2026 Guido Risaliti: Physics Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Physics	86	2531	2406	129	126	345	26210

Discipline name

D-Index

World Ranking

Current World Ranking

National Ranking

Current National Ranking

Publications

Citations

Physics

2531

2406

129

126

345

26210

Overview

Guido Risaliti is affiliated with the University of Florence in Italy and has contributed extensively to the field of Physics and Astronomy, with a particular focus on Astronomy and Astrophysics. Their research spans a variety of subfields including Nuclear and High Energy Physics, Instrumentation, Radiology, Nuclear Medicine and Imaging, and Radiation.

The scientist's work covers several main topics such as:

Galaxies: Formation, Evolution, Phenomena
Astrophysical Phenomena and Observations
Gamma-ray bursts and supernovae
Astronomy and Astrophysical Research
Cosmology and Gravitation Theories
Astrophysics and Cosmic Phenomena
Radio Astronomy Observations and Technology

Risaliti has published numerous papers, with recent notable works including:

"Unveiling the Universe with emerging cosmological probes," 2022, CU Scholar (University of Colorado Boulder)
"Quasars as standard candles," 2020, Astronomy and Astrophysics
"Quasar cosmology: dark energy evolution and spatial curvature," 2022, Monthly Notices of the Royal Astronomical Society
"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
"JADES - the Rosetta stone of JWST-discovered AGN: deciphering the intriguing nature of early AGN," 2024, Monthly Notices of the Royal Astronomical Society

Frequent co-authors collaborating with Risaliti include:

Elisabeta Lusso
Matilde Signorini
E. Nardini
A. Marconi
Bartolomeo Trefoloni

Their work appears often in several publication venues. The most frequent are:

arXiv (Cornell University)
Astronomy and Astrophysics
Physica Medica
Monthly Notices of the Royal Astronomical Society
The Astrophysical Journal

Best Publications

Local supermassive black holes, relics of active galactic nuclei and the X-ray background

A. Marconi;G. Risaliti;G. Risaliti;R. Gilli;L. K. Hunt

1619
Citations
AMAZE - I. The evolution of the mass–metallicity relation at z $>$ 3

R. Maiolino;T. Nagao;A. Grazian;F. Cocchia

1074
Citations
The Distribution of Absorbing Column Densities among Seyfert 2 Galaxies

G. Risaliti;R. Maiolino;M. Salvati

742
Citations
A 3 dimensional diagnostic diagram for Seyfert 2s: probing X-ray absorption and Compton thickness

L. Bassani;M. Dadina;R.Maiolino;M.Salvati

680
Citations
Dust in active nuclei. I. Evidence for "anomalous" properties

R. Maiolino;A. Marconi;M. Salvati;G. Risaliti

590
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
X-ray spectral properties of AGN in the Chandra Deep Field South

P. Tozzi;R. Gilli;V. Mainieri;C. Norman

579
Citations
A Three-dimensional Diagnostic Diagram for Seyfert 2 Galaxies: Probing X-Ray Absorption and Compton Thickness

L Bassani;M Dadina;R Maiolino;M Salvati

540
Citations
X-ray spectral properties of active galactic nuclei in the Chandra deep field south

P. Tozzi;R. Gilli;V. Mainieri;C. Norman;C. Norman

508
Citations
LSD: Lyman-break galaxies Stellar populations and Dynamics – I. Mass, metallicity and gas at z∼ 3.1

F. Mannucci;G. Cresci;R. Maiolino;A. Marconi

468
Citations
Dust in active nuclei. I. evidence for anomalous properties

R. Maiolino;A. Marconi;M. Salvati;G. Risaliti

452
Citations
Cosmological constraints from the Hubble diagram of quasars at high redshifts

Guido Risaliti;Guido Risaliti;Elisabeta Lusso

439
Citations
Ubiquitous Variability of X-Ray-absorbing Column Densities in Seyfert 2 Galaxies

G. Risaliti;M. Elvis;F. Nicastro

426
Citations
Extreme X-ray spectral variability in the Seyfert 2 Galaxy NGC 1365

G. Risaliti;M. Elvis;G. Fabbiano;A. Baldi

382
Citations
A rapidly spinning supermassive black hole at the centre of NGC 1365

G. Risaliti;F. A. Harrison;K. K. Madsen;D. J. Walton

353
Citations
Rapid Compton-thick/Compton-thin Transitions in the Seyfert 2 Galaxy NGC 1365

G. Risaliti;G. Risaliti;M. Elvis;G. Fabbiano;A. Baldi

333
Citations
Most Supermassive Black Holes Must Be Rapidly Rotating

M. Elvis;G. Risaliti;G. Zamorani

315
Citations
THE TIGHT RELATION BETWEEN X-RAY AND ULTRAVIOLET LUMINOSITY OF QUASARS

E. Lusso;G. Risaliti;G. Risaliti

314
Citations
NICMOS measurements of the near-infrared background

R. Thompson;D. Eisenstein;X. Fan;M. Rieke

0
Citations
X-ray spectral properties of active galactic nuclei in the Chandra

P. Tozzi;R. Gilli;V. Mainieri;G. Risaliti

0
Citations