Search Results - "Sánchez, Helena Domínguez"
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Optically Faint Massive Balmer Break Galaxies at z > 3 in the CANDELS/GOODS Fields
Published in The Astrophysical journal (10-05-2019)“…We present a sample of 33 Balmer break galaxies (BBGs) selected as Hubble Space Telescope/F160W dropouts in the deepest CANDELS/GOODS fields (H 27.3 mag) but…”
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SDSS-IV MaNGA: drivers of stellar metallicity in nearby galaxies
Published in Monthly notices of the Royal Astronomical Society (01-12-2021)“…ABSTRACT The distribution of stellar metallicities within and across galaxies is an excellent relic of the chemical evolution across cosmic time. We present a…”
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From Naked Spheroids to Disky Galaxies: How Do Massive Disk Galaxies Shape Their Morphology?
Published in The Astrophysical journal (01-04-2022)“…Abstract We investigate the assembly history of massive disk galaxies and describe how they shape their morphology through cosmic time. Using SHARDS and HST…”
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Pathways to quiescence: SHARDS view on the star formation histories of massive quiescent galaxies at 1.0 < z < 1.5
Published in Monthly notices of the Royal Astronomical Society (21-04-2016)“…We present star formation histories (SFHs) for a sample of 104 massive (stellar mass M > 1010 M⊙) quiescent galaxies (MQGs) at z = 1.0–1.5 from the analysis of…”
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Size, shade, or shape? The contribution of galaxies of different types to the star formation history of the Universe from SDSS-IV MaNGA
Published in Monthly notices of the Royal Astronomical Society (01-04-2021)“…ABSTRACT By fitting stellar populations to the fourth generation of the Sloan Digital Sky Survey (SDSS-IV) Mapping Nearby Galaxies at Apache Point Observatory…”
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On the Nature of Disks at High Redshift Seen by JWST/CEERS with Contrastive Learning and Cosmological Simulations
Published in The Astrophysical journal (01-01-2024)“…Abstract Visual inspections of the first optical rest-frame images from JWST have indicated a surprisingly high fraction of disk galaxies at high redshifts…”
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A Duality in the Origin of Bulges and Spheroidal Galaxies
Published in The Astrophysical journal (01-06-2021)“…Abstract Studying the resolved stellar populations of the different structural components that build massive galaxies directly unveils their assembly history…”
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A catalog of polychromatic bulge-disc decompositions of ∼17.600 galaxies in CANDELS
Published in Monthly notices of the Royal Astronomical Society (21-08-2018)“…Understanding how bulges grow in galaxies is a critical step towards unveiling the link between galaxy morphology and star-formation. To do so, it is necessary…”
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SHARDS Frontier Fields: Physical Properties of a Low-mass Lyα Emitter at z = 5.75
Published in The Astrophysical journal (10-11-2017)“…Abstract We analyze the properties of a multiply imaged Ly α (Ly α ) emitter at z = 5.75 identified through SHARDS Frontier Fields intermediate-band imaging…”
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Capturing the Physics of MaNGA Galaxies with Self-supervised Machine Learning
Published in The Astrophysical journal (01-11-2021)“…Abstract As available data sets grow in size and complexity, advanced visualization tools enabling their exploration and analysis become more important. In…”
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Capturing the physics of MaNGA galaxies with self-supervised Machine Learning
Published 19-08-2021“…As available data sets grow in size and complexity, advanced visualization tools enabling their exploration and analysis become more important. In modern…”
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The Hubble Sequence at z ∼ 0 in the IllustrisTNG simulation with deep learning
Published in Monthly notices of the Royal Astronomical Society (21-10-2019)“…ABSTRACT We analyse the optical morphologies of galaxies in the IllustrisTNG simulation at z ∼ 0 with a convolutional neural network trained on visual…”
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Size, shade or shape? The contribution of galaxies of different types to the star-formation history of the Universe from SDSS-IV MaNGA
Published 28-01-2021“…By fitting stellar populations to SDSS-IV MaNGA survey observations of ~7000 suitably-weighted individual galaxies, we reconstruct the star-formation history…”
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14
SDSS-IV MaNGA: drivers of stellar metallicity in nearby galaxies
Published 23-09-2021“…The distribution of stellar metallicities within and across galaxies is an excellent relic of the chemical evolution across cosmic time. We present a detailed…”
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15
shards: constraints on the dust attenuation law of star-forming galaxies at z ∼ 2
Published in Monthly notices of the Royal Astronomical Society (01-04-2018)Get full text
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Optically-faint massive Balmer Break Galaxies at z>3 in the CANDELS/GOODS fields
Published 29-03-2019“…We present a sample of 33 Balmer Break Galaxies (BBGs) selected as HST/F160W dropouts in the deepest CANDELS/GOODS fields ($H\gtrsim27.3$~mag) but relatively…”
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SHARDS: A GLOBAL VIEW OF THE STAR FORMATION ACTIVITY AT z ∼ 0.84 and z ∼ 1.23
Published in The Astrophysical journal (20-10-2015)“…ABSTRACT In this paper, we present a comprehensive analysis of star-forming galaxies (SFGs) at intermediate redshifts (z ∼ 1). We combine the ultra-deep…”
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Pathways to quiescence: SHARDS view on the Star Formation Histories of massive quiescent galaxies at 1.0 < z < 1.5
Published 21-01-2016“…We present Star Formation Histories (SFHs) for a sample of 104 massive (stellar mass M > 10$^{10}$ M$_{\odot}$) quiescent galaxies (MQGs) at $z$=1.0-1.5 from…”
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SHARDS Frontier Fields: Physical Properties of a Low-mass Ly Emitter at z = 5.75
Published in The Astrophysical journal (06-11-2017)“…We analyze the properties of a multiply imaged Ly (Ly ) emitter at z = 5.75 identified through SHARDS Frontier Fields intermediate-band imaging of the Hubble…”
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SHARDS: A global view of the star formation activity at z~0.84 and z~1.23
Published 21-10-2015“…ApJ, 812, 155 (2015) In this paper, we present a comprehensive analysis of star-forming galaxies (SFGs) at intermediate redshifts (z~1). We combine the…”
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