew J. Skemer, Steph Sallum +16

SCALES (Santa Cruz Array of Lenslets for Exoplanet Spectroscopy) is a 2-5 micron high-contrast lenslet integral-field spectrograph (IFS) driven by exoplanet characterization scienc…

astro-ph.IM2020

The Planet as Exoplanet Analog Spectrograph (PEAS): Design and First-Light

Emily C. Martin, Andrew J. Skemer, Matthew V. Radovan +13

Exoplanets are abundant in our galaxy and yet characterizing them remains a technical challenge. Solar System planets provide an opportunity to test the practical limitations of ex…

astro-ph.IM2020★ 33 cited

Detection of the Crab Nebula with the 9.7 m Prototype Schwarzschild-Couder Telescope

C. B. Adams, R. Alfaro, G. Ambrosi +105

The Schwarzschild-Couder Telescope (SCT) is a telescope concept proposed for the Cherenkov Telescope Array. It employs a dual-mirror optical design to remove comatic aberrations ov…

astro-ph.GA2020★ 3 cited

Anomaly Detection in Astronomical Images with Generative Adversarial Networks

Kate Storey-Fisher, Marc Huertas-Company, Nesar Ramachandra +4

We present an anomaly detection method using Wasserstein generative adversarial networks (WGANs) on optical galaxy images from the wide-field survey conducted with the Hyper Suprim…

astro-ph.CO2020★ 8 cited

Understanding Type Ia Supernova Distance Biases by Simulating Spectral Variations

J. D. R. Pierel, D. O. Jones, M. Dai +7

In the next decade, transient searches from the Vera C. Rubin Observatory and the Nancy Grace Roman Space Telescope will increase the sample of known Type Ia Supernovae (SN Ia) fro…

astro-ph.IM2020★ 3 cited

Predicting contrast sensitivity to segmented aperture misalignment modes for the HiCAT testbed

Iva Laginja, Remi Soummer, Laurent M. Mugnier +10

This paper presents the setup for empirical validations of the Pair-based Analytical model for Segmented Telescope Imaging from Space (PASTIS) tolerancing model for segmented coron…

astro-ph.IM2020

Performance of Large-Format Deformable Mirrors Constructed with TNO Variable Reluctance Actuators

Rachel Bowens-Rubin, Philip Hinz, Wouter Jonker +3

Advancements in making high-efficiency actuators are an enabling technology for building the next generation of large-format deformable mirrors. The Netherlands Organization for Ap…

quant-ph2020

On Computable Geometric Expressions in Quantum Theory

Ross N. Greenwood

Geometric Algebra and Calculus are mathematical languages encoding fundamental geometric relations that theories of physics seem to respect. We propose criteria given which statist…

astro-ph.IM2020★ 4 cited

Enhanced high-dispersion coronagraphy with KPIC phase II: design, assembly and status of sub-modules

N. Jovanovic, B. Calvin, M. Porter +17

The Keck Planet Imager and Characterizer (KPIC) is a purpose-built instrument for high-dispersion coronagraphy in the K and L bands on Keck. This instrument will provide the first…

astro-ph.EP2020★ 13 cited

Departure from the Exact Location of Mean Motion Resonances Induced by the Gas Disk in the Systems Observed by Kepler

Su Wang, D. N. C. Lin, Xiaochen Zheng +1

The statistical results of transiting planets show that there are two peaks around 1.5 and 2.0 in the distribution of orbital period ratios. A large number of planet pairs are foun…

stat.ME2020★ 16 cited

Estimating Seroprevalence of SARS-CoV-2 in Ohio: A Bayesian Multilevel Poststratification Approach with Multiple Diagnostic Tests

David Kline, Zehang Li, Yue Chu +4

Globally the SARS-CoV-2 coronavirus has infected more than 59 million people and killed more than 1.39 million. Designing and monitoring interventions to slow and stop the spread o…

astro-ph.GA2020★ 11 cited

A search for dust and molecular gas in enormous Ly nebulae at

Roberto Decarli, Fabrizio Arrigoni-Battaia, Joseph F. Hennawi +3

Enormous Ly nebulae, extending over 300-500\,kpc around quasars, represent the pinnacle of galaxy and cluster formation. Here we present IRAM Plateau de Bure Interferometer obse…

cond-mat.mes-hall2020★ 36 cited

Visualization and Manipulation of Bilayer Graphene Quantum Dots with Broken Rotational Symmetry and Nontrivial Topology

Zhehao Ge, Frederic Joucken, Eberth Quezada +8

Electrostatically defined quantum dots (QDs) in Bernal stacked bilayer graphene (BLG) are a promising quantum information platform because of their long spin decoherence times, hig…

astro-ph.GA2020★ 11 cited

The Massive M31 Cluster G1: Detailed Chemical Abundances from Integrated Light Spectroscopy

Charli M. Sakari, Matthew D. Shetrone, Andrew McWilliam +1

G1, also known as Mayall II, is one of the most massive star clusters in M31. Its mass, ellipticity, and location in the outer halo make it a compelling candidate for a former nucl…

cs.LG2020★ 1 cited

Neural Network Approximations of Compositional Functions With Applications to Dynamical Systems

Wei Kang, Qi Gong

As demonstrated in many areas of real-life applications, neural networks have the capability of dealing with high dimensional data. In the fields of optimal control and dynamical s…

hep-ph2020★ 95 cited

Higgs-mass predictions in the MSSM and beyond

P. Slavich, S. Heinemeyer, E. Bagnaschi +36

Predictions for the Higgs masses are a distinctive feature of supersymmetric extensions of the Standard Model, where they play a crucial role in constraining the parameter space. T…