2026 Andrea Comastri: Physics Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Physics	129	585	562	23	23	821	62315

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Physics

129

585

562

821

62315

Overview

Andrea Comastri is a researcher affiliated with the National Institute for Astrophysics in Italy. Their work is primarily situated within the broad domain of Physics and Astronomy, with a particular emphasis on subfields such as Astronomy and Astrophysics, Nuclear and High Energy Physics, Instrumentation, Atomic and Molecular Physics and Optics, and Computational Mechanics.

Their research focuses on a range of scientific topics related to astrophysical phenomena and cosmic observations. The main topics of their work include:

Astrophysical Phenomena and Observations
Galaxies: Formation, Evolution, Phenomena
Astrophysics and Cosmic Phenomena
Gamma-ray bursts and supernovae
Astronomy and Astrophysical Research
Stellar, planetary, and galactic studies
Astrophysics and Star Formation Studies

Andrea Comastri has contributed to the literature with numerous papers published in key astrophysical and astronomical journals. Some notable recent papers include:

Supermassive black holes at high redshift are expected to be obscured by their massive host galaxies' interstellar medium (2022, Astronomy and Astrophysics)
JWST meets Chandra: a large population of Compton thick, feedback-free, and intrinsically X-ray weak AGN, with a sprinkle of SNe (2025, Monthly Notices of the Royal Astronomical Society)
An extremely metal-poor star complex in the reionization era: Approaching Population III stars with JWST (2023, Astronomy and Astrophysics)
Compton-thick AGN in the NuSTAR Era VI: The Observed Compton-thick Fraction in the Local Universe (2021, The Astrophysical Journal)
Web of the giant: Spectroscopic confirmation of a large-scale structure around the z = 6.31 quasar SDSS J1030+0524 (2020, Astronomy and Astrophysics)

The most frequent publication venues for Andrea Comastri include:

Astronomy and Astrophysics
arXiv (Cornell University)
The Astrophysical Journal
Monthly Notices of the Royal Astronomical Society
Archivio istituzionale della ricerca (Alma Mater Studiorum Università di Bologna)

Collaborations are a notable feature of their career, frequently co-authoring with several researchers:

R. Gilli
G. Lanzuisi
C. Vignali
M. Brusa
Stefano Marchesi

Andrea Comastri's body of work encompasses observation and theoretical studies related to high-energy astrophysics, black holes, active galactic nuclei (AGN), and metal-poor stellar populations, often intersecting with the use of advanced astronomical instrumentation and space observatories.

Best Publications

The Nuclear Spectroscopic Telescope Array (NuSTAR) Mission

Fiona A. Harrison;William W. Craig;Finn E. Christensen;Charles J. Hailey

2408
Citations
THE NUCLEAR SPECTROSCOPIC TELESCOPE ARRAY (NuSTAR) HIGH-ENERGY X-RAY MISSION

Fiona A. Harrison;William W. Craig;William W. Craig;Finn E. Christensen;Charles J. Hailey

2194
Citations
A unifying view of the spectral energy distributions of blazars

G. Fossati;L. Maraschi;A. Celotti;A. Celotti;A. Comastri

1702
Citations
A theoretical unifying scheme for gamma-ray bright blazars

G. Ghisellini;A. Celotti;A. Celotti;G. Fossati;L. Maraschi

1213
Citations
The First Release COSMOS Optical and Near-IR Data and Catalog

P. Capak;H. Aussel;M. Ajiki;H. J. McCracken

1195
Citations
The synthesis of the cosmic X-ray background in the Chandra and XMM-Newton era

Roberto Gilli;Andrea Comastri;Guenther Hasinger

1066
Citations
The First Release COSMOS Optical and Near-IR Data and Catalog

P. Capak;H. Aussel;H. Aussel;M. Ajiki;H. J. McCracken;H. J. McCracken

1038
Citations
The Spitzer Legacy Survey of the HST-ACS 2 sq. deg. COSMOS Field: survey strategy and first analysis

D. B. Sanders;M. Salvato;H. Aussel;O. Ilbert

876
Citations
The 2-10 keV luminosity as a Star Formation Rate indicator

Piero Ranalli;Andrea Comastri;Giancarlo Setti

859
Citations
S-COSMOS: The Spitzer Legacy Survey of the Hubble Space Telescope ACS 2 deg^2 COSMOS Field I: Survey Strategy and First Analysis

D. B. Sanders;M. Salvato;H. Aussel;H. Aussel;O. Ilbert

762
Citations
THE CHANDRA DEEP FIELD-SOUTH SURVEY: 4 Ms SOURCE CATALOGS

Yongquan Xue;Bin Luo;William Nielsen Brandt;Franz E. Bauer;Franz E. Bauer

701
Citations
COSMOS : Hubble Space Telescope Observations

N. Scoville;A. Benson;A. W. Blain;D. Calzetti

672
Citations
Resolving the mid-infrared cores of local Seyferts

P. Gandhi;H. Horst;A. Smette;S. Hoenig

646
Citations
COSMOS: Hubble Space Telescope Observations

N. Scoville;N. Scoville;R. G. Abraham;H. Aussel;J. E. Barnes

640
Citations
The HELLAS2XMM survey. VII. The hard X-ray luminosity function of AGN up to z=4: more absorbed AGN at low luminosities and high redshifts

F. La Franca;F. Fiore;A. Comastri;G.C. Perola

613
Citations
The Hot and Energetic Universe: A White Paper presenting the science theme motivating the Athena+ mission

Kirpal Nandra;Didier Barret;Xavier Barcons;Andy Fabian

582
Citations
The Chandra COSMOS Survey. I. Overview and Point Source Catalog

Martin Elvis;Francesca Civano;Cristian Vignali;Simonetta Puccetti

564
Citations
The XMM-Newton Wide-Field Survey in the COSMOS field (XMM-COSMOS): demography and multiwavelength properties of obscured and unobscured luminous AGN

M. Brusa;F. Civano;A. Comastri;T. Miyaji

529
Citations
The HELLAS2XMM Survey. VII. The Hard X-Ray Luminosity Function of AGNs up to z = 4: More Absorbed AGNs at Low Luminosities and High Redshifts

F. La Franca;F. Fiore;A. Comastri;G. C. Perola

510
Citations
The nuclear spectroscopic telescope array (NuSTAR) high-energy X-ray mission

Kristin K. Madsen;Fiona A. Harrison;Hongjun An;Steven E. Boggs

14
Citations