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Sebastian Gomez
Sebastian Gomez
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Two Years of Nonthermal Emission from the Binary Neutron Star Merger GW170817: Rapid Fading of the Jet Afterglow and First Constraints on the Kilonova Fastest Ejecta
A Hajela, R Margutti, KD Alexander, A Kathirgamaraju, A Baldeschi, ...
The Astrophysical Journal Letters 886 (1), L17, 2019
1102019
Follow-up of the Neutron Star Bearing Gravitational-wave Candidate Events S190425z and S190426c with MMT and SOAR
G Hosseinzadeh, PS Cowperthwaite, S Gomez, VA Villar, M Nicholl, ...
The Astrophysical Journal Letters 880 (1), L4, 2019
632019
Nebular-phase spectra of superluminous supernovae: physical insights from observational and statistical properties
M Nicholl, E Berger, PK Blanchard, S Gomez, R Chornock
The Astrophysical Journal 871 (1), 102, 2019
452019
The tidal disruption event AT2017eqx: spectroscopic evolution from hydrogen rich to poor suggests an atmosphere and outflow
M Nicholl, PK Blanchard, E Berger, S Gomez, R Margutti, KD Alexander, ...
Monthly Notices of the Royal Astronomical Society 488 (2), 1878-1893, 2019
392019
Spitzer Space Telescope Infrared Observations of the Binary Neutron Star Merger GW170817
VA Villar, PS Cowperthwaite, E Berger, PK Blanchard, S Gomez, ...
The Astrophysical Journal Letters 862 (1), L11, 2018
352018
An outflow powers the optical rise of the nearby, fast-evolving tidal disruption event AT2019qiz
M Nicholl, T Wevers, SR Oates, KD Alexander, G Leloudas, F Onori, ...
Monthly Notices of the Royal Astronomical Society 499 (1), 482-504, 2020
322020
SN 2016iet: The Pulsational or Pair Instability Explosion of a Low-metallicity Massive CO Core Embedded in a Dense Hydrogen-poor Circumstellar Medium
S Gomez, E Berger, M Nicholl, PK Blanchard, VA Villar, L Patton, ...
The Astrophysical Journal 881 (2), 87, 2019
322019
A Galaxy-targeted Search for the Optical Counterpart of the Candidate NS–BH Merger S190814bv with Magellan
S Gomez, G Hosseinzadeh, PS Cowperthwaite, VA Villar, E Berger, ...
The Astrophysical Journal Letters 884 (2), L55, 2019
312019
One Thousand Days of SN2015bn: HST Imaging Shows a Light Curve Flattening Consistent with Magnetar Predictions
M Nicholl, PK Blanchard, E Berger, KD Alexander, BD Metzger, ...
The Astrophysical Journal Letters 866 (2), L24, 2018
292018
An extremely energetic supernova from a very massive star in a dense medium
M Nicholl, PK Blanchard, E Berger, R Chornock, R Margutti, S Gomez, ...
Nature Astronomy 4 (9), 893-899, 2020
272020
A Hydrogen-Poor Superluminous Supernova with Enhanced Iron-Group Absorption: A New Link Between SLSNe and Broad-Lined Type Ic SNe
PK Blanchard, M Nicholl, E Berger, R Chornock, D Milisavljevic, ...
The Astrophysical Journal 872 (1), 90, 2019
232019
SN 2019ehk: A Double-peaked Ca-rich Transient with Luminous X-Ray Emission and Shock-ionized Spectral Features
WV Jacobson-Galán, R Margutti, CD Kilpatrick, D Hiramatsu, H Perets, ...
The Astrophysical Journal 898 (2), 166, 2020
222020
The tidal disruption event AT 2018hyz–I. Double-peaked emission lines and a flat Balmer decrement
P Short, M Nicholl, A Lawrence, S Gomez, I Arcavi, T Wevers, G Leloudas, ...
Monthly Notices of the Royal Astronomical Society 498 (3), 4119-4133, 2020
212020
The Tidal Disruption Event AT 2018hyz II: Light-curve modelling of a partially disrupted star
S Gomez, M Nicholl, P Short, R Margutti, KD Alexander, PK Blanchard, ...
Monthly Notices of the Royal Astronomical Society 497 (2), 1925-1934, 2020
162020
The Case for a Low Mass Black Hole in the Low Mass X-Ray Binary V1408 Aquilae (= 4U 1957+ 115)
S Gomez, PA Mason, EL Robinson
The Astrophysical Journal 809 (1), 9, 2015
122015
The Astrophysical Journal, 884
S Gomez, G Hosseinzadeh, PS Cowperthwaite
L55, 2019
112019
Evidence for X-Ray Emission in Excess to the Jet-afterglow Decay 3.5 yr after the Binary Neutron Star Merger GW 170817: A New Emission Component
A Hajela, R Margutti, JS Bright, KD Alexander, BD Metzger, V Nedora, ...
The Astrophysical Journal Letters 927 (1), L17, 2022
92022
Late-time Radio and Millimeter Observations of Superluminous Supernovae and Long Gamma-Ray Bursts: Implications for Central Engines, Fast Radio Bursts, and Obscured Star Formation
T Eftekhari, B Margalit, CMB Omand, E Berger, PK Blanchard, P Demorest, ...
The Astrophysical Journal 912 (1), 21, 2021
92021
FLEET: A Redshift-agnostic Machine Learning Pipeline to Rapidly Identify Hydrogen-poor Superluminous Supernovae
S Gomez, E Berger, PK Blanchard, G Hosseinzadeh, M Nicholl, VA Villar, ...
The Astrophysical Journal 904 (1), 74, 2020
92020
Late-time Observations of Calcium-rich Transient SN 2019ehk Reveal a Pure Radioactive Decay Power Source
WV Jacobson-Galán, R Margutti, CD Kilpatrick, J Raymond, E Berger, ...
The Astrophysical Journal Letters 908 (2), L32, 2021
82021
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