Search Results - "Palmese, Antonella"
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1
GW190521 from the Merger of Ultradwarf Galaxies
Published in Physical review letters (07-05-2021)“…We present an alternative formation scenario for the gravitational wave event GW190521 that can be explained as the merger of central black holes (BHs) from…”
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Journal Article -
2
On the Association of GW190425 with Its Potential Electromagnetic Counterpart FRB 20190425A
Published in Astrophysical journal. Letters (01-08-2024)“…Abstract Recent work by Moroianu et al. has suggested that the binary neutron star (BNS) merger GW190425 might have a potential fast radio burst (FRB)…”
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3
A Targeted Search for Variable Gravitationally Lensed Quasars
Published in The Astrophysical journal (01-09-2024)“…Abstract We present a pipeline to identify photometric variability within strong gravitationally lensing candidates, in the Dark Energy Spectroscopic…”
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4
Hubble Space Telescope Observations of GW170817: Complete Light Curves and the Properties of the Galaxy Merger of NGC 4993
Published in The Astrophysical journal (01-02-2022)“…Abstract We present the complete set of Hubble Space Telescope imaging of the binary neutron star merger GW170817 and its optical counterpart AT 2017gfo…”
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5
A Fast Radio Burst in a Compact Galaxy Group at z ∼ 1
Published in Astrophysical journal. Letters (01-03-2024)“…Abstract FRB 20220610A is a high-redshift fast radio burst (FRB) that has not been observed to repeat. Here, we present rest-frame UV and optical Hubble Space…”
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6
The updated DESGW processing pipeline for the third LIGO/VIRGO observing run
Published in EPJ Web of conferences (2020)“…The DESGW group seeks to identify electromagnetic counterparts of gravitational wave events seen by the LIGO-VIRGO network, such as those expected from binary…”
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Journal Article Conference Proceeding -
7
LIGO/Virgo Sources from Merging Black Holes in Ultradwarf Galaxies
Published in The Astrophysical journal (10-02-2020)“…The origins of the black hole-black hole mergers discovered through gravitational waves with the LIGO/Virgo Collaboration are a mystery. We investigate the…”
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Journal Article -
8
Cosmology intertwined III: fσ8 and S8
Published in Astroparticle physics (01-09-2021)“…The standard Λ Cold Dark Matter cosmological model provides a wonderful fit to current cosmological data, but a few statistically significant tensions and…”
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9
Target-of-opportunity Observations of Gravitational-wave Events with Vera C. Rubin Observatory
Published in The Astrophysical journal. Supplement series (01-05-2022)“…Abstract The discovery of the electromagnetic counterpart to the binary neutron star (NS) merger GW170817 has opened the era of gravitational-wave…”
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10
The Hitchhiker’s Guide to the Galaxy Catalog Approach for Dark Siren Gravitational-wave Cosmology
Published in The Astronomical journal (01-07-2023)“…Abstract We outline the “dark siren” galaxy catalog method for cosmological inference using gravitational wave (GW) standard sirens, clarifying some common…”
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Journal Article -
11
Dark Energy Survey Year 3 results: cosmology with moments of weak lensing mass maps – validation on simulations
Published in Monthly notices of the Royal Astronomical Society (01-11-2020)“…ABSTRACT We present a simulated cosmology analysis using the second and third moments of the weak lensing mass (convergence) maps. The second moment, or…”
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12
Enabling kilonova science with Nancy Grace Roman Space Telescope
Published in Astroparticle physics (01-02-2024)“…Binary neutron star mergers and neutron star–black hole mergers are multi-messenger sources that can be detected in gravitational waves and in electromagnetic…”
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13
Weak-lensing calibration of a stellar mass-based mass proxy for redMaPPer and Voronoi Tessellation clusters in SDSS Stripe 82
Published in Monthly notices of the Royal Astronomical Society (01-02-2018)“…Abstract We present the first weak lensing calibration of μ⋆, a new galaxy cluster mass proxy corresponding to the total stellar mass of red and blue members,…”
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14
Long-term follow-up observations of extreme coronal line emitting galaxies
Published in Monthly notices of the Royal Astronomical Society (15-02-2024)“…ABSTRACT We present new spectroscopic and photometric follow-up observations of the known sample of extreme coronal line-emitting galaxies (ECLEs) identified…”
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Journal Article -
15
The Hitchhiker's guide to the galaxy catalog approach for gravitational wave cosmology
Published in The Astronomical journal (2023)“…We outline the ``dark siren'' galaxy catalog method for cosmological inference using gravitational wave (GW) standard sirens, clarifying some common…”
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Journal Article -
16
Deep drilling in the time domain with DECam: survey characterization
Published in Monthly notices of the Royal Astronomical Society (09-01-2023)“…ABSTRACT This paper presents a new optical imaging survey of four deep drilling fields (DDFs), two Galactic and two extragalactic, with the Dark Energy Camera…”
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Journal Article -
17
Deep drilling in the time domain with DECam: survey characterization
Published in Monthly notices of the Royal Astronomical Society (21-11-2022)“…ABSTRACT This paper presents a new optical imaging survey of four deep drilling fields (DDFs), two Galactic and two extragalactic, with the Dark Energy Camera…”
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Journal Article -
18
Unveiling the unseen with the dark energy survey : gravitational waves and dark matter
Published 01-01-2018“…In this thesis I show how large galaxy surveys, in particular the study of the properties of galaxies, can shed light on gravitational wave sources and dark…”
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Dissertation -
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Dwarf AGNs from Optical Variability for the Origins of Seeds (DAVOS): insights from the dark energy survey deep fields
Published in Monthly notices of the Royal Astronomical Society (13-08-2022)“…ABSTRACT We present a sample of 706, z < 1.5 active galactic nuclei (AGNs) selected from optical photometric variability in three of the Dark Energy Survey…”
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Journal Article -
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Dark Energy Survey identification of a low-mass active galactic nucleus at redshift 0.823 from optical variability
Published in Monthly notices of the Royal Astronomical Society (2020)“…ABSTRACT We report the identification of a low-mass active galactic nucleus (AGN), DES J0218−0430, in a redshift z = 0.823 galaxy in the Dark Energy Survey…”
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Journal Article