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Chiara Mazzucchelli

Assistant Professor

Universidad Diego Portales

Santiago, Chile

Líneas de Investigación


Observational Astronomy; AGN; High-redshift quasars; High-redshift galaxies; Protoclusters; Large-area sky surveys; SED fitting

Educación

  •  Astronomy, UNIVERSITAT HEIDELBERG. Alemania, 2018
  •  Astrophysics and Physics of Space, UNIVERSITà DI MILANO-BICOCCA. Italia, 2014
  •  Physics, UNIVERSIDAD DIEGO PORTALES. Chile, 2012

Experiencia Académica

  •   ESO Postdoctoral Fellow Full Time

    EUROPEAN SOUTHERN OBSERVATORY

    Chile

    2018 - 2022

  •   Assistant Professor Full Time

    UNIVERSIDAD DIEGO PORTALES

    Facultad de Ingeniería y Ciencias

    Chile

    2022 - A la fecha

Experiencia Profesional

  •   Postdoctoral Fellow Full Time

    European Southern Observatory

    Chile

    2018 - 2022

  •   Assistant Professor Full Time

    Universidad Diego Portales

    Chile

    2022 - A la fecha

  •   Presidente Full Time

    Sociedad Chilena de Astronomía

    Chile

    2025 - A la fecha


 

Article (76)

16 new quasars at the end of the reionization unveiled by self-supervised learning
4MOST ChANGES: Catalog of high-redshift quasar candidates (4.5 < <i>z</i> < 7) selected via spectral-energy-distribution fitting
A blazar in the epoch of reionization
A Quasar-anchored Protocluster at z=6.6 in the ASPIRE Survey. I. Properties of [O iii] Emitters in a 10 Mpc Overdensity Structure
A Quasar-anchored Protocluster at z=6.6 in the ASPIRE Survey. II. An Environmental Analysis of Galaxy Properties in an Overdense Structure
Discovery and characterization of 25 new quasars at 4.6 < z < 6.9 from wide-field multiband surveys
First Measurements of Black Hole Accretion and Radio-jet Timescales in a Young Quasar at the Edge of Reionization
Kiloparsec-scale Alignment of a Radio Jet with Cool Gas and Dust in a z ∼ 6 Quasar
Lyman-break Galaxies in the Megaparsec-scale Environments around Three z ∼ 7.5 Quasars with JWST Imaging
NuSTAR Observations of a Varying-flux Quasar in the Epoch of Reionization
Optical and near-infrared spectroscopy of quasars at z > 6.5: public data release and composite spectrum
Overdensity of Lyman-break galaxy candidates around hot-dust-obscured galaxies
Quasar Lifetime Measurements from Extended Lyα Nebulae at z ∼ 6
The host galaxies of radio-loud quasars at z > 5 with ALMA
[C II] Properties and Far-infrared Variability of a z=7 Blazar
A lack of Lyman α emitters within 5 Mpc of a luminous quasar in an overdensity at z=6.9: Potential evidence of negative quasar feedback at protocluster scales
A Massive Protocluster Anchored by a Luminous Quasar at z=6.63
A quasar-galaxy merger at z ∼ 6.2: Black hole mass and quasar properties from the NIRSpec spectrum
A quasar-galaxy merger at z ∼ 6.2: Rapid host growth via the accretion of two massive satellite galaxies
A Spatially Resolved [C II] Survey of 31 z ∼ 7 Massive Galaxies Hosting Luminous Quasars
A SPectroscopic Survey of Biased Halos In the Reionization Era (ASPIRE): Broad-line AGN at z=4-5 Revealed by JWST/NIRCam WFSS
Constraints on the Evolution of the Ionizing Background and Ionizing Photon Mean Free Path at the End of Reionization
Exploring the Mpc Environment of the Quasar ULAS J1342+0928 at z=7.54
High-z quasar candidate archive: a spectroscopic catalogue of quasars and contaminants in various quasar searches
Is GN-z11 powered by a super-Eddington massive black hole?
Multiphase Black Hole Feedback and a Bright [C ii] Halo in a LoBAL Quasar at z ∼ 6.6
No Redshift Evolution in the Fe ii/Mg ii Flux Ratios of Quasars across Cosmic Time
Powerful Radio Sources in the Southern Sky. III. First Results of the Optical Spectroscopic Campaign
Recognizing Blazars Using Radio Morphology from the VLA Sky Survey
Size matters: are we witnessing super-Eddington accretion in high-redshift black holes from JWST?
A SPectroscopic Survey of Biased Halos in the Reionization Era (ASPIRE): A First Look at the Rest-frame Optical Spectra of z > 6.5 Quasars Using JWST
A SPectroscopic Survey of Biased Halos in the Reionization Era (ASPIRE): JWST Reveals a Filamentary Structure around a z=6.61 Quasar
An overdensity of Lyman break galaxies around the hot dust-obscured galaxy WISE J224607.56-052634.9
New quasar proximity zone size measurements at z ∼ 6 using the enlarged XQR-30 sample
Powerful Radio Sources in the Southern Sky. I. Optical Identifications
Powerful Radio Sources in the Southern Sky. II. A Swift X-Ray Perspective
SCUBA-2 High Redshift Bright Quasar Survey. II. The Environment of z ∼ 6 Quasars at Submillimeter Band
The Fraction and Kinematics of Broad Absorption Line Quasars across Cosmic Time
The Pan-STARRS1 z > 5.6 Quasar Survey. II. Discovery of 55 Quasars at 5.6 < z < 6.5
The Pan-STARRS1 z > 5.6 Quasar Survey. III. The z ≈ 6 Quasar Luminosity Function
When Spectral Modeling Meets Convolutional Networks: A Method for Discovering Reionization-era Lensed Quasars in Multiband Imaging Data
XQR-30: Black hole masses and accretion rates of 42 z  ≳  6 quasars
XQR-30: The ultimate XSHOOTER quasar sample at the reionization epoch
Chemical abundance of z∼6 quasar broad-line regions in the XQR-30 sample
Constraining Galaxy Overdensities around Three z ∼ 6.5 Quasars with ALMA and MUSE
Measuring the Density Fields around Bright Quasars at z ∼6 with XQR-30 Spectra
Molecular gas in z ∼ 6 quasar host galaxies
Suppression of black-hole growth by strong outflows at redshifts 5.8–6.6
The [CII] and FIR properties of z > 6 radio-loud quasars
The Cavity of 3CR 196.1: Hα Emission Spatially Associated with an X-Ray Cavity
The Decoupled Kinematics of High-z QSO Host Galaxies and Their Ly α Halos
The X-shooter/ALMA Sample of Quasars in the Epoch of Reionization. II. Black Hole Masses, Eddington Ratios, and the Formation of the First Quasars
A luminous quasar at redshift 7.642
ALMA multiline survey of the ISM in two quasar host-companion galaxy pairs at z > 6
Enhanced x-ray emission from the most radio-powerful quasar in the universe's first billion years
Raining in MKW 3 s: A Chandra-MUSE Analysis of X-Ray Cold Filaments around 3CR 318.1
Random Forests as a Viable Method to Select and Discover High-redshift Quasars
Resolving the Radio Emission from the Quasar P172+18 at z = 6.82
Revealing the accretion physics of supermassive black holes at redshift z~7 with chandra and infrared observations
The Discovery of a Highly Accreting, Radio-loud Quasar at z = 6.82
The Impact of Powerful Jets on the Far-infrared Emission of an Extreme Radio Quasar at z ∼ 6
X-Ray Evidence against the Hypothesis that the Hyperluminous z = 6.3 Quasar J0100+2802 is Lensed
Detecting and Characterizing Young Quasars. I. Systemic Redshifts and Proximity Zone Measurements
Kiloparsec-scale ALMA Imaging of [Cii] and Dust Continuum Emission of 27 Quasar Host Galaxies at z ∼ 6
No Evidence for [C II] Halos or High-velocity Outflows in z 6 Quasar Host Galaxies
No Redshift Evolution in the Broad-line-region Metallicity up to z = 7.54: Deep Near-infrared Spectroscopy of ULAS J1342+0928
Poniua'ena: A Luminous z = 7.5 Quasar Hosting a 1.5 Billion Solar Mass Black Hole
Probing the nature of high-redshift weak emission line quasars: A young quasar with a starburst host galaxy
SCUBA2 High Redshift Bright Quasar Survey: Far-infrared Properties and Weak-line Features
The ionized- And cool-gas content of the BR1202-0725 system as seen by MUSE and ALMA
The X-SHOOTER/ALMA Sample of Quasars in the Epoch of Reionization. I. NIR Spectral Modeling, Iron Enrichment, and Broad Emission Line Properties
X-Ray Observations of a [C II]-bright, z = 6.59 Quasar/Companion System
Spectral Energy Distributions of Companion Galaxies to z similar to 6 Quasars
The Discovery of a Luminous Broad Absorption Line Quasar at a Redshift of 7.02
NO OVERDENSITY OF LYMAN-ALPHA EMITTING GALAXIES AROUND A QUASAR AT <i>z</i> ∼ 5.7
Physical Properties of 15 Quasars at <i>z</i> ≳ 6.5

Errata (1)

Erratum: Detecting and Characterizing Young Quasars. I. Systemic Redshifts and Proximity Zones Measurements (The Astrophysical Journal (2020) 900 (37) DOI: 10.3847/1538-4357/aba52e)
1
Luis Barrientos

Associate Professor, Director

Institute of Astrophysics

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Santiago, Chile

3
Manuel Aravena

Full Professor

Facultad de Ingeniería y Ciencias

Universidad Diego Portales

Santiago, Chile

3
Roberto Assef

Profesor Titular

Instituto de Estudios Astrofísicos

Universidad Diego Portales

Santiago, Chile

2
Jorge González

Profesor asistente

Facultad de Física

Pontificia Universidad Católica de Chile

Santiago, Chile

1
Ezequiel Treister

Full Professor

Instituto de Alta Investigación

Universidad de Tarapacá

Santiago, Chile

1
Enrico Congiu

Postdoc

Departamento de Astronomia

Universidad de Chile

Santiago, Chile

77
Chiara Mazzucchelli

Assistant Professor

Facultad de Ingeniería y Ciencias

Universidad Diego Portales

Santiago, Chile