Search Results - "Hložek, Renee"
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Using the full power of the cosmic microwave background to probe axion dark matter
Published in Monthly notices of the Royal Astronomical Society (21-05-2018)“…Abstract The cosmic microwave background (CMB) places stringent constraints on models of dark matter (DM), and on the initial conditions of the Universe. The…”
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2
RAPID: Early Classification of Explosive Transients Using Deep Learning
Published in Publications of the Astronomical Society of the Pacific (01-11-2019)“…We present Real-time Automated Photometric IDentification (RAPID), a novel time series classification tool capable of automatically identifying transients from…”
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3
Data Challenges as a Tool for Time-domain Astronomy
Published in Publications of the Astronomical Society of the Pacific (01-11-2019)“…Data challenges are emerging as powerful tools with which to answer fundamental astronomical questions. Time-domain astronomy lends itself to data challenges,…”
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4
Planck data reconsidered
Published in Physical review. D, Particles, fields, gravitation, and cosmology (27-01-2015)“…The authors perform an independent analysis of the Planck data and discuss the tension between the parameters (Hubble constant etc.) derived by the Planck team…”
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Intensity mapping as a probe of axion dark matter
Published in Monthly notices of the Royal Astronomical Society (01-01-2021)“…ABSTRACT We consider intensity mapping (IM) of neutral hydrogen (H i) in the redshift range 0 ≲ z ≲ 3 employing a halo model approach where H i is assumed to…”
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The Data Release of the Sloan Digital Sky Survey-II Supernova Survey
Published in Publications of the Astronomical Society of the Pacific (01-06-2018)“…This paper describes the data release of the Sloan Digital Sky Survey-II (SDSS-II) Supernova Survey conducted between 2005 and 2007. Light curves, spectra,…”
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7
Modelling luminous-blue-variable isolation
Published in Monthly notices of the Royal Astronomical Society (21-11-2017)“…Abstract Observations show that luminous blue variables (LBVs) are far more dispersed than massive O-type stars, and Smith & Tombleson suggested that these…”
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Fuzzy dark matter and the Dark Energy Survey Year 1 data
Published in Monthly notices of the Royal Astronomical Society (19-08-2022)“…ABSTRACT Gravitational weak lensing by dark matter haloes leads to a measurable imprint in the shear correlation function of galaxies. Fuzzy dark matter (FDM),…”
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Evolving ultralight scalars into non-linearity with Lagrangian perturbation theory
Published in Monthly notices of the Royal Astronomical Society (01-06-2021)“…ABSTRACT Many models of high energy physics suggest that the cosmological dark sector consists of not just one, but a spectrum of ultralight scalar particles…”
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10
The Atacama Cosmology Telescope: DR6 Gravitational Lensing Map and Cosmological Parameters
Published in The Astrophysical journal (01-02-2024)“…We present cosmological constraints from a gravitational lensing mass map covering 9400 deg2 reconstructed from measurements of the cosmic microwave background…”
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The Atacama Cosmology Telescope: A Measurement of the DR6 CMB Lensing Power Spectrum and Its Implications for Structure Growth
Published in The Astrophysical journal (01-02-2024)“…Abstract We present new measurements of cosmic microwave background (CMB) lensing over 9400 deg 2 of the sky. These lensing measurements are derived from the…”
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Evidence of lensing of the cosmic microwave background by dark matter halos
Published in Physical review letters (17-04-2015)“…We present evidence of the gravitational lensing of the cosmic microwave background by 10(13) solar mass dark matter halos. Lensing convergence maps from the…”
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13
Using Host Galaxy Photometric Redshifts to Improve Cosmological Constraints with Type Ia Supernovae in the LSST Era
Published in The Astrophysical journal (01-02-2023)“…Abstract We perform a rigorous cosmology analysis on simulated Type Ia supernovae (SNe Ia) and evaluate the improvement from including photometric host galaxy…”
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14
Boundless baryons: how diffuse gas contributes to anisotropic tSZ signal around simulated Three Hundred clusters
Published in Monthly notices of the Royal Astronomical Society (23-05-2023)“…ABSTRACT Upcoming advances in galaxy surveys and cosmic microwave background data will enable measurements of the anisotropic distribution of diffuse gas in…”
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Weak-lensing Mass Calibration of ACTPol Sunyaev-Zel'dovich Clusters with the Hyper Suprime-Cam Survey
Published in The Astrophysical journal (10-04-2019)“…We present weak-lensing measurements using the first-year data from the Hyper Suprime-Cam Strategic Survey Program on the Subaru telescope for eight galaxy…”
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16
Detection of the power spectrum of cosmic microwave background lensing by the Atacama Cosmology Telescope
Published in Physical review letters (05-07-2011)“…We report the first detection of the gravitational lensing of the cosmic microwave background through a measurement of the four-point correlation function in…”
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THE ATACAMA COSMOLOGY TELESCOPE: LENSING OF CMB TEMPERATURE AND POLARIZATION DERIVED FROM COSMIC INFRARED BACKGROUND CROSS-CORRELATION
Published in The Astrophysical journal (20-07-2015)“…ABSTRACT We present a measurement of the gravitational lensing of the Cosmic Microwave Background (CMB) temperature and polarization fields obtained by…”
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Tensor interpretation of BICEP2 results severely constrains axion dark matter
Published in Physical review letters (04-07-2014)“…The recent detection of B modes by the BICEP2 experiment has nontrivial implications for axion dark matter implied by combining the tensor interpretation with…”
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High-redshift, Small-scale Tests of Ultralight Axion Dark Matter Using Hubble and Webb Galaxy UV Luminosities
Published in The Astrophysical journal (01-11-2024)“…Abstract We calculate the abundance of UV-bright galaxies in the presence of ultralight axion (ULA) dark matter (DM), finding that axions suppress their…”
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Optimization of the Observing Cadence for the Rubin Observatory Legacy Survey of Space and Time: A Pioneering Process of Community-focused Experimental Design
Published in The Astrophysical journal. Supplement series (01-01-2022)“…Abstract Vera C. Rubin Observatory is a ground-based astronomical facility under construction, a joint project of the National Science Foundation and the U.S…”
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