P. C. C. Freire

26.0k total citations · 5 hit papers
145 papers, 5.5k citations indexed

About

P. C. C. Freire is a scholar working on Astronomy and Astrophysics, Oceanography and Nuclear and High Energy Physics. According to data from OpenAlex, P. C. C. Freire has authored 145 papers receiving a total of 5.5k indexed citations (citations by other indexed papers that have themselves been cited), including 140 papers in Astronomy and Astrophysics, 48 papers in Oceanography and 22 papers in Nuclear and High Energy Physics. Recurrent topics in P. C. C. Freire's work include Pulsars and Gravitational Waves Research (130 papers), Gamma-ray bursts and supernovae (50 papers) and Geophysics and Gravity Measurements (48 papers). P. C. C. Freire is often cited by papers focused on Pulsars and Gravitational Waves Research (130 papers), Gamma-ray bursts and supernovae (50 papers) and Geophysics and Gravity Measurements (48 papers). P. C. C. Freire collaborates with scholars based in Germany, United States and United Kingdom. P. C. C. Freire's co-authors include F. Camilo, M. Krämer, I. H. Stairs, S. M. Ransom, R. N. Manchester, D. R. Lorimer, A. G. Lyne, J. W. T. Hessels, M. A. McLaughlin and V. M. Kaspi and has published in prestigious journals such as Nature, Science and SHILAP Revista de lepidopterología.

In The Last Decade

P. C. C. Freire

133 papers receiving 5.1k citations

Hit Papers

5 papers align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Tests of General Relativity from Timing the Double Pulsar

2006 512 citations M. Krämer, I. H. Stairs et al. profile →
A Double-Pulsar System: A Rare Laboratory for Relativistic Gravity and Plasma Physics

2004 454 citations A. G. Lyne, M. Burgay et al. profile →
A Radio Pulsar Spinning at 716 Hz

2006 438 citations S. M. Ransom, I. H. Stairs et al. profile →
Formation of Double Neutron Star Systems

2017 397 citations Thomas M. Tauris, M. Krämer et al. The Astrophysical Journal profile →
The relativistic pulsar-white dwarf binary PSR J1738+0333 - II. The most stringent test of scalar-tensor gravity

2012 327 citations P. C. C. Freire, Norbert Wex et al. Monthly Notices of the Royal Astronomical Society profile →

Peers

P. C. C. Freire

NHEP

OCEAN

GEOPH

AMPO

M. Coleman Miller United States

Koutarou Kyutoku Japan

E. S. Phinney United States

Paul Demorest United States

Wynn C. G. Ho United States

Krzysztof Belczyński Poland

J. P. Halpern United States

Andreas Bauswein Germany

Feryal Özel United States

K. Hurley United States

M. Coleman Miller United States

P. C. C. Freire

5.6k ×1.1

1.6k ×1.4

NHEP

315 ×0.3

OCEAN

1.1k ×1.4

GEOPH

324 ×0.8

AMPO

Citations per year, relative to P. C. C. Freire P. C. C. Freire (= 1×) peers M. Coleman Miller

Countries citing papers authored by P. C. C. Freire

Since Specialization

Citations

This map shows the geographic impact of P. C. C. Freire'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. C. C. Freire with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites P. C. C. Freire more than expected).

Fields of papers citing papers by P. C. C. Freire

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by P. C. C. Freire. 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. C. C. Freire. The network helps show where P. C. C. Freire may publish in the future.

Co-authorship network of co-authors of P. C. C. Freire

This figure shows the co-authorship network connecting the top 25 collaborators of P. C. C. Freire. A scholar is included among the top collaborators of P. C. C. Freire based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with P. C. C. Freire. P. C. C. Freire is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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

20 of 20 papers shown

Zhang, Lei, Federico Abbate, Di Li, et al.. (2025). Probing globular cluster with MeerKAT and FAST: a pulsar polarization census. Science Bulletin. 70(10). 1568–1571. 3 indexed citations

Freire, P. C. C., Shuo Cao, Mario Cadelano, et al.. (2025). Thirty-five Years of Timing of M53A with Arecibo and FAST. The Astrophysical Journal Letters. 981(1). L3–L3. 2 indexed citations

Deneva, J. S., M. A. McLaughlin, Daniel Pang, et al.. (2024). The AO327 Drift Survey Catalog and Data Release of Pulsar Detections. The Astrophysical Journal Supplement Series. 271(1). 23–23. 1 indexed citations

Maccarone, Thomas J., S. M. Ransom, T. E. Clarke, et al.. (2024). A VLITE Search for Millisecond Pulsars in Globular Clusters: Discovery of a Pulsar in GLIMPSE-C01. The Astrophysical Journal. 969(1). 30–30. 3 indexed citations

Meng, Lingqi, Weiwei Zhu, M. Krämer, et al.. (2024). The Relativistic Spin Precession in the Compact Double Neutron Star System PSR J1946+2052. The Astrophysical Journal. 966(1). 46–46. 3 indexed citations

Deller, Adam T., et al.. (2024). A millisecond pulsar position determined to 0.2 mas precision with VLBI. Astronomy and Astrophysics. 691. A47–A47. 3 indexed citations

Cognard, I., Melaine Saillenfest, Thomas M. Tauris, et al.. (2024). Explanation of the exceptionally strong timing noise of PSR J0337+1715 by a circum-ternary planet and consequences for gravity tests. Astronomy and Astrophysics. 693. A143–A143.

Cameron, A D, M. Bailes, D. J. Champion, et al.. (2023). New constraints on the kinematic, relativistic, and evolutionary properties of the PSR J1757−1854 double neutron star system. Monthly Notices of the Royal Astronomical Society. 523(4). 5064–5085. 9 indexed citations

Hu, H., Norbert Wex, P. C. C. Freire, et al.. (2023). A new pulsar timing model for scalar-tensor gravity with applications to PSR J2222-0137 and pulsar-black hole binaries. Astronomy and Astrophysics. 686. A101–A101. 3 indexed citations

10.

Deneva, J. S., P. C. C. Freire, M. A. McLaughlin, et al.. (2023). Discovery and Timing of Millisecond Pulsars with the Arecibo 327 MHz Drift-scan Survey. The Astrophysical Journal. 956(2). 132–132. 6 indexed citations

11.

Zhang, Haiyan, et al.. (2023). Discovery and Timing Analysis of New Pulsars in Globular Cluster NGC 5024: New Observations from FAST. The Astrophysical Journal Letters. 951(2). L37–L37. 5 indexed citations

12.

Deller, Adam T., B. W. Stappers, T. Joseph W. Lazio, et al.. (2022). The MSPSRπ catalogue: VLBA astrometry of 18 millisecond pulsars. Monthly Notices of the Royal Astronomical Society. 519(4). 4982–5007. 33 indexed citations

13.

Serylak, M., V. Venkatraman Krishnan, P. C. C. Freire, et al.. (2022). The eccentric millisecond pulsar, PSR J0955−6150. Astronomy and Astrophysics. 665. A53–A53. 14 indexed citations

14.

Deneva, J. S., Paul S. Ray, F. Camilo, et al.. (2021). Timing of Eight Binary Millisecond Pulsars Found with Arecibo in Fermi-LAT Unidentified Sources. The Astrophysical Journal. 909(1). 6–6. 21 indexed citations

15.

Bhattacharyya, Bhaswati, Jayanta Roy, T. J. Johnson, et al.. (2021). Discovery and Timing of Three Millisecond Pulsars in Radio and Gamma-Rays with the Giant Metrewave Radio Telescope and Fermi Large Area Telescope. The Astrophysical Journal. 910(2). 160–160. 11 indexed citations

16.

Noutsos, A., G. Desvignes, M. Krämer, et al.. (2020). Understanding and improving the timing of PSR J0737−3039B. Springer Link (Chiba Institute of Technology). 7 indexed citations

17.

Martinez, José, Peter A. Gentile, P. C. C. Freire, et al.. (2019). The Discovery of Six Recycled Pulsars from the Arecibo 327 MHz Drift-Scan Pulsar Survey. The Astrophysical Journal. 881(2). 166–166. 10 indexed citations

18.

Antoniadis, John, D. L. Kaplan, K. Stovall, et al.. (2016). AN ECCENTRIC BINARY MILLISECOND PULSAR WITH A HELIUM WHITE DWARF COMPANION IN THE GALACTIC FIELD. The Astrophysical Journal. 830(1). 36–36. 18 indexed citations

19.

Martinez, José, K. Stovall, P. C. C. Freire, et al.. (2015). PULSAR J0453+1559: A DOUBLE NEUTRON STAR SYSTEM WITH A LARGE MASS ASYMMETRY. The Astrophysical Journal. 812(2). 143–143. 166 indexed citations

20.

Eatough, Ralph P., R. Karuppusamy, M. Krämer, et al.. (2013). Detection of radio pulsations from the direction of the NuSTAR 3.76 second X-ray pulsar at 8.35 GHz. Data Archiving and Networked Services (DANS). 5040. 1–1. 1 indexed citations

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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