P. Lira

8.6k citations

99 papers · 3.2k indexed · 1 hit paper · h-index 35

Impact in

Instrumentation top 1%
- Astronomy and Astrophysical Research
Astronomy and Astrophysics top 0.5%
- Galaxies: Formation, Evolution, Phenomena
- Astrophysical Phenomena and Observations
- Gamma-ray bursts and supernovae
- Stellar, planetary, and galactic studies
- Astrophysics and Star Formation Studies
- Pulsars and Gravitational Waves Research

Papers in

Instrumentation 20
- Astronomy and Astrophysical Research 20
Astronomy and Astrophysics 92
- Galaxies: Formation, Evolution, Phenomena 77
- Astrophysical Phenomena and Observations 61
- Gamma-ray bursts and supernovae 36
- Stellar, planetary, and galactic studies 17
- Astrophysics and Star Formation Studies 12
- Radio Astronomy Observations and Technology 7

Co-authors: H. Netzer Benny Trakhtenbrot J. Maza R. A. Schommer N. B. Suntzeff M. Hamuy M. M. Phillips P. Arévalo
Journals: Monthly Notices of the Royal Astronomical Society (32 papers)The Astrophysical Journal (30 papers)Astronomy and Astrophysics (9 papers)The Astronomical Journal (4 papers)Frontiers in Astronomy and Space Sciences (2 papers)
Partner nations: Chile United States United Kingdom

In The Last Decade

P. Lira

89 papers receiving 3.1k citations

Hit Papers

align trajectories log scale

The dust covering factor in active galactic nuclei 2016 · 226 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2016 Monthly Notices of the Royal Astronomical Society

Peers

Countries citing papers authored by P. Lira

Since Specialization

Citations

This map shows the geographic impact of P. Lira's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by P. Lira with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites P. Lira more than expected).

Fields of papers citing papers by P. Lira

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by P. Lira. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by P. Lira. The network helps show where P. Lira may publish in the future.

Co-authorship network

The 25 scholars most cited alongside P. Lira, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with P. Lira Line = papers co-authored together P. Lira links everyone, so they are left out of the graph.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work
1	Probing the rest-frame wavelength dependence of quasar variability Astronomy and Astrophysics ·María Cristina Cruz López, P. Lira, P. Arévalo, Mouyuan Sun, L.-R. Jan, Mary Loli Martínez‐Aldama	2025	0
2	Study of the ∼50 kpc circumgalactic environment around the merger system J2057–0030 at z ∼ 4.6 using ALMA Astronomy and Astrophysics ·罗永全, P. Lira, T. Díaz-Santos, Benny Trakhtenbrot, H. Netzer, 靖大牧野	2024	1
3	The universal power spectrum of quasars in optical wavelengths Astronomy and Astrophysics ·P. Arévalo, E. Churazov, P. Lira, P. Sanchéz-Sáez, L.-R. Jan, L. Hernández-García, Ezequiel Martinez-Ayala, Hua Jingwen	2024	11
4	Gemini Near Infrared Spectrograph–Distant Quasar Survey: Prescriptions for Calibrating UV-based Estimates of Supermassive Black Hole Masses in High-redshift Quasars The Astrophysical Journal ·幸寿西村, Michael Rainer Braun, Ohad Shemmer, M. S. Brotherton, Adam D. Myers, I. Andruchow, W. N. Brandt, Helena Rahmah, Richard F. Green, P. Lira, Richard M. Plotkin, Gordon T. Richards, Donald P. Schneider	2023	4
5	Alert Classification for the ALeRCE Broker System: The Anomaly Detector The Astronomical Journal ·悦子赤木, G. Cabrera-Vives, L. Hernández-García, F. Förster, P. Sanchéz-Sáez, A. Muñoz-Arancibia, Ang Z, Osorio Ruíz Miguel Ángel, F. E. Bauer, A. Bayo, M. Catelan, Raya Dastidar, P. A. Estévez, P. Lira, G. Pignata	2023	2
6	Persistent and occasional: Searching for the variable population of the ZTF/4MOST sky using ZTF Data Release 11 Astronomy and Astrophysics ·P. Sanchéz-Sáez, Ang Z, A. Bayo, P. Arévalo, F. E. Bauer, G. Cabrera-Vives, M. Catelan, P. Coppi, P. A. Estévez, F. Förster, L. Hernández-García, P. Huijse, R. Kurtev, P. Lira, A. Muñoz-Arancibia, G. Pignata	2023	17
7	Optical variability in quasars: scalings with black hole mass and Eddington ratio depend on the observed time-scales Monthly Notices of the Royal Astronomical Society ·P. Arévalo, P. Lira, P. Sanchéz-Sáez, Hua Jingwen, Ezequiel Martinez-Ayala, E. Churazov, L. Hernández-García	2023	8
8	Multiwavelength monitoring of the nucleus in PBC J2333.9−2343: the giant radio galaxy with a blazar-like core Monthly Notices of the Royal Astronomical Society ·L. Hernández-García, F. Panessa, G. Bruni, L. Bassani, Hiromi Tobita, V. Patiño-Álvarez, A. Tramacere, P. Lira, P. Sanchéz-Sáez, F. E. Bauer, V. Chavushyan, R. Carraro, F. Förster, A. Muñoz-Arancibia, P. Ubertini	2023	4
9	Exploratory X-Ray Monitoring of Luminous Radio-quiet Quasars at High Redshift: Extended Time-series Analyses and Stacked Imaging Spectroscopy The Astrophysical Journal ·Frederick P. Bornstein, Ohad Shemmer, W. N. Brandt, M. Paolillo, S. Kaspi, C. Vignali, P. Lira, Donald P. Schneider	2021	2
10	Type 2 AGN Host Galaxies in the Chandra-COSMOS Legacy Survey: No Evidence of AGN-driven Quenching The Astrophysical Journal ·Hyewon Suh, F. Civano, G. Hasinger, Elisabeta Lusso, G. Lanzuisi, Stefano Marchesi, Benny Trakhtenbrot, V. Allevato, N. Cappelluti, P. Capak, M. Elvis, R. E. Griffiths, C. Laigle, P. Lira, L. Riguccini, D. J. Rosario, M. Salvato, Kevin Schawinski, C. Vignali	2017	23
11	Searching for molecular outflows in hyperluminous infrared galaxies Monthly Notices of the Royal Astronomical Society ·Kofi Odei Addo, F. E. Bauer, Sylvain Veilleux, J. Graciá‐Carpio, E. Sturm, P. Lira, S. Schulze, S. Kim	2016	9
12	HOW LYMAN ALPHA EMISSION DEPENDS ON GALAXY STELLAR MASS The Astrophysical Journal Letters ·Grecco A. Oyarzún, Guillermo A. Blanc, Valentino González, Mario Mateo, John I. Bailey, Steven L. Finkelstein, P. Lira, Jeffrey D. Crane, Edward W. Olszewski	2016	28
13	The dust covering factor in active galactic nuclei Monthly Notices of the Royal Astronomical Society ·Marko Stalevski, Cláudio Ricci, Yoshihiro Ueda, P. Lira, J. Fritz, M. Baes Hit paper breakdown →	2016	226
14	THE NUCLEAR NEAR-INFRARED SPECTRAL PROPERTIES OF NEARBY GALAXIES The Astrophysical Journal Supplement Series ·Rachel Mason, A. Rodríguez-Ardila, Lucimara P. Martins, Rogério Riffel, O. González-Martín, C. Ramos Almeida, Daniel Ruschel-Dutra, Luis C. Ho, Karun Thanjavur, Siver Ap, A. Alonso‐Herrero, P. Lira, Richard M. McDermid, Rogemar A. Riffel, Ricardo P. Schiavon, C. Winge, De Hoyos Benítez, Eric S. Perlman	2015	38
15	THE QUEST–La SILLA AGN VARIABILITY SURVEY The Astrophysical Journal ·R. Cartier, P. Lira, P. Coppi, P. Sanchéz-Sáez, P. Arévalo, F. E. Bauer, D. Rabinowitz, R. Zinn, Ricardo R. Muñoz, N. Meza	2015	11
16	Long-term monitoring of the archetype Seyfert galaxy MCG-6-30-15: X-ray, optical and near-IR variability of the corona, disc and torus Monthly Notices of the Royal Astronomical Society ·P. Lira, P. Arévalo, P. Uttley, I. M. McHardy, Yuan Chen	2015	23
17	Constraining torus models for AGNs using X-ray observations Springer Link (Chiba Institute of Technology) ·E. Ibar, P. Lira	2007	6
18	Results from the Multiwavelength Survey by Yale-Chile (MUSYC) The Messenger ·Ezequiel Treister, Eric Gawiser, Pieter van Dokkum, P. Lira, C. M. Urry	2007	1
19	Supernova 2004ip in IRAS 18293-3413 = Psn K0409-001 S. Mattila, P. Väisänen, P. Meikle, T. Dahlén, A. Efstathiou, D. Farrah, Claes Fransson, P. Lira, Peter Lundqvist, Göran Östlin, S. D. Ryder, J. Sollerman	2007	1
20	A Public Deep IRAC Survey in the Extended CDF-South Pieter van Dokkum, Eric F. Bell, R. J. Bouwens, Niel Brandt, Mark Dickinson, Marijn Franx, Eric Gawiser, Lafferriere Jorge Nicolas, G. D. Illingworth, Ivo Labbé, P. Lira, Danilo Marchesini, P. J. McCarthy, Casey Papovich, Hans‐Walter Rix, Ponnampalam, C. M. Urry, Sukyoung K. Yi	2005	0

About P. Lira

P. Lira is a scholar working on Instrumentation, Astronomy and Astrophysics, Nuclear and High Energy Physics, Global and Planetary Change and Biophysics, having authored 99 papers that have together received 3.2k indexed citations. Recurring topics across this work include Galaxies: Formation, Evolution, Phenomena (77 papers), Astrophysical Phenomena and Observations (61 papers), Gamma-ray bursts and supernovae (36 papers), Astronomy and Astrophysical Research (20 papers), Stellar, planetary, and galactic studies (17 papers), Astrophysics and Cosmic Phenomena (17 papers), Astrophysics and Star Formation Studies (12 papers) and Radio Astronomy Observations and Technology (7 papers). The work is most often cited by research in Instrumentation (808 citations), Astronomy and Astrophysics (3.2k citations), Nuclear and High Energy Physics (760 citations), Atomic and Molecular Physics, and Optics (130 citations) and Global and Planetary Change (73 citations). P. Lira has collaborated with scholars based in Chile, United States and United Kingdom. Frequent co-authors include H. Netzer, Benny Trakhtenbrot, J. Maza, R. A. Schommer, N. B. Suntzeff, M. Hamuy, M. M. Phillips, P. Arévalo, Julián E. Mejía-Restrepo and Ohad Shemmer. Their work appears in journals such as Monthly Notices of the Royal Astronomical Society, The Astrophysical Journal, Astronomy and Astrophysics, The Astronomical Journal and Frontiers in Astronomy and Space Sciences.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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