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A. Fontana

California Institute of Technology · US
Area of research
Instrumentation · Astronomy and Astrophysics
Research interest
Research interests include Physics, Astrophysics, Galaxy, Redshift, Astronomy, and Stellar mass.
h-index
citations
10,995
works
102
NIH funding
primary concept
email

Recent publications

A pristine, star-forming complex at <i>z</i> = 4.19
Astronomy and Astrophysics 2026cited by 3position: middledoi
The Cosmic Evolution Early Release Science Survey (CEERS)
The Astrophysical Journal Letters 2025cited by 58position: middledoi
The evolution of [O <scp>iii</scp>]  + Hβ equivalent width from <i>z</i> ≃ 3−8: implications for the production and escape of ionizing photons during reionization
Monthly Notices of the Royal Astronomical Society 2025cited by 36position: middledoi
The Dual Nature of GHZ9: Coexisting Active Galactic Nuclei and Star Formation Activity in a Remote X-Ray Source at <i>z</i> = 10.145
The Astrophysical Journal 2025cited by 16position: middledoi
Pushing JWST to the extremes: Search and scrutiny of bright galaxy candidates at <i>z</i> ≃ 15–30
Astronomy and Astrophysics 2025cited by 8position: middledoi
The Complete CEERS Early Universe Galaxy Sample: A Surprisingly Slow Evolution of the Space Density of Bright Galaxies at z ∼ 8.5–14.5
The Astrophysical Journal Letters 2024cited by 185position: middledoi
JWST NIRSpec Spectroscopy of the Remarkable Bright Galaxy GHZ2/GLASS-z12 at Redshift 12.34
The Astrophysical Journal 2024cited by 134position: middledoi
The evolution of star formation histories of quiescent galaxies
Edinburgh Research Explorer (University of Edinburgh) 2024cited by 55position: middledoi
A luminous and young galaxy at z = 12.33 revealed by a JWST/MIRI detection of Hα and [O iii]
Nature Astronomy 2024cited by 54position: middledoi
A massive interacting galaxy 510 million years after the Big Bang
Nature Astronomy 2024cited by 37position: middledoi
CEERS Key Paper. VIII. Emission-line Ratios from NIRSpec and NIRCam Wide-Field Slitless Spectroscopy at z &gt; 2
The Astrophysical Journal 2024cited by 29position: middledoi
Evidence of Extreme Ionization Conditions and Low Metallicity in GHZ2/GLASS-Z12 from a Combined Analysis of NIRSpec and MIRI Observations
The Astrophysical Journal 2024cited by 26position: middledoi
Early Results from GLASS-JWST. XXIV. The Mass–Metallicity Relation in Lensed Field Galaxies at Cosmic Noon with NIRISS*
The Astrophysical Journal Letters 2024cited by 18position: middledoi
CEERS Key Paper. I. An Early Look into the First 500 Myr of Galaxy Formation with JWST
The Astrophysical Journal Letters 2023cited by 484position: middledoi
A CEERS Discovery of an Accreting Supermassive Black Hole 570 Myr after the Big Bang: Identifying a Progenitor of Massive z &gt; 6 Quasars
The Astrophysical Journal Letters 2023cited by 338position: middledoi
CEERS Epoch 1 NIRCam Imaging: Reduction Methods and Simulations Enabling Early JWST Science Results
The Astrophysical Journal Letters 2023cited by 245position: middledoi
Spectroscopic Confirmation of CEERS NIRCam-selected Galaxies at z ≃ 8–10
The Astrophysical Journal Letters 2023cited by 184position: middledoi
The Art of Measuring Physical Parameters in Galaxies: A Critical Assessment of Spectral Energy Distribution Fitting Techniques
The Astrophysical Journal 2023cited by 165position: middledoi
CEERS Spectroscopic Confirmation of NIRCam-selected z ≳ 8 Galaxy Candidates with JWST/NIRSpec: Initial Characterization of Their Properties
The Astrophysical Journal Letters 2023cited by 158position: middledoi
CEERS Key Paper. III. The Diversity of Galaxy Structure and Morphology at z = 3–9 with JWST
The Astrophysical Journal Letters 2023cited by 141position: middledoi
Dusty Starbursts Masquerading as Ultra-high Redshift Galaxies in JWST CEERS Observations
The Astrophysical Journal Letters 2023cited by 134position: middledoi
CEERS Key Paper. IV. A Triality in the Nature of HST-dark Galaxies
The Astrophysical Journal Letters 2023cited by 131position: middledoi
Early Results from GLASS-JWST. XIV. A Spectroscopically Confirmed Protocluster 650 Million Years after the Big Bang
The Astrophysical Journal Letters 2023cited by 115position: middledoi
Early Results from GLASS-JWST. XIX. A High Density of Bright Galaxies at z ≈ 10 in the A2744 Region
The Astrophysical Journal Letters 2023cited by 113position: middledoi
Two Massive, Compact, and Dust-obscured Candidate z ≃ 8 Galaxies Discovered by JWST
The Astrophysical Journal 2023cited by 84position: middledoi
Closing in on the sources of cosmic reionization: First results from the GLASS-JWST program
Astronomy and Astrophysics 2023cited by 82position: middledoi
Early Results from GLASS-JWST. XI. Stellar Masses and Mass-to-light Ratio of z &gt; 7 Galaxies
The Astrophysical Journal Letters 2023cited by 79position: middledoi
CEERS Key Paper. V. Galaxies at 4 &lt; z &lt; 9 Are Bluer than They Appear–Characterizing Galaxy Stellar Populations from Rest-frame ∼1 μm Imaging
The Astrophysical Journal Letters 2023cited by 78position: middledoi
The nature of an ultra-faint galaxy in the cosmic dark ages seen with JWST
Nature 2023cited by 73position: middledoi
The GLASS-JWST Early Release Science Program. III. Strong-lensing Model of Abell 2744 and Its Infalling Regions
The Astrophysical Journal 2023cited by 65position: middledoi

Grants

No grants ingested yet.

Frequent collaborators

· 18 papers (2014–2024)Tommaso Treu · University of California, Los Angeles16 papers (2015–2026)L. Pentericci · Texas A&M University12 papers (2014–2024) · 12 papers (2012–2024)Maruša Bradač · University of California, Davis11 papers (2015–2024)Benedetta Vulcani · University of Padua11 papers (2015–2024)Xin Wang · Chinese Academy of Sciences11 papers (2015–2024) · 10 papers (2022–2024)Charlotte Mason · University of Copenhagen10 papers (2015–2024)Takahiro Morishita · California Institute of Technology10 papers (2017–2024)Tucker Jones · California Institute of Technology9 papers (2015–2024)A. Mercurio · Technical University of Munich9 papers (2017–2023)Michele Trenti · University of Colorado Boulder9 papers (2015–2024)Norman A. Grogin · University of Massachusetts Amherst8 papers (2012–2025) · 8 papers (2013–2024)Anton M. Koekemoer · California Institute of Technology8 papers (2012–2025)C. Grillo · Technical University of Munich8 papers (2017–2023)E. Merlin · The University of Texas at Austin7 papers (2017–2024)A. Grazian · University of Massachusetts Amherst7 papers (2014–2020)P. Rosati · University of Ferrara7 papers (2014–2020)