output
19912026
Showing 2018Show all

590 papers · 1 filter

astro-ph.GA2018★ 9 cited

Near-Infrared Survey and Photometric Redshifts in the Extended GOODS-North field

Li-Ting Hsu, Lihwai Lin, Mark Dickinson +22

We present deep and -band images in the extended Great Observatories Origins Deep Survey-North (GOODS-N) field covering an area of 0.22 . The observations were…

astro-ph.EP2018★ 98 cited

Microlensing Results Challenge the Core Accretion Runaway Growth Scenario for Gas Giants

Daisuke Suzuki, David P. Bennett, Shigeru Ida +14

We compare the planet-to-star mass-ratio distribution measured by gravitational microlensing to core accretion theory predictions from population synthesis models. The core accreti…

hep-ex2018★ 16 cited

Properties of at small opening angles in collisions with the ATLAS detector at TeV

ATLAS Collaboration

The fragmentation of high-energy gluons at small opening angles is largely unconstrained by present measurements. Gluon splitting to -quark pairs is a unique probe into the prop…

astro-ph.HE2018★ 9 cited

Wobbly Dark Matter Signals at Cherenkov Telescopes from Long Lived Mediator Decays

Stefania Gori, Stefano Profumo, Bibhushan Shakya

Imaging Atmospheric Cherenkov Telescope (IACT) searches for dark matter often perform observations in "wobble mode", i.e. collecting data from the signal region and from a correspo…

astro-ph.GA2018★ 39 cited

Spatial distribution of stellar mass and star formation activity at 0.2<z<1.2 across and along the Main Sequence

Laura Morselli, Paola Popesso, Anna Cibinel +5

High-resolution multi-wavelength photometry is crucial to explore the spatial distribution of star formation in galaxies and understand how these evolve. To this aim, in this paper…

astro-ph.GA2018★ 115 cited

The large and small scale properties of the intergalactic gas in the Slug Ly-alpha nebula revealed by MUSE HeII emission observations

Sebastiano Cantalupo, Gabriele Pezzulli, Simon J. Lilly +11

With a projected size of about 450 kpc at z~2.3, the Slug Ly-alpha nebula is a rare laboratory to study, in emission, the properties of the intergalactic gas in the Cosmic Web. Sin…

hep-ph2018★ 69 cited

Precise predictions for semileptonic decays

Florian U. Bernlochner, Zoltan Ligeti, Dean J. Robinson +1

We calculate the form factors and decay rates for all possible four-Fermi interactions beyond the Standard Model, including nonzero charged…

astro-ph.HE2018★ 40 cited

Nebular Spectroscopy of Kepler's Brightest Supernova

G. Dimitriadis, C. Rojas-Bravo, C. D. Kilpatrick +9

We present late-time (240-260 days after peak brightness) optical photometry and nebular (+236 and +264 days) spectroscopy of SN 2018oh, the brightest Type Ia supernova (SN I…

astro-ph.GA2018★ 48 cited

[CII] 158 Micron Emission from z~4 HI Absorption-Selected Galaxies

Marcel Neeleman, Nissim Kanekar, J. Xavier Prochaska +2

We report on a search for the [CII] 158 micron emission line from galaxies associated with four high-metallicity damped Ly-alpha absorbers (DLAs) at z ~ 4 using the Atacama Large M…

astro-ph.CO2018★ 42 cited

Dark Energy Survey Year 1 results: Validation of weak lensing cluster member contamination estimates from P(z) decomposition

T. N. Varga, J. DeRose, D. Gruen +68

Weak lensing source galaxy catalogs used in estimating the masses of galaxy clusters can be heavily contaminated by cluster members, prohibiting accurate mass calibration. In this…

astro-ph.SR2018★ 37 cited

Enhanced mixing in magnetized fingering convection, and implications for RGB stars

Peter Harrington, Pascale Garaud

Double-diffusive convection has been well studied in geophysical contexts, but detailed investigations of the regimes characteristic of stellar or planetary interiors have only rec…

astro-ph.HE2018★ 4 cited

Target of Opportunity Observations of Gravitational Wave Events with LSST

R. Margutti, P. Cowperthwaite, Z. Doctor +79

The discovery of the electromagnetic counterparts to the binary neutron star merger GW170817 has opened the era of GW+EM multi-messenger astronomy. Exploiting this breakthrough req…

astro-ph.HE2018★ 72 cited

Observatory science with eXTP

Jean J. M. in 't Zand, Enrico Bozzo, Jinlu Qu +181

In this White Paper we present the potential of the enhanced X-ray Timing and Polarimetry (eXTP) mission for studies related to Observatory Science targets. These include flaring s…

astro-ph.SR2018★ 39 cited

Cloud Atlas: Hubble Space Telescope Near-Infrared Spectral Library of Brown Dwarfs, Planetary-mass companions, and hot Jupiters

Elena Manjavacas, Daniel Apai, Yifan Zhou +12

Bayesian atmospheric retrieval tools can place constraints on the properties of brown dwarfs and hot Jupiters atmospheres. To fully exploit these methods, high signal-to-noise spec…

astro-ph.IM2018★ 356 cited

The Fifteenth Data Release of the Sloan Digital Sky Surveys: First Release of MaNGA Derived Quantities, Data Visualization Tools and Stellar Library

D. S. Aguado, Romina Ahumada, Andres Almeida +230

Twenty years have passed since first light for the Sloan Digital Sky Survey (SDSS). Here, we release data taken by the fourth phase of SDSS (SDSS-IV) across its first three years o…

cs.HC2018★ 25 cited

Dice in the Black Box: User Experiences with an Inscrutable Algorithm

Aaron Springer, Victoria Hollis, Steve Whittaker

We demonstrate that users may be prone to place an inordinate amount of trust in black box algorithms that are framed as intelligent. We deploy an algorithm that purportedly assess…

cs.HC2018★ 6 cited

Taking the Scenic Route: Automatic Exploration for Videogames

Zeping Zhan, Batu Aytemiz, Adam M. Smith

Machine playtesting tools and game moment search engines require exposure to the diversity of a game's state space if they are to report on or index the most interesting moments of…

astro-ph.IM2018★ 201 cited

Marvin: A Toolkit for Streamlined Access and Visualization of the SDSS-IV MaNGA Data Set

Brian Cherinka, Brett H. Andrews, José Sánchez-Gallego +11

The Mapping Nearby Galaxies at Apache Point Observatory (MaNGA) survey, one of three core programs of the fourth-generation Sloan Digital Sky Survey (SDSS-IV), is producing a massi…

hep-ph2018★ 59 cited

Non-standard neutrino interactions and low energy experiments

Wolfgang Altmannshofer, Michele Tammaro, Jure Zupan

We formulate an Effective Field Theory (EFT) for Non Standard neutrino Interactions (NSI) in elastic scattering with light quarks, leptons, gluons and photons, including all possib…

astro-ph.GA2018★ 49 cited

SDSS-IV MaNGA: local and global chemical abundance patterns in early-type galaxies

Taniya Parikh, Daniel Thomas, Claudia Maraston +6

Chemical enrichment signatures strongly constrain galaxy formation and evolution, and a detailed understanding of abundance patterns provides clues regarding the nucleosynthetic pr…

astro-ph.EP2018★ 30 cited

High-Resolution Transit Spectroscopy of Warm Saturns

Emily K. Deibert, Ernst J. W. de Mooij, Ray Jayawardhana +4

We present high-resolution optical transmission spectroscopy of two sub-Saturn mass transiting exoplanets, HAT-P-12b and WASP-69b. With relatively low densities and high atmospheri…

astro-ph.EP2018★ 96 cited

Detection of Helium in the Atmosphere of the Exo-Neptune HAT-P-11b

Megan Mansfield, Jacob L. Bean, Antonija Oklopčić +11

The helium absorption triplet at a wavelength of 10,833 Å has been proposed as a way to probe the escaping atmospheres of exoplanets. Recently this feature was detected for the fir…

astro-ph.IM2018★ 28 cited

Characterizing and Improving the Data Reduction Pipeline for the Keck OSIRIS Integral Field Spectrograph

Kelly E. Lockhart, Tuan Do, James E. Larkin +15

OSIRIS is a near-infrared (1.0--2.4 m) integral field spectrograph operating behind the adaptive optics system at Keck Observatory, and is one of the first lenslet-based integra…

astro-ph.SR2018★ 136 cited

Preliminary Trigonometric Parallaxes of 184 Late-T and Y Dwarfs and an Analysis of the Field Substellar Mass Function into the "Planetary" Mass Regime

J. Davy Kirkpatrick, Emily C. Martin, Richard L. Smart +16

We present preliminary trigonometric parallaxes of 184 late-T and Y dwarfs using observations from Spitzer (143), USNO (18), NTT (14), and UKIRT (9). To complete the 20-pc census o…